diff --git a/xfa/fxbarcode/BC_BarCode.cpp b/xfa/fxbarcode/BC_BarCode.cpp
new file mode 100644
index 0000000..11f47b5
--- /dev/null
+++ b/xfa/fxbarcode/BC_BarCode.cpp
@@ -0,0 +1,877 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Binarizer.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
+#include "xfa/fxbarcode/BC_DecoderResult.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixReader.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedCodaBarReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCodaBarWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode128Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode128Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN8Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN8Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedUPCAReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedUPCAWriter.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Detector.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Reader.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Writer.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCodeReader.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCodeWriter.h"
+
+CBC_CodeBase::CBC_CodeBase() {}
+CBC_CodeBase::~CBC_CodeBase() {}
+FX_BOOL CBC_CodeBase::SetCharEncoding(int32_t encoding) {
+  if (m_pBCWriter) {
+    return m_pBCWriter->SetCharEncoding(encoding);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_CodeBase::SetModuleHeight(int32_t moduleHeight) {
+  if (m_pBCWriter) {
+    return m_pBCWriter->SetModuleHeight(moduleHeight);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_CodeBase::SetModuleWidth(int32_t moduleWidth) {
+  if (m_pBCWriter) {
+    return m_pBCWriter->SetModuleWidth(moduleWidth);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_CodeBase::SetHeight(int32_t height) {
+  if (m_pBCWriter) {
+    return m_pBCWriter->SetHeight(height);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_CodeBase::SetWidth(int32_t width) {
+  if (m_pBCWriter) {
+    return m_pBCWriter->SetWidth(width);
+  }
+  return FALSE;
+}
+void CBC_CodeBase::SetBackgroundColor(FX_ARGB backgroundColor) {
+  if (m_pBCWriter) {
+    m_pBCWriter->SetBackgroundColor(backgroundColor);
+  }
+}
+void CBC_CodeBase::SetBarcodeColor(FX_ARGB foregroundColor) {
+  if (m_pBCWriter) {
+    m_pBCWriter->SetBarcodeColor(foregroundColor);
+  }
+}
+CBC_OneCode::CBC_OneCode() {}
+CBC_OneCode::~CBC_OneCode() {}
+FX_BOOL CBC_OneCode::CheckContentValidity(const CFX_WideStringC& contents) {
+  if (m_pBCWriter) {
+    return ((CBC_OneDimWriter*)m_pBCWriter)->CheckContentValidity(contents);
+  }
+  return FALSE;
+}
+CFX_WideString CBC_OneCode::FilterContents(const CFX_WideStringC& contents) {
+  CFX_WideString tmp;
+  if (m_pBCWriter == NULL) {
+    return tmp;
+  }
+  return ((CBC_OneDimWriter*)m_pBCWriter)->FilterContents(contents);
+}
+void CBC_OneCode::SetPrintChecksum(FX_BOOL checksum) {
+  if (m_pBCWriter) {
+    ((CBC_OneDimWriter*)m_pBCWriter)->SetPrintChecksum(checksum);
+  }
+}
+void CBC_OneCode::SetDataLength(int32_t length) {
+  if (m_pBCWriter) {
+    ((CBC_OneDimWriter*)m_pBCWriter)->SetDataLength(length);
+  }
+}
+void CBC_OneCode::SetCalChecksum(FX_BOOL calc) {
+  if (m_pBCWriter) {
+    ((CBC_OneDimWriter*)m_pBCWriter)->SetCalcChecksum(calc);
+  }
+}
+FX_BOOL CBC_OneCode::SetFont(CFX_Font* cFont) {
+  if (m_pBCWriter) {
+    return ((CBC_OneDimWriter*)m_pBCWriter)->SetFont(cFont);
+  }
+  return FALSE;
+}
+void CBC_OneCode::SetFontSize(FX_FLOAT size) {
+  if (m_pBCWriter) {
+    ((CBC_OneDimWriter*)m_pBCWriter)->SetFontSize(size);
+  }
+}
+void CBC_OneCode::SetFontStyle(int32_t style) {
+  if (m_pBCWriter) {
+    ((CBC_OneDimWriter*)m_pBCWriter)->SetFontStyle(style);
+  }
+}
+void CBC_OneCode::SetFontColor(FX_ARGB color) {
+  if (m_pBCWriter) {
+    ((CBC_OneDimWriter*)m_pBCWriter)->SetFontColor(color);
+  }
+}
+CBC_Code39::CBC_Code39() {
+  m_pBCReader = (CBC_Reader*)new (CBC_OnedCode39Reader);
+  m_pBCWriter = (CBC_Writer*)new (CBC_OnedCode39Writer);
+}
+CBC_Code39::CBC_Code39(FX_BOOL usingCheckDigit) {
+  m_pBCReader = (CBC_Reader*)new CBC_OnedCode39Reader(usingCheckDigit);
+  m_pBCWriter = (CBC_Writer*)new CBC_OnedCode39Writer;
+}
+CBC_Code39::CBC_Code39(FX_BOOL usingCheckDigit, FX_BOOL extendedMode) {
+  m_pBCReader =
+      (CBC_Reader*)new CBC_OnedCode39Reader(usingCheckDigit, extendedMode);
+  m_pBCWriter = (CBC_Writer*)new CBC_OnedCode39Writer(extendedMode);
+}
+CBC_Code39::~CBC_Code39() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+FX_BOOL CBC_Code39::Encode(const CFX_WideStringC& contents,
+                           FX_BOOL isDevice,
+                           int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return FALSE;
+  }
+  BCFORMAT format = BCFORMAT_CODE_39;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString filtercontents =
+      ((CBC_OnedCode39Writer*)m_pBCWriter)->FilterContents(contents);
+  CFX_WideString renderContents =
+      ((CBC_OnedCode39Writer*)m_pBCWriter)->RenderTextContents(contents);
+  m_renderContents = renderContents;
+  CFX_ByteString byteString = filtercontents.UTF8Encode();
+  uint8_t* data = static_cast<CBC_OnedCode39Writer*>(m_pBCWriter)
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderResult(renderContents, data, outWidth, isDevice, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_Code39::RenderDevice(CFX_RenderDevice* device,
+                                 const CFX_Matrix* matirx,
+                                 int32_t& e) {
+  CFX_WideString renderCon = ((CBC_OnedCode39Writer*)m_pBCWriter)
+                                 ->encodedContents(m_renderContents, e);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderDeviceResult(device, matirx, renderCon, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_Code39::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  CFX_WideString renderCon = ((CBC_OnedCode39Writer*)m_pBCWriter)
+                                 ->encodedContents(m_renderContents, e);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderBitmapResult(pOutBitmap, renderCon, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_Code39::Decode(uint8_t* buf,
+                                  int32_t width,
+                                  int32_t hight,
+                                  int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_Code39::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(str, str.GetLength());
+}
+FX_BOOL CBC_Code39::SetTextLocation(BC_TEXT_LOC location) {
+  if (m_pBCWriter) {
+    return ((CBC_OnedCode39Writer*)m_pBCWriter)->SetTextLocation(location);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_Code39::SetWideNarrowRatio(int32_t ratio) {
+  if (m_pBCWriter) {
+    return ((CBC_OnedCode39Writer*)m_pBCWriter)->SetWideNarrowRatio(ratio);
+  }
+  return FALSE;
+}
+CBC_Codabar::CBC_Codabar() {
+  m_pBCReader = (CBC_Reader*)new (CBC_OnedCodaBarReader);
+  m_pBCWriter = (CBC_Writer*)new (CBC_OnedCodaBarWriter);
+}
+CBC_Codabar::~CBC_Codabar() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+FX_BOOL CBC_Codabar::SetStartChar(FX_CHAR start) {
+  if (m_pBCWriter) {
+    return ((CBC_OnedCodaBarWriter*)m_pBCWriter)->SetStartChar(start);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_Codabar::SetEndChar(FX_CHAR end) {
+  if (m_pBCWriter) {
+    return ((CBC_OnedCodaBarWriter*)m_pBCWriter)->SetEndChar(end);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_Codabar::SetTextLocation(BC_TEXT_LOC location) {
+  return ((CBC_OnedCodaBarWriter*)m_pBCWriter)->SetTextLocation(location);
+}
+FX_BOOL CBC_Codabar::SetWideNarrowRatio(int32_t ratio) {
+  if (m_pBCWriter) {
+    return ((CBC_OnedCodaBarWriter*)m_pBCWriter)->SetWideNarrowRatio(ratio);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_Codabar::Encode(const CFX_WideStringC& contents,
+                            FX_BOOL isDevice,
+                            int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return FALSE;
+  }
+  BCFORMAT format = BCFORMAT_CODABAR;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString filtercontents =
+      ((CBC_OneDimWriter*)m_pBCWriter)->FilterContents(contents);
+  CFX_ByteString byteString = filtercontents.UTF8Encode();
+  m_renderContents = filtercontents;
+  uint8_t* data = static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter)
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderResult(filtercontents, data, outWidth, isDevice, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_Codabar::RenderDevice(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matirx,
+                                  int32_t& e) {
+  CFX_WideString renderCon =
+      ((CBC_OnedCodaBarWriter*)m_pBCWriter)->encodedContents(m_renderContents);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderDeviceResult(device, matirx, renderCon, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_Codabar::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  CFX_WideString renderCon =
+      ((CBC_OnedCodaBarWriter*)m_pBCWriter)->encodedContents(m_renderContents);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderBitmapResult(pOutBitmap, renderCon, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_Codabar::Decode(uint8_t* buf,
+                                   int32_t width,
+                                   int32_t hight,
+                                   int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_Codabar::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(str, str.GetLength());
+}
+CBC_Code128::CBC_Code128(BC_TYPE type) {
+  m_pBCReader = (CBC_Reader*)new (CBC_OnedCode128Reader);
+  m_pBCWriter = (CBC_Writer*)new CBC_OnedCode128Writer(type);
+}
+CBC_Code128::~CBC_Code128() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+FX_BOOL CBC_Code128::SetTextLocation(BC_TEXT_LOC location) {
+  if (m_pBCWriter) {
+    return ((CBC_OnedCode128Writer*)m_pBCWriter)->SetTextLocation(location);
+  }
+  return FALSE;
+}
+FX_BOOL CBC_Code128::Encode(const CFX_WideStringC& contents,
+                            FX_BOOL isDevice,
+                            int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return FALSE;
+  }
+  BCFORMAT format = BCFORMAT_CODE_128;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString content = contents;
+  if (contents.GetLength() % 2 &&
+      ((CBC_OnedCode128Writer*)m_pBCWriter)->GetType() == BC_CODE128_C) {
+    content += '0';
+  }
+  CFX_WideString encodeContents =
+      ((CBC_OnedCode128Writer*)m_pBCWriter)->FilterContents(content);
+  m_renderContents = encodeContents;
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  uint8_t* data = static_cast<CBC_OnedCode128Writer*>(m_pBCWriter)
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderResult(encodeContents, data, outWidth, isDevice, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_Code128::RenderDevice(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matirx,
+                                  int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderDeviceResult(device, matirx, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_Code128::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderBitmapResult(pOutBitmap, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_Code128::Decode(uint8_t* buf,
+                                   int32_t width,
+                                   int32_t hight,
+                                   int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_Code128::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(str, str.GetLength());
+}
+CBC_EAN8::CBC_EAN8() {
+  m_pBCReader = (CBC_Reader*)new (CBC_OnedEAN8Reader);
+  m_pBCWriter = (CBC_Writer*)new (CBC_OnedEAN8Writer);
+}
+CBC_EAN8::~CBC_EAN8() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+CFX_WideString CBC_EAN8::Preprocess(const CFX_WideStringC& contents) {
+  CFX_WideString encodeContents =
+      ((CBC_OnedEAN8Writer*)m_pBCWriter)->FilterContents(contents);
+  int32_t length = encodeContents.GetLength();
+  if (length <= 7) {
+    for (int32_t i = 0; i < 7 - length; i++) {
+      encodeContents = FX_WCHAR('0') + encodeContents;
+    }
+    CFX_ByteString byteString = encodeContents.UTF8Encode();
+    int32_t checksum =
+        ((CBC_OnedEAN8Writer*)m_pBCWriter)->CalcChecksum(byteString);
+    encodeContents += FX_WCHAR(checksum - 0 + '0');
+  }
+  if (length > 8) {
+    encodeContents = encodeContents.Mid(0, 8);
+  }
+  return encodeContents;
+}
+FX_BOOL CBC_EAN8::Encode(const CFX_WideStringC& contents,
+                         FX_BOOL isDevice,
+                         int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return FALSE;
+  }
+  BCFORMAT format = BCFORMAT_EAN_8;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString encodeContents = Preprocess(contents);
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  m_renderContents = encodeContents;
+  uint8_t* data = static_cast<CBC_OnedEAN8Writer*>(m_pBCWriter)
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderResult(encodeContents, data, outWidth, isDevice, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_EAN8::RenderDevice(CFX_RenderDevice* device,
+                               const CFX_Matrix* matirx,
+                               int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderDeviceResult(device, matirx, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_EAN8::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderBitmapResult(pOutBitmap, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_EAN8::Decode(uint8_t* buf,
+                                int32_t width,
+                                int32_t hight,
+                                int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_EAN8::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(str, str.GetLength());
+}
+CBC_EAN13::CBC_EAN13() {
+  m_pBCReader = (CBC_Reader*)new (CBC_OnedEAN13Reader);
+  m_pBCWriter = (CBC_Writer*)new (CBC_OnedEAN13Writer);
+}
+CBC_EAN13::~CBC_EAN13() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+CFX_WideString CBC_EAN13::Preprocess(const CFX_WideStringC& contents) {
+  CFX_WideString encodeContents =
+      ((CBC_OnedEAN8Writer*)m_pBCWriter)->FilterContents(contents);
+  int32_t length = encodeContents.GetLength();
+  if (length <= 12) {
+    for (int32_t i = 0; i < 12 - length; i++) {
+      encodeContents = FX_WCHAR('0') + encodeContents;
+    }
+    CFX_ByteString byteString = encodeContents.UTF8Encode();
+    int32_t checksum =
+        ((CBC_OnedEAN13Writer*)m_pBCWriter)->CalcChecksum(byteString);
+    byteString += checksum - 0 + '0';
+    encodeContents = byteString.UTF8Decode();
+  }
+  if (length > 13) {
+    encodeContents = encodeContents.Mid(0, 13);
+  }
+  return encodeContents;
+}
+FX_BOOL CBC_EAN13::Encode(const CFX_WideStringC& contents,
+                          FX_BOOL isDevice,
+                          int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return FALSE;
+  }
+  BCFORMAT format = BCFORMAT_EAN_13;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString encodeContents = Preprocess(contents);
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  m_renderContents = encodeContents;
+  uint8_t* data = static_cast<CBC_OnedEAN13Writer*>(m_pBCWriter)
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderResult(encodeContents, data, outWidth, isDevice, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_EAN13::RenderDevice(CFX_RenderDevice* device,
+                                const CFX_Matrix* matirx,
+                                int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderDeviceResult(device, matirx, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_EAN13::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderBitmapResult(pOutBitmap, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_EAN13::Decode(uint8_t* buf,
+                                 int32_t width,
+                                 int32_t hight,
+                                 int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_EAN13::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(str, str.GetLength());
+}
+CBC_UPCA::CBC_UPCA() {
+  m_pBCReader = (CBC_Reader*)new (CBC_OnedUPCAReader);
+  ((CBC_OnedUPCAReader*)m_pBCReader)->Init();
+  m_pBCWriter = (CBC_Writer*)new (CBC_OnedUPCAWriter);
+}
+CBC_UPCA::~CBC_UPCA() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+CFX_WideString CBC_UPCA::Preprocess(const CFX_WideStringC& contents) {
+  CFX_WideString encodeContents =
+      ((CBC_OnedEAN8Writer*)m_pBCWriter)->FilterContents(contents);
+  int32_t length = encodeContents.GetLength();
+  if (length <= 11) {
+    for (int32_t i = 0; i < 11 - length; i++) {
+      encodeContents = FX_WCHAR('0') + encodeContents;
+    }
+    CFX_ByteString byteString = encodeContents.UTF8Encode();
+    int32_t checksum =
+        ((CBC_OnedUPCAWriter*)m_pBCWriter)->CalcChecksum(byteString);
+    byteString += checksum - 0 + '0';
+    encodeContents = byteString.UTF8Decode();
+  }
+  if (length > 12) {
+    encodeContents = encodeContents.Mid(0, 12);
+  }
+  return encodeContents;
+}
+FX_BOOL CBC_UPCA::Encode(const CFX_WideStringC& contents,
+                         FX_BOOL isDevice,
+                         int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return FALSE;
+  }
+  BCFORMAT format = BCFORMAT_UPC_A;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString encodeContents = Preprocess(contents);
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  m_renderContents = encodeContents;
+  ((CBC_OnedUPCAWriter*)m_pBCWriter)->Init();
+  uint8_t* data = static_cast<CBC_OnedUPCAWriter*>(m_pBCWriter)
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderResult(encodeContents, data, outWidth, isDevice, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_UPCA::RenderDevice(CFX_RenderDevice* device,
+                               const CFX_Matrix* matirx,
+                               int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderDeviceResult(device, matirx, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_UPCA::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  ((CBC_OneDimWriter*)m_pBCWriter)
+      ->RenderBitmapResult(pOutBitmap, m_renderContents, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_UPCA::Decode(uint8_t* buf,
+                                int32_t width,
+                                int32_t hight,
+                                int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_UPCA::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(str, str.GetLength());
+}
+CBC_QRCode::CBC_QRCode() {
+  m_pBCReader = (CBC_Reader*)new (CBC_QRCodeReader);
+  ((CBC_QRCodeReader*)m_pBCReader)->Init();
+  m_pBCWriter = (CBC_Writer*)new (CBC_QRCodeWriter);
+}
+CBC_QRCode::~CBC_QRCode() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+FX_BOOL CBC_QRCode::SetVersion(int32_t version) {
+  if (version < 0 || version > 40) {
+    return FALSE;
+  }
+  if (m_pBCWriter == NULL) {
+    return FALSE;
+  }
+  return ((CBC_QRCodeWriter*)m_pBCWriter)->SetVersion(version);
+}
+FX_BOOL CBC_QRCode::SetErrorCorrectionLevel(int32_t level) {
+  if (level < 0 || level > 3) {
+    return FALSE;
+  }
+  if (m_pBCWriter == NULL) {
+    return FALSE;
+  }
+  return ((CBC_TwoDimWriter*)m_pBCWriter)->SetErrorCorrectionLevel(level);
+}
+FX_BOOL CBC_QRCode::Encode(const CFX_WideStringC& contents,
+                           FX_BOOL isDevice,
+                           int32_t& e) {
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  uint8_t* data = ((CBC_QRCodeWriter*)m_pBCWriter)
+                      ->Encode(contents, ((CBC_QRCodeWriter*)m_pBCWriter)
+                                             ->GetErrorCorrectionLevel(),
+                               outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderResult(data, outWidth, outHeight, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_QRCode::RenderDevice(CFX_RenderDevice* device,
+                                 const CFX_Matrix* matirx,
+                                 int32_t& e) {
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderDeviceResult(device, matirx);
+  return TRUE;
+}
+FX_BOOL CBC_QRCode::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderBitmapResult(pOutBitmap, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_QRCode::Decode(uint8_t* buf,
+                                  int32_t width,
+                                  int32_t hight,
+                                  int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_QRCode::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString retStr = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(retStr, retStr.GetLength());
+}
+CBC_PDF417I::CBC_PDF417I() {
+  m_pBCReader = (CBC_Reader*)new (CBC_PDF417Reader);
+  m_pBCWriter = (CBC_Writer*)new (CBC_PDF417Writer);
+}
+CBC_PDF417I::~CBC_PDF417I() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+FX_BOOL CBC_PDF417I::SetErrorCorrectionLevel(int32_t level) {
+  ((CBC_PDF417Writer*)m_pBCWriter)->SetErrorCorrectionLevel(level);
+  return TRUE;
+}
+void CBC_PDF417I::SetTruncated(FX_BOOL truncated) {
+  ((CBC_PDF417Writer*)m_pBCWriter)->SetTruncated(truncated);
+}
+FX_BOOL CBC_PDF417I::Encode(const CFX_WideStringC& contents,
+                            FX_BOOL isDevice,
+                            int32_t& e) {
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  uint8_t* data = ((CBC_PDF417Writer*)m_pBCWriter)
+                      ->Encode(contents, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderResult(data, outWidth, outHeight, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_PDF417I::RenderDevice(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matirx,
+                                  int32_t& e) {
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderDeviceResult(device, matirx);
+  return TRUE;
+}
+FX_BOOL CBC_PDF417I::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderBitmapResult(pOutBitmap, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_PDF417I::Decode(uint8_t* buf,
+                                   int32_t width,
+                                   int32_t hight,
+                                   int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_PDF417I::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString bytestring = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(bytestring, bytestring.GetLength());
+}
+CBC_DataMatrix::CBC_DataMatrix() {
+  m_pBCReader = (CBC_Reader*)new (CBC_DataMatrixReader);
+  ((CBC_DataMatrixReader*)m_pBCReader)->Init();
+  m_pBCWriter = (CBC_Writer*)new (CBC_DataMatrixWriter);
+}
+CBC_DataMatrix::~CBC_DataMatrix() {
+  if (m_pBCReader) {
+    delete (m_pBCReader);
+    m_pBCReader = NULL;
+  }
+  if (m_pBCWriter) {
+    delete (m_pBCWriter);
+    m_pBCWriter = NULL;
+  }
+}
+FX_BOOL CBC_DataMatrix::Encode(const CFX_WideStringC& contents,
+                               FX_BOOL isDevice,
+                               int32_t& e) {
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  uint8_t* data = ((CBC_DataMatrixWriter*)m_pBCWriter)
+                      ->Encode(contents, outWidth, outHeight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderResult(data, outWidth, outHeight, e);
+  FX_Free(data);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+FX_BOOL CBC_DataMatrix::RenderDevice(CFX_RenderDevice* device,
+                                     const CFX_Matrix* matirx,
+                                     int32_t& e) {
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderDeviceResult(device, matirx);
+  return TRUE;
+}
+FX_BOOL CBC_DataMatrix::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
+  ((CBC_TwoDimWriter*)m_pBCWriter)->RenderBitmapResult(pOutBitmap, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return TRUE;
+}
+CFX_WideString CBC_DataMatrix::Decode(uint8_t* buf,
+                                      int32_t width,
+                                      int32_t hight,
+                                      int32_t& e) {
+  CFX_WideString str;
+  return str;
+}
+CFX_WideString CBC_DataMatrix::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString retStr = m_pBCReader->Decode(&bitmap, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+  return CFX_WideString::FromUTF8(retStr, retStr.GetLength());
+}
diff --git a/xfa/fxbarcode/BC_Binarizer.cpp b/xfa/fxbarcode/BC_Binarizer.cpp
new file mode 100644
index 0000000..d36d8fc
--- /dev/null
+++ b/xfa/fxbarcode/BC_Binarizer.cpp
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Binarizer.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+
+CBC_Binarizer::CBC_Binarizer(CBC_LuminanceSource* source) {
+  m_source = source;
+}
+CBC_Binarizer::~CBC_Binarizer() {}
+CBC_LuminanceSource* CBC_Binarizer::GetLuminanceSource() {
+  return m_source;
+}
diff --git a/xfa/fxbarcode/BC_Binarizer.h b/xfa/fxbarcode/BC_Binarizer.h
new file mode 100644
index 0000000..20be039
--- /dev/null
+++ b/xfa/fxbarcode/BC_Binarizer.h
@@ -0,0 +1,30 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_BINARIZER_H_
+#define XFA_FXBARCODE_BC_BINARIZER_H_
+
+#include <cstdint>
+
+class CBC_LuminanceSource;
+class CBC_CommonBitMatrix;
+class CBC_CommonBitArray;
+
+class CBC_Binarizer {
+ public:
+  CBC_Binarizer(CBC_LuminanceSource* source);
+  virtual ~CBC_Binarizer();
+  CBC_LuminanceSource* GetLuminanceSource();
+  virtual CBC_CommonBitMatrix* GetBlackMatrix(int32_t& e) = 0;
+  virtual CBC_CommonBitArray* GetBlackRow(int32_t y,
+                                          CBC_CommonBitArray* row,
+                                          int32_t& e) = 0;
+
+ private:
+  CBC_LuminanceSource* m_source;
+};
+
+#endif  // XFA_FXBARCODE_BC_BINARIZER_H_
diff --git a/xfa/fxbarcode/BC_BinaryBitmap.cpp b/xfa/fxbarcode/BC_BinaryBitmap.cpp
new file mode 100644
index 0000000..ba08824e
--- /dev/null
+++ b/xfa/fxbarcode/BC_BinaryBitmap.cpp
@@ -0,0 +1,61 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Binarizer.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_BinaryBitmap::CBC_BinaryBitmap(CBC_Binarizer* binarizer)
+    : m_binarizer(binarizer), m_matrix(NULL) {}
+CBC_BinaryBitmap::~CBC_BinaryBitmap() {
+  delete m_matrix;
+}
+int32_t CBC_BinaryBitmap::GetHeight() {
+  return m_binarizer->GetLuminanceSource()->GetHeight();
+}
+int32_t CBC_BinaryBitmap::GetWidth() {
+  return m_binarizer->GetLuminanceSource()->GetWidth();
+}
+CBC_CommonBitMatrix* CBC_BinaryBitmap::GetMatrix(int32_t& e) {
+  if (m_matrix == NULL) {
+    m_matrix = m_binarizer->GetBlackMatrix(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return m_matrix;
+}
+CBC_CommonBitArray* CBC_BinaryBitmap::GetBlackRow(int32_t y,
+                                                  CBC_CommonBitArray* row,
+                                                  int32_t& e) {
+  CBC_CommonBitArray* temp = m_binarizer->GetBlackRow(y, row, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+CBC_CommonBitMatrix* CBC_BinaryBitmap::GetBlackMatrix(int32_t& e) {
+  if (m_matrix == NULL) {
+    m_matrix = m_binarizer->GetBlackMatrix(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return m_matrix;
+}
diff --git a/xfa/fxbarcode/BC_BinaryBitmap.h b/xfa/fxbarcode/BC_BinaryBitmap.h
new file mode 100644
index 0000000..5f4dd87
--- /dev/null
+++ b/xfa/fxbarcode/BC_BinaryBitmap.h
@@ -0,0 +1,33 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_BINARYBITMAP_H_
+#define XFA_FXBARCODE_BC_BINARYBITMAP_H_
+
+#include <cstdint>
+
+class CBC_Binarizer;
+class CBC_CommonBitMatrix;
+class CBC_CommonBitArray;
+
+class CBC_BinaryBitmap {
+ public:
+  CBC_BinaryBitmap(CBC_Binarizer* binarizer);
+  virtual ~CBC_BinaryBitmap();
+  int32_t GetWidth();
+  int32_t GetHeight();
+  CBC_CommonBitMatrix* GetMatrix(int32_t& e);
+  CBC_CommonBitArray* GetBlackRow(int32_t y,
+                                  CBC_CommonBitArray* row,
+                                  int32_t& e);
+  CBC_CommonBitMatrix* GetBlackMatrix(int32_t& e);
+
+ private:
+  CBC_Binarizer* m_binarizer;
+  CBC_CommonBitMatrix* m_matrix;
+};
+
+#endif  // XFA_FXBARCODE_BC_BINARYBITMAP_H_
diff --git a/xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp b/xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp
new file mode 100644
index 0000000..86b19c1
--- /dev/null
+++ b/xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp
@@ -0,0 +1,171 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/include/fxcodec/fx_codec.h"
+#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/utils.h"
+
+class CBC_Pause : public IFX_Pause {
+ public:
+  virtual FX_BOOL NeedToPauseNow() { return TRUE; }
+};
+static CFX_DIBitmap* CreateDIBSource(IFX_FileRead* fileread) {
+  CFX_DIBitmap* bitmap = NULL;
+  CCodec_ModuleMgr* pCodecMgr = NULL;
+  ICodec_ProgressiveDecoder* pImageCodec = NULL;
+  pCodecMgr = new CCodec_ModuleMgr();
+  pImageCodec = pCodecMgr->CreateProgressiveDecoder();
+  FXCODEC_STATUS status = FXCODEC_STATUS_DECODE_FINISH;
+  status = pImageCodec->LoadImageInfo(fileread, FXCODEC_IMAGE_UNKNOWN, nullptr);
+  if (status != FXCODEC_STATUS_FRAME_READY) {
+    return NULL;
+  }
+  bitmap = new CFX_DIBitmap;
+  bitmap->Create(pImageCodec->GetWidth(), pImageCodec->GetHeight(), FXDIB_Argb);
+  bitmap->Clear(FXARGB_MAKE(0xFF, 0xFF, 0xFF, 0xFF));
+  CBC_Pause pause;
+  int32_t frames;
+  status = pImageCodec->GetFrames(frames, &pause);
+  while (status == FXCODEC_STATUS_FRAME_TOBECONTINUE) {
+    status = pImageCodec->GetFrames(frames, &pause);
+  }
+  if (status != FXCODEC_STATUS_DECODE_READY) {
+    goto except;
+  }
+  status = pImageCodec->StartDecode(bitmap, 0, 0, bitmap->GetWidth(),
+                                    bitmap->GetHeight(), 0, FALSE);
+  if (status == FXCODEC_STATUS_ERR_PARAMS) {
+    goto except;
+  }
+  if (status != FXCODEC_STATUS_DECODE_TOBECONTINUE) {
+    goto except;
+  }
+  while (status == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
+    status = pImageCodec->ContinueDecode(&pause);
+  }
+  if (status != FXCODEC_STATUS_DECODE_FINISH) {
+    goto except;
+  }
+  if (pImageCodec) {
+    delete pImageCodec;
+    pImageCodec = NULL;
+  }
+  delete pCodecMgr;
+  pCodecMgr = NULL;
+  return bitmap;
+except:
+  if (pImageCodec) {
+    delete pImageCodec;
+    pImageCodec = NULL;
+  }
+  delete pCodecMgr;
+  pCodecMgr = NULL;
+  if (bitmap) {
+    delete bitmap;
+  }
+  return NULL;
+}
+CBC_BufferedImageLuminanceSource::CBC_BufferedImageLuminanceSource(
+    const CFX_WideString& filename)
+    : CBC_LuminanceSource(0, 0), m_filename(filename) {
+  m_height = 0;
+  m_width = 0;
+  m_bytesPerLine = 0;
+  m_top = 0;
+  m_left = 0;
+}
+void CBC_BufferedImageLuminanceSource::Init(int32_t& e) {
+  IFX_FileRead* fileread = FX_CreateFileRead(m_filename);
+  m_pBitmap = CreateDIBSource(fileread);
+  if (m_pBitmap == NULL) {
+    e = BCExceptionLoadFile;
+    return;
+  }
+  m_pBitmap->ConvertFormat(FXDIB_Argb);
+  m_height = m_pBitmap->GetHeight();
+  m_width = m_pBitmap->GetWidth();
+  m_rgbData.SetSize(m_height * m_width);
+  m_bytesPerLine = m_width * 4;
+  m_top = 0;
+  m_left = 0;
+}
+CBC_BufferedImageLuminanceSource::CBC_BufferedImageLuminanceSource(
+    CFX_DIBitmap* pBitmap)
+    : CBC_LuminanceSource(0, 0) {
+  m_pBitmap = pBitmap->Clone();
+  m_pBitmap->ConvertFormat(FXDIB_Argb);
+  m_height = m_pBitmap->GetHeight();
+  m_width = m_pBitmap->GetWidth();
+  m_rgbData.SetSize(m_height * m_width);
+  m_bytesPerLine = m_width * 4;
+  m_top = 0;
+  m_left = 0;
+}
+CBC_BufferedImageLuminanceSource::~CBC_BufferedImageLuminanceSource() {
+  delete m_pBitmap;
+  m_pBitmap = NULL;
+}
+CFX_ByteArray* CBC_BufferedImageLuminanceSource::GetRow(int32_t y,
+                                                        CFX_ByteArray& row,
+                                                        int32_t& e) {
+  if (y < 0 || y >= m_height) {
+    e = BCExceptionRequestedRowIsOutSizeTheImage;
+    return NULL;
+  }
+  int32_t width = m_width;
+  if (row.GetSize() == 0 || row.GetSize() < width) {
+    row.SetSize(width);
+  }
+  if (m_rgbData.GetSize() == 0 || m_rgbData.GetSize() < width) {
+    m_rgbData.SetSize(width);
+  }
+  int32_t* rowLine = (int32_t*)m_pBitmap->GetScanline(y);
+  int32_t x;
+  for (x = 0; x < width; x++) {
+    int32_t pixel = rowLine[x];
+    int32_t luminance = (306 * ((pixel >> 16) & 0xFF) +
+                         601 * ((pixel >> 8) & 0xFF) + 117 * (pixel & 0xFF)) >>
+                        10;
+    row[x] = (uint8_t)luminance;
+  }
+  return &row;
+}
+CFX_ByteArray* CBC_BufferedImageLuminanceSource::GetMatrix() {
+  CFX_ByteArray* matirx = new CFX_ByteArray();
+  matirx->SetSize(m_bytesPerLine * m_height);
+  int32_t* rgb = (int32_t*)m_pBitmap->GetBuffer();
+  int32_t y;
+  for (y = 0; y < m_height; y++) {
+    int32_t offset = y * m_width;
+    int32_t x;
+    for (x = 0; x < m_width; x++) {
+      int32_t pixel = rgb[offset + x];
+      int32_t luminance =
+          (306 * ((pixel >> 16) & 0xFF) + 601 * ((pixel >> 8) & 0xFF) +
+           117 * (pixel & 0xFF)) >>
+          10;
+      (*matirx)[offset + x] = (uint8_t)luminance;
+    }
+  }
+  return matirx;
+}
diff --git a/xfa/fxbarcode/BC_BufferedImageLuminanceSource.h b/xfa/fxbarcode/BC_BufferedImageLuminanceSource.h
new file mode 100644
index 0000000..e39f4d6
--- /dev/null
+++ b/xfa/fxbarcode/BC_BufferedImageLuminanceSource.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_BUFFEREDIMAGELUMINANCESOURCE_H_
+#define XFA_FXBARCODE_BC_BUFFEREDIMAGELUMINANCESOURCE_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "core/include/fxcrt/fx_string.h"
+#include "core/include/fxge/fx_dib.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+
+class CBC_BufferedImageLuminanceSource : public CBC_LuminanceSource {
+ public:
+  explicit CBC_BufferedImageLuminanceSource(const CFX_WideString& filename);
+  explicit CBC_BufferedImageLuminanceSource(CFX_DIBitmap* pBitmap);
+  virtual ~CBC_BufferedImageLuminanceSource();
+
+  CFX_ByteArray* GetRow(int32_t y, CFX_ByteArray& row, int32_t& e);
+  CFX_ByteArray* GetMatrix();
+  virtual void Init(int32_t& e);
+
+ private:
+  int32_t m_bytesPerLine;
+  int32_t m_left;
+  int32_t m_top;
+  CFX_Int32Array m_rgbData;
+  CFX_DIBitmap* m_pBitmap;
+  const CFX_WideString m_filename;
+};
+
+#endif  // XFA_FXBARCODE_BC_BUFFEREDIMAGELUMINANCESOURCE_H_
diff --git a/xfa/fxbarcode/BC_DecoderResult.h b/xfa/fxbarcode/BC_DecoderResult.h
new file mode 100644
index 0000000..c3008c5
--- /dev/null
+++ b/xfa/fxbarcode/BC_DecoderResult.h
@@ -0,0 +1,37 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_DECODERRESULT_H_
+#define XFA_FXBARCODE_BC_DECODERRESULT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_DecoderResult {
+ public:
+  CBC_DecoderResult(CFX_ByteArray* rawBytes,
+                    CFX_ByteString text,
+                    CFX_ByteString ecLevel);
+  virtual ~CBC_DecoderResult();
+  CFX_ByteArray* getRawBytes();
+  CFX_ByteString getText();
+  CFX_ByteString getECLevel();
+  int32_t getErrorsCorrected();
+  void setErrorsCorrected(int32_t errorsCorrected);
+  int32_t getErasures();
+  void setErasures(int32_t erasures);
+  void* getOther();
+  void setOther(void* other);
+
+ private:
+  CFX_ByteArray* m_rawBytes;
+  CFX_ByteString m_text;
+  CFX_ByteString m_ecLevel;
+  int32_t m_errorsCorrected;
+  int32_t m_erasures;
+  void* m_other;
+};
+
+#endif  // XFA_FXBARCODE_BC_DECODERRESULT_H_
diff --git a/xfa/fxbarcode/BC_Dimension.cpp b/xfa/fxbarcode/BC_Dimension.cpp
new file mode 100644
index 0000000..0cb076c
--- /dev/null
+++ b/xfa/fxbarcode/BC_Dimension.cpp
@@ -0,0 +1,46 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+
+CBC_Dimension::CBC_Dimension() {}
+CBC_Dimension::CBC_Dimension(int32_t width, int32_t height, int32_t& e) {
+  if (width < 0 || height < 0) {
+    e = BCExceptionHeightAndWidthMustBeAtLeast1;
+  }
+  m_width = width;
+  m_height = height;
+}
+CBC_Dimension::~CBC_Dimension() {}
+int32_t CBC_Dimension::getWidth() {
+  return m_width;
+}
+int32_t CBC_Dimension::getHeight() {
+  return m_height;
+}
+int32_t CBC_Dimension::hashCode() {
+  return m_width * 32713 + m_height;
+}
+CFX_WideString CBC_Dimension::toString() {
+  return (FX_WCHAR)(m_width + (FX_WCHAR)'x' + m_height);
+}
diff --git a/xfa/fxbarcode/BC_Dimension.h b/xfa/fxbarcode/BC_Dimension.h
new file mode 100644
index 0000000..e3253b3
--- /dev/null
+++ b/xfa/fxbarcode/BC_Dimension.h
@@ -0,0 +1,29 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_DIMENSION_H_
+#define XFA_FXBARCODE_BC_DIMENSION_H_
+
+#include <cstdint>
+
+#include "core/include/fxcrt/fx_string.h"
+
+class CBC_Dimension {
+ public:
+  CBC_Dimension();
+  CBC_Dimension(int32_t width, int32_t height, int32_t& e);
+  virtual ~CBC_Dimension();
+  int32_t getWidth();
+  int32_t getHeight();
+  int32_t hashCode();
+  CFX_WideString toString();
+
+ private:
+  int32_t m_width;
+  int32_t m_height;
+};
+
+#endif  // XFA_FXBARCODE_BC_DIMENSION_H_
diff --git a/xfa/fxbarcode/BC_Library.cpp b/xfa/fxbarcode/BC_Library.cpp
new file mode 100644
index 0000000..d6da15c
--- /dev/null
+++ b/xfa/fxbarcode/BC_Library.cpp
@@ -0,0 +1,121 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxbarcode/BC_Binarizer.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
+#include "xfa/fxbarcode/BC_DecoderResult.h"
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixReader.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.h"
+#include "xfa/fxbarcode/datamatrix/BC_DefaultPlacement.h"
+#include "xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_ErrorCorrection.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "xfa/fxbarcode/datamatrix/BC_TextEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_X12Encoder.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedCodaBarReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode128Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode128Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN8Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN8Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedUPCAReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedUPCAWriter.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Detector.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Reader.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCodeReader.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCodeWriter.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDataMask.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h"
+
+void BC_Library_Init() {
+  CBC_QRCoderErrorCorrectionLevel::Initialize();
+  CBC_QRCoderMode::Initialize();
+  CBC_QRCoderVersion::Initialize();
+  CBC_QRDataMask::Initialize();
+  CBC_ReedSolomonGF256::Initialize();
+  CBC_DataMatrixVersion::Initialize();
+  CBC_SymbolInfo::Initialize();
+  CBC_ErrorCorrection::Initialize();
+  CBC_PDF417HighLevelEncoder::Initialize();
+  int32_t e = 0;
+  CBC_PDF417ECModulusGF::Initialize(e);
+  CBC_DecodedBitStreamPaser::Initialize();
+  CBC_PDF417CodewordDecoder::Initialize();
+  CBC_PDF417ECErrorCorrection::Initialize(e);
+  CBC_PDF417ScanningDecoder::Initialize();
+}
+void BC_Library_Destory() {
+  CBC_QRCoderErrorCorrectionLevel::Finalize();
+  CBC_QRCoderMode::Finalize();
+  CBC_QRCoderVersion::Finalize();
+  CBC_QRDataMask::Finalize();
+  CBC_ReedSolomonGF256::Finalize();
+  CBC_DataMatrixVersion::Finalize();
+  CBC_SymbolInfo::Finalize();
+  CBC_ErrorCorrection::Finalize();
+  CBC_PDF417HighLevelEncoder::Finalize();
+  CBC_DecodedBitStreamPaser::Finalize();
+  CBC_PDF417CodewordDecoder::Finalize();
+  CBC_PDF417ECErrorCorrection::Finalize();
+  CBC_PDF417ECModulusGF::Finalize();
+  CBC_PDF417ScanningDecoder::Finalize();
+}
diff --git a/xfa/fxbarcode/BC_LuminanceSource.cpp b/xfa/fxbarcode/BC_LuminanceSource.cpp
new file mode 100644
index 0000000..0aaa096
--- /dev/null
+++ b/xfa/fxbarcode/BC_LuminanceSource.cpp
@@ -0,0 +1,33 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+
+CBC_LuminanceSource::CBC_LuminanceSource(int32_t width, int32_t height)
+    : m_width(width), m_height(height) {}
+CBC_LuminanceSource::~CBC_LuminanceSource() {}
+int32_t CBC_LuminanceSource::GetWidth() {
+  return m_width;
+}
+int32_t CBC_LuminanceSource::GetHeight() {
+  return m_height;
+}
diff --git a/xfa/fxbarcode/BC_LuminanceSource.h b/xfa/fxbarcode/BC_LuminanceSource.h
new file mode 100644
index 0000000..b4b3ebc
--- /dev/null
+++ b/xfa/fxbarcode/BC_LuminanceSource.h
@@ -0,0 +1,27 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_LUMINANCESOURCE_H_
+#define XFA_FXBARCODE_BC_LUMINANCESOURCE_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_LuminanceSource {
+ public:
+  CBC_LuminanceSource(int32_t width, int32_t height);
+  virtual ~CBC_LuminanceSource();
+  int32_t GetWidth();
+  int32_t GetHeight();
+
+  virtual CFX_ByteArray* GetRow(int32_t y, CFX_ByteArray& row, int32_t& e) = 0;
+  virtual CFX_ByteArray* GetMatrix() = 0;
+
+ protected:
+  int32_t m_width;
+  int32_t m_height;
+};
+
+#endif  // XFA_FXBARCODE_BC_LUMINANCESOURCE_H_
diff --git a/xfa/fxbarcode/BC_Reader.cpp b/xfa/fxbarcode/BC_Reader.cpp
new file mode 100644
index 0000000..9391da1
--- /dev/null
+++ b/xfa/fxbarcode/BC_Reader.cpp
@@ -0,0 +1,10 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxbarcode/BC_Reader.h"
+
+CBC_Reader::CBC_Reader() {}
+CBC_Reader::~CBC_Reader() {}
diff --git a/xfa/fxbarcode/BC_Reader.h b/xfa/fxbarcode/BC_Reader.h
new file mode 100644
index 0000000..12cfd24
--- /dev/null
+++ b/xfa/fxbarcode/BC_Reader.h
@@ -0,0 +1,24 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_READER_H_
+#define XFA_FXBARCODE_BC_READER_H_
+
+#include "core/include/fxcrt/fx_string.h"
+
+class CBC_BinaryBitmap;
+
+class CBC_Reader {
+ public:
+  CBC_Reader();
+  virtual ~CBC_Reader();
+  virtual CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t& e) = 0;
+  virtual CFX_ByteString Decode(CBC_BinaryBitmap* image,
+                                int32_t hints,
+                                int32_t& e) = 0;
+};
+
+#endif  // XFA_FXBARCODE_BC_READER_H_
diff --git a/xfa/fxbarcode/BC_ResultPoint.cpp b/xfa/fxbarcode/BC_ResultPoint.cpp
new file mode 100644
index 0000000..9726ea4
--- /dev/null
+++ b/xfa/fxbarcode/BC_ResultPoint.cpp
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+
+CBC_ResultPoint::CBC_ResultPoint(FX_FLOAT x, FX_FLOAT y) : m_x(x), m_y(y) {}
+FX_FLOAT CBC_ResultPoint::GetX() {
+  return m_x;
+}
+FX_FLOAT CBC_ResultPoint::GetY() {
+  return m_y;
+}
diff --git a/xfa/fxbarcode/BC_ResultPoint.h b/xfa/fxbarcode/BC_ResultPoint.h
new file mode 100644
index 0000000..721adb1
--- /dev/null
+++ b/xfa/fxbarcode/BC_ResultPoint.h
@@ -0,0 +1,25 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_RESULTPOINT_H_
+#define XFA_FXBARCODE_BC_RESULTPOINT_H_
+
+#include "core/include/fxcrt/fx_system.h"
+
+class CBC_ResultPoint {
+ public:
+  CBC_ResultPoint();
+  CBC_ResultPoint(FX_FLOAT x, FX_FLOAT y);
+  virtual ~CBC_ResultPoint() {}
+  virtual FX_FLOAT GetX();
+  virtual FX_FLOAT GetY();
+
+ protected:
+  FX_FLOAT m_x;
+  FX_FLOAT m_y;
+};
+
+#endif  // XFA_FXBARCODE_BC_RESULTPOINT_H_
diff --git a/xfa/fxbarcode/BC_TwoDimWriter.cpp b/xfa/fxbarcode/BC_TwoDimWriter.cpp
new file mode 100644
index 0000000..f0065a0
--- /dev/null
+++ b/xfa/fxbarcode/BC_TwoDimWriter.cpp
@@ -0,0 +1,148 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include <algorithm>
+
+#include "third_party/base/numerics/safe_math.h"
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+
+CBC_TwoDimWriter::CBC_TwoDimWriter() {
+  m_iCorrectLevel = 1;
+  m_bFixedSize = TRUE;
+  m_output = NULL;
+}
+CBC_TwoDimWriter::~CBC_TwoDimWriter() {
+  delete m_output;
+}
+void CBC_TwoDimWriter::RenderDeviceResult(CFX_RenderDevice* device,
+                                          const CFX_Matrix* matrix) {
+  CFX_GraphStateData stateData;
+  CFX_PathData path;
+  path.AppendRect(0, 0, (FX_FLOAT)m_Width, (FX_FLOAT)m_Height);
+  device->DrawPath(&path, matrix, &stateData, m_backgroundColor,
+                   m_backgroundColor, FXFILL_ALTERNATE);
+  int32_t leftPos = 0;
+  int32_t topPos = 0;
+  if (m_bFixedSize) {
+    leftPos = (m_Width - m_output->GetWidth()) / 2;
+    topPos = (m_Height - m_output->GetHeight()) / 2;
+  }
+  CFX_Matrix matri = *matrix;
+  if (m_Width < m_output->GetWidth() && m_Height < m_output->GetHeight()) {
+    CFX_Matrix matriScale(
+        (FX_FLOAT)m_Width / (FX_FLOAT)m_output->GetWidth(), 0.0, 0.0,
+        (FX_FLOAT)m_Height / (FX_FLOAT)m_output->GetHeight(), 0.0, 0.0);
+    matriScale.Concat(*matrix);
+    matri = matriScale;
+  }
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      CFX_PathData rect;
+      rect.AppendRect((FX_FLOAT)leftPos + x, (FX_FLOAT)topPos + y,
+                      (FX_FLOAT)(leftPos + x + 1), (FX_FLOAT)(topPos + y + 1));
+      CFX_GraphStateData stateData;
+      if (m_output->Get(x, y)) {
+        device->DrawPath(&rect, &matri, &stateData, m_barColor, 0,
+                         FXFILL_WINDING);
+      }
+    }
+  }
+}
+void CBC_TwoDimWriter::RenderBitmapResult(CFX_DIBitmap*& pOutBitmap,
+                                          int32_t& e) {
+  if (m_bFixedSize) {
+    pOutBitmap = CreateDIBitmap(m_Width, m_Height);
+  } else {
+    pOutBitmap = CreateDIBitmap(m_output->GetWidth(), m_output->GetHeight());
+  }
+  if (!pOutBitmap) {
+    e = BCExceptionFailToCreateBitmap;
+    return;
+  }
+  pOutBitmap->Clear(m_backgroundColor);
+  int32_t leftPos = 0;
+  int32_t topPos = 0;
+  if (m_bFixedSize) {
+    leftPos = (m_Width - m_output->GetWidth()) / 2;
+    topPos = (m_Height - m_output->GetHeight()) / 2;
+  }
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      if (m_output->Get(x, y)) {
+        pOutBitmap->SetPixel(leftPos + x, topPos + y, m_barColor);
+      }
+    }
+  }
+  if (!m_bFixedSize) {
+    CFX_DIBitmap* pStretchBitmap = pOutBitmap->StretchTo(m_Width, m_Height);
+    if (pOutBitmap) {
+      delete pOutBitmap;
+    }
+    pOutBitmap = pStretchBitmap;
+  }
+}
+void CBC_TwoDimWriter::RenderResult(uint8_t* code,
+                                    int32_t codeWidth,
+                                    int32_t codeHeight,
+                                    int32_t& e) {
+  int32_t inputWidth = codeWidth;
+  int32_t inputHeight = codeHeight;
+  int32_t tempWidth = inputWidth + 2;
+  int32_t tempHeight = inputHeight + 2;
+  FX_FLOAT moduleHSize = std::min(m_ModuleWidth, m_ModuleHeight);
+  moduleHSize = std::min(moduleHSize, 8.0f);
+  moduleHSize = std::max(moduleHSize, 1.0f);
+  pdfium::base::CheckedNumeric<int32_t> scaledWidth = tempWidth;
+  pdfium::base::CheckedNumeric<int32_t> scaledHeight = tempHeight;
+  scaledWidth *= moduleHSize;
+  scaledHeight *= moduleHSize;
+
+  int32_t outputWidth = scaledWidth.ValueOrDie();
+  int32_t outputHeight = scaledHeight.ValueOrDie();
+  if (m_bFixedSize) {
+    if (m_Width < outputWidth || m_Height < outputHeight) {
+      e = BCExceptionBitmapSizeError;
+      return;
+    }
+  } else {
+    if (m_Width > outputWidth || m_Height > outputHeight) {
+      outputWidth = (int32_t)(outputWidth *
+                              ceil((FX_FLOAT)m_Width / (FX_FLOAT)outputWidth));
+      outputHeight = (int32_t)(
+          outputHeight * ceil((FX_FLOAT)m_Height / (FX_FLOAT)outputHeight));
+    }
+  }
+  int32_t multiX = (int32_t)ceil((FX_FLOAT)outputWidth / (FX_FLOAT)tempWidth);
+  int32_t multiY = (int32_t)ceil((FX_FLOAT)outputHeight / (FX_FLOAT)tempHeight);
+  if (m_bFixedSize) {
+    multiX = std::min(multiX, multiY);
+    multiY = multiX;
+  }
+  int32_t leftPadding = (outputWidth - (inputWidth * multiX)) / 2;
+  int32_t topPadding = (outputHeight - (inputHeight * multiY)) / 2;
+  if (leftPadding < 0) {
+    leftPadding = 0;
+  }
+  if (topPadding < 0) {
+    topPadding = 0;
+  }
+  m_output = new CBC_CommonBitMatrix;
+  m_output->Init(outputWidth, outputHeight);
+  for (int32_t inputY = 0, outputY = topPadding;
+       (inputY < inputHeight) && (outputY < outputHeight - multiY);
+       inputY++, outputY += multiY) {
+    for (int32_t inputX = 0, outputX = leftPadding;
+         (inputX < inputWidth) && (outputX < outputWidth - multiX);
+         inputX++, outputX += multiX) {
+      if (code[inputX + inputY * inputWidth] == 1) {
+        m_output->SetRegion(outputX, outputY, multiX, multiY, e);
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+      }
+    }
+  }
+}
diff --git a/xfa/fxbarcode/BC_TwoDimWriter.h b/xfa/fxbarcode/BC_TwoDimWriter.h
new file mode 100644
index 0000000..f5dcd61
--- /dev/null
+++ b/xfa/fxbarcode/BC_TwoDimWriter.h
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_TWODIMWRITER_H_
+#define XFA_FXBARCODE_BC_TWODIMWRITER_H_
+
+#include "core/include/fxge/fx_ge.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+
+class CBC_CommonBitMatrix;
+
+class CBC_TwoDimWriter : public CBC_Writer {
+ public:
+  CBC_TwoDimWriter();
+  virtual ~CBC_TwoDimWriter();
+  virtual void RenderResult(uint8_t* code,
+                            int32_t codeWidth,
+                            int32_t codeHeight,
+                            int32_t& e);
+  virtual void RenderBitmapResult(CFX_DIBitmap*& pOutBitmap, int32_t& e);
+  virtual void RenderDeviceResult(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matrix);
+  virtual FX_BOOL SetErrorCorrectionLevel(int32_t level) = 0;
+  virtual int32_t GetErrorCorrectionLevel() { return m_iCorrectLevel; }
+
+ protected:
+  int32_t m_iCorrectLevel;
+  FX_BOOL m_bFixedSize;
+  CBC_CommonBitMatrix* m_output;
+};
+
+#endif  // XFA_FXBARCODE_BC_TWODIMWRITER_H_
diff --git a/xfa/fxbarcode/BC_UtilCodingConvert.cpp b/xfa/fxbarcode/BC_UtilCodingConvert.cpp
new file mode 100644
index 0000000..8421e28
--- /dev/null
+++ b/xfa/fxbarcode/BC_UtilCodingConvert.cpp
@@ -0,0 +1,53 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+
+CBC_UtilCodingConvert::CBC_UtilCodingConvert() {}
+
+CBC_UtilCodingConvert::~CBC_UtilCodingConvert() {}
+
+void CBC_UtilCodingConvert::UnicodeToLocale(const CFX_WideString& src,
+                                            CFX_ByteString& dst) {
+  dst = CFX_ByteString::FromUnicode(src);
+}
+
+void CBC_UtilCodingConvert::LocaleToUtf8(const CFX_ByteString& src,
+                                         CFX_ByteString& dst) {
+  CFX_WideString unicode = CFX_WideString::FromLocal(src);
+  dst = unicode.UTF8Encode();
+}
+
+void CBC_UtilCodingConvert::LocaleToUtf8(const CFX_ByteString& src,
+                                         CFX_ByteArray& dst) {
+  CFX_WideString unicode = CFX_WideString::FromLocal(src);
+  CFX_ByteString utf8 = unicode.UTF8Encode();
+  for (int32_t i = 0; i < utf8.GetLength(); i++) {
+    dst.Add(utf8[i]);
+  }
+}
+
+void CBC_UtilCodingConvert::Utf8ToLocale(const CFX_ByteArray& src,
+                                         CFX_ByteString& dst) {
+  CFX_ByteString utf8;
+  for (int32_t i = 0; i < src.GetSize(); i++) {
+    utf8 += src[i];
+  }
+  CFX_WideString unicode = CFX_WideString::FromUTF8(utf8, utf8.GetLength());
+  dst = CFX_ByteString::FromUnicode(unicode);
+}
+
+void CBC_UtilCodingConvert::Utf8ToLocale(const uint8_t* src,
+                                         int32_t count,
+                                         CFX_ByteString& dst) {
+  CFX_WideString unicode = CFX_WideString::FromUTF8((const char*)src, count);
+  dst = CFX_ByteString::FromUnicode(unicode);
+}
+
+void CBC_UtilCodingConvert::UnicodeToUTF8(const CFX_WideString& src,
+                                          CFX_ByteString& dst) {
+  dst = src.UTF8Encode();
+}
diff --git a/xfa/fxbarcode/BC_UtilCodingConvert.h b/xfa/fxbarcode/BC_UtilCodingConvert.h
new file mode 100644
index 0000000..2d5c9f3
--- /dev/null
+++ b/xfa/fxbarcode/BC_UtilCodingConvert.h
@@ -0,0 +1,29 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_UTILCODINGCONVERT_H_
+#define XFA_FXBARCODE_BC_UTILCODINGCONVERT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_UtilCodingConvert {
+ public:
+  CBC_UtilCodingConvert();
+  virtual ~CBC_UtilCodingConvert();
+  static void UnicodeToLocale(const CFX_WideString& source,
+                              CFX_ByteString& result);
+  static void LocaleToUtf8(const CFX_ByteString& source,
+                           CFX_ByteString& result);
+  static void LocaleToUtf8(const CFX_ByteString& source, CFX_ByteArray& result);
+  static void Utf8ToLocale(const CFX_ByteArray& source, CFX_ByteString& result);
+  static void Utf8ToLocale(const uint8_t* source,
+                           int32_t count,
+                           CFX_ByteString& result);
+  static void UnicodeToUTF8(const CFX_WideString& source,
+                            CFX_ByteString& result);
+};
+
+#endif  // XFA_FXBARCODE_BC_UTILCODINGCONVERT_H_
diff --git a/xfa/fxbarcode/BC_UtilRSS.cpp b/xfa/fxbarcode/BC_UtilRSS.cpp
new file mode 100644
index 0000000..0d6133c
--- /dev/null
+++ b/xfa/fxbarcode/BC_UtilRSS.cpp
@@ -0,0 +1,164 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_UtilRSS.h"
+
+#include <memory>
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_UtilRSS::CBC_UtilRSS() {}
+CBC_UtilRSS::~CBC_UtilRSS() {}
+CFX_Int32Array* CBC_UtilRSS::GetRssWidths(int32_t val,
+                                          int32_t n,
+                                          int32_t elements,
+                                          int32_t maxWidth,
+                                          FX_BOOL noNarrow) {
+  std::unique_ptr<CFX_Int32Array> widths(new CFX_Int32Array);
+  widths->SetSize(elements);
+  int32_t bar;
+  int32_t narrowMask = 0;
+  for (bar = 0; bar < elements - 1; bar++) {
+    narrowMask |= (1 << bar);
+    int32_t elmWidth = 1;
+    int32_t subVal;
+    while (TRUE) {
+      subVal = Combins(n - elmWidth - 1, elements - bar - 2);
+      if (noNarrow && (narrowMask == 0) &&
+          (n - elmWidth - (elements - bar - 1) >= elements - bar - 1)) {
+        subVal -= Combins(n - elmWidth - (elements - bar), elements - bar - 2);
+      }
+      if (elements - bar - 1 > 1) {
+        int32_t lessVal = 0;
+        for (int32_t mxwElement = n - elmWidth - (elements - bar - 2);
+             mxwElement > maxWidth; mxwElement--) {
+          lessVal += Combins(n - elmWidth - mxwElement - 1, elements - bar - 3);
+        }
+        subVal -= lessVal * (elements - 1 - bar);
+      } else if (n - elmWidth > maxWidth) {
+        subVal--;
+      }
+      val -= subVal;
+      if (val < 0) {
+        break;
+      }
+      elmWidth++;
+      narrowMask &= ~(1 << bar);
+    }
+    val += subVal;
+    n -= elmWidth;
+    (*widths)[bar] = elmWidth;
+  }
+  (*widths)[bar] = n;
+  return widths.release();
+}
+int32_t CBC_UtilRSS::GetRSSvalue(CFX_Int32Array& widths,
+                                 int32_t maxWidth,
+                                 FX_BOOL noNarrow) {
+  int32_t elements = widths.GetSize();
+  int32_t n = 0;
+  for (int32_t i = 0; i < elements; i++) {
+    n += widths[i];
+  }
+  int32_t val = 0;
+  int32_t narrowMask = 0;
+  for (int32_t bar = 0; bar < elements - 1; bar++) {
+    int32_t elmWidth;
+    for (elmWidth = 1, narrowMask |= (1 << bar); elmWidth < widths[bar];
+         elmWidth++, narrowMask &= ~(1 << bar)) {
+      int32_t subVal = Combins(n - elmWidth - 1, elements - bar - 2);
+      if (noNarrow && (narrowMask == 0) &&
+          (n - elmWidth - (elements - bar - 1) >= elements - bar - 1)) {
+        subVal -= Combins(n - elmWidth - (elements - bar), elements - bar - 2);
+      }
+      if (elements - bar - 1 > 1) {
+        int32_t lessVal = 0;
+        for (int32_t mxwElement = n - elmWidth - (elements - bar - 2);
+             mxwElement > maxWidth; mxwElement--) {
+          lessVal += Combins(n - elmWidth - mxwElement - 1, elements - bar - 3);
+        }
+        subVal -= lessVal * (elements - 1 - bar);
+      } else if (n - elmWidth > maxWidth) {
+        subVal--;
+      }
+      val += subVal;
+    }
+    n -= elmWidth;
+  }
+  return val;
+}
+int32_t CBC_UtilRSS::Combins(int32_t n, int32_t r) {
+  int32_t maxDenom;
+  int32_t minDenom;
+  if (n - r > r) {
+    minDenom = r;
+    maxDenom = n - r;
+  } else {
+    minDenom = n - r;
+    maxDenom = r;
+  }
+  int32_t val = 1;
+  int32_t j = 1;
+  for (int32_t i = n; i > maxDenom; i--) {
+    val *= i;
+    if (j <= minDenom) {
+      val /= j;
+      j++;
+    }
+  }
+  while (j <= minDenom) {
+    val /= j;
+    j++;
+  }
+  return val;
+}
+CFX_Int32Array* CBC_UtilRSS::Elements(CFX_Int32Array& eDist,
+                                      int32_t N,
+                                      int32_t K) {
+  CFX_Int32Array* widths = new CFX_Int32Array;
+  widths->SetSize(eDist.GetSize() + 2);
+  int32_t twoK = K << 1;
+  (*widths)[0] = 1;
+  int32_t i;
+  int32_t minEven = 10;
+  int32_t barSum = 1;
+  for (i = 1; i < twoK - 2; i += 2) {
+    (*widths)[i] = eDist[i - 1] - (*widths)[i - 1];
+    (*widths)[i + 1] = eDist[i] - (*widths)[i];
+    barSum += (*widths)[i] + (*widths)[i + 1];
+    if ((*widths)[i] < minEven) {
+      minEven = (*widths)[i];
+    }
+  }
+  (*widths)[twoK - 1] = N - barSum;
+  if ((*widths)[twoK - 1] < minEven) {
+    minEven = (*widths)[twoK - 1];
+  }
+  if (minEven > 1) {
+    for (i = 0; i < twoK; i += 2) {
+      (*widths)[i] += minEven - 1;
+      (*widths)[i + 1] -= minEven - 1;
+    }
+  }
+  return widths;
+}
diff --git a/xfa/fxbarcode/BC_UtilRSS.h b/xfa/fxbarcode/BC_UtilRSS.h
new file mode 100644
index 0000000..b81804e
--- /dev/null
+++ b/xfa/fxbarcode/BC_UtilRSS.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_UTILRSS_H_
+#define XFA_FXBARCODE_BC_UTILRSS_H_
+
+#include <cstdint>
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_UtilRSS {
+ public:
+  virtual ~CBC_UtilRSS();
+  static int32_t GetRSSvalue(CFX_Int32Array& widths,
+                             int32_t maxWidth,
+                             FX_BOOL noNarrow);
+
+ protected:
+  static CFX_Int32Array* GetRssWidths(int32_t val,
+                                      int32_t n,
+                                      int32_t elements,
+                                      int32_t maxWidth,
+                                      FX_BOOL noNarrow);
+  static int32_t Combins(int32_t n, int32_t r);
+  static CFX_Int32Array* Elements(CFX_Int32Array& eDist, int32_t N, int32_t K);
+
+ private:
+  CBC_UtilRSS();
+};
+
+#endif  // XFA_FXBARCODE_BC_UTILRSS_H_
diff --git a/xfa/fxbarcode/BC_Utils.cpp b/xfa/fxbarcode/BC_Utils.cpp
new file mode 100644
index 0000000..0271968
--- /dev/null
+++ b/xfa/fxbarcode/BC_Utils.cpp
@@ -0,0 +1,48 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/utils.h"
+
+FX_BOOL BC_FX_ByteString_Replace(CFX_ByteString& dst,
+                                 FX_DWORD first,
+                                 FX_DWORD last,
+                                 int32_t count,
+                                 FX_CHAR c) {
+  if (first > last || count <= 0) {
+    return FALSE;
+  }
+  dst.Delete(first, last - first);
+  for (int32_t i = 0; i < count; i++) {
+    dst.Insert(0, c);
+  }
+  return TRUE;
+}
+void BC_FX_ByteString_Append(CFX_ByteString& dst, int32_t count, FX_CHAR c) {
+  for (int32_t i = 0; i < count; i++) {
+    dst += c;
+  }
+}
+void BC_FX_ByteString_Append(CFX_ByteString& dst, const CFX_ByteArray& ba) {
+  for (int32_t i = 0; i < ba.GetSize(); i++) {
+    dst += ba[i];
+  }
+}
+void BC_FX_PtrArray_Sort(CFX_PtrArray& src, BC_PtrArrayCompareCallback fun) {
+  int32_t nLength = src.GetSize();
+  FX_BOOL changed = true;
+  do {
+    changed = false;
+    for (int32_t i = 0; i < nLength - 1; i++) {
+      if (fun(src[i + 1], src[i])) {
+        void* temp = src[i];
+        src.SetAt(i, src[i + 1]);
+        src.SetAt(i + 1, temp);
+        changed = true;
+      }
+    }
+  } while (changed);
+}
diff --git a/xfa/fxbarcode/BC_Writer.cpp b/xfa/fxbarcode/BC_Writer.cpp
new file mode 100644
index 0000000..835a2f0
--- /dev/null
+++ b/xfa/fxbarcode/BC_Writer.cpp
@@ -0,0 +1,56 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxbarcode/BC_Writer.h"
+
+CBC_Writer::CBC_Writer() {
+  m_CharEncoding = 0;
+  m_ModuleHeight = 1;
+  m_ModuleWidth = 1;
+  m_Height = 320;
+  m_Width = 640;
+  m_colorSpace = FXDIB_Argb;
+  m_barColor = 0xff000000;
+  m_backgroundColor = 0xffffffff;
+}
+CBC_Writer::~CBC_Writer() {}
+FX_BOOL CBC_Writer::SetCharEncoding(int32_t encoding) {
+  m_CharEncoding = encoding;
+  return TRUE;
+}
+FX_BOOL CBC_Writer::SetModuleHeight(int32_t moduleHeight) {
+  if (moduleHeight > 10 || moduleHeight < 1) {
+    return FALSE;
+  }
+  m_ModuleHeight = moduleHeight;
+  return TRUE;
+}
+FX_BOOL CBC_Writer::SetModuleWidth(int32_t moduleWidth) {
+  if (moduleWidth > 10 || moduleWidth < 1) {
+    return FALSE;
+  }
+  m_ModuleWidth = moduleWidth;
+  return TRUE;
+}
+FX_BOOL CBC_Writer::SetHeight(int32_t height) {
+  m_Height = height;
+  return TRUE;
+}
+FX_BOOL CBC_Writer::SetWidth(int32_t width) {
+  m_Width = width;
+  return TRUE;
+}
+void CBC_Writer::SetBackgroundColor(FX_ARGB backgroundColor) {
+  m_backgroundColor = backgroundColor;
+}
+void CBC_Writer::SetBarcodeColor(FX_ARGB foregroundColor) {
+  m_barColor = foregroundColor;
+}
+CFX_DIBitmap* CBC_Writer::CreateDIBitmap(int32_t width, int32_t height) {
+  CFX_DIBitmap* pDIBitmap = new CFX_DIBitmap;
+  pDIBitmap->Create(width, height, m_colorSpace);
+  return pDIBitmap;
+}
diff --git a/xfa/fxbarcode/BC_Writer.h b/xfa/fxbarcode/BC_Writer.h
new file mode 100644
index 0000000..bff3642
--- /dev/null
+++ b/xfa/fxbarcode/BC_Writer.h
@@ -0,0 +1,38 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_BC_WRITER_H_
+#define XFA_FXBARCODE_BC_WRITER_H_
+
+#include "core/include/fxcrt/fx_string.h"
+#include "core/include/fxge/fx_dib.h"
+#include "xfa/fxbarcode/utils.h"
+
+class CBC_Writer {
+ public:
+  CBC_Writer();
+  virtual ~CBC_Writer();
+  virtual FX_BOOL SetCharEncoding(int32_t encoding);
+  virtual FX_BOOL SetModuleHeight(int32_t moduleHeight);
+  virtual FX_BOOL SetModuleWidth(int32_t moduleWidth);
+  virtual FX_BOOL SetHeight(int32_t height);
+  virtual FX_BOOL SetWidth(int32_t width);
+  virtual void SetBackgroundColor(FX_ARGB backgroundColor);
+  virtual void SetBarcodeColor(FX_ARGB foregroundColor);
+
+ protected:
+  CFX_DIBitmap* CreateDIBitmap(int32_t width, int32_t height);
+  int32_t m_CharEncoding;
+  int32_t m_ModuleHeight;
+  int32_t m_ModuleWidth;
+  int32_t m_Height;
+  int32_t m_Width;
+  FXDIB_Format m_colorSpace;
+  FX_ARGB m_barColor;
+  FX_ARGB m_backgroundColor;
+};
+
+#endif  // XFA_FXBARCODE_BC_WRITER_H_
diff --git a/xfa/fxbarcode/common/BC_CommonBitArray.cpp b/xfa/fxbarcode/common/BC_CommonBitArray.cpp
new file mode 100644
index 0000000..b39e4ac
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonBitArray.cpp
@@ -0,0 +1,113 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_CommonBitArray::CBC_CommonBitArray(CBC_CommonBitArray* array) {
+  m_size = array->GetSize();
+  m_bits.Copy(array->GetBits());
+}
+CBC_CommonBitArray::CBC_CommonBitArray() {
+  m_bits.SetSize(1);
+  m_size = 0;
+}
+CBC_CommonBitArray::CBC_CommonBitArray(int32_t size) {
+  m_bits.SetSize((size + 31) >> 5);
+  m_size = size;
+}
+CBC_CommonBitArray::~CBC_CommonBitArray() {
+  m_size = 0;
+}
+int32_t CBC_CommonBitArray::GetSize() {
+  return m_size;
+}
+CFX_Int32Array& CBC_CommonBitArray::GetBits() {
+  return m_bits;
+}
+int32_t CBC_CommonBitArray::GetSizeInBytes() {
+  return (m_size + 7) >> 3;
+}
+FX_BOOL CBC_CommonBitArray::Get(int32_t i) {
+  return (m_bits[i >> 5] & (1 << (i & 0x1f))) != 0;
+}
+void CBC_CommonBitArray::Set(int32_t i) {
+  m_bits[i >> 5] |= 1 << (i & 0x1F);
+}
+void CBC_CommonBitArray::Flip(int32_t i) {
+  m_bits[i >> 5] ^= 1 << (i & 0x1F);
+}
+void CBC_CommonBitArray::SetBulk(int32_t i, int32_t newBits) {
+  m_bits[i >> 5] = newBits;
+}
+void CBC_CommonBitArray::Clear() {
+  FXSYS_memset(&m_bits[0], 0x00, m_bits.GetSize() * sizeof(int32_t));
+}
+FX_BOOL CBC_CommonBitArray::IsRange(int32_t start,
+                                    int32_t end,
+                                    FX_BOOL value,
+                                    int32_t& e) {
+  if (end < start) {
+    e = BCExceptionEndLessThanStart;
+    return FALSE;
+  }
+  if (end == start) {
+    return TRUE;
+  }
+  end--;
+  int32_t firstInt = start >> 5;
+  int32_t lastInt = end >> 5;
+  int32_t i;
+  for (i = firstInt; i <= lastInt; i++) {
+    int32_t firstBit = i > firstInt ? 0 : start & 0x1F;
+    int32_t lastBit = i < lastInt ? 31 : end & 0x1F;
+    int32_t mask;
+    if (firstBit == 0 && lastBit == 31) {
+      mask = -1;
+    } else {
+      mask = 0;
+      for (int32_t j = firstBit; j <= lastBit; j++) {
+        mask |= 1 << j;
+      }
+    }
+    if ((m_bits[i] & mask) != (value ? mask : 0)) {
+      return FALSE;
+    }
+  }
+  return TRUE;
+}
+int32_t* CBC_CommonBitArray::GetBitArray() {
+  return &m_bits[0];
+}
+void CBC_CommonBitArray::Reverse() {
+  int32_t* newBits = FX_Alloc(int32_t, m_bits.GetSize());
+  FXSYS_memset(newBits, 0x00, m_bits.GetSize() * sizeof(int32_t));
+  int32_t size = m_size;
+  int32_t i;
+  for (i = 0; i < size; i++) {
+    if (Get(size - i - 1)) {
+      newBits[i >> 5] |= 1 << (i & 0x1F);
+    }
+  }
+  FXSYS_memcpy(&m_bits[0], newBits, m_bits.GetSize() * sizeof(int32_t));
+  FX_Free(newBits);
+}
diff --git a/xfa/fxbarcode/common/BC_CommonBitArray.h b/xfa/fxbarcode/common/BC_CommonBitArray.h
new file mode 100644
index 0000000..6ddd789
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonBitArray.h
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitArray {
+ public:
+  CBC_CommonBitArray(CBC_CommonBitArray* array);
+  CBC_CommonBitArray(int32_t size);
+  CBC_CommonBitArray();
+  virtual ~CBC_CommonBitArray();
+  int32_t GetSize();
+  CFX_Int32Array& GetBits();
+  int32_t GetSizeInBytes();
+  FX_BOOL Get(int32_t i);
+  void Set(int32_t i);
+  void Flip(int32_t i);
+  void SetBulk(int32_t i, int32_t newBits);
+  FX_BOOL IsRange(int32_t start, int32_t end, FX_BOOL value, int32_t& e);
+  int32_t* GetBitArray();
+  void Reverse();
+  void Clear();
+
+ private:
+  int32_t m_size;
+  CFX_Int32Array m_bits;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
diff --git a/xfa/fxbarcode/common/BC_CommonBitMatrix.cpp b/xfa/fxbarcode/common/BC_CommonBitMatrix.cpp
new file mode 100644
index 0000000..a8f87e7
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonBitMatrix.cpp
@@ -0,0 +1,146 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_CommonBitMatrix::CBC_CommonBitMatrix() {
+  m_width = 0;
+  m_height = 0;
+  m_rowSize = 0;
+  m_bits = NULL;
+}
+void CBC_CommonBitMatrix::Init(int32_t dimension) {
+  m_width = dimension;
+  m_height = dimension;
+  int32_t rowSize = (m_height + 31) >> 5;
+  m_rowSize = rowSize;
+  m_bits = FX_Alloc2D(int32_t, m_rowSize, m_height);
+  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
+}
+void CBC_CommonBitMatrix::Init(int32_t width, int32_t height) {
+  m_width = width;
+  m_height = height;
+  int32_t rowSize = (width + 31) >> 5;
+  m_rowSize = rowSize;
+  m_bits = FX_Alloc2D(int32_t, m_rowSize, m_height);
+  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
+}
+CBC_CommonBitMatrix::~CBC_CommonBitMatrix() {
+  FX_Free(m_bits);
+}
+FX_BOOL CBC_CommonBitMatrix::Get(int32_t x, int32_t y) {
+  int32_t offset = y * m_rowSize + (x >> 5);
+  if (offset >= m_rowSize * m_height || offset < 0) {
+    return false;
+  }
+  return ((((FX_DWORD)m_bits[offset]) >> (x & 0x1f)) & 1) != 0;
+}
+int32_t* CBC_CommonBitMatrix::GetBits() {
+  return m_bits;
+}
+void CBC_CommonBitMatrix::Set(int32_t x, int32_t y) {
+  int32_t offset = y * m_rowSize + (x >> 5);
+  if (offset >= m_rowSize * m_height || offset < 0) {
+    return;
+  }
+  m_bits[offset] |= 1 << (x & 0x1f);
+}
+void CBC_CommonBitMatrix::Flip(int32_t x, int32_t y) {
+  int32_t offset = y * m_rowSize + (x >> 5);
+  m_bits[offset] ^= 1 << (x & 0x1f);
+}
+void CBC_CommonBitMatrix::Clear() {
+  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
+}
+void CBC_CommonBitMatrix::SetRegion(int32_t left,
+                                    int32_t top,
+                                    int32_t width,
+                                    int32_t height,
+                                    int32_t& e) {
+  if (top < 0 || left < 0) {
+    e = BCExceptionLeftAndTopMustBeNonnegative;
+    return;
+  }
+  if (height < 1 || width < 1) {
+    e = BCExceptionHeightAndWidthMustBeAtLeast1;
+    return;
+  }
+  int32_t right = left + width;
+  int32_t bottom = top + height;
+  if (m_height < bottom || m_width < right) {
+    e = BCExceptionRegionMustFitInsideMatrix;
+    return;
+  }
+  int32_t y;
+  for (y = top; y < bottom; y++) {
+    int32_t offset = y * m_rowSize;
+    int32_t x;
+    for (x = left; x < right; x++) {
+      m_bits[offset + (x >> 5)] |= 1 << (x & 0x1f);
+    }
+  }
+}
+CBC_CommonBitArray* CBC_CommonBitMatrix::GetRow(int32_t y,
+                                                CBC_CommonBitArray* row) {
+  CBC_CommonBitArray* rowArray = NULL;
+  if (row == NULL || row->GetSize() < m_width) {
+    rowArray = new CBC_CommonBitArray(m_width);
+  } else {
+    rowArray = new CBC_CommonBitArray(row);
+  }
+  int32_t offset = y * m_rowSize;
+  int32_t x;
+  for (x = 0; x < m_rowSize; x++) {
+    rowArray->SetBulk(x << 5, m_bits[offset + x]);
+  }
+  return rowArray;
+}
+void CBC_CommonBitMatrix::SetRow(int32_t y, CBC_CommonBitArray* row) {
+  int32_t l = y * m_rowSize;
+  for (int32_t i = 0; i < m_rowSize; i++) {
+    m_bits[l] = row->GetBitArray()[i];
+    l++;
+  }
+}
+void CBC_CommonBitMatrix::SetCol(int32_t y, CBC_CommonBitArray* col) {
+  for (int32_t i = 0; i < col->GetBits().GetSize(); i++) {
+    m_bits[i * m_rowSize + y] = col->GetBitArray()[i];
+  }
+}
+int32_t CBC_CommonBitMatrix::GetWidth() {
+  return m_width;
+}
+int32_t CBC_CommonBitMatrix::GetHeight() {
+  return m_height;
+}
+int32_t CBC_CommonBitMatrix::GetRowSize() {
+  return m_rowSize;
+}
+int32_t CBC_CommonBitMatrix::GetDimension(int32_t& e) {
+  if (m_width != m_height) {
+    e = BCExceptionCanNotCallGetDimensionOnNonSquareMatrix;
+    return 0;
+  }
+  return m_width;
+}
diff --git a/xfa/fxbarcode/common/BC_CommonBitMatrix.h b/xfa/fxbarcode/common/BC_CommonBitMatrix.h
new file mode 100644
index 0000000..78b4264
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonBitMatrix.h
@@ -0,0 +1,46 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
+
+#include "core/include/fxcrt/fx_system.h"
+
+class CBC_CommonBitArray;
+
+class CBC_CommonBitMatrix {
+ public:
+  CBC_CommonBitMatrix();
+  virtual ~CBC_CommonBitMatrix();
+  FX_BOOL Get(int32_t x, int32_t y);
+  void Set(int32_t x, int32_t y);
+  void Flip(int32_t x, int32_t y);
+  void Clear();
+  void SetRegion(int32_t left,
+                 int32_t top,
+                 int32_t width,
+                 int32_t height,
+                 int32_t& e);
+  CBC_CommonBitArray* GetRow(int32_t y, CBC_CommonBitArray* row);
+  void SetRow(int32_t y, CBC_CommonBitArray* row);
+  CBC_CommonBitArray* GetCol(int32_t y, CBC_CommonBitArray* row);
+  void SetCol(int32_t y, CBC_CommonBitArray* col);
+  int32_t GetWidth();
+  int32_t GetHeight();
+  int32_t GetRowSize();
+  int32_t GetDimension(int32_t& e);
+  virtual void Init(int32_t dimension);
+  virtual void Init(int32_t width, int32_t height);
+  int32_t* GetBits();
+
+ private:
+  int32_t m_width;
+  int32_t m_height;
+  int32_t m_rowSize;
+  int32_t* m_bits;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
diff --git a/xfa/fxbarcode/common/BC_CommonBitSource.cpp b/xfa/fxbarcode/common/BC_CommonBitSource.cpp
new file mode 100644
index 0000000..af91d5e
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonBitSource.cpp
@@ -0,0 +1,71 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonBitSource.h"
+
+CBC_CommonBitSource::CBC_CommonBitSource(CFX_ByteArray* bytes) {
+  m_bytes.Copy((*bytes));
+  m_bitOffset = 0;
+  m_byteOffset = 0;
+}
+CBC_CommonBitSource::~CBC_CommonBitSource() {}
+int32_t CBC_CommonBitSource::ReadBits(int32_t numBits, int32_t& e) {
+  if (numBits < 1 || numBits > 32) {
+    e = BCExceptionIllegalArgument;
+    return 0;
+  }
+  int32_t result = 0;
+  if (m_bitOffset > 0) {
+    int32_t bitsLeft = 8 - m_bitOffset;
+    int32_t toRead = numBits < bitsLeft ? numBits : bitsLeft;
+    int32_t bitsToNotRead = bitsLeft - toRead;
+    int32_t mask = (0xff >> (8 - toRead)) << bitsToNotRead;
+    result = (m_bytes[m_byteOffset] & mask) >> bitsToNotRead;
+    numBits -= toRead;
+    m_bitOffset += toRead;
+    if (m_bitOffset == 8) {
+      m_bitOffset = 0;
+      m_byteOffset++;
+    }
+  }
+  if (numBits > 0) {
+    while (numBits >= 8) {
+      result = (result << 8) | (m_bytes[m_byteOffset] & 0xff);
+      m_byteOffset++;
+      numBits -= 8;
+    }
+    if (numBits > 0) {
+      int32_t bitsToNotRead = 8 - numBits;
+      int32_t mask = (0xff >> bitsToNotRead) << bitsToNotRead;
+      result = (result << numBits) |
+               ((m_bytes[m_byteOffset] & mask) >> bitsToNotRead);
+      m_bitOffset += numBits;
+    }
+  }
+  return result;
+}
+int32_t CBC_CommonBitSource::Available() {
+  return 8 * (m_bytes.GetSize() - m_byteOffset) - m_bitOffset;
+}
+int32_t CBC_CommonBitSource::getByteOffset() {
+  return m_byteOffset;
+}
diff --git a/xfa/fxbarcode/common/BC_CommonBitSource.h b/xfa/fxbarcode/common/BC_CommonBitSource.h
new file mode 100644
index 0000000..7617a6f
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonBitSource.h
@@ -0,0 +1,27 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONBITSOURCE_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONBITSOURCE_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/utils.h"
+
+class CBC_CommonBitSource {
+ public:
+  CBC_CommonBitSource(CFX_ByteArray* bytes);
+  virtual ~CBC_CommonBitSource();
+  int32_t ReadBits(int32_t numBits, int32_t& e);
+  int32_t Available();
+  int32_t getByteOffset();
+
+ private:
+  CFX_ByteArray m_bytes;
+  int32_t m_byteOffset;
+  int32_t m_bitOffset;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONBITSOURCE_H_
diff --git a/xfa/fxbarcode/common/BC_CommonByteArray.cpp b/xfa/fxbarcode/common/BC_CommonByteArray.cpp
new file mode 100644
index 0000000..1fd6e46
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonByteArray.cpp
@@ -0,0 +1,99 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <algorithm>
+
+#include "xfa/fxbarcode/common/BC_CommonByteArray.h"
+
+CBC_CommonByteArray::CBC_CommonByteArray() {
+  m_bytes = NULL;
+  m_size = 0;
+  m_index = 0;
+}
+CBC_CommonByteArray::CBC_CommonByteArray(int32_t size) {
+  m_size = size;
+  m_bytes = FX_Alloc(uint8_t, size);
+  FXSYS_memset(m_bytes, 0, size);
+  m_index = 0;
+}
+CBC_CommonByteArray::CBC_CommonByteArray(uint8_t* byteArray, int32_t size) {
+  m_size = size;
+  m_bytes = FX_Alloc(uint8_t, size);
+  FXSYS_memcpy(m_bytes, byteArray, size);
+  m_index = size;
+}
+CBC_CommonByteArray::~CBC_CommonByteArray() {
+  FX_Free(m_bytes);
+}
+int32_t CBC_CommonByteArray::At(int32_t index) {
+  return m_bytes[index] & 0xff;
+}
+void CBC_CommonByteArray::Set(int32_t index, int32_t value) {
+  m_bytes[index] = (uint8_t)value;
+}
+int32_t CBC_CommonByteArray::Size() {
+  return m_size;
+}
+FX_BOOL CBC_CommonByteArray::IsEmpty() {
+  return m_size == 0;
+}
+void CBC_CommonByteArray::AppendByte(int32_t value) {
+  if (m_size == 0 || m_index >= m_size) {
+    int32_t newSize = std::max(32, m_size << 1);
+    Reserve(newSize);
+  }
+  m_bytes[m_index] = (uint8_t)value;
+  m_index++;
+}
+void CBC_CommonByteArray::Reserve(int32_t capacity) {
+  if (m_bytes == NULL || m_size < capacity) {
+    uint8_t* newArray = FX_Alloc(uint8_t, capacity);
+    if (m_bytes) {
+      FXSYS_memcpy(newArray, m_bytes, m_size);
+      FXSYS_memset(newArray + m_size, 0, capacity - m_size);
+    } else {
+      FXSYS_memset(newArray, 0, capacity);
+    }
+    FX_Free(m_bytes);
+    m_bytes = newArray;
+    m_size = capacity;
+  }
+}
+void CBC_CommonByteArray::Set(uint8_t* source, int32_t offset, int32_t count) {
+  FX_Free(m_bytes);
+  m_bytes = FX_Alloc(uint8_t, count);
+  m_size = count;
+  FXSYS_memcpy(m_bytes, source + offset, count);
+  m_index = count;
+}
+void CBC_CommonByteArray::Set(CFX_ByteArray* source,
+                              int32_t offset,
+                              int32_t count) {
+  FX_Free(m_bytes);
+  m_bytes = FX_Alloc(uint8_t, count);
+  m_size = count;
+  int32_t i;
+  for (i = 0; i < count; i++) {
+    m_bytes[i] = source->operator[](i + offset);
+  }
+  m_index = m_size;
+}
diff --git a/xfa/fxbarcode/common/BC_CommonByteArray.h b/xfa/fxbarcode/common/BC_CommonByteArray.h
new file mode 100644
index 0000000..69d470b
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonByteArray.h
@@ -0,0 +1,33 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonByteArray {
+ private:
+  int32_t m_size;
+  int32_t m_index;
+  uint8_t* m_bytes;
+
+ public:
+  CBC_CommonByteArray();
+  CBC_CommonByteArray(int32_t size);
+  CBC_CommonByteArray(uint8_t* byteArray, int32_t size);
+  virtual ~CBC_CommonByteArray();
+  int32_t At(int32_t index);
+  void Set(int32_t index, int32_t value);
+  int32_t Size();
+  FX_BOOL IsEmpty();
+  void AppendByte(int32_t value);
+  void Reserve(int32_t capacity);
+  void Set(uint8_t* source, int32_t offset, int32_t count);
+  void Set(CFX_ByteArray* source, int32_t offset, int32_t count);
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
diff --git a/xfa/fxbarcode/common/BC_CommonByteMatrix.cpp b/xfa/fxbarcode/common/BC_CommonByteMatrix.cpp
new file mode 100644
index 0000000..c9ed749
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonByteMatrix.cpp
@@ -0,0 +1,64 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/include/fxcrt/fx_memory.h"
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+
+CBC_CommonByteMatrix::CBC_CommonByteMatrix(int32_t width, int32_t height) {
+  m_height = height;
+  m_width = width;
+  m_bytes = NULL;
+}
+void CBC_CommonByteMatrix::Init() {
+  m_bytes = FX_Alloc2D(uint8_t, m_height, m_width);
+  FXSYS_memset(m_bytes, 0xff, m_height * m_width);
+}
+CBC_CommonByteMatrix::~CBC_CommonByteMatrix() {
+  FX_Free(m_bytes);
+}
+int32_t CBC_CommonByteMatrix::GetHeight() {
+  return m_height;
+}
+int32_t CBC_CommonByteMatrix::GetWidth() {
+  return m_width;
+}
+uint8_t CBC_CommonByteMatrix::Get(int32_t x, int32_t y) {
+  return m_bytes[y * m_width + x];
+}
+void CBC_CommonByteMatrix::Set(int32_t x, int32_t y, int32_t value) {
+  m_bytes[y * m_width + x] = (uint8_t)value;
+}
+void CBC_CommonByteMatrix::Set(int32_t x, int32_t y, uint8_t value) {
+  m_bytes[y * m_width + x] = value;
+}
+void CBC_CommonByteMatrix::clear(uint8_t value) {
+  int32_t y;
+  for (y = 0; y < m_height; y++) {
+    int32_t x;
+    for (x = 0; x < m_width; x++) {
+      m_bytes[y * m_width + x] = value;
+    }
+  }
+}
+uint8_t* CBC_CommonByteMatrix::GetArray() {
+  return m_bytes;
+}
diff --git a/xfa/fxbarcode/common/BC_CommonByteMatrix.h b/xfa/fxbarcode/common/BC_CommonByteMatrix.h
new file mode 100644
index 0000000..271feef
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonByteMatrix.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
+
+#include <stdint.h>
+
+#include "core/include/fxcrt/fx_system.h"
+
+class CBC_CommonByteMatrix {
+ public:
+  CBC_CommonByteMatrix(int32_t width, int32_t height);
+  virtual ~CBC_CommonByteMatrix();
+  int32_t GetHeight();
+  int32_t GetWidth();
+  uint8_t Get(int32_t x, int32_t y);
+  uint8_t* GetArray();
+
+  void Set(int32_t x, int32_t y, int32_t value);
+  void Set(int32_t x, int32_t y, uint8_t value);
+  void clear(uint8_t value);
+  virtual void Init();
+
+ private:
+  uint8_t* m_bytes;
+  int32_t m_width;
+  int32_t m_height;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
diff --git a/xfa/fxbarcode/common/BC_CommonCharacterSetECI.cpp b/xfa/fxbarcode/common/BC_CommonCharacterSetECI.cpp
new file mode 100644
index 0000000..d6fa9e4
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonCharacterSetECI.cpp
@@ -0,0 +1,44 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonCharacterSetECI.h"
+#include "xfa/fxbarcode/common/BC_CommonECI.h"
+
+void CBC_CommonCharacterSetECI::initialize() {}
+CBC_CommonCharacterSetECI::CBC_CommonCharacterSetECI(
+    int32_t value,
+    CFX_ByteString encodingName)
+    : CBC_CommonECI(value), m_encodingName(encodingName) {}
+CBC_CommonCharacterSetECI::~CBC_CommonCharacterSetECI() {}
+CFX_ByteString CBC_CommonCharacterSetECI::GetEncodingName() {
+  return m_encodingName;
+}
+void CBC_CommonCharacterSetECI::AddCharacterSet(int32_t value,
+                                                CFX_ByteString encodingName) {}
+CBC_CommonCharacterSetECI* CBC_CommonCharacterSetECI::GetCharacterSetECIByValue(
+    int32_t value) {
+  return NULL;
+}
+CBC_CommonCharacterSetECI* CBC_CommonCharacterSetECI::GetCharacterSetECIByName(
+    const CFX_ByteString& name) {
+  return NULL;
+}
diff --git a/xfa/fxbarcode/common/BC_CommonCharacterSetECI.h b/xfa/fxbarcode/common/BC_CommonCharacterSetECI.h
new file mode 100644
index 0000000..18a676a
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonCharacterSetECI.h
@@ -0,0 +1,29 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONCHARACTERSETECI_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONCHARACTERSETECI_H_
+
+#include "core/include/fxcrt/fx_string.h"
+#include "xfa/fxbarcode/common/BC_CommonECI.h"
+
+class CBC_CommonCharacterSetECI : public CBC_CommonECI {
+ public:
+  CBC_CommonCharacterSetECI(int32_t value, CFX_ByteString encodingName);
+  virtual ~CBC_CommonCharacterSetECI();
+  CFX_ByteString GetEncodingName();
+  static void AddCharacterSet(int32_t value, CFX_ByteString encodingName);
+  int32_t GetValue();
+  static CBC_CommonCharacterSetECI* GetCharacterSetECIByValue(int32_t value);
+  static CBC_CommonCharacterSetECI* GetCharacterSetECIByName(
+      const CFX_ByteString& name);
+
+ private:
+  CFX_ByteString m_encodingName;
+  static void initialize();
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONCHARACTERSETECI_H_
diff --git a/xfa/fxbarcode/common/BC_CommonDecoderResult.cpp b/xfa/fxbarcode/common/BC_CommonDecoderResult.cpp
new file mode 100644
index 0000000..0c545c4
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonDecoderResult.cpp
@@ -0,0 +1,77 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_CommonDecoderResult::CBC_CommonDecoderResult() {}
+void CBC_CommonDecoderResult::Init(const CFX_ByteArray& rawBytes,
+                                   const CFX_ByteString& text,
+                                   const CFX_Int32Array& byteSegments,
+                                   CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                   int32_t& e) {
+  if (text.IsEmpty()) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  m_rawBytes.Copy(rawBytes);
+  m_text = text;
+  m_byteSegments.Copy(byteSegments);
+  m_ecLevel = ecLevel;
+  m_other = NULL;
+}
+void CBC_CommonDecoderResult::Init(const CFX_ByteArray& rawBytes,
+                                   const CFX_ByteString& text,
+                                   const CFX_PtrArray& byteSegments,
+                                   const CFX_ByteString& ecLevel,
+                                   int32_t& e) {
+  if (text.IsEmpty()) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  m_rawBytes.Copy(rawBytes);
+  m_text = text;
+  m_pdf417byteSegments.Copy(byteSegments);
+  m_pdf417ecLevel = ecLevel;
+  m_other = NULL;
+}
+void CBC_CommonDecoderResult::setOther(CBC_PDF417ResultMetadata* other) {
+  m_other = other;
+}
+CBC_CommonDecoderResult::~CBC_CommonDecoderResult() {
+  delete m_other;
+}
+const CFX_ByteArray& CBC_CommonDecoderResult::GetRawBytes() {
+  return m_rawBytes;
+}
+const CFX_Int32Array& CBC_CommonDecoderResult::GetByteSegments() {
+  return m_byteSegments;
+}
+const CFX_ByteString& CBC_CommonDecoderResult::GetText() {
+  return m_text;
+}
+CBC_QRCoderErrorCorrectionLevel* CBC_CommonDecoderResult::GetECLevel() {
+  return m_ecLevel;
+}
diff --git a/xfa/fxbarcode/common/BC_CommonDecoderResult.h b/xfa/fxbarcode/common/BC_CommonDecoderResult.h
new file mode 100644
index 0000000..dbdb9d3
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonDecoderResult.h
@@ -0,0 +1,45 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONDECODERRESULT_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONDECODERRESULT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_PDF417ResultMetadata;
+
+class CBC_CommonDecoderResult {
+ public:
+  CBC_CommonDecoderResult();
+  virtual ~CBC_CommonDecoderResult();
+  const CFX_ByteArray& GetRawBytes();
+  const CFX_ByteString& GetText();
+  const CFX_Int32Array& GetByteSegments();
+  CBC_QRCoderErrorCorrectionLevel* GetECLevel();
+  virtual void Init(const CFX_ByteArray& rawBytes,
+                    const CFX_ByteString& text,
+                    const CFX_Int32Array& byteSegments,
+                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                    int32_t& e);
+  virtual void Init(const CFX_ByteArray& rawBytes,
+                    const CFX_ByteString& text,
+                    const CFX_PtrArray& byteSegments,
+                    const CFX_ByteString& ecLevel,
+                    int32_t& e);
+  void setOther(CBC_PDF417ResultMetadata* other);
+
+ private:
+  CFX_ByteArray m_rawBytes;
+  CFX_ByteString m_text;
+  CFX_Int32Array m_byteSegments;
+  CFX_PtrArray m_pdf417byteSegments;
+  CBC_QRCoderErrorCorrectionLevel* m_ecLevel;
+  CFX_ByteString m_pdf417ecLevel;
+  CBC_PDF417ResultMetadata* m_other;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONDECODERRESULT_H_
diff --git a/xfa/fxbarcode/common/BC_CommonECI.cpp b/xfa/fxbarcode/common/BC_CommonECI.cpp
new file mode 100644
index 0000000..4e37aec
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonECI.cpp
@@ -0,0 +1,42 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonCharacterSetECI.h"
+#include "xfa/fxbarcode/common/BC_CommonECI.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_CommonECI::CBC_CommonECI(int32_t value) {
+  m_value = value;
+}
+CBC_CommonECI::~CBC_CommonECI() {}
+int32_t CBC_CommonECI::GetValue() {
+  return m_value;
+}
+CBC_CommonECI* CBC_CommonECI::GetEICByValue(int32_t value, int32_t& e) {
+  if (value < 0 || value > 999999) {
+    e = BCExceptionBadECI;
+    return NULL;
+  }
+  if (value < 900) {
+  }
+  return NULL;
+}
diff --git a/xfa/fxbarcode/common/BC_CommonECI.h b/xfa/fxbarcode/common/BC_CommonECI.h
new file mode 100644
index 0000000..20b3e76
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonECI.h
@@ -0,0 +1,24 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONECI_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONECI_H_
+
+#include <stdint.h>
+
+class CBC_CommonECI {
+ public:
+  CBC_CommonECI(int32_t value);
+  virtual ~CBC_CommonECI();
+
+  int32_t GetValue();
+  static CBC_CommonECI* GetEICByValue(int32_t value, int32_t& e);
+
+ private:
+  int32_t m_value;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONECI_H_
diff --git a/xfa/fxbarcode/common/BC_CommonPerspectiveTransform.cpp b/xfa/fxbarcode/common/BC_CommonPerspectiveTransform.cpp
new file mode 100644
index 0000000..daa6189
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonPerspectiveTransform.cpp
@@ -0,0 +1,152 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonPerspectiveTransform.h"
+
+#include <memory>
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_CommonPerspectiveTransform::CBC_CommonPerspectiveTransform(FX_FLOAT a11,
+                                                               FX_FLOAT a21,
+                                                               FX_FLOAT a31,
+                                                               FX_FLOAT a12,
+                                                               FX_FLOAT a22,
+                                                               FX_FLOAT a32,
+                                                               FX_FLOAT a13,
+                                                               FX_FLOAT a23,
+                                                               FX_FLOAT a33)
+    : m_a11(a11),
+      m_a12(a12),
+      m_a13(a13),
+      m_a21(a21),
+      m_a22(a22),
+      m_a23(a23),
+      m_a31(a31),
+      m_a32(a32),
+      m_a33(a33) {}
+CBC_CommonPerspectiveTransform::~CBC_CommonPerspectiveTransform() {}
+CBC_CommonPerspectiveTransform*
+CBC_CommonPerspectiveTransform::QuadrilateralToQuadrilateral(FX_FLOAT x0,
+                                                             FX_FLOAT y0,
+                                                             FX_FLOAT x1,
+                                                             FX_FLOAT y1,
+                                                             FX_FLOAT x2,
+                                                             FX_FLOAT y2,
+                                                             FX_FLOAT x3,
+                                                             FX_FLOAT y3,
+                                                             FX_FLOAT x0p,
+                                                             FX_FLOAT y0p,
+                                                             FX_FLOAT x1p,
+                                                             FX_FLOAT y1p,
+                                                             FX_FLOAT x2p,
+                                                             FX_FLOAT y2p,
+                                                             FX_FLOAT x3p,
+                                                             FX_FLOAT y3p) {
+  std::unique_ptr<CBC_CommonPerspectiveTransform> qToS(
+      QuadrilateralToSquare(x0, y0, x1, y1, x2, y2, x3, y3));
+  std::unique_ptr<CBC_CommonPerspectiveTransform> sToQ(
+      SquareToQuadrilateral(x0p, y0p, x1p, y1p, x2p, y2p, x3p, y3p));
+  return sToQ->Times(*(qToS.get()));
+}
+void CBC_CommonPerspectiveTransform::TransformPoints(CFX_FloatArray* points) {
+  int32_t max = points->GetSize();
+  FX_FLOAT a11 = m_a11;
+  FX_FLOAT a12 = m_a12;
+  FX_FLOAT a13 = m_a13;
+  FX_FLOAT a21 = m_a21;
+  FX_FLOAT a22 = m_a22;
+  FX_FLOAT a23 = m_a23;
+  FX_FLOAT a31 = m_a31;
+  FX_FLOAT a32 = m_a32;
+  FX_FLOAT a33 = m_a33;
+  int32_t i;
+  for (i = 0; i < max; i += 2) {
+    FX_FLOAT x = (*points)[i];
+    FX_FLOAT y = (*points)[i + 1];
+    FX_FLOAT denominator = a13 * x + a23 * y + a33;
+    (*points)[i] = (a11 * x + a21 * y + a31) / denominator;
+    (*points)[i + 1] = (a12 * x + a22 * y + a32) / denominator;
+  }
+}
+CBC_CommonPerspectiveTransform*
+CBC_CommonPerspectiveTransform::SquareToQuadrilateral(FX_FLOAT x0,
+                                                      FX_FLOAT y0,
+                                                      FX_FLOAT x1,
+                                                      FX_FLOAT y1,
+                                                      FX_FLOAT x2,
+                                                      FX_FLOAT y2,
+                                                      FX_FLOAT x3,
+                                                      FX_FLOAT y3) {
+  FX_FLOAT dy2 = y3 - y2;
+  FX_FLOAT dy3 = y0 - y1 + y2 - y3;
+  if ((dy2 == 0.0f) && (dy3 == 0.0f)) {
+    return new CBC_CommonPerspectiveTransform(x1 - x0, x2 - x1, x0, y1 - y0,
+                                              y2 - y1, y0, 0.0f, 0.0f, 1.0f);
+  } else {
+    FX_FLOAT dx1 = x1 - x2;
+    FX_FLOAT dx2 = x3 - x2;
+    FX_FLOAT dx3 = x0 - x1 + x2 - x3;
+    FX_FLOAT dy1 = y1 - y2;
+    FX_FLOAT denominator = dx1 * dy2 - dx2 * dy1;
+    FX_FLOAT a13 = (dx3 * dy2 - dx2 * dy3) / denominator;
+    FX_FLOAT a23 = (dx1 * dy3 - dx3 * dy1) / denominator;
+    return new CBC_CommonPerspectiveTransform(
+        x1 - x0 + a13 * x1, x3 - x0 + a23 * x3, x0, y1 - y0 + a13 * y1,
+        y3 - y0 + a23 * y3, y0, a13, a23, 1.0f);
+  }
+}
+CBC_CommonPerspectiveTransform*
+CBC_CommonPerspectiveTransform::QuadrilateralToSquare(FX_FLOAT x0,
+                                                      FX_FLOAT y0,
+                                                      FX_FLOAT x1,
+                                                      FX_FLOAT y1,
+                                                      FX_FLOAT x2,
+                                                      FX_FLOAT y2,
+                                                      FX_FLOAT x3,
+                                                      FX_FLOAT y3) {
+  std::unique_ptr<CBC_CommonPerspectiveTransform> temp1(
+      SquareToQuadrilateral(x0, y0, x1, y1, x2, y2, x3, y3));
+  return temp1->BuildAdjoint();
+}
+CBC_CommonPerspectiveTransform* CBC_CommonPerspectiveTransform::BuildAdjoint() {
+  return new CBC_CommonPerspectiveTransform(
+      m_a22 * m_a33 - m_a23 * m_a32, m_a23 * m_a31 - m_a21 * m_a33,
+      m_a21 * m_a32 - m_a22 * m_a31, m_a13 * m_a32 - m_a12 * m_a33,
+      m_a11 * m_a33 - m_a13 * m_a31, m_a12 * m_a31 - m_a11 * m_a32,
+      m_a12 * m_a23 - m_a13 * m_a22, m_a13 * m_a21 - m_a11 * m_a23,
+      m_a11 * m_a22 - m_a12 * m_a21);
+}
+CBC_CommonPerspectiveTransform* CBC_CommonPerspectiveTransform::Times(
+    CBC_CommonPerspectiveTransform& other) {
+  return new CBC_CommonPerspectiveTransform(
+      m_a11 * other.m_a11 + m_a21 * other.m_a12 + m_a31 * other.m_a13,
+      m_a11 * other.m_a21 + m_a21 * other.m_a22 + m_a31 * other.m_a23,
+      m_a11 * other.m_a31 + m_a21 * other.m_a32 + m_a31 * other.m_a33,
+      m_a12 * other.m_a11 + m_a22 * other.m_a12 + m_a32 * other.m_a13,
+      m_a12 * other.m_a21 + m_a22 * other.m_a22 + m_a32 * other.m_a23,
+      m_a12 * other.m_a31 + m_a22 * other.m_a32 + m_a32 * other.m_a33,
+      m_a13 * other.m_a11 + m_a23 * other.m_a12 + m_a33 * other.m_a13,
+      m_a13 * other.m_a21 + m_a23 * other.m_a22 + m_a33 * other.m_a23,
+      m_a13 * other.m_a31 + m_a23 * other.m_a32 + m_a33 * other.m_a33);
+}
diff --git a/xfa/fxbarcode/common/BC_CommonPerspectiveTransform.h b/xfa/fxbarcode/common/BC_CommonPerspectiveTransform.h
new file mode 100644
index 0000000..36defd8
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonPerspectiveTransform.h
@@ -0,0 +1,65 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_COMMONPERSPECTIVETRANSFORM_H_
+#define XFA_FXBARCODE_COMMON_BC_COMMONPERSPECTIVETRANSFORM_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonPerspectiveTransform {
+ public:
+  CBC_CommonPerspectiveTransform(FX_FLOAT a11,
+                                 FX_FLOAT a21,
+                                 FX_FLOAT a31,
+                                 FX_FLOAT a12,
+                                 FX_FLOAT a22,
+                                 FX_FLOAT a32,
+                                 FX_FLOAT a13,
+                                 FX_FLOAT a23,
+                                 FX_FLOAT a33);
+  virtual ~CBC_CommonPerspectiveTransform();
+  static CBC_CommonPerspectiveTransform* QuadrilateralToQuadrilateral(
+      FX_FLOAT x0,
+      FX_FLOAT y0,
+      FX_FLOAT x1,
+      FX_FLOAT y1,
+      FX_FLOAT x2,
+      FX_FLOAT y2,
+      FX_FLOAT x3,
+      FX_FLOAT y3,
+      FX_FLOAT x0p,
+      FX_FLOAT y0p,
+      FX_FLOAT x1p,
+      FX_FLOAT y1p,
+      FX_FLOAT x2p,
+      FX_FLOAT y2p,
+      FX_FLOAT x3p,
+      FX_FLOAT y3p);
+  static CBC_CommonPerspectiveTransform* SquareToQuadrilateral(FX_FLOAT x0,
+                                                               FX_FLOAT y0,
+                                                               FX_FLOAT x1,
+                                                               FX_FLOAT y1,
+                                                               FX_FLOAT x2,
+                                                               FX_FLOAT y2,
+                                                               FX_FLOAT x3,
+                                                               FX_FLOAT y3);
+  static CBC_CommonPerspectiveTransform* QuadrilateralToSquare(FX_FLOAT x0,
+                                                               FX_FLOAT y0,
+                                                               FX_FLOAT x1,
+                                                               FX_FLOAT y1,
+                                                               FX_FLOAT x2,
+                                                               FX_FLOAT y2,
+                                                               FX_FLOAT x3,
+                                                               FX_FLOAT y3);
+  CBC_CommonPerspectiveTransform* BuildAdjoint();
+  CBC_CommonPerspectiveTransform* Times(CBC_CommonPerspectiveTransform& other);
+  void TransformPoints(CFX_FloatArray* points);
+
+ private:
+  FX_FLOAT m_a11, m_a12, m_a13, m_a21, m_a22, m_a23, m_a31, m_a32, m_a33;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_COMMONPERSPECTIVETRANSFORM_H_
diff --git a/xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.cpp b/xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.cpp
new file mode 100644
index 0000000..d4a3322
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.cpp
@@ -0,0 +1,173 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/BC_Binarizer.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t LUMINANCE_BITS = 5;
+const int32_t LUMINANCE_SHIFT = 8 - LUMINANCE_BITS;
+const int32_t LUMINANCE_BUCKETS = 1 << LUMINANCE_BITS;
+
+CBC_GlobalHistogramBinarizer::CBC_GlobalHistogramBinarizer(
+    CBC_LuminanceSource* source)
+    : CBC_Binarizer(source) {}
+CBC_GlobalHistogramBinarizer::~CBC_GlobalHistogramBinarizer() {}
+CBC_CommonBitArray* CBC_GlobalHistogramBinarizer::GetBlackRow(
+    int32_t y,
+    CBC_CommonBitArray* row,
+    int32_t& e) {
+  CBC_LuminanceSource* source = GetLuminanceSource();
+  int32_t width = source->GetWidth();
+  std::unique_ptr<CBC_CommonBitArray> result(new CBC_CommonBitArray(width));
+  InitArrays(width);
+  CFX_ByteArray* localLuminances = source->GetRow(y, m_luminance, e);
+  if (e != BCExceptionNO) {
+    return result.release();
+  }
+  CFX_Int32Array localBuckets;
+  localBuckets.Copy(m_buckets);
+  int32_t x;
+  for (x = 0; x < width; x++) {
+    int32_t pixel = (*localLuminances)[x] & 0xff;
+    localBuckets[pixel >> LUMINANCE_SHIFT]++;
+  }
+  int32_t blackPoint = EstimateBlackPoint(localBuckets, e);
+  if (e != BCExceptionNO) {
+    return result.release();
+  }
+  int32_t left = (*localLuminances)[0] & 0xff;
+  int32_t center = (*localLuminances)[1] & 0xff;
+  for (x = 1; x < width - 1; x++) {
+    int32_t right = (*localLuminances)[x + 1] & 0xff;
+    int32_t luminance = ((center << 2) - left - right) >> 1;
+    if (luminance < blackPoint) {
+      result->Set(x);
+    }
+    left = center;
+    center = right;
+  }
+  return result.release();
+}
+CBC_CommonBitMatrix* CBC_GlobalHistogramBinarizer::GetBlackMatrix(int32_t& e) {
+  CBC_LuminanceSource* source = GetLuminanceSource();
+  int32_t width = source->GetWidth();
+  int32_t height = source->GetHeight();
+  std::unique_ptr<CBC_CommonBitMatrix> matrix(new CBC_CommonBitMatrix());
+  matrix->Init(width, height);
+  InitArrays(width);
+  CFX_Int32Array localBuckets;
+  localBuckets.Copy(m_buckets);
+  int32_t y;
+  for (y = 1; y < 5; y++) {
+    int32_t row = height * y / 5;
+    CFX_ByteArray* localLuminances = source->GetRow(row, m_luminance, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    int32_t right = (width << 2) / 5;
+    int32_t x;
+    for (x = width / 5; x < right; x++) {
+      int32_t pixel = (*localLuminances)[x] & 0xff;
+      localBuckets[pixel >> LUMINANCE_SHIFT]++;
+    }
+  }
+  int32_t blackPoint = EstimateBlackPoint(localBuckets, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CFX_ByteArray> localLuminances(source->GetMatrix());
+  for (y = 0; y < height; y++) {
+    int32_t offset = y * width;
+    for (int32_t x = 0; x < width; x++) {
+      int32_t pixel = (*localLuminances)[offset + x] & 0xff;
+      if (pixel < blackPoint) {
+        matrix->Set(x, y);
+      }
+    }
+  }
+  return matrix.release();
+}
+void CBC_GlobalHistogramBinarizer::InitArrays(int32_t luminanceSize) {
+  if (m_luminance.GetSize() < luminanceSize) {
+    m_luminance.SetSize(luminanceSize);
+  }
+  if (m_buckets.GetSize() <= 0) {
+    m_buckets.SetSize(LUMINANCE_BUCKETS);
+  } else {
+    int32_t x;
+    for (x = 0; x < LUMINANCE_BUCKETS; x++) {
+      m_buckets[x] = 0;
+    }
+  }
+}
+int32_t CBC_GlobalHistogramBinarizer::EstimateBlackPoint(
+    CFX_Int32Array& buckets,
+    int32_t& e) {
+  int32_t numBuckets = buckets.GetSize();
+  int32_t maxBucketCount = 0;
+  int32_t firstPeak = 0;
+  int32_t firstPeakSize = 0;
+  int32_t x;
+  for (x = 0; x < numBuckets; x++) {
+    if (buckets[x] > firstPeakSize) {
+      firstPeak = x;
+      firstPeakSize = buckets[x];
+    }
+    if (buckets[x] > maxBucketCount) {
+      maxBucketCount = buckets[x];
+    }
+  }
+  int32_t secondPeak = 0;
+  int32_t secondPeakScore = 0;
+  for (x = 0; x < numBuckets; x++) {
+    int32_t distanceToBiggest = x - firstPeak;
+    int32_t score = buckets[x] * distanceToBiggest * distanceToBiggest;
+    if (score > secondPeakScore) {
+      secondPeak = x;
+      secondPeakScore = score;
+    }
+  }
+  if (firstPeak > secondPeak) {
+    int32_t temp = firstPeak;
+    firstPeak = secondPeak;
+    secondPeak = temp;
+  }
+  if (secondPeak - firstPeak <= numBuckets >> 4) {
+    e = BCExceptionRead;
+    return 0;
+  }
+  int32_t bestValley = secondPeak - 1;
+  int32_t bestValleyScore = -1;
+  for (x = secondPeak - 1; x > firstPeak; x--) {
+    int32_t fromFirst = x - firstPeak;
+    int32_t score = fromFirst * fromFirst * (secondPeak - x) *
+                    (maxBucketCount - buckets[x]);
+    if (score > bestValleyScore) {
+      bestValley = x;
+      bestValleyScore = score;
+    }
+  }
+  return bestValley << LUMINANCE_SHIFT;
+}
diff --git a/xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h b/xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h
new file mode 100644
index 0000000..da13cac
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_GLOBALHISTOGRAMBINARIZER_H_
+#define XFA_FXBARCODE_COMMON_BC_GLOBALHISTOGRAMBINARIZER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/BC_Binarizer.h"
+
+class CBC_CommonBitArray;
+class CBC_CommonBitMatrix;
+class CBC_LuminanceSource;
+
+class CBC_GlobalHistogramBinarizer : public CBC_Binarizer {
+ public:
+  CBC_GlobalHistogramBinarizer(CBC_LuminanceSource* source);
+  virtual ~CBC_GlobalHistogramBinarizer();
+
+  void InitArrays(int32_t luminanceSize);
+  CBC_CommonBitMatrix* GetBlackMatrix(int32_t& e);
+  CBC_CommonBitArray* GetBlackRow(int32_t y,
+                                  CBC_CommonBitArray* row,
+                                  int32_t& e);
+  static int32_t EstimateBlackPoint(CFX_Int32Array& buckets, int32_t& e);
+
+ private:
+  CFX_ByteArray m_luminance;
+  CFX_Int32Array m_buckets;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_GLOBALHISTOGRAMBINARIZER_H_
diff --git a/xfa/fxbarcode/common/BC_WhiteRectangleDetector.cpp b/xfa/fxbarcode/common/BC_WhiteRectangleDetector.cpp
new file mode 100644
index 0000000..2aeacd1
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_WhiteRectangleDetector.cpp
@@ -0,0 +1,254 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2010 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_WhiteRectangleDetector.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_WhiteRectangleDetector::CBC_WhiteRectangleDetector(
+    CBC_CommonBitMatrix* image) {
+  m_image = image;
+  m_height = image->GetHeight();
+  m_width = image->GetWidth();
+  m_leftInit = (m_width - INIT_SIZE) >> 1;
+  m_rightInit = (m_width + INIT_SIZE) >> 1;
+  m_upInit = (m_height - INIT_SIZE) >> 1;
+  m_downInit = (m_height + INIT_SIZE) >> 1;
+}
+void CBC_WhiteRectangleDetector::Init(int32_t& e) {
+  if (m_upInit < 0 || m_leftInit < 0 || m_downInit >= m_height ||
+      m_rightInit >= m_width) {
+    e = BCExceptionNotFound;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+CBC_WhiteRectangleDetector::CBC_WhiteRectangleDetector(
+    CBC_CommonBitMatrix* image,
+    int32_t initSize,
+    int32_t x,
+    int32_t y) {
+  m_image = image;
+  m_height = image->GetHeight();
+  m_width = image->GetWidth();
+  int32_t halfsize = initSize >> 1;
+  m_leftInit = x - halfsize;
+  m_rightInit = x + halfsize;
+  m_upInit = y - halfsize;
+  m_downInit = y + halfsize;
+}
+CBC_WhiteRectangleDetector::~CBC_WhiteRectangleDetector() {}
+CFX_PtrArray* CBC_WhiteRectangleDetector::Detect(int32_t& e) {
+  int32_t left = m_leftInit;
+  int32_t right = m_rightInit;
+  int32_t up = m_upInit;
+  int32_t down = m_downInit;
+  FX_BOOL sizeExceeded = FALSE;
+  FX_BOOL aBlackPointFoundOnBorder = TRUE;
+  FX_BOOL atLeastOneBlackPointFoundOnBorder = FALSE;
+  while (aBlackPointFoundOnBorder) {
+    aBlackPointFoundOnBorder = FALSE;
+    FX_BOOL rightBorderNotWhite = TRUE;
+    while (rightBorderNotWhite && right < m_width) {
+      rightBorderNotWhite = ContainsBlackPoint(up, down, right, FALSE);
+      if (rightBorderNotWhite) {
+        right++;
+        aBlackPointFoundOnBorder = TRUE;
+      }
+    }
+    if (right >= m_width) {
+      sizeExceeded = TRUE;
+      break;
+    }
+    FX_BOOL bottomBorderNotWhite = TRUE;
+    while (bottomBorderNotWhite && down < m_height) {
+      bottomBorderNotWhite = ContainsBlackPoint(left, right, down, TRUE);
+      if (bottomBorderNotWhite) {
+        down++;
+        aBlackPointFoundOnBorder = TRUE;
+      }
+    }
+    if (down >= m_height) {
+      sizeExceeded = TRUE;
+      break;
+    }
+    FX_BOOL leftBorderNotWhite = TRUE;
+    while (leftBorderNotWhite && left >= 0) {
+      leftBorderNotWhite = ContainsBlackPoint(up, down, left, FALSE);
+      if (leftBorderNotWhite) {
+        left--;
+        aBlackPointFoundOnBorder = TRUE;
+      }
+    }
+    if (left < 0) {
+      sizeExceeded = TRUE;
+      break;
+    }
+    FX_BOOL topBorderNotWhite = TRUE;
+    while (topBorderNotWhite && up >= 0) {
+      topBorderNotWhite = ContainsBlackPoint(left, right, up, TRUE);
+      if (topBorderNotWhite) {
+        up--;
+        aBlackPointFoundOnBorder = TRUE;
+      }
+    }
+    if (up < 0) {
+      sizeExceeded = TRUE;
+      break;
+    }
+    if (aBlackPointFoundOnBorder) {
+      atLeastOneBlackPointFoundOnBorder = TRUE;
+    }
+  }
+  if (!sizeExceeded && atLeastOneBlackPointFoundOnBorder) {
+    int32_t maxSize = right - left;
+    std::unique_ptr<CBC_ResultPoint> z;
+    for (int32_t i = 1; i < maxSize; i++) {
+      z.reset(GetBlackPointOnSegment((FX_FLOAT)left, (FX_FLOAT)(down - i),
+                                     (FX_FLOAT)(left + i), (FX_FLOAT)(down)));
+      if (z)
+        break;
+    }
+    if (z.get() == NULL) {
+      e = BCExceptionNotFound;
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+    std::unique_ptr<CBC_ResultPoint> t;
+    for (int32_t j = 1; j < maxSize; j++) {
+      t.reset(GetBlackPointOnSegment((FX_FLOAT)left, (FX_FLOAT)(up + j),
+                                     (FX_FLOAT)(left + j), (FX_FLOAT)up));
+      if (t)
+        break;
+    }
+    if (t.get() == NULL) {
+      e = BCExceptionNotFound;
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+    std::unique_ptr<CBC_ResultPoint> x;
+    for (int32_t k = 1; k < maxSize; k++) {
+      x.reset(GetBlackPointOnSegment((FX_FLOAT)right, (FX_FLOAT)(up + k),
+                                     (FX_FLOAT)(right - k), (FX_FLOAT)up));
+      if (x)
+        break;
+    }
+    if (x.get() == NULL) {
+      e = BCExceptionNotFound;
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+    std::unique_ptr<CBC_ResultPoint> y;
+    for (int32_t m = 1; m < maxSize; m++) {
+      y.reset(GetBlackPointOnSegment((FX_FLOAT)right, (FX_FLOAT)(down - m),
+                                     (FX_FLOAT)(right - m), (FX_FLOAT)down));
+      if (y)
+        break;
+    }
+    if (y.get() == NULL) {
+      e = BCExceptionNotFound;
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+    return CenterEdges(y.get(), z.get(), x.get(), t.get());
+  } else {
+    e = BCExceptionNotFound;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return NULL;
+}
+int32_t CBC_WhiteRectangleDetector::Round(FX_FLOAT d) {
+  return (int32_t)(d + 0.5f);
+}
+CBC_ResultPoint* CBC_WhiteRectangleDetector::GetBlackPointOnSegment(
+    FX_FLOAT aX,
+    FX_FLOAT aY,
+    FX_FLOAT bX,
+    FX_FLOAT bY) {
+  int32_t dist = DistanceL2(aX, aY, bX, bY);
+  float xStep = (bX - aX) / dist;
+  float yStep = (bY - aY) / dist;
+  for (int32_t i = 0; i < dist; i++) {
+    int32_t x = Round(aX + i * xStep);
+    int32_t y = Round(aY + i * yStep);
+    if (m_image->Get(x, y)) {
+      return new CBC_ResultPoint((FX_FLOAT)x, (FX_FLOAT)y);
+    }
+  }
+  return NULL;
+}
+int32_t CBC_WhiteRectangleDetector::DistanceL2(FX_FLOAT aX,
+                                               FX_FLOAT aY,
+                                               FX_FLOAT bX,
+                                               FX_FLOAT bY) {
+  float xDiff = aX - bX;
+  float yDiff = aY - bY;
+  return Round((float)sqrt(xDiff * xDiff + yDiff * yDiff));
+}
+CFX_PtrArray* CBC_WhiteRectangleDetector::CenterEdges(CBC_ResultPoint* y,
+                                                      CBC_ResultPoint* z,
+                                                      CBC_ResultPoint* x,
+                                                      CBC_ResultPoint* t) {
+  float yi = y->GetX();
+  float yj = y->GetY();
+  float zi = z->GetX();
+  float zj = z->GetY();
+  float xi = x->GetX();
+  float xj = x->GetY();
+  float ti = t->GetX();
+  float tj = t->GetY();
+  if (yi < m_width / 2) {
+    CFX_PtrArray* result = new CFX_PtrArray;
+    result->SetSize(4);
+    (*result)[0] = new CBC_ResultPoint(ti - CORR, tj + CORR);
+    (*result)[1] = new CBC_ResultPoint(zi + CORR, zj + CORR);
+    (*result)[2] = new CBC_ResultPoint(xi - CORR, xj - CORR);
+    (*result)[3] = new CBC_ResultPoint(yi + CORR, yj - CORR);
+    return result;
+  } else {
+    CFX_PtrArray* result = new CFX_PtrArray;
+    result->SetSize(4);
+    (*result)[0] = new CBC_ResultPoint(ti + CORR, tj + CORR);
+    (*result)[1] = new CBC_ResultPoint(zi + CORR, zj - CORR);
+    (*result)[2] = new CBC_ResultPoint(xi - CORR, xj + CORR);
+    (*result)[3] = new CBC_ResultPoint(yi - CORR, yj - CORR);
+    return result;
+  }
+}
+FX_BOOL CBC_WhiteRectangleDetector::ContainsBlackPoint(int32_t a,
+                                                       int32_t b,
+                                                       int32_t fixed,
+                                                       FX_BOOL horizontal) {
+  if (horizontal) {
+    for (int32_t x = a; x <= b; x++) {
+      if (m_image->Get(x, fixed)) {
+        return TRUE;
+      }
+    }
+  } else {
+    for (int32_t y = a; y <= b; y++) {
+      if (m_image->Get(fixed, y)) {
+        return TRUE;
+      }
+    }
+  }
+  return FALSE;
+}
diff --git a/xfa/fxbarcode/common/BC_WhiteRectangleDetector.h b/xfa/fxbarcode/common/BC_WhiteRectangleDetector.h
new file mode 100644
index 0000000..3d6c01c
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_WhiteRectangleDetector.h
@@ -0,0 +1,54 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_BC_WHITERECTANGLEDETECTOR_H_
+#define XFA_FXBARCODE_COMMON_BC_WHITERECTANGLEDETECTOR_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+class CBC_ResultPoint;
+
+class CBC_WhiteRectangleDetector {
+ public:
+  CBC_WhiteRectangleDetector(CBC_CommonBitMatrix* image);
+  CBC_WhiteRectangleDetector(CBC_CommonBitMatrix* image,
+                             int32_t initSize,
+                             int32_t x,
+                             int32_t y);
+  virtual ~CBC_WhiteRectangleDetector();
+  CFX_PtrArray* Detect(int32_t& e);
+  virtual void Init(int32_t& e);
+
+ private:
+  int32_t Round(float d);
+  CBC_ResultPoint* GetBlackPointOnSegment(FX_FLOAT aX,
+                                          FX_FLOAT aY,
+                                          FX_FLOAT bX,
+                                          FX_FLOAT bY);
+  int32_t DistanceL2(FX_FLOAT aX, FX_FLOAT aY, FX_FLOAT bX, FX_FLOAT bY);
+  CFX_PtrArray* CenterEdges(CBC_ResultPoint* y,
+                            CBC_ResultPoint* z,
+                            CBC_ResultPoint* x,
+                            CBC_ResultPoint* t);
+  FX_BOOL ContainsBlackPoint(int32_t a,
+                             int32_t b,
+                             int32_t fixed,
+                             FX_BOOL horizontal);
+
+  static const int32_t INIT_SIZE = 30;
+  static const int32_t CORR = 1;
+
+  CBC_CommonBitMatrix* m_image;
+  int32_t m_height;
+  int32_t m_width;
+  int32_t m_leftInit;
+  int32_t m_rightInit;
+  int32_t m_downInit;
+  int32_t m_upInit;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_BC_WHITERECTANGLEDETECTOR_H_
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp
new file mode 100644
index 0000000..4d986cc
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp
@@ -0,0 +1,104 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
+
+CBC_ReedSolomonEncoder::CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field) {
+  m_field = field;
+}
+void CBC_ReedSolomonEncoder::Init() {
+  m_cachedGenerators.Add(new CBC_ReedSolomonGF256Poly(m_field, 1));
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonEncoder::BuildGenerator(int32_t degree,
+                                                                 int32_t& e) {
+  if (degree >= m_cachedGenerators.GetSize()) {
+    CBC_ReedSolomonGF256Poly* lastGenerator =
+        (CBC_ReedSolomonGF256Poly*)(m_cachedGenerators
+                                        [m_cachedGenerators.GetSize() - 1]);
+    for (int32_t d = m_cachedGenerators.GetSize(); d <= degree; d++) {
+      CFX_Int32Array temp;
+      temp.Add(1);
+      temp.Add(m_field->Exp(d - 1));
+      CBC_ReedSolomonGF256Poly temp_poly;
+      temp_poly.Init(m_field, &temp, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      CBC_ReedSolomonGF256Poly* nextGenerator =
+          lastGenerator->Multiply(&temp_poly, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      m_cachedGenerators.Add(nextGenerator);
+      lastGenerator = nextGenerator;
+    }
+  }
+  return (CBC_ReedSolomonGF256Poly*)(m_cachedGenerators[degree]);
+}
+void CBC_ReedSolomonEncoder::Encode(CFX_Int32Array* toEncode,
+                                    int32_t ecBytes,
+                                    int32_t& e) {
+  if (ecBytes == 0) {
+    e = BCExceptionNoCorrectionBytes;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t dataBytes = toEncode->GetSize() - ecBytes;
+  if (dataBytes <= 0) {
+    e = BCExceptionNoDataBytesProvided;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  CBC_ReedSolomonGF256Poly* generator = BuildGenerator(ecBytes, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CFX_Int32Array infoCoefficients;
+  infoCoefficients.SetSize(dataBytes);
+  for (int32_t x = 0; x < dataBytes; x++) {
+    infoCoefficients[x] = toEncode->operator[](x);
+  }
+  CBC_ReedSolomonGF256Poly info;
+  info.Init(m_field, &infoCoefficients, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> infoTemp(
+      info.MultiplyByMonomial(ecBytes, 1, e));
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CFX_PtrArray> temp(infoTemp->Divide(generator, e));
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CBC_ReedSolomonGF256Poly* remainder =
+      (CBC_ReedSolomonGF256Poly*)(temp->operator[](1));
+  CFX_Int32Array* coefficients = remainder->GetCoefficients();
+  int32_t numZeroCoefficients = ecBytes - coefficients->GetSize();
+  for (int32_t i = 0; i < numZeroCoefficients; i++) {
+    (*toEncode)[dataBytes + i] = 0;
+  }
+  for (int32_t y = 0; y < coefficients->GetSize(); y++) {
+    (*toEncode)[dataBytes + numZeroCoefficients + y] =
+        coefficients->operator[](y);
+  }
+  for (int32_t k = 0; k < temp->GetSize(); k++) {
+    delete (CBC_ReedSolomonGF256Poly*)(*temp)[k];
+  }
+}
+CBC_ReedSolomonEncoder::~CBC_ReedSolomonEncoder() {
+  for (int32_t i = 0; i < m_cachedGenerators.GetSize(); i++) {
+    delete (CBC_ReedSolomonGF256Poly*)m_cachedGenerators[i];
+  }
+}
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.h b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.h
new file mode 100644
index 0000000..6f6aef7
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.h
@@ -0,0 +1,29 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
+#define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_ReedSolomonGF256;
+class CBC_ReedSolomonGF256Poly;
+
+class CBC_ReedSolomonEncoder {
+ private:
+  CBC_ReedSolomonGF256* m_field;
+  CFX_PtrArray m_cachedGenerators;
+  CBC_ReedSolomonGF256Poly* BuildGenerator(int32_t degree, int32_t& e);
+
+ public:
+  CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field);
+  virtual ~CBC_ReedSolomonEncoder();
+
+  void Encode(CFX_Int32Array* toEncode, int32_t ecBytes, int32_t& e);
+  virtual void Init();
+};
+
+#endif  // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.cpp b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.cpp
new file mode 100644
index 0000000..ff91c9d
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.cpp
@@ -0,0 +1,221 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
+
+#include <memory>
+#include <utility>
+
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
+
+CBC_ReedSolomonDecoder::CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field) {
+  m_field = field;
+}
+CBC_ReedSolomonDecoder::~CBC_ReedSolomonDecoder() {}
+void CBC_ReedSolomonDecoder::Decode(CFX_Int32Array* received,
+                                    int32_t twoS,
+                                    int32_t& e) {
+  CBC_ReedSolomonGF256Poly poly;
+  poly.Init(m_field, received, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CFX_Int32Array syndromeCoefficients;
+  syndromeCoefficients.SetSize(twoS);
+  FX_BOOL dataMatrix = FALSE;
+  FX_BOOL noError = TRUE;
+  for (int32_t i = 0; i < twoS; i++) {
+    int32_t eval = poly.EvaluateAt(m_field->Exp(dataMatrix ? i + 1 : i));
+    syndromeCoefficients[twoS - 1 - i] = eval;
+    if (eval != 0) {
+      noError = FALSE;
+    }
+  }
+  if (noError) {
+    return;
+  }
+  CBC_ReedSolomonGF256Poly syndrome;
+  syndrome.Init(m_field, &syndromeCoefficients, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> temp(
+      m_field->BuildMonomial(twoS, 1, e));
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CFX_PtrArray> sigmaOmega(
+      RunEuclideanAlgorithm(temp.get(), &syndrome, twoS, e));
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> sigma(
+      (CBC_ReedSolomonGF256Poly*)(*sigmaOmega)[0]);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> omega(
+      (CBC_ReedSolomonGF256Poly*)(*sigmaOmega)[1]);
+  std::unique_ptr<CFX_Int32Array> errorLocations(
+      FindErrorLocations(sigma.get(), e));
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CFX_Int32Array> errorMagnitudes(
+      FindErrorMagnitudes(omega.get(), errorLocations.get(), dataMatrix, e));
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  for (int32_t k = 0; k < errorLocations->GetSize(); k++) {
+    int32_t position =
+        received->GetSize() - 1 - m_field->Log((*errorLocations)[k], e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    if (position < 0) {
+      e = BCExceptionBadErrorLocation;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    (*received)[position] = CBC_ReedSolomonGF256::AddOrSubtract(
+        (*received)[position], (*errorMagnitudes)[k]);
+  }
+}
+CFX_PtrArray* CBC_ReedSolomonDecoder::RunEuclideanAlgorithm(
+    CBC_ReedSolomonGF256Poly* a,
+    CBC_ReedSolomonGF256Poly* b,
+    int32_t R,
+    int32_t& e) {
+  if (a->GetDegree() < b->GetDegree()) {
+    CBC_ReedSolomonGF256Poly* temp = a;
+    a = b;
+    b = temp;
+  }
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> rLast(a->Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> r(b->Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> sLast(m_field->GetOne()->Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> s(m_field->GetZero()->Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> tLast(m_field->GetZero()->Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> t(m_field->GetOne()->Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  while (r->GetDegree() >= R / 2) {
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> rLastLast = std::move(rLast);
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> sLastLast = std::move(sLast);
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> tLastlast = std::move(tLast);
+    rLast = std::move(r);
+    sLast = std::move(s);
+    tLast = std::move(t);
+    if (rLast->IsZero()) {
+      e = BCExceptionR_I_1IsZero;
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+    r.reset(rLastLast->Clone(e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> q(m_field->GetZero()->Clone(e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    int32_t denominatorLeadingTerm = rLast->GetCoefficients(rLast->GetDegree());
+    int32_t dltInverse = m_field->Inverse(denominatorLeadingTerm, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    while (r->GetDegree() >= rLast->GetDegree() && !(r->IsZero())) {
+      int32_t degreeDiff = r->GetDegree() - rLast->GetDegree();
+      int32_t scale =
+          m_field->Multiply(r->GetCoefficients(r->GetDegree()), dltInverse);
+      std::unique_ptr<CBC_ReedSolomonGF256Poly> build(
+          m_field->BuildMonomial(degreeDiff, scale, e));
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      q.reset(q->AddOrSubtract(build.get(), e));
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      std::unique_ptr<CBC_ReedSolomonGF256Poly> multiply(
+          rLast->MultiplyByMonomial(degreeDiff, scale, e));
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      r.reset(r->AddOrSubtract(multiply.get(), e));
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> temp1(
+        q->Multiply(sLast.get(), e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    s.reset(temp1->AddOrSubtract(sLastLast.get(), e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> temp5(
+        q->Multiply(tLast.get(), e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    t.reset(temp5->AddOrSubtract(tLastlast.get(), e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  int32_t sigmaTildeAtZero = t->GetCoefficients(0);
+  if (sigmaTildeAtZero == 0) {
+    e = BCExceptionIsZero;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  int32_t inverse = m_field->Inverse(sigmaTildeAtZero, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> sigma(t->Multiply(inverse, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> omega(r->Multiply(inverse, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_PtrArray* temp = new CFX_PtrArray;
+  temp->Add(sigma.release());
+  temp->Add(omega.release());
+  return temp;
+}
+CFX_Int32Array* CBC_ReedSolomonDecoder::FindErrorLocations(
+    CBC_ReedSolomonGF256Poly* errorLocator,
+    int32_t& e) {
+  int32_t numErrors = errorLocator->GetDegree();
+  if (numErrors == 1) {
+    std::unique_ptr<CFX_Int32Array> temp(new CFX_Int32Array);
+    temp->Add(errorLocator->GetCoefficients(1));
+    return temp.release();
+  }
+  CFX_Int32Array* tempT = new CFX_Int32Array;
+  tempT->SetSize(numErrors);
+  std::unique_ptr<CFX_Int32Array> result(tempT);
+  int32_t ie = 0;
+  for (int32_t i = 1; i < 256 && ie < numErrors; i++) {
+    if (errorLocator->EvaluateAt(i) == 0) {
+      (*result)[ie] = m_field->Inverse(i, ie);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      ie++;
+    }
+  }
+  if (ie != numErrors) {
+    e = BCExceptionDegreeNotMatchRoots;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return result.release();
+}
+CFX_Int32Array* CBC_ReedSolomonDecoder::FindErrorMagnitudes(
+    CBC_ReedSolomonGF256Poly* errorEvaluator,
+    CFX_Int32Array* errorLocations,
+    FX_BOOL dataMatrix,
+    int32_t& e) {
+  int32_t s = errorLocations->GetSize();
+  CFX_Int32Array* temp = new CFX_Int32Array;
+  temp->SetSize(s);
+  std::unique_ptr<CFX_Int32Array> result(temp);
+  for (int32_t i = 0; i < s; i++) {
+    int32_t xiInverse = m_field->Inverse(errorLocations->operator[](i), e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    int32_t denominator = 1;
+    for (int32_t j = 0; j < s; j++) {
+      if (i != j) {
+        denominator = m_field->Multiply(
+            denominator, CBC_ReedSolomonGF256::AddOrSubtract(
+                             1, m_field->Multiply(errorLocations->operator[](j),
+                                                  xiInverse)));
+      }
+    }
+    int32_t temp = m_field->Inverse(denominator, temp);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    (*result)[i] =
+        m_field->Multiply(errorEvaluator->EvaluateAt(xiInverse), temp);
+  }
+  return result.release();
+}
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h
new file mode 100644
index 0000000..ec14344
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
+#define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_ReedSolomonGF256;
+class CBC_ReedSolomonGF256Poly;
+
+class CBC_ReedSolomonDecoder {
+ private:
+  CBC_ReedSolomonGF256* m_field;
+
+ public:
+  CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field);
+  virtual ~CBC_ReedSolomonDecoder();
+  void Decode(CFX_Int32Array* received, int32_t twoS, int32_t& e);
+  CFX_PtrArray* RunEuclideanAlgorithm(CBC_ReedSolomonGF256Poly* a,
+                                      CBC_ReedSolomonGF256Poly* b,
+                                      int32_t R,
+                                      int32_t& e);
+  CFX_Int32Array* FindErrorLocations(CBC_ReedSolomonGF256Poly* errorLocator,
+                                     int32_t& e);
+  CFX_Int32Array* FindErrorMagnitudes(CBC_ReedSolomonGF256Poly* errorEvaluator,
+                                      CFX_Int32Array* errorLocations,
+                                      FX_BOOL dataMatrix,
+                                      int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
new file mode 100644
index 0000000..5e9fd33
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
@@ -0,0 +1,124 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
+
+CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::QRCodeFild = NULL;
+CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::DataMatrixField = NULL;
+void CBC_ReedSolomonGF256::Initialize() {
+  QRCodeFild = new CBC_ReedSolomonGF256(0x011D);
+  QRCodeFild->Init();
+  DataMatrixField = new CBC_ReedSolomonGF256(0x012D);
+  DataMatrixField->Init();
+}
+void CBC_ReedSolomonGF256::Finalize() {
+  if (QRCodeFild) {
+    delete QRCodeFild;
+  }
+  QRCodeFild = NULL;
+  if (DataMatrixField) {
+    delete DataMatrixField;
+  }
+  DataMatrixField = NULL;
+}
+CBC_ReedSolomonGF256::CBC_ReedSolomonGF256(int32_t primitive) {
+  int32_t x = 1;
+  for (int32_t j = 0; j < 256; j++) {
+    m_expTable[j] = x;
+    x <<= 1;
+    if (x >= 0x100) {
+      x ^= primitive;
+    }
+  }
+  for (int32_t i = 0; i < 255; i++) {
+    m_logTable[m_expTable[i]] = i;
+  }
+  m_logTable[0] = 0;
+}
+void CBC_ReedSolomonGF256::Init() {
+  m_zero = new CBC_ReedSolomonGF256Poly(this, 0);
+  m_one = new CBC_ReedSolomonGF256Poly(this, 1);
+}
+CBC_ReedSolomonGF256::~CBC_ReedSolomonGF256() {
+  delete m_zero;
+  delete m_one;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetZero() {
+  return m_zero;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetOne() {
+  return m_one;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::BuildMonomial(
+    int32_t degree,
+    int32_t coefficient,
+    int32_t& e) {
+  if (degree < 0) {
+    e = BCExceptionDegreeIsNegative;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  if (coefficient == 0) {
+    CBC_ReedSolomonGF256Poly* temp = m_zero->Clone(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return temp;
+  }
+  CFX_Int32Array coefficients;
+  coefficients.SetSize(degree + 1);
+  coefficients[0] = coefficient;
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(this, &coefficients, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+int32_t CBC_ReedSolomonGF256::AddOrSubtract(int32_t a, int32_t b) {
+  return a ^ b;
+}
+int32_t CBC_ReedSolomonGF256::Exp(int32_t a) {
+  return m_expTable[a];
+}
+int32_t CBC_ReedSolomonGF256::Log(int32_t a, int32_t& e) {
+  if (a == 0) {
+    e = BCExceptionAIsZero;
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  }
+  return m_logTable[a];
+}
+int32_t CBC_ReedSolomonGF256::Inverse(int32_t a, int32_t& e) {
+  if (a == 0) {
+    e = BCExceptionAIsZero;
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  }
+  return m_expTable[255 - m_logTable[a]];
+}
+int32_t CBC_ReedSolomonGF256::Multiply(int32_t a, int32_t b) {
+  if (a == 0 || b == 0) {
+    return 0;
+  }
+  if (a == 1) {
+    return b;
+  }
+  if (b == 1) {
+    return a;
+  }
+  return m_expTable[(m_logTable[a] + m_logTable[b]) % 255];
+}
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
new file mode 100644
index 0000000..099cab5
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
@@ -0,0 +1,41 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
+#define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/utils.h"
+
+class CBC_ReedSolomonGF256Poly;
+class CBC_ReedSolomonGF256 {
+ public:
+  static void Initialize();
+  static void Finalize();
+  static CBC_ReedSolomonGF256* QRCodeFild;
+  static CBC_ReedSolomonGF256* DataMatrixField;
+  CBC_ReedSolomonGF256(int32_t primitive);
+  virtual ~CBC_ReedSolomonGF256();
+  CBC_ReedSolomonGF256Poly* GetZero();
+  CBC_ReedSolomonGF256Poly* GetOne();
+  CBC_ReedSolomonGF256Poly* BuildMonomial(int32_t degree,
+                                          int32_t coefficient,
+                                          int32_t& e);
+  static int32_t AddOrSubtract(int32_t a, int32_t b);
+  int32_t Exp(int32_t a);
+  int32_t Log(int32_t a, int32_t& e);
+  int32_t Inverse(int32_t a, int32_t& e);
+  int32_t Multiply(int32_t a, int32_t b);
+  virtual void Init();
+
+ private:
+  int32_t m_expTable[256];
+  int32_t m_logTable[256];
+  CBC_ReedSolomonGF256Poly* m_zero;
+  CBC_ReedSolomonGF256Poly* m_one;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp
new file mode 100644
index 0000000..ee22390
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp
@@ -0,0 +1,254 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+
+CBC_ReedSolomonGF256Poly::CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field,
+                                                   int32_t coefficients) {
+  if (field == NULL) {
+    return;
+  }
+  m_field = field;
+  m_coefficients.Add(coefficients);
+}
+CBC_ReedSolomonGF256Poly::CBC_ReedSolomonGF256Poly() {
+  m_field = NULL;
+}
+void CBC_ReedSolomonGF256Poly::Init(CBC_ReedSolomonGF256* field,
+                                    CFX_Int32Array* coefficients,
+                                    int32_t& e) {
+  if (coefficients == NULL || coefficients->GetSize() == 0) {
+    e = BCExceptionCoefficientsSizeIsNull;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  m_field = field;
+  int32_t coefficientsLength = coefficients->GetSize();
+  if ((coefficientsLength > 1 && (*coefficients)[0] == 0)) {
+    int32_t firstNonZero = 1;
+    while ((firstNonZero < coefficientsLength) &&
+           ((*coefficients)[firstNonZero] == 0)) {
+      firstNonZero++;
+    }
+    if (firstNonZero == coefficientsLength) {
+      m_coefficients.Copy(*(m_field->GetZero()->GetCoefficients()));
+    } else {
+      m_coefficients.SetSize(coefficientsLength - firstNonZero);
+      for (int32_t i = firstNonZero, j = 0; i < coefficientsLength; i++, j++) {
+        m_coefficients[j] = coefficients->operator[](i);
+      }
+    }
+  } else {
+    m_coefficients.Copy(*coefficients);
+  }
+}
+CFX_Int32Array* CBC_ReedSolomonGF256Poly::GetCoefficients() {
+  return &m_coefficients;
+}
+int32_t CBC_ReedSolomonGF256Poly::GetDegree() {
+  return m_coefficients.GetSize() - 1;
+}
+FX_BOOL CBC_ReedSolomonGF256Poly::IsZero() {
+  return m_coefficients[0] == 0;
+}
+int32_t CBC_ReedSolomonGF256Poly::GetCoefficients(int32_t degree) {
+  return m_coefficients[m_coefficients.GetSize() - 1 - degree];
+}
+int32_t CBC_ReedSolomonGF256Poly::EvaluateAt(int32_t a) {
+  if (a == 0) {
+    return GetCoefficients(0);
+  }
+  int32_t size = m_coefficients.GetSize();
+  if (a == 1) {
+    int32_t result = 0;
+    for (int32_t i = 0; i < size; i++) {
+      result = CBC_ReedSolomonGF256::AddOrSubtract(result, m_coefficients[i]);
+    }
+    return result;
+  }
+  int32_t result = m_coefficients[0];
+  for (int32_t j = 1; j < size; j++) {
+    result = CBC_ReedSolomonGF256::AddOrSubtract(m_field->Multiply(a, result),
+                                                 m_coefficients[j]);
+  }
+  return result;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Clone(int32_t& e) {
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &m_coefficients, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::AddOrSubtract(
+    CBC_ReedSolomonGF256Poly* other,
+    int32_t& e) {
+  if (IsZero()) {
+    return other->Clone(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  if (other->IsZero()) {
+    return Clone(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  CFX_Int32Array smallerCoefficients;
+  smallerCoefficients.Copy(m_coefficients);
+  CFX_Int32Array largerCoefficients;
+  largerCoefficients.Copy(*(other->GetCoefficients()));
+  if (smallerCoefficients.GetSize() > largerCoefficients.GetSize()) {
+    CFX_Int32Array temp;
+    temp.Copy(smallerCoefficients);
+    smallerCoefficients.Copy(largerCoefficients);
+    largerCoefficients.Copy(temp);
+  }
+  CFX_Int32Array sumDiff;
+  sumDiff.SetSize(largerCoefficients.GetSize());
+  int32_t lengthDiff =
+      largerCoefficients.GetSize() - smallerCoefficients.GetSize();
+  for (int32_t i = 0; i < lengthDiff; i++) {
+    sumDiff[i] = largerCoefficients[i];
+  }
+  for (int32_t j = lengthDiff; j < largerCoefficients.GetSize(); j++) {
+    sumDiff[j] = (CBC_ReedSolomonGF256::AddOrSubtract(
+        smallerCoefficients[j - lengthDiff], largerCoefficients[j]));
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &sumDiff, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Multiply(
+    CBC_ReedSolomonGF256Poly* other,
+    int32_t& e) {
+  if (IsZero() || other->IsZero()) {
+    CBC_ReedSolomonGF256Poly* temp = m_field->GetZero()->Clone(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return temp;
+  }
+  CFX_Int32Array aCoefficients;
+  aCoefficients.Copy(m_coefficients);
+  int32_t aLength = m_coefficients.GetSize();
+  CFX_Int32Array bCoefficients;
+  bCoefficients.Copy(*(other->GetCoefficients()));
+  int32_t bLength = other->GetCoefficients()->GetSize();
+  CFX_Int32Array product;
+  product.SetSize(aLength + bLength - 1);
+  for (int32_t i = 0; i < aLength; i++) {
+    int32_t aCoeff = m_coefficients[i];
+    for (int32_t j = 0; j < bLength; j++) {
+      product[i + j] = CBC_ReedSolomonGF256::AddOrSubtract(
+          product[i + j],
+          m_field->Multiply(aCoeff, other->GetCoefficients()->operator[](j)));
+    }
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &product, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Multiply(int32_t scalar,
+                                                             int32_t& e) {
+  if (scalar == 0) {
+    CBC_ReedSolomonGF256Poly* temp = m_field->GetZero()->Clone(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return temp;
+  }
+  if (scalar == 1) {
+    return Clone(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  int32_t size = m_coefficients.GetSize();
+  CFX_Int32Array product;
+  product.SetSize(size);
+  for (int32_t i = 0; i < size; i++) {
+    product[i] = m_field->Multiply(m_coefficients[i], scalar);
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &product, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::MultiplyByMonomial(
+    int32_t degree,
+    int32_t coefficient,
+    int32_t& e) {
+  if (degree < 0) {
+    e = BCExceptionDegreeIsNegative;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  if (coefficient == 0) {
+    CBC_ReedSolomonGF256Poly* temp = m_field->GetZero()->Clone(e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return temp;
+  }
+  int32_t size = m_coefficients.GetSize();
+  CFX_Int32Array product;
+  product.SetSize(size + degree);
+  for (int32_t i = 0; i < size; i++) {
+    product[i] = (m_field->Multiply(m_coefficients[i], coefficient));
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &product, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+CFX_PtrArray* CBC_ReedSolomonGF256Poly::Divide(CBC_ReedSolomonGF256Poly* other,
+                                               int32_t& e) {
+  if (other->IsZero()) {
+    e = BCExceptionDivideByZero;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> quotient(
+      m_field->GetZero()->Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> remainder(Clone(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t denominatorLeadingTerm = other->GetCoefficients(other->GetDegree());
+  int32_t inverseDenominatorLeadingTeam =
+      m_field->Inverse(denominatorLeadingTerm, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  while (remainder->GetDegree() >= other->GetDegree() && !remainder->IsZero()) {
+    int32_t degreeDifference = remainder->GetDegree() - other->GetDegree();
+    int32_t scale =
+        m_field->Multiply(remainder->GetCoefficients((remainder->GetDegree())),
+                          inverseDenominatorLeadingTeam);
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> term(
+        other->MultiplyByMonomial(degreeDifference, scale, e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> iteratorQuotient(
+        m_field->BuildMonomial(degreeDifference, scale, e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    quotient.reset(quotient->AddOrSubtract(iteratorQuotient.get(), e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    remainder.reset(remainder->AddOrSubtract(term.get(), e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  CFX_PtrArray* tempPtrA = new CFX_PtrArray;
+  tempPtrA->Add(quotient.release());
+  tempPtrA->Add(remainder.release());
+  return tempPtrA;
+}
+CBC_ReedSolomonGF256Poly::~CBC_ReedSolomonGF256Poly() {
+  m_coefficients.RemoveAll();
+}
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h
new file mode 100644
index 0000000..16a1f90
--- /dev/null
+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h
@@ -0,0 +1,43 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
+#define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_ReedSolomonGF256;
+
+class CBC_ReedSolomonGF256Poly {
+ public:
+  CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients);
+  CBC_ReedSolomonGF256Poly();
+  virtual ~CBC_ReedSolomonGF256Poly();
+  int32_t GetCoefficients(int32_t degree);
+  CFX_Int32Array* GetCoefficients();
+  int32_t GetDegree();
+  FX_BOOL IsZero();
+  int32_t EvaluateAt(int32_t a);
+  CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other,
+                                          int32_t& e);
+  CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other,
+                                     int32_t& e);
+  CBC_ReedSolomonGF256Poly* Multiply(int32_t scalar, int32_t& e);
+  CBC_ReedSolomonGF256Poly* MultiplyByMonomial(int32_t degree,
+                                               int32_t coefficient,
+                                               int32_t& e);
+  CFX_PtrArray* Divide(CBC_ReedSolomonGF256Poly* other, int32_t& e);
+  CBC_ReedSolomonGF256Poly* Clone(int32_t& e);
+  virtual void Init(CBC_ReedSolomonGF256* field,
+                    CFX_Int32Array* coefficients,
+                    int32_t& e);
+
+ private:
+  CBC_ReedSolomonGF256* m_field;
+  CFX_Int32Array m_coefficients;
+};
+
+#endif  // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.cpp b/xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.cpp
new file mode 100644
index 0000000..00d8fc1
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.cpp
@@ -0,0 +1,98 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_ASCIIEncoder::CBC_ASCIIEncoder() {}
+CBC_ASCIIEncoder::~CBC_ASCIIEncoder() {}
+int32_t CBC_ASCIIEncoder::getEncodingMode() {
+  return ASCII_ENCODATION;
+}
+void CBC_ASCIIEncoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  int32_t n = CBC_HighLevelEncoder::determineConsecutiveDigitCount(
+      context.m_msg, context.m_pos);
+  if (n >= 2) {
+    FX_WCHAR code =
+        encodeASCIIDigits(context.m_msg.GetAt(context.m_pos),
+                          context.m_msg.GetAt(context.m_pos + 1), e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    context.writeCodeword(code);
+    context.m_pos += 2;
+  } else {
+    FX_WCHAR c = context.getCurrentChar();
+    int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+        context.m_msg, context.m_pos, getEncodingMode());
+    if (newMode != getEncodingMode()) {
+      switch (newMode) {
+        case BASE256_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_BASE256);
+          context.signalEncoderChange(BASE256_ENCODATION);
+          return;
+        case C40_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_C40);
+          context.signalEncoderChange(C40_ENCODATION);
+          return;
+        case X12_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_ANSIX12);
+          context.signalEncoderChange(X12_ENCODATION);
+          break;
+        case TEXT_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_TEXT);
+          context.signalEncoderChange(TEXT_ENCODATION);
+          break;
+        case EDIFACT_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_EDIFACT);
+          context.signalEncoderChange(EDIFACT_ENCODATION);
+          break;
+        default:
+          e = BCExceptionIllegalStateIllegalMode;
+          return;
+      }
+    } else if (CBC_HighLevelEncoder::isExtendedASCII(c)) {
+      context.writeCodeword(CBC_HighLevelEncoder::UPPER_SHIFT);
+      context.writeCodeword((FX_WCHAR)(c - 128 + 1));
+      context.m_pos++;
+    } else {
+      context.writeCodeword((FX_WCHAR)(c + 1));
+      context.m_pos++;
+    }
+  }
+}
+FX_WCHAR CBC_ASCIIEncoder::encodeASCIIDigits(FX_WCHAR digit1,
+                                             FX_WCHAR digit2,
+                                             int32_t& e) {
+  if (CBC_HighLevelEncoder::isDigit(digit1) &&
+      CBC_HighLevelEncoder::isDigit(digit2)) {
+    int32_t num = (digit1 - 48) * 10 + (digit2 - 48);
+    return (FX_WCHAR)(num + 130);
+  }
+  e = BCExceptionIllegalArgumentNotGigits;
+  return 0;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h b/xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h
new file mode 100644
index 0000000..11be5e0
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h
@@ -0,0 +1,27 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_ASCIIENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_ASCIIENCODER_H_
+
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_EncoderContext;
+
+class CBC_ASCIIEncoder : public CBC_Encoder {
+ public:
+  CBC_ASCIIEncoder();
+  virtual ~CBC_ASCIIEncoder();
+  int32_t getEncodingMode();
+  void Encode(CBC_EncoderContext& context, int32_t& e);
+
+ private:
+  static FX_WCHAR encodeASCIIDigits(FX_WCHAR digit1,
+                                    FX_WCHAR digit2,
+                                    int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_ASCIIENCODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_Base256Encoder.cpp b/xfa/fxbarcode/datamatrix/BC_Base256Encoder.cpp
new file mode 100644
index 0000000..98e7848
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_Base256Encoder.cpp
@@ -0,0 +1,87 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_Base256Encoder::CBC_Base256Encoder() {}
+CBC_Base256Encoder::~CBC_Base256Encoder() {}
+int32_t CBC_Base256Encoder::getEncodingMode() {
+  return BASE256_ENCODATION;
+}
+void CBC_Base256Encoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  buffer += (FX_WCHAR)'\0';
+  while (context.hasMoreCharacters()) {
+    FX_WCHAR c = context.getCurrentChar();
+    buffer += c;
+    context.m_pos++;
+    int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+        context.m_msg, context.m_pos, getEncodingMode());
+    if (newMode != getEncodingMode()) {
+      context.signalEncoderChange(newMode);
+      break;
+    }
+  }
+  int32_t dataCount = buffer.GetLength() - 1;
+  FX_CHAR buf[128];
+  FXSYS_itoa(dataCount, buf, 10);
+  buffer.SetAt(0, FX_WCHAR(*buf) - '0');
+  int32_t lengthFieldSize = 1;
+  int32_t currentSize =
+      context.getCodewordCount() + dataCount + lengthFieldSize;
+  context.updateSymbolInfo(currentSize, e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  FX_BOOL mustPad = (context.m_symbolInfo->m_dataCapacity - currentSize) > 0;
+  if (context.hasMoreCharacters() || mustPad) {
+    if (dataCount <= 249) {
+      buffer.SetAt(0, (FX_WCHAR)dataCount);
+    } else if (dataCount > 249 && dataCount <= 1555) {
+      buffer.SetAt(0, (FX_WCHAR)((dataCount / 250) + 249));
+      buffer.Insert(1, (FX_WCHAR)(dataCount % 250));
+    } else {
+      e = BCExceptionIllegalStateMessageLengthInvalid;
+      return;
+    }
+  }
+  for (int32_t i = 0, c = buffer.GetLength(); i < c; i++) {
+    context.writeCodeword(
+        randomize255State(buffer.GetAt(i), context.getCodewordCount() + 1));
+  }
+}
+FX_WCHAR CBC_Base256Encoder::randomize255State(FX_WCHAR ch,
+                                               int32_t codewordPosition) {
+  int32_t pseudoRandom = ((149 * codewordPosition) % 255) + 1;
+  int32_t tempVariable = ch + pseudoRandom;
+  if (tempVariable <= 255) {
+    return (FX_WCHAR)tempVariable;
+  } else {
+    return (FX_WCHAR)(tempVariable - 256);
+  }
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_Base256Encoder.h b/xfa/fxbarcode/datamatrix/BC_Base256Encoder.h
new file mode 100644
index 0000000..64dbdc7
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_Base256Encoder.h
@@ -0,0 +1,23 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_BASE256ENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_BASE256ENCODER_H_
+
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_Base256Encoder : public CBC_Encoder {
+ public:
+  CBC_Base256Encoder();
+  virtual ~CBC_Base256Encoder();
+  int32_t getEncodingMode();
+  void Encode(CBC_EncoderContext& context, int32_t& e);
+
+ private:
+  static FX_WCHAR randomize255State(FX_WCHAR ch, int32_t codewordPosition);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_BASE256ENCODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_C40Encoder.cpp b/xfa/fxbarcode/datamatrix/BC_C40Encoder.cpp
new file mode 100644
index 0000000..8858f60
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_C40Encoder.cpp
@@ -0,0 +1,198 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_C40Encoder::CBC_C40Encoder() {}
+CBC_C40Encoder::~CBC_C40Encoder() {}
+int32_t CBC_C40Encoder::getEncodingMode() {
+  return C40_ENCODATION;
+}
+void CBC_C40Encoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  while (context.hasMoreCharacters()) {
+    FX_WCHAR c = context.getCurrentChar();
+    context.m_pos++;
+    int32_t lastCharSize = encodeChar(c, buffer, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t unwritten = (buffer.GetLength() / 3) * 2;
+    int32_t curCodewordCount = context.getCodewordCount() + unwritten;
+    context.updateSymbolInfo(curCodewordCount, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t available = context.m_symbolInfo->m_dataCapacity - curCodewordCount;
+    if (!context.hasMoreCharacters()) {
+      CFX_WideString removed;
+      if ((buffer.GetLength() % 3) == 2) {
+        if (available < 2 || available > 2) {
+          lastCharSize =
+              backtrackOneCharacter(context, buffer, removed, lastCharSize, e);
+          if (e != BCExceptionNO) {
+            return;
+          }
+        }
+      }
+      while ((buffer.GetLength() % 3) == 1 &&
+             ((lastCharSize <= 3 && available != 1) || lastCharSize > 3)) {
+        lastCharSize =
+            backtrackOneCharacter(context, buffer, removed, lastCharSize, e);
+        if (e != BCExceptionNO) {
+          return;
+        }
+      }
+      break;
+    }
+    int32_t count = buffer.GetLength();
+    if ((count % 3) == 0) {
+      int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+          context.m_msg, context.m_pos, getEncodingMode());
+      if (newMode != getEncodingMode()) {
+        context.signalEncoderChange(newMode);
+        break;
+      }
+    }
+  }
+  handleEOD(context, buffer, e);
+}
+void CBC_C40Encoder::writeNextTriplet(CBC_EncoderContext& context,
+                                      CFX_WideString& buffer) {
+  context.writeCodewords(encodeToCodewords(buffer, 0));
+  buffer.Delete(0, 3);
+}
+void CBC_C40Encoder::handleEOD(CBC_EncoderContext& context,
+                               CFX_WideString& buffer,
+                               int32_t& e) {
+  int32_t unwritten = (buffer.GetLength() / 3) * 2;
+  int32_t rest = buffer.GetLength() % 3;
+  int32_t curCodewordCount = context.getCodewordCount() + unwritten;
+  context.updateSymbolInfo(curCodewordCount, e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  int32_t available = context.m_symbolInfo->m_dataCapacity - curCodewordCount;
+  if (rest == 2) {
+    buffer += (FX_WCHAR)'\0';
+    while (buffer.GetLength() >= 3) {
+      writeNextTriplet(context, buffer);
+    }
+    if (context.hasMoreCharacters()) {
+      context.writeCodeword(CBC_HighLevelEncoder::C40_UNLATCH);
+    }
+  } else if (available == 1 && rest == 1) {
+    while (buffer.GetLength() >= 3) {
+      writeNextTriplet(context, buffer);
+    }
+    if (context.hasMoreCharacters()) {
+      context.writeCodeword(CBC_HighLevelEncoder::C40_UNLATCH);
+    }
+    context.m_pos--;
+  } else if (rest == 0) {
+    while (buffer.GetLength() >= 3) {
+      writeNextTriplet(context, buffer);
+    }
+    if (available > 0 || context.hasMoreCharacters()) {
+      context.writeCodeword(CBC_HighLevelEncoder::C40_UNLATCH);
+    }
+  } else {
+    e = BCExceptionIllegalStateUnexpectedCase;
+    return;
+  }
+  context.signalEncoderChange(ASCII_ENCODATION);
+}
+int32_t CBC_C40Encoder::encodeChar(FX_WCHAR c, CFX_WideString& sb, int32_t& e) {
+  if (c == ' ') {
+    sb += (FX_WCHAR)'\3';
+    return 1;
+  } else if ((c >= '0') && (c <= '9')) {
+    sb += (FX_WCHAR)(c - 48 + 4);
+    return 1;
+  } else if ((c >= 'A') && (c <= 'Z')) {
+    sb += (FX_WCHAR)(c - 65 + 14);
+    return 1;
+  } else if (c <= 0x1f) {
+    sb += (FX_WCHAR)'\0';
+    sb += c;
+    return 2;
+  } else if ((c >= '!') && (c <= '/')) {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)(c - 33);
+    return 2;
+  } else if ((c >= ':') && (c <= '@')) {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)(c - 58 + 15);
+    return 2;
+  } else if ((c >= '[') && (c <= '_')) {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)(c - 91 + 22);
+    return 2;
+  } else if ((c >= 60) && (c <= 0x7f)) {
+    sb += (FX_WCHAR)'\2';
+    sb += (FX_WCHAR)(c - 96);
+    return 2;
+  } else if (c >= 80) {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)0x001e;
+    int32_t len = 2;
+    len += encodeChar((c - 128), sb, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    return len;
+  } else {
+    e = BCExceptionIllegalArgument;
+    return 0;
+  }
+}
+int32_t CBC_C40Encoder::backtrackOneCharacter(CBC_EncoderContext& context,
+                                              CFX_WideString& buffer,
+                                              CFX_WideString& removed,
+                                              int32_t lastCharSize,
+                                              int32_t& e) {
+  int32_t count = buffer.GetLength();
+  buffer.Delete(count - lastCharSize, count);
+  context.m_pos--;
+  FX_WCHAR c = context.getCurrentChar();
+  lastCharSize = encodeChar(c, removed, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+  context.resetSymbolInfo();
+  return lastCharSize;
+}
+CFX_WideString CBC_C40Encoder::encodeToCodewords(CFX_WideString sb,
+                                                 int32_t startPos) {
+  FX_WCHAR c1 = sb.GetAt(startPos);
+  FX_WCHAR c2 = sb.GetAt(startPos + 1);
+  FX_WCHAR c3 = sb.GetAt(startPos + 2);
+  int32_t v = (1600 * c1) + (40 * c2) + c3 + 1;
+  FX_WCHAR cw1 = (FX_WCHAR)(v / 256);
+  FX_WCHAR cw2 = (FX_WCHAR)(v % 256);
+  CFX_WideString b1(cw1);
+  CFX_WideString b2(cw2);
+  return b1 + b2;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_C40Encoder.h b/xfa/fxbarcode/datamatrix/BC_C40Encoder.h
new file mode 100644
index 0000000..9dcb1e5
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_C40Encoder.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_C40ENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_C40ENCODER_H_
+
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_C40Encoder : public CBC_Encoder {
+ public:
+  CBC_C40Encoder();
+  virtual ~CBC_C40Encoder();
+  virtual int32_t getEncodingMode();
+  virtual void Encode(CBC_EncoderContext& context, int32_t& e);
+  static void writeNextTriplet(CBC_EncoderContext& context,
+                               CFX_WideString& buffer);
+  virtual void handleEOD(CBC_EncoderContext& context,
+                         CFX_WideString& buffer,
+                         int32_t& e);
+  virtual int32_t encodeChar(FX_WCHAR c, CFX_WideString& sb, int32_t& e);
+
+ private:
+  int32_t backtrackOneCharacter(CBC_EncoderContext& context,
+                                CFX_WideString& buffer,
+                                CFX_WideString& removed,
+                                int32_t lastCharSize,
+                                int32_t& e);
+  static CFX_WideString encodeToCodewords(CFX_WideString sb, int32_t startPos);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_C40ENCODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.cpp
new file mode 100644
index 0000000..a0c00e9
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.cpp
@@ -0,0 +1,378 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_DataMatrixBitMatrixParser::CBC_DataMatrixBitMatrixParser() {
+  m_mappingBitMatrix = NULL;
+  m_version = NULL;
+  m_readMappingMatrix = NULL;
+}
+void CBC_DataMatrixBitMatrixParser::Init(CBC_CommonBitMatrix* bitMatrix,
+                                         int32_t& e) {
+  int32_t dimension = bitMatrix->GetHeight();
+  if (dimension < 8 || dimension > 144 || (dimension & 0x01) != 0) {
+    e = BCExceptionFormatException;
+    return;
+  }
+  m_version = ReadVersion(bitMatrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  m_mappingBitMatrix = ExtractDataRegion(bitMatrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  m_readMappingMatrix = new CBC_CommonBitMatrix();
+  m_readMappingMatrix->Init(m_mappingBitMatrix->GetWidth(),
+                            m_mappingBitMatrix->GetHeight());
+}
+CBC_DataMatrixBitMatrixParser::~CBC_DataMatrixBitMatrixParser() {
+  delete m_mappingBitMatrix;
+  delete m_readMappingMatrix;
+}
+CBC_DataMatrixVersion* CBC_DataMatrixBitMatrixParser::GetVersion() {
+  return m_version;
+}
+CBC_DataMatrixVersion* CBC_DataMatrixBitMatrixParser::ReadVersion(
+    CBC_CommonBitMatrix* bitMatrix,
+    int32_t& e) {
+  int32_t rows = bitMatrix->GetHeight();
+  int32_t columns = bitMatrix->GetWidth();
+  CBC_DataMatrixVersion* temp =
+      CBC_DataMatrixVersion::GetVersionForDimensions(rows, columns, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return temp;
+}
+CFX_ByteArray* CBC_DataMatrixBitMatrixParser::ReadCodewords(int32_t& e) {
+  std::unique_ptr<CFX_ByteArray> result(new CFX_ByteArray());
+  result->SetSize(m_version->GetTotalCodewords());
+  int32_t resultOffset = 0;
+  int32_t row = 4;
+  int32_t column = 0;
+  int32_t numRows = m_mappingBitMatrix->GetHeight();
+  int32_t numColumns = m_mappingBitMatrix->GetWidth();
+  FX_BOOL corner1Read = FALSE;
+  FX_BOOL corner2Read = FALSE;
+  FX_BOOL corner3Read = FALSE;
+  FX_BOOL corner4Read = FALSE;
+  do {
+    if ((row == numRows) && (column == 0) && !corner1Read) {
+      (*result)[resultOffset++] = (uint8_t)ReadCorner1(numRows, numColumns);
+      row -= 2;
+      column += 2;
+      corner1Read = TRUE;
+    } else if ((row == numRows - 2) && (column == 0) &&
+               ((numColumns & 0x03) != 0) && !corner2Read) {
+      (*result)[resultOffset++] = (uint8_t)ReadCorner2(numRows, numColumns);
+      row -= 2;
+      column += 2;
+      corner2Read = TRUE;
+    } else if ((row == numRows + 4) && (column == 2) &&
+               ((numColumns & 0x07) == 0) && !corner3Read) {
+      (*result)[resultOffset++] = (uint8_t)ReadCorner3(numRows, numColumns);
+      row -= 2;
+      column += 2;
+      corner3Read = TRUE;
+    } else if ((row == numRows - 2) && (column == 0) &&
+               ((numColumns & 0x07) == 4) && !corner4Read) {
+      (*result)[resultOffset++] = (uint8_t)ReadCorner4(numRows, numColumns);
+      row -= 2;
+      column += 2;
+      corner4Read = TRUE;
+    } else {
+      do {
+        if ((row < numRows) && (column >= 0) &&
+            !m_readMappingMatrix->Get(column, row)) {
+          if (resultOffset < (*result).GetSize()) {
+            (*result)[resultOffset++] =
+                (uint8_t)ReadUtah(row, column, numRows, numColumns);
+          }
+        }
+        row -= 2;
+        column += 2;
+      } while ((row >= 0) && (column < numColumns));
+      row += 1;
+      column += 3;
+      do {
+        if ((row >= 0) && (column < numColumns) &&
+            !m_readMappingMatrix->Get(column, row)) {
+          if (resultOffset < (*result).GetSize()) {
+            (*result)[resultOffset++] =
+                (uint8_t)ReadUtah(row, column, numRows, numColumns);
+          }
+        }
+        row += 2;
+        column -= 2;
+      } while ((row < numRows) && (column >= 0));
+      row += 3;
+      column += 1;
+    }
+  } while ((row < numRows) || (column < numColumns));
+  if (resultOffset != m_version->GetTotalCodewords()) {
+    e = BCExceptionFormatException;
+    return NULL;
+  }
+  return result.release();
+}
+FX_BOOL CBC_DataMatrixBitMatrixParser::ReadModule(int32_t row,
+                                                  int32_t column,
+                                                  int32_t numRows,
+                                                  int32_t numColumns) {
+  if (row < 0) {
+    row += numRows;
+    column += 4 - ((numRows + 4) & 0x07);
+  }
+  if (column < 0) {
+    column += numColumns;
+    row += 4 - ((numColumns + 4) & 0x07);
+  }
+  m_readMappingMatrix->Set(column, row);
+  return m_mappingBitMatrix->Get(column, row);
+}
+int32_t CBC_DataMatrixBitMatrixParser::ReadUtah(int32_t row,
+                                                int32_t column,
+                                                int32_t numRows,
+                                                int32_t numColumns) {
+  int32_t currentByte = 0;
+  if (ReadModule(row - 2, column - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(row - 2, column - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(row - 1, column - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(row - 1, column - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(row - 1, column, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(row, column - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(row, column - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(row, column, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  return currentByte;
+}
+int32_t CBC_DataMatrixBitMatrixParser::ReadCorner1(int32_t numRows,
+                                                   int32_t numColumns) {
+  int32_t currentByte = 0;
+  if (ReadModule(numRows - 1, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(numRows - 1, 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(numRows - 1, 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(1, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(2, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(3, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  return currentByte;
+}
+int32_t CBC_DataMatrixBitMatrixParser::ReadCorner2(int32_t numRows,
+                                                   int32_t numColumns) {
+  int32_t currentByte = 0;
+  if (ReadModule(numRows - 3, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(numRows - 2, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(numRows - 1, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 4, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 3, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(1, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  return currentByte;
+}
+int32_t CBC_DataMatrixBitMatrixParser::ReadCorner3(int32_t numRows,
+                                                   int32_t numColumns) {
+  int32_t currentByte = 0;
+  if (ReadModule(numRows - 1, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(numRows - 1, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 3, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(1, numColumns - 3, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(1, numColumns - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(1, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  return currentByte;
+}
+int32_t CBC_DataMatrixBitMatrixParser::ReadCorner4(int32_t numRows,
+                                                   int32_t numColumns) {
+  int32_t currentByte = 0;
+  if (ReadModule(numRows - 3, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(numRows - 2, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(numRows - 1, 0, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 2, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(0, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(1, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(2, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  currentByte <<= 1;
+  if (ReadModule(3, numColumns - 1, numRows, numColumns)) {
+    currentByte |= 1;
+  }
+  return currentByte;
+}
+CBC_CommonBitMatrix* CBC_DataMatrixBitMatrixParser::ExtractDataRegion(
+    CBC_CommonBitMatrix* bitMatrix,
+    int32_t& e) {
+  int32_t symbolSizeRows = m_version->GetSymbolSizeRows();
+  int32_t symbolSizeColumns = m_version->GetSymbolSizeColumns();
+  if (bitMatrix->GetHeight() != symbolSizeRows) {
+    e = BCExceptionCanNotCallGetDimensionOnNonSquareMatrix;
+    return NULL;
+  }
+  int32_t dataRegionSizeRows = m_version->GetDataRegionSizeRows();
+  int32_t dataRegionSizeColumns = m_version->GetDataRegionSizeColumns();
+  int32_t numDataRegionsRow = symbolSizeRows / dataRegionSizeRows;
+  int32_t numDataRegionsColumn = symbolSizeColumns / dataRegionSizeColumns;
+  int32_t sizeDataRegionRow = numDataRegionsRow * dataRegionSizeRows;
+  int32_t sizeDataRegionColumn = numDataRegionsColumn * dataRegionSizeColumns;
+  CBC_CommonBitMatrix* bitMatrixWithoutAlignment = new CBC_CommonBitMatrix();
+  bitMatrixWithoutAlignment->Init(sizeDataRegionColumn, sizeDataRegionRow);
+  int32_t dataRegionRow;
+  for (dataRegionRow = 0; dataRegionRow < numDataRegionsRow; ++dataRegionRow) {
+    int32_t dataRegionRowOffset = dataRegionRow * dataRegionSizeRows;
+    int32_t dataRegionColumn;
+    for (dataRegionColumn = 0; dataRegionColumn < numDataRegionsColumn;
+         ++dataRegionColumn) {
+      int32_t dataRegionColumnOffset = dataRegionColumn * dataRegionSizeColumns;
+      int32_t i;
+      for (i = 0; i < dataRegionSizeRows; ++i) {
+        int32_t readRowOffset =
+            dataRegionRow * (dataRegionSizeRows + 2) + 1 + i;
+        int32_t writeRowOffset = dataRegionRowOffset + i;
+        int32_t j;
+        for (j = 0; j < dataRegionSizeColumns; ++j) {
+          int32_t readColumnOffset =
+              dataRegionColumn * (dataRegionSizeColumns + 2) + 1 + j;
+          if (bitMatrix->Get(readColumnOffset, readRowOffset)) {
+            int32_t writeColumnOffset = dataRegionColumnOffset + j;
+            bitMatrixWithoutAlignment->Set(writeColumnOffset, writeRowOffset);
+          }
+        }
+      }
+    }
+  }
+  return bitMatrixWithoutAlignment;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.h
new file mode 100644
index 0000000..4c54d61
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.h
@@ -0,0 +1,45 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXBITMATRIXPARSER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXBITMATRIXPARSER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+class CBC_DataMatrixVersion;
+
+class CBC_DataMatrixBitMatrixParser {
+ public:
+  CBC_DataMatrixBitMatrixParser();
+  virtual ~CBC_DataMatrixBitMatrixParser();
+  CBC_DataMatrixVersion* GetVersion();
+  CFX_ByteArray* ReadCodewords(int32_t& e);
+  FX_BOOL ReadModule(int32_t row,
+                     int32_t column,
+                     int32_t numRows,
+                     int32_t numColumns);
+  int32_t ReadUtah(int32_t row,
+                   int32_t column,
+                   int32_t numRows,
+                   int32_t numColumns);
+  int32_t ReadCorner1(int32_t numRows, int32_t numColumns);
+  int32_t ReadCorner2(int32_t numRows, int32_t numColumns);
+  int32_t ReadCorner3(int32_t numRows, int32_t numColumns);
+  int32_t ReadCorner4(int32_t numRows, int32_t numColumns);
+  CBC_CommonBitMatrix* ExtractDataRegion(CBC_CommonBitMatrix* bitMatrix,
+                                         int32_t& e);
+  virtual void Init(CBC_CommonBitMatrix* bitMatrix, int32_t& e);
+
+ private:
+  static CBC_DataMatrixVersion* ReadVersion(CBC_CommonBitMatrix* bitMatrix,
+                                            int32_t& e);
+  CBC_CommonBitMatrix* m_mappingBitMatrix;
+  CBC_CommonBitMatrix* m_readMappingMatrix;
+  CBC_DataMatrixVersion* m_version;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXBITMATRIXPARSER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.cpp
new file mode 100644
index 0000000..89c09c2
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.cpp
@@ -0,0 +1,115 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_DataMatrixDataBlock::~CBC_DataMatrixDataBlock() {}
+CBC_DataMatrixDataBlock::CBC_DataMatrixDataBlock(int32_t numDataCodewords,
+                                                 CFX_ByteArray* codewords) {
+  m_codewords.Copy(*codewords);
+  m_numDataCodewords = numDataCodewords;
+}
+CFX_PtrArray* CBC_DataMatrixDataBlock::GetDataBlocks(
+    CFX_ByteArray* rawCodewords,
+    CBC_DataMatrixVersion* version,
+    int32_t& e) {
+  ECBlocks* ecBlocks = version->GetECBlocks();
+  int32_t totalBlocks = 0;
+  const CFX_PtrArray& ecBlockArray = ecBlocks->GetECBlocks();
+  int32_t i;
+  for (i = 0; i < ecBlockArray.GetSize(); i++) {
+    totalBlocks += ((ECB*)ecBlockArray[i])->GetCount();
+  }
+  std::unique_ptr<CFX_PtrArray> result(new CFX_PtrArray());
+  result->SetSize(totalBlocks);
+  int32_t numResultBlocks = 0;
+  int32_t j;
+  for (j = 0; j < ecBlockArray.GetSize(); j++) {
+    for (i = 0; i < ((ECB*)ecBlockArray[j])->GetCount(); i++) {
+      int32_t numDataCodewords = ((ECB*)ecBlockArray[j])->GetDataCodewords();
+      int32_t numBlockCodewords = ecBlocks->GetECCodewords() + numDataCodewords;
+      CFX_ByteArray codewords;
+      codewords.SetSize(numBlockCodewords);
+      (*result)[numResultBlocks++] =
+          new CBC_DataMatrixDataBlock(numDataCodewords, &codewords);
+      codewords.SetSize(0);
+    }
+  }
+  int32_t longerBlocksTotalCodewords =
+      ((CBC_DataMatrixDataBlock*)(*result)[0])->GetCodewords()->GetSize();
+  int32_t longerBlocksNumDataCodewords =
+      longerBlocksTotalCodewords - ecBlocks->GetECCodewords();
+  int32_t shorterBlocksNumDataCodewords = longerBlocksNumDataCodewords - 1;
+  int32_t rawCodewordsOffset = 0;
+  for (i = 0; i < shorterBlocksNumDataCodewords; i++) {
+    int32_t j;
+    for (j = 0; j < numResultBlocks; j++) {
+      if (rawCodewordsOffset < rawCodewords->GetSize()) {
+        ((CBC_DataMatrixDataBlock*)(*result)[j])
+            ->GetCodewords()
+            ->
+            operator[](i) = (*rawCodewords)[rawCodewordsOffset++];
+      }
+    }
+  }
+  const bool specialVersion = version->GetVersionNumber() == 24;
+  int32_t numLongerBlocks = specialVersion ? 8 : numResultBlocks;
+  for (j = 0; j < numLongerBlocks; j++) {
+    if (rawCodewordsOffset < rawCodewords->GetSize()) {
+      ((CBC_DataMatrixDataBlock*)(*result)[j])
+          ->GetCodewords()
+          ->
+          operator[](longerBlocksNumDataCodewords - 1) =
+          (*rawCodewords)[rawCodewordsOffset++];
+    }
+  }
+  int32_t max =
+      ((CBC_DataMatrixDataBlock*)(*result)[0])->GetCodewords()->GetSize();
+  for (i = longerBlocksNumDataCodewords; i < max; i++) {
+    int32_t j;
+    for (j = 0; j < numResultBlocks; j++) {
+      int32_t iOffset = specialVersion && j > 7 ? i - 1 : i;
+      if (rawCodewordsOffset < rawCodewords->GetSize()) {
+        ((CBC_DataMatrixDataBlock*)(*result)[j])
+            ->GetCodewords()
+            ->
+            operator[](iOffset) = (*rawCodewords)[rawCodewordsOffset++];
+      }
+    }
+  }
+  if (rawCodewordsOffset != rawCodewords->GetSize()) {
+    e = BCExceptionIllegalArgument;
+    return NULL;
+  }
+  return result.release();
+}
+int32_t CBC_DataMatrixDataBlock::GetNumDataCodewords() {
+  return m_numDataCodewords;
+}
+CFX_ByteArray* CBC_DataMatrixDataBlock::GetCodewords() {
+  return &m_codewords;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.h
new file mode 100644
index 0000000..218bb0b
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.h
@@ -0,0 +1,32 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDATABLOCK_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDATABLOCK_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_DataMatrixVersion;
+
+class CBC_DataMatrixDataBlock {
+ public:
+  virtual ~CBC_DataMatrixDataBlock();
+
+  int32_t GetNumDataCodewords();
+  CFX_ByteArray* GetCodewords();
+
+  static CFX_PtrArray* GetDataBlocks(CFX_ByteArray* rawCodewords,
+                                     CBC_DataMatrixVersion* version,
+                                     int32_t& e);
+
+ private:
+  int32_t m_numDataCodewords;
+  CFX_ByteArray m_codewords;
+
+  CBC_DataMatrixDataBlock(int32_t numDataCodewords, CFX_ByteArray* codewords);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDATABLOCK_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.cpp
new file mode 100644
index 0000000..693b6b9
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.cpp
@@ -0,0 +1,473 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonBitSource.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.h"
+
+const FX_CHAR CBC_DataMatrixDecodedBitStreamParser::C40_BASIC_SET_CHARS[] = {
+    '*', '*', '*', ' ', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
+    'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
+    'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'};
+const FX_CHAR CBC_DataMatrixDecodedBitStreamParser::C40_SHIFT2_SET_CHARS[] = {
+    '!', '"', '#', '$', '%', '&', '\'', '(', ')', '*',  '+', ',', '-', '.',
+    '/', ':', ';', '<', '=', '>', '?',  '@', '[', '\\', ']', '^', '_'};
+const FX_CHAR CBC_DataMatrixDecodedBitStreamParser::TEXT_BASIC_SET_CHARS[] = {
+    '*', '*', '*', ' ', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
+    'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
+    'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'};
+const FX_CHAR CBC_DataMatrixDecodedBitStreamParser::TEXT_SHIFT3_SET_CHARS[] = {
+    '\'', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',         'J',
+    'K',  'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',         'U',
+    'V',  'W', 'X', 'Y', 'Z', '{', '|', '}', '~', (FX_CHAR)127};
+const int32_t CBC_DataMatrixDecodedBitStreamParser::PAD_ENCODE = 0;
+const int32_t CBC_DataMatrixDecodedBitStreamParser::ASCII_ENCODE = 1;
+const int32_t CBC_DataMatrixDecodedBitStreamParser::C40_ENCODE = 2;
+const int32_t CBC_DataMatrixDecodedBitStreamParser::TEXT_ENCODE = 3;
+const int32_t CBC_DataMatrixDecodedBitStreamParser::ANSIX12_ENCODE = 4;
+const int32_t CBC_DataMatrixDecodedBitStreamParser::EDIFACT_ENCODE = 5;
+const int32_t CBC_DataMatrixDecodedBitStreamParser::BASE256_ENCODE = 6;
+CBC_DataMatrixDecodedBitStreamParser::CBC_DataMatrixDecodedBitStreamParser() {}
+CBC_DataMatrixDecodedBitStreamParser::~CBC_DataMatrixDecodedBitStreamParser() {}
+CBC_CommonDecoderResult* CBC_DataMatrixDecodedBitStreamParser::Decode(
+    CFX_ByteArray& bytes,
+    int32_t& e) {
+  CBC_CommonBitSource bits(&bytes);
+  CFX_ByteString result;
+  CFX_ByteString resultTrailer;
+  CFX_Int32Array byteSegments;
+  int32_t mode = ASCII_ENCODE;
+  do {
+    if (mode == 1) {
+      mode = DecodeAsciiSegment(&bits, result, resultTrailer, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    } else {
+      switch (mode) {
+        case 2:
+          DecodeC40Segment(&bits, result, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          break;
+        case 3:
+          DecodeTextSegment(&bits, result, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          break;
+        case 4:
+          DecodeAnsiX12Segment(&bits, result, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          break;
+        case 5:
+          DecodeEdifactSegment(&bits, result, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          break;
+        case 6:
+          DecodeBase256Segment(&bits, result, byteSegments, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          break;
+        default:
+          e = BCExceptionFormatException;
+          return NULL;
+      }
+      mode = ASCII_ENCODE;
+    }
+  } while (mode != PAD_ENCODE && bits.Available() > 0);
+  if (resultTrailer.GetLength() > 0) {
+    result += resultTrailer;
+  }
+  CBC_CommonDecoderResult* tempCp = new CBC_CommonDecoderResult();
+  tempCp->Init(bytes, result,
+               (byteSegments.GetSize() <= 0) ? CFX_Int32Array() : byteSegments,
+               NULL, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return tempCp;
+}
+int32_t CBC_DataMatrixDecodedBitStreamParser::DecodeAsciiSegment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    CFX_ByteString& resultTrailer,
+    int32_t& e) {
+  FX_CHAR buffer[128];
+  FX_BOOL upperShift = FALSE;
+  do {
+    int32_t oneByte = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    if (oneByte == 0) {
+      e = BCExceptionFormatException;
+      return 0;
+    } else if (oneByte <= 128) {
+      oneByte = upperShift ? oneByte + 128 : oneByte;
+      upperShift = FALSE;
+      result += ((FX_CHAR)(oneByte - 1));
+      return ASCII_ENCODE;
+    } else if (oneByte == 129) {
+      return PAD_ENCODE;
+    } else if (oneByte <= 229) {
+      int32_t value = oneByte - 130;
+      FXSYS_itoa(value, buffer, 10);
+      if (value < 10) {
+        result += '0';
+        buffer[1] = '\0';
+      } else {
+        buffer[2] = '\0';
+      }
+      result += buffer;
+    } else if (oneByte == 230) {
+      return C40_ENCODE;
+    } else if (oneByte == 231) {
+      return BASE256_ENCODE;
+    } else if (oneByte == 232 || oneByte == 233 || oneByte == 234) {
+    } else if (oneByte == 235) {
+      upperShift = TRUE;
+    } else if (oneByte == 236) {
+      result += "[)>";
+      result += 0x1E;
+      result += "05";
+      result += 0x1D;
+      resultTrailer.Insert(0, 0x1E);
+      resultTrailer.Insert(0 + 1, 0x04);
+    } else if (oneByte == 237) {
+      result += "[)>";
+      result += 0x1E;
+      result += "06";
+      result += 0x1D;
+      resultTrailer.Insert(0, 0x1E);
+      resultTrailer.Insert(0 + 1, 0x04);
+    } else if (oneByte == 238) {
+      return ANSIX12_ENCODE;
+    } else if (oneByte == 239) {
+      return TEXT_ENCODE;
+    } else if (oneByte == 240) {
+      return EDIFACT_ENCODE;
+    } else if (oneByte == 241) {
+    } else if (oneByte >= 242) {
+      if (oneByte == 254 && bits->Available() == 0) {
+      } else {
+        e = BCExceptionFormatException;
+        return 0;
+      }
+    }
+  } while (bits->Available() > 0);
+  return ASCII_ENCODE;
+}
+void CBC_DataMatrixDecodedBitStreamParser::DecodeC40Segment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    int32_t& e) {
+  FX_BOOL upperShift = FALSE;
+  CFX_Int32Array cValues;
+  cValues.SetSize(3);
+  do {
+    if (bits->Available() == 8) {
+      return;
+    }
+    int32_t firstByte = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    if (firstByte == 254) {
+      return;
+    }
+    int32_t tempp = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    ParseTwoBytes(firstByte, tempp, cValues);
+    int32_t shift = 0;
+    int32_t i;
+    for (i = 0; i < 3; i++) {
+      int32_t cValue = cValues[i];
+      switch (shift) {
+        case 0:
+          if (cValue < 3) {
+            shift = cValue + 1;
+          } else if (cValue < 27) {
+            FX_CHAR c40char = C40_BASIC_SET_CHARS[cValue];
+            if (upperShift) {
+              result += (FX_CHAR)(c40char + 128);
+              upperShift = FALSE;
+            } else {
+              result += c40char;
+            }
+          } else {
+            e = BCExceptionFormatException;
+            return;
+          }
+          break;
+        case 1:
+          if (upperShift) {
+            result += (FX_CHAR)(cValue + 128);
+            upperShift = FALSE;
+          } else {
+            result += cValue;
+          }
+          shift = 0;
+          break;
+        case 2:
+          if (cValue < 27) {
+            FX_CHAR c40char = C40_SHIFT2_SET_CHARS[cValue];
+            if (upperShift) {
+              result += (FX_CHAR)(c40char + 128);
+              upperShift = FALSE;
+            } else {
+              result += c40char;
+            }
+          } else if (cValue == 27) {
+            e = BCExceptionFormatException;
+            return;
+          } else if (cValue == 30) {
+            upperShift = TRUE;
+          } else {
+            e = BCExceptionFormatException;
+            return;
+          }
+          shift = 0;
+          break;
+        case 3:
+          if (upperShift) {
+            result += (FX_CHAR)(cValue + 224);
+            upperShift = FALSE;
+          } else {
+            result += (FX_CHAR)(cValue + 96);
+          }
+          shift = 0;
+          break;
+        default:
+          break;
+          e = BCExceptionFormatException;
+          return;
+      }
+    }
+  } while (bits->Available() > 0);
+}
+void CBC_DataMatrixDecodedBitStreamParser::DecodeTextSegment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    int32_t& e) {
+  FX_BOOL upperShift = FALSE;
+  CFX_Int32Array cValues;
+  cValues.SetSize(3);
+  int32_t shift = 0;
+  do {
+    if (bits->Available() == 8) {
+      return;
+    }
+    int32_t firstByte = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    if (firstByte == 254) {
+      return;
+    }
+    int32_t inTp = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    ParseTwoBytes(firstByte, inTp, cValues);
+    for (int32_t i = 0; i < 3; i++) {
+      int32_t cValue = cValues[i];
+      switch (shift) {
+        case 0:
+          if (cValue < 3) {
+            shift = cValue + 1;
+          } else if (cValue < 40) {
+            FX_CHAR textChar = TEXT_BASIC_SET_CHARS[cValue];
+            if (upperShift) {
+              result += (FX_CHAR)(textChar + 128);
+              upperShift = FALSE;
+            } else {
+              result += textChar;
+            }
+          } else {
+            e = BCExceptionFormatException;
+            return;
+          }
+          break;
+        case 1:
+          if (upperShift) {
+            result += (FX_CHAR)(cValue + 128);
+            upperShift = FALSE;
+          } else {
+            result += cValue;
+          }
+          shift = 0;
+          break;
+        case 2:
+          if (cValue < 27) {
+            FX_CHAR c40char = C40_SHIFT2_SET_CHARS[cValue];
+            if (upperShift) {
+              result += (FX_CHAR)(c40char + 128);
+              upperShift = FALSE;
+            } else {
+              result += c40char;
+            }
+          } else if (cValue == 27) {
+            e = BCExceptionFormatException;
+            return;
+          } else if (cValue == 30) {
+            upperShift = TRUE;
+          } else {
+            e = BCExceptionFormatException;
+            return;
+          }
+          shift = 0;
+          break;
+        case 3:
+          if (cValue < 19) {
+            FX_CHAR textChar = TEXT_SHIFT3_SET_CHARS[cValue];
+            if (upperShift) {
+              result += (FX_CHAR)(textChar + 128);
+              upperShift = FALSE;
+            } else {
+              result += textChar;
+            }
+            shift = 0;
+          } else {
+            e = BCExceptionFormatException;
+            return;
+          }
+          break;
+        default:
+          break;
+          e = BCExceptionFormatException;
+          return;
+      }
+    }
+  } while (bits->Available() > 0);
+}
+void CBC_DataMatrixDecodedBitStreamParser::DecodeAnsiX12Segment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    int32_t& e) {
+  CFX_Int32Array cValues;
+  cValues.SetSize(3);
+  do {
+    if (bits->Available() == 8) {
+      return;
+    }
+    int32_t firstByte = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    if (firstByte == 254) {
+      return;
+    }
+    int32_t iTemp1 = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    ParseTwoBytes(firstByte, iTemp1, cValues);
+    int32_t i;
+    for (i = 0; i < 3; i++) {
+      int32_t cValue = cValues[i];
+      if (cValue == 0) {
+        BC_FX_ByteString_Append(result, 1, '\r');
+      } else if (cValue == 1) {
+        BC_FX_ByteString_Append(result, 1, '*');
+      } else if (cValue == 2) {
+        BC_FX_ByteString_Append(result, 1, '>');
+      } else if (cValue == 3) {
+        BC_FX_ByteString_Append(result, 1, ' ');
+      } else if (cValue < 14) {
+        BC_FX_ByteString_Append(result, 1, (FX_CHAR)(cValue + 44));
+      } else if (cValue < 40) {
+        BC_FX_ByteString_Append(result, 1, (FX_CHAR)(cValue + 51));
+      } else {
+        e = BCExceptionFormatException;
+        return;
+      }
+    }
+  } while (bits->Available() > 0);
+}
+void CBC_DataMatrixDecodedBitStreamParser::ParseTwoBytes(
+    int32_t firstByte,
+    int32_t secondByte,
+    CFX_Int32Array& result) {
+  int32_t fullBitValue = (firstByte << 8) + secondByte - 1;
+  int32_t temp = fullBitValue / 1600;
+  result[0] = temp;
+  fullBitValue -= temp * 1600;
+  temp = fullBitValue / 40;
+  result[1] = temp;
+  result[2] = fullBitValue - temp * 40;
+}
+
+void CBC_DataMatrixDecodedBitStreamParser::DecodeEdifactSegment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    int32_t& e) {
+  FX_CHAR buffer[128];
+  FX_BOOL unlatch = FALSE;
+  do {
+    if (bits->Available() <= 16)
+      return;
+
+    for (int32_t i = 0; i < 4; i++) {
+      int32_t edifactValue = bits->ReadBits(6, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      if (edifactValue == 0x1F)
+        unlatch = TRUE;
+
+      if (!unlatch) {
+        if ((edifactValue & 32) == 0)
+          edifactValue |= 64;
+        result += FXSYS_itoa(edifactValue, buffer, 10);
+      }
+    }
+  } while (!unlatch && bits->Available() > 0);
+}
+
+void CBC_DataMatrixDecodedBitStreamParser::DecodeBase256Segment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    CFX_Int32Array& byteSegments,
+    int32_t& e) {
+  int32_t codewordPosition = 1 + bits->getByteOffset();
+  int32_t iTmp = bits->ReadBits(8, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t d1 = Unrandomize255State(iTmp, codewordPosition++);
+  int32_t count;
+  if (d1 == 0) {
+    count = bits->Available() / 8;
+  } else if (d1 < 250) {
+    count = d1;
+  } else {
+    int32_t iTmp3 = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    count = 250 * (d1 - 249) + Unrandomize255State(iTmp3, codewordPosition++);
+  }
+  if (count < 0) {
+    e = BCExceptionFormatException;
+    return;
+  }
+  CFX_ByteArray* bytes = new CFX_ByteArray();
+  bytes->SetSize(count);
+  int32_t i;
+  for (i = 0; i < count; i++) {
+    if (bits->Available() < 8) {
+      e = BCExceptionFormatException;
+      delete bytes;
+      return;
+    }
+    int32_t iTemp5 = bits->ReadBits(8, e);
+    if (e != BCExceptionNO) {
+      delete bytes;
+      return;
+    }
+    bytes->SetAt(i, Unrandomize255State(iTemp5, codewordPosition++));
+  }
+  BC_FX_ByteString_Append(result, *bytes);
+  delete bytes;
+}
+uint8_t CBC_DataMatrixDecodedBitStreamParser::Unrandomize255State(
+    int32_t randomizedBase256Codeword,
+    int32_t base256CodewordPosition) {
+  int32_t pseudoRandomNumber = ((149 * base256CodewordPosition) % 255) + 1;
+  int32_t tempVariable = randomizedBase256Codeword - pseudoRandomNumber;
+  return (uint8_t)(tempVariable >= 0 ? tempVariable : tempVariable + 256);
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.h
new file mode 100644
index 0000000..415e27b
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.h
@@ -0,0 +1,58 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDECODEDBITSTREAMPARSER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDECODEDBITSTREAMPARSER_H_
+class CBC_CommonDecoderResult;
+class CBC_CommonBitSource;
+class CBC_DataMatrixDecodedBitStreamParser {
+ public:
+  CBC_DataMatrixDecodedBitStreamParser();
+  virtual ~CBC_DataMatrixDecodedBitStreamParser();
+  static CBC_CommonDecoderResult* Decode(CFX_ByteArray& bytes, int32_t& e);
+
+ private:
+  static int32_t DecodeAsciiSegment(CBC_CommonBitSource* bits,
+                                    CFX_ByteString& result,
+                                    CFX_ByteString& resultTrailer,
+                                    int32_t& e);
+  static void DecodeC40Segment(CBC_CommonBitSource* bits,
+                               CFX_ByteString& result,
+                               int32_t& e);
+  static void DecodeTextSegment(CBC_CommonBitSource* bits,
+                                CFX_ByteString& result,
+                                int32_t& e);
+  static void DecodeAnsiX12Segment(CBC_CommonBitSource* bits,
+                                   CFX_ByteString& result,
+                                   int32_t& e);
+  static void ParseTwoBytes(int32_t firstByte,
+                            int32_t secondByte,
+                            CFX_Int32Array& result);
+  static void DecodeEdifactSegment(CBC_CommonBitSource* bits,
+                                   CFX_ByteString& result,
+                                   int32_t& e);
+  static void DecodeBase256Segment(CBC_CommonBitSource* bits,
+                                   CFX_ByteString& result,
+                                   CFX_Int32Array& byteSegments,
+                                   int32_t& e);
+  static uint8_t Unrandomize255State(int32_t randomizedBase256Codeword,
+                                     int32_t base256CodewordPosition);
+
+  static const FX_CHAR C40_BASIC_SET_CHARS[];
+  static const FX_CHAR C40_SHIFT2_SET_CHARS[];
+
+  static const FX_CHAR TEXT_BASIC_SET_CHARS[];
+  static const FX_CHAR TEXT_SHIFT3_SET_CHARS[];
+  static const int32_t PAD_ENCODE;
+  static const int32_t ASCII_ENCODE;
+  static const int32_t C40_ENCODE;
+  static const int32_t TEXT_ENCODE;
+  static const int32_t ANSIX12_ENCODE;
+  static const int32_t EDIFACT_ENCODE;
+  static const int32_t BASE256_ENCODE;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDECODEDBITSTREAMPARSER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp
new file mode 100644
index 0000000..3f765aa
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp
@@ -0,0 +1,114 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h"
+
+CBC_DataMatrixDecoder::CBC_DataMatrixDecoder() {
+  m_rsDecoder = NULL;
+}
+void CBC_DataMatrixDecoder::Init() {
+  m_rsDecoder =
+      new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::DataMatrixField);
+}
+CBC_DataMatrixDecoder::~CBC_DataMatrixDecoder() {
+  delete m_rsDecoder;
+}
+CBC_CommonDecoderResult* CBC_DataMatrixDecoder::Decode(
+    CBC_CommonBitMatrix* bits,
+    int32_t& e) {
+  CBC_DataMatrixBitMatrixParser parser;
+  parser.Init(bits, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_DataMatrixVersion* version = parser.GetVersion();
+  std::unique_ptr<CFX_ByteArray> codewords(parser.ReadCodewords(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_PtrArray* dataBlocks =
+      CBC_DataMatrixDataBlock::GetDataBlocks(codewords.get(), version, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t dataBlocksCount = dataBlocks->GetSize();
+  int32_t totalBytes = 0;
+  int32_t i, j;
+  for (i = 0; i < dataBlocksCount; i++) {
+    totalBytes +=
+        ((CBC_DataMatrixDataBlock*)(*dataBlocks)[i])->GetNumDataCodewords();
+  }
+  CFX_ByteArray resultBytes;
+  resultBytes.SetSize(totalBytes);
+  for (j = 0; j < dataBlocksCount; j++) {
+    CFX_ByteArray* codewordBytes =
+        ((CBC_DataMatrixDataBlock*)(*dataBlocks)[j])->GetCodewords();
+    int32_t numDataCodewords =
+        ((CBC_DataMatrixDataBlock*)(*dataBlocks)[j])->GetNumDataCodewords();
+    CorrectErrors(*codewordBytes, numDataCodewords, e);
+    if (e != BCExceptionNO) {
+      for (int32_t i = 0; i < dataBlocks->GetSize(); i++) {
+        delete (CBC_DataMatrixDataBlock*)(*dataBlocks)[i];
+      }
+      delete dataBlocks;
+      dataBlocks = NULL;
+      return NULL;
+    }
+    int32_t i;
+    for (i = 0; i < numDataCodewords; i++) {
+      resultBytes[i * dataBlocksCount + j] = (*codewordBytes)[i];
+    }
+  }
+  for (i = 0; i < (dataBlocks->GetSize()); i++) {
+    delete (CBC_DataMatrixDataBlock*)(*dataBlocks)[i];
+  }
+  delete dataBlocks;
+  dataBlocks = NULL;
+  CBC_CommonDecoderResult* resultR =
+      CBC_DataMatrixDecodedBitStreamParser::Decode(resultBytes, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return resultR;
+}
+void CBC_DataMatrixDecoder::CorrectErrors(CFX_ByteArray& codewordBytes,
+                                          int32_t numDataCodewords,
+                                          int32_t& e) {
+  int32_t numCodewords = codewordBytes.GetSize();
+  CFX_Int32Array codewordsInts;
+  codewordsInts.SetSize(numCodewords);
+  int32_t i;
+  for (i = 0; i < numCodewords; i++) {
+    codewordsInts[i] = codewordBytes[i] & 0xFF;
+  }
+  int32_t numECCodewords = codewordBytes.GetSize() - numDataCodewords;
+  m_rsDecoder->Decode(&codewordsInts, numECCodewords, e);
+  if (e != BCExceptionNO) {
+    e = BCExceptionChecksumException;
+    return;
+  }
+  for (i = 0; i < numDataCodewords; i++) {
+    codewordBytes[i] = (uint8_t)codewordsInts[i];
+  }
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.h
new file mode 100644
index 0000000..2f70282
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.h
@@ -0,0 +1,30 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDECODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDECODER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_ReedSolomonDecoder;
+class CBC_CommonDecoderResult;
+class CBC_CommonBitMatrix;
+
+class CBC_DataMatrixDecoder {
+ public:
+  CBC_DataMatrixDecoder();
+  virtual ~CBC_DataMatrixDecoder();
+  CBC_CommonDecoderResult* Decode(CBC_CommonBitMatrix* bits, int32_t& e);
+  virtual void Init();
+
+ private:
+  void CorrectErrors(CFX_ByteArray& codewordBytes,
+                     int32_t numDataCodewords,
+                     int32_t& e);
+  CBC_ReedSolomonDecoder* m_rsDecoder;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDECODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.cpp
new file mode 100644
index 0000000..fd41009
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.cpp
@@ -0,0 +1,406 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_WhiteRectangleDetector.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetectorResult.h"
+#include "xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRGridSampler.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_DataMatrixDetector::INTEGERS[5] = {0, 1, 2, 3, 4};
+CBC_DataMatrixDetector::CBC_DataMatrixDetector(CBC_CommonBitMatrix* image)
+    : m_image(image), m_rectangleDetector(NULL) {}
+void CBC_DataMatrixDetector::Init(int32_t& e) {
+  m_rectangleDetector = new CBC_WhiteRectangleDetector(m_image);
+  m_rectangleDetector->Init(e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+CBC_DataMatrixDetector::~CBC_DataMatrixDetector() {
+  delete m_rectangleDetector;
+}
+inline FX_BOOL ResultPointsAndTransitionsComparator(void* a, void* b) {
+  return ((CBC_ResultPointsAndTransitions*)b)->GetTransitions() >
+         ((CBC_ResultPointsAndTransitions*)a)->GetTransitions();
+}
+CBC_QRDetectorResult* CBC_DataMatrixDetector::Detect(int32_t& e) {
+  CFX_PtrArray* cornerPoints = m_rectangleDetector->Detect(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_ResultPoint* pointA = (CBC_ResultPoint*)(*cornerPoints)[0];
+  CBC_ResultPoint* pointB = (CBC_ResultPoint*)(*cornerPoints)[1];
+  CBC_ResultPoint* pointC = (CBC_ResultPoint*)(*cornerPoints)[2];
+  CBC_ResultPoint* pointD = (CBC_ResultPoint*)(*cornerPoints)[3];
+  delete cornerPoints;
+  cornerPoints = NULL;
+  CFX_PtrArray transitions;
+  transitions.Add(TransitionsBetween(pointA, pointB));
+  transitions.Add(TransitionsBetween(pointA, pointC));
+  transitions.Add(TransitionsBetween(pointB, pointD));
+  transitions.Add(TransitionsBetween(pointC, pointD));
+  BC_FX_PtrArray_Sort(transitions, &ResultPointsAndTransitionsComparator);
+  delete ((CBC_ResultPointsAndTransitions*)transitions[2]);
+  delete ((CBC_ResultPointsAndTransitions*)transitions[3]);
+  CBC_ResultPointsAndTransitions* lSideOne =
+      (CBC_ResultPointsAndTransitions*)transitions[0];
+  CBC_ResultPointsAndTransitions* lSideTwo =
+      (CBC_ResultPointsAndTransitions*)transitions[1];
+  CFX_MapPtrTemplate<CBC_ResultPoint*, int32_t> pointCount;
+  Increment(pointCount, lSideOne->GetFrom());
+  Increment(pointCount, lSideOne->GetTo());
+  Increment(pointCount, lSideTwo->GetFrom());
+  Increment(pointCount, lSideTwo->GetTo());
+  delete ((CBC_ResultPointsAndTransitions*)transitions[1]);
+  delete ((CBC_ResultPointsAndTransitions*)transitions[0]);
+  transitions.RemoveAll();
+  CBC_ResultPoint* maybeTopLeft = NULL;
+  CBC_ResultPoint* bottomLeft = NULL;
+  CBC_ResultPoint* maybeBottomRight = NULL;
+  FX_POSITION itBegin = pointCount.GetStartPosition();
+  while (itBegin) {
+    CBC_ResultPoint* key = 0;
+    int32_t value = 0;
+    pointCount.GetNextAssoc(itBegin, key, value);
+    if (value == 2) {
+      bottomLeft = key;
+    } else {
+      if (maybeBottomRight == NULL) {
+        maybeBottomRight = key;
+      } else {
+        maybeTopLeft = key;
+      }
+    }
+  }
+  if (maybeTopLeft == NULL || bottomLeft == NULL || maybeBottomRight == NULL) {
+    delete pointA;
+    delete pointB;
+    delete pointC;
+    delete pointD;
+    e = BCExceptionNotFound;
+    return NULL;
+  }
+  CFX_PtrArray corners;
+  corners.SetSize(3);
+  corners[0] = maybeTopLeft;
+  corners[1] = bottomLeft;
+  corners[2] = maybeBottomRight;
+  OrderBestPatterns(&corners);
+  CBC_ResultPoint* bottomRight = (CBC_ResultPoint*)corners[0];
+  bottomLeft = (CBC_ResultPoint*)corners[1];
+  CBC_ResultPoint* topLeft = (CBC_ResultPoint*)corners[2];
+  CBC_ResultPoint* topRight = NULL;
+  int32_t value;
+  if (!pointCount.Lookup(pointA, value)) {
+    topRight = pointA;
+  } else if (!pointCount.Lookup(pointB, value)) {
+    topRight = pointB;
+  } else if (!pointCount.Lookup(pointC, value)) {
+    topRight = pointC;
+  } else {
+    topRight = pointD;
+  }
+  int32_t dimensionTop = std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(topLeft, topRight))
+                             ->GetTransitions();
+  int32_t dimensionRight = std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                               TransitionsBetween(bottomRight, topRight))
+                               ->GetTransitions();
+  if ((dimensionTop & 0x01) == 1) {
+    dimensionTop++;
+  }
+  dimensionTop += 2;
+  if ((dimensionRight & 0x01) == 1) {
+    dimensionRight++;
+  }
+  dimensionRight += 2;
+  std::unique_ptr<CBC_CommonBitMatrix> bits;
+  std::unique_ptr<CBC_ResultPoint> correctedTopRight;
+  if (4 * dimensionTop >= 7 * dimensionRight ||
+      4 * dimensionRight >= 7 * dimensionTop) {
+    correctedTopRight.reset(
+        CorrectTopRightRectangular(bottomLeft, bottomRight, topLeft, topRight,
+                                   dimensionTop, dimensionRight));
+    if (correctedTopRight.get() == NULL) {
+      correctedTopRight.reset(topRight);
+    } else {
+      delete topRight;
+      topRight = NULL;
+    }
+    dimensionTop = std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                       TransitionsBetween(topLeft, correctedTopRight.get()))
+                       ->GetTransitions();
+    dimensionRight =
+        std::unique_ptr<CBC_ResultPointsAndTransitions>(
+            TransitionsBetween(bottomRight, correctedTopRight.get()))
+            ->GetTransitions();
+    if ((dimensionTop & 0x01) == 1) {
+      dimensionTop++;
+    }
+    if ((dimensionRight & 0x01) == 1) {
+      dimensionRight++;
+    }
+    bits.reset(SampleGrid(m_image, topLeft, bottomLeft, bottomRight,
+                          correctedTopRight.get(), dimensionTop, dimensionRight,
+                          e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  } else {
+    int32_t dimension = std::min(dimensionRight, dimensionTop);
+    correctedTopRight.reset(
+        CorrectTopRight(bottomLeft, bottomRight, topLeft, topRight, dimension));
+    if (correctedTopRight.get() == NULL) {
+      correctedTopRight.reset(topRight);
+    } else {
+      delete topRight;
+      topRight = NULL;
+    }
+    int32_t dimensionCorrected =
+        std::max(std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                     TransitionsBetween(topLeft, correctedTopRight.get()))
+                     ->GetTransitions(),
+                 std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                     TransitionsBetween(bottomRight, correctedTopRight.get()))
+                     ->GetTransitions());
+    dimensionCorrected++;
+    if ((dimensionCorrected & 0x01) == 1) {
+      dimensionCorrected++;
+    }
+    bits.reset(SampleGrid(m_image, topLeft, bottomLeft, bottomRight,
+                          correctedTopRight.get(), dimensionCorrected,
+                          dimensionCorrected, e));
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  CFX_PtrArray* result = new CFX_PtrArray;
+  result->SetSize(4);
+  result->Add(topLeft);
+  result->Add(bottomLeft);
+  result->Add(bottomRight);
+  result->Add(correctedTopRight.release());
+  return new CBC_QRDetectorResult(bits.release(), result);
+}
+CBC_ResultPoint* CBC_DataMatrixDetector::CorrectTopRightRectangular(
+    CBC_ResultPoint* bottomLeft,
+    CBC_ResultPoint* bottomRight,
+    CBC_ResultPoint* topLeft,
+    CBC_ResultPoint* topRight,
+    int32_t dimensionTop,
+    int32_t dimensionRight) {
+  FX_FLOAT corr = Distance(bottomLeft, bottomRight) / (FX_FLOAT)dimensionTop;
+  int32_t norm = Distance(topLeft, topRight);
+  FX_FLOAT cos = (topRight->GetX() - topLeft->GetX()) / norm;
+  FX_FLOAT sin = (topRight->GetY() - topLeft->GetY()) / norm;
+  std::unique_ptr<CBC_ResultPoint> c1(new CBC_ResultPoint(
+      topRight->GetX() + corr * cos, topRight->GetY() + corr * sin));
+  corr = Distance(bottomLeft, topLeft) / (FX_FLOAT)dimensionRight;
+  norm = Distance(bottomRight, topRight);
+  cos = (topRight->GetX() - bottomRight->GetX()) / norm;
+  sin = (topRight->GetY() - bottomRight->GetY()) / norm;
+  std::unique_ptr<CBC_ResultPoint> c2(new CBC_ResultPoint(
+      topRight->GetX() + corr * cos, topRight->GetY() + corr * sin));
+  if (!IsValid(c1.get())) {
+    if (IsValid(c2.get())) {
+      return c2.release();
+    }
+    return NULL;
+  } else if (!IsValid(c2.get())) {
+    return c1.release();
+  }
+  int32_t l1 = FXSYS_abs(dimensionTop -
+                         std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(topLeft, c1.get()))
+                             ->GetTransitions()) +
+               FXSYS_abs(dimensionRight -
+                         std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(bottomRight, c1.get()))
+                             ->GetTransitions());
+  int32_t l2 = FXSYS_abs(dimensionTop -
+                         std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(topLeft, c2.get()))
+                             ->GetTransitions()) +
+               FXSYS_abs(dimensionRight -
+                         std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(bottomRight, c2.get()))
+                             ->GetTransitions());
+  if (l1 <= l2) {
+    return c1.release();
+  }
+  return c2.release();
+}
+CBC_ResultPoint* CBC_DataMatrixDetector::CorrectTopRight(
+    CBC_ResultPoint* bottomLeft,
+    CBC_ResultPoint* bottomRight,
+    CBC_ResultPoint* topLeft,
+    CBC_ResultPoint* topRight,
+    int32_t dimension) {
+  FX_FLOAT corr = Distance(bottomLeft, bottomRight) / (FX_FLOAT)dimension;
+  int32_t norm = Distance(topLeft, topRight);
+  FX_FLOAT cos = (topRight->GetX() - topLeft->GetX()) / norm;
+  FX_FLOAT sin = (topRight->GetY() - topLeft->GetY()) / norm;
+  std::unique_ptr<CBC_ResultPoint> c1(new CBC_ResultPoint(
+      topRight->GetX() + corr * cos, topRight->GetY() + corr * sin));
+  corr = Distance(bottomLeft, bottomRight) / (FX_FLOAT)dimension;
+  norm = Distance(bottomRight, topRight);
+  cos = (topRight->GetX() - bottomRight->GetX()) / norm;
+  sin = (topRight->GetY() - bottomRight->GetY()) / norm;
+  std::unique_ptr<CBC_ResultPoint> c2(new CBC_ResultPoint(
+      topRight->GetX() + corr * cos, topRight->GetY() + corr * sin));
+  if (!IsValid(c1.get())) {
+    if (IsValid(c2.get())) {
+      return c2.release();
+    }
+    return NULL;
+  } else if (!IsValid(c2.get())) {
+    return c1.release();
+  }
+  int32_t l1 = FXSYS_abs(std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(topLeft, c1.get()))
+                             ->GetTransitions() -
+                         std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(bottomRight, c1.get()))
+                             ->GetTransitions());
+  int32_t l2 = FXSYS_abs(std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(topLeft, c2.get()))
+                             ->GetTransitions() -
+                         std::unique_ptr<CBC_ResultPointsAndTransitions>(
+                             TransitionsBetween(bottomRight, c2.get()))
+                             ->GetTransitions());
+  return l1 <= l2 ? c1.release() : c2.release();
+}
+FX_BOOL CBC_DataMatrixDetector::IsValid(CBC_ResultPoint* p) {
+  return p->GetX() >= 0 && p->GetX() < m_image->GetWidth() && p->GetY() > 0 &&
+         p->GetY() < m_image->GetHeight();
+}
+int32_t CBC_DataMatrixDetector::Round(FX_FLOAT d) {
+  return (int32_t)(d + 0.5f);
+}
+int32_t CBC_DataMatrixDetector::Distance(CBC_ResultPoint* a,
+                                         CBC_ResultPoint* b) {
+  return Round(
+      (FX_FLOAT)sqrt((a->GetX() - b->GetX()) * (a->GetX() - b->GetX()) +
+                     (a->GetY() - b->GetY()) * (a->GetY() - b->GetY())));
+}
+void CBC_DataMatrixDetector::Increment(
+    CFX_MapPtrTemplate<CBC_ResultPoint*, int32_t>& table,
+    CBC_ResultPoint* key) {
+  int32_t value;
+  if (table.Lookup(key, value)) {
+    table.SetAt(key, INTEGERS[value + 1]);
+  } else {
+    table.SetAt(key, INTEGERS[1]);
+  }
+}
+CBC_CommonBitMatrix* CBC_DataMatrixDetector::SampleGrid(
+    CBC_CommonBitMatrix* image,
+    CBC_ResultPoint* topLeft,
+    CBC_ResultPoint* bottomLeft,
+    CBC_ResultPoint* bottomRight,
+    CBC_ResultPoint* topRight,
+    int32_t dimensionX,
+    int32_t dimensionY,
+    int32_t& e) {
+  CBC_QRGridSampler& sampler = CBC_QRGridSampler::GetInstance();
+  CBC_CommonBitMatrix* cbm = sampler.SampleGrid(
+      image, dimensionX, dimensionY, 0.5f, 0.5f, dimensionX - 0.5f, 0.5f,
+      dimensionX - 0.5f, dimensionY - 0.5f, 0.5f, dimensionY - 0.5f,
+      topLeft->GetX(), topLeft->GetY(), topRight->GetX(), topRight->GetY(),
+      bottomRight->GetX(), bottomRight->GetY(), bottomLeft->GetX(),
+      bottomLeft->GetY(), e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return cbm;
+}
+CBC_ResultPointsAndTransitions* CBC_DataMatrixDetector::TransitionsBetween(
+    CBC_ResultPoint* from,
+    CBC_ResultPoint* to) {
+  int32_t fromX = (int32_t)from->GetX();
+  int32_t fromY = (int32_t)from->GetY();
+  int32_t toX = (int32_t)to->GetX();
+  int32_t toY = (int32_t)to->GetY();
+  FX_BOOL steep = FXSYS_abs(toY - fromY) > FXSYS_abs(toX - fromX);
+  if (steep) {
+    int32_t temp = fromX;
+    fromX = fromY;
+    fromY = temp;
+    temp = toX;
+    toX = toY;
+    toY = temp;
+  }
+  int32_t dx = FXSYS_abs(toX - fromX);
+  int32_t dy = FXSYS_abs(toY - fromY);
+  int32_t error = -dx >> 1;
+  int32_t ystep = fromY < toY ? 1 : -1;
+  int32_t xstep = fromX < toX ? 1 : -1;
+  int32_t transitions = 0;
+  FX_BOOL inBlack = m_image->Get(steep ? fromY : fromX, steep ? fromX : fromY);
+  for (int32_t x = fromX, y = fromY; x != toX; x += xstep) {
+    FX_BOOL isBlack = m_image->Get(steep ? y : x, steep ? x : y);
+    if (isBlack != inBlack) {
+      transitions++;
+      inBlack = isBlack;
+    }
+    error += dy;
+    if (error > 0) {
+      if (y == toY) {
+        break;
+      }
+      y += ystep;
+      error -= dx;
+    }
+  }
+  return new CBC_ResultPointsAndTransitions(from, to, transitions);
+}
+void CBC_DataMatrixDetector::OrderBestPatterns(CFX_PtrArray* patterns) {
+  FX_FLOAT abDistance = (FX_FLOAT)Distance((CBC_ResultPoint*)(*patterns)[0],
+                                           (CBC_ResultPoint*)(*patterns)[1]);
+  FX_FLOAT bcDistance = (FX_FLOAT)Distance((CBC_ResultPoint*)(*patterns)[1],
+                                           (CBC_ResultPoint*)(*patterns)[2]);
+  FX_FLOAT acDistance = (FX_FLOAT)Distance((CBC_ResultPoint*)(*patterns)[0],
+                                           (CBC_ResultPoint*)(*patterns)[2]);
+  CBC_ResultPoint *topLeft, *topRight, *bottomLeft;
+  if (bcDistance >= abDistance && bcDistance >= acDistance) {
+    topLeft = (CBC_ResultPoint*)(*patterns)[0];
+    topRight = (CBC_ResultPoint*)(*patterns)[1];
+    bottomLeft = (CBC_ResultPoint*)(*patterns)[2];
+  } else if (acDistance >= bcDistance && acDistance >= abDistance) {
+    topLeft = (CBC_ResultPoint*)(*patterns)[1];
+    topRight = (CBC_ResultPoint*)(*patterns)[0];
+    bottomLeft = (CBC_ResultPoint*)(*patterns)[2];
+  } else {
+    topLeft = (CBC_ResultPoint*)(*patterns)[2];
+    topRight = (CBC_ResultPoint*)(*patterns)[0];
+    bottomLeft = (CBC_ResultPoint*)(*patterns)[1];
+  }
+  if ((bottomLeft->GetY() - topLeft->GetY()) *
+          (topRight->GetX() - topLeft->GetX()) <
+      (bottomLeft->GetX() - topLeft->GetX()) *
+          (topRight->GetY() - topLeft->GetY())) {
+    CBC_ResultPoint* temp = topRight;
+    topRight = bottomLeft;
+    bottomLeft = temp;
+  }
+  (*patterns)[0] = bottomLeft;
+  (*patterns)[1] = topLeft;
+  (*patterns)[2] = topRight;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.h
new file mode 100644
index 0000000..62d1699
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.h
@@ -0,0 +1,78 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDETECTOR_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDETECTOR_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+class CBC_WhiteRectangleDetector;
+class CBC_ResultPoint;
+class CBC_QRDetectorResult;
+class CBC_DataMatrixDetector;
+class ResultPointsAndTransitions;
+class CBC_ResultPointsAndTransitions {
+ public:
+  CBC_ResultPointsAndTransitions(CBC_ResultPoint* from,
+                                 CBC_ResultPoint* to,
+                                 int32_t transitions) {
+    m_from = from;
+    m_to = to;
+    m_transitions = transitions;
+  }
+  ~CBC_ResultPointsAndTransitions() {}
+  CBC_ResultPoint* GetFrom() { return m_from; }
+  CBC_ResultPoint* GetTo() { return m_to; }
+  int32_t GetTransitions() { return m_transitions; }
+
+ private:
+  CBC_ResultPoint* m_from;
+  CBC_ResultPoint* m_to;
+  int32_t m_transitions;
+};
+class CBC_DataMatrixDetector {
+ public:
+  CBC_DataMatrixDetector(CBC_CommonBitMatrix* image);
+  virtual ~CBC_DataMatrixDetector();
+  CBC_QRDetectorResult* Detect(int32_t& e);
+  CBC_ResultPoint* CorrectTopRightRectangular(CBC_ResultPoint* bottomLeft,
+                                              CBC_ResultPoint* bottomRight,
+                                              CBC_ResultPoint* topLeft,
+                                              CBC_ResultPoint* topRight,
+                                              int32_t dimensionTop,
+                                              int32_t dimensionRight);
+  CBC_ResultPoint* CorrectTopRight(CBC_ResultPoint* bottomLeft,
+                                   CBC_ResultPoint* bottomRight,
+                                   CBC_ResultPoint* topLeft,
+                                   CBC_ResultPoint* topRight,
+                                   int32_t dimension);
+  CBC_CommonBitMatrix* SampleGrid(CBC_CommonBitMatrix* image,
+                                  CBC_ResultPoint* topLeft,
+                                  CBC_ResultPoint* bottomLeft,
+                                  CBC_ResultPoint* bottomRight,
+                                  CBC_ResultPoint* topRight,
+                                  int32_t dimensionX,
+                                  int32_t dimensionY,
+                                  int32_t& e);
+  CBC_ResultPointsAndTransitions* TransitionsBetween(CBC_ResultPoint* from,
+                                                     CBC_ResultPoint* to);
+  FX_BOOL IsValid(CBC_ResultPoint* p);
+  int32_t Distance(CBC_ResultPoint* a, CBC_ResultPoint* b);
+  void Increment(CFX_MapPtrTemplate<CBC_ResultPoint*, int32_t>& table,
+                 CBC_ResultPoint* key);
+  int32_t Round(FX_FLOAT d);
+  void OrderBestPatterns(CFX_PtrArray* patterns);
+  virtual void Init(int32_t& e);
+
+ private:
+  static const int32_t INTEGERS[5];
+
+  CBC_CommonBitMatrix* m_image;
+  CBC_WhiteRectangleDetector* m_rectangleDetector;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDETECTOR_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixReader.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixReader.cpp
new file mode 100644
index 0000000..9a22d4d
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixReader.cpp
@@ -0,0 +1,65 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixReader.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDetector.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetectorResult.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_DataMatrixReader::CBC_DataMatrixReader() {
+  m_decoder = NULL;
+}
+void CBC_DataMatrixReader::Init() {
+  m_decoder = new CBC_DataMatrixDecoder;
+  m_decoder->Init();
+}
+CBC_DataMatrixReader::~CBC_DataMatrixReader() {
+  delete m_decoder;
+}
+CFX_ByteString CBC_DataMatrixReader::Decode(CBC_BinaryBitmap* image,
+                                            int32_t hints,
+                                            int32_t& e) {
+  CBC_CommonBitMatrix* cdr = image->GetBlackMatrix(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CBC_DataMatrixDetector detector(cdr);
+  detector.Init(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  std::unique_ptr<CBC_QRDetectorResult> detectorResult(detector.Detect(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  std::unique_ptr<CBC_CommonDecoderResult> decodeResult(
+      m_decoder->Decode(detectorResult->GetBits(), e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return decodeResult->GetText();
+}
+CFX_ByteString CBC_DataMatrixReader::Decode(CBC_BinaryBitmap* image,
+                                            int32_t& e) {
+  CFX_ByteString bs = Decode(image, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixReader.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixReader.h
new file mode 100644
index 0000000..21fc54e
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixReader.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXREADER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXREADER_H_
+
+#include "xfa/fxbarcode/BC_Reader.h"
+
+class CBC_BinaryBitmap;
+class CBC_DataMatrixDecoder;
+
+class CBC_DataMatrixReader : public CBC_Reader {
+ public:
+  CBC_DataMatrixReader();
+  virtual ~CBC_DataMatrixReader();
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t& e);
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int hints, int32_t& e);
+
+  virtual void Init();
+
+ private:
+  CBC_DataMatrixDecoder* m_decoder;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXREADER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.cpp
new file mode 100644
index 0000000..16c253f
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.cpp
@@ -0,0 +1,40 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_DataMatrixSymbolInfo144::CBC_DataMatrixSymbolInfo144()
+    : CBC_SymbolInfo(FALSE, 1558, 620, 22, 22, 36) {
+  m_rsBlockData = -1;
+  m_rsBlockError = 62;
+}
+CBC_DataMatrixSymbolInfo144::~CBC_DataMatrixSymbolInfo144() {}
+int32_t CBC_DataMatrixSymbolInfo144::getInterleavedBlockCount() {
+  return 10;
+}
+int32_t CBC_DataMatrixSymbolInfo144getDataLengthForInterleavedBlock(
+    int32_t index) {
+  return (index <= 8) ? 156 : 155;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h
new file mode 100644
index 0000000..4d6cdc1
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h
@@ -0,0 +1,20 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXSYMBOLINFO144_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXSYMBOLINFO144_H_
+
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+
+class CBC_DataMatrixSymbolInfo144 : public CBC_SymbolInfo {
+ public:
+  CBC_DataMatrixSymbolInfo144();
+  virtual ~CBC_DataMatrixSymbolInfo144();
+  int32_t getInterleavedBlockCount();
+  int32_t getDataLengthForInterleavedBlock(int32_t index);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXSYMBOLINFO144_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.cpp
new file mode 100644
index 0000000..50131f3
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.cpp
@@ -0,0 +1,173 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdint.h>
+
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h"
+#include "xfa/fxbarcode/utils.h"
+
+CFX_PtrArray* CBC_DataMatrixVersion::VERSIONS = NULL;
+
+void CBC_DataMatrixVersion::Initialize() {
+  VERSIONS = new CFX_PtrArray();
+}
+void CBC_DataMatrixVersion::Finalize() {
+  for (int32_t i = 0; i < VERSIONS->GetSize(); i++) {
+    delete ((CBC_DataMatrixVersion*)(VERSIONS->GetAt(i)));
+  }
+  VERSIONS->RemoveAll();
+  delete VERSIONS;
+}
+CBC_DataMatrixVersion::CBC_DataMatrixVersion(int32_t versionNumber,
+                                             int32_t symbolSizeRows,
+                                             int32_t symbolSizeColumns,
+                                             int32_t dataRegionSizeRows,
+                                             int32_t dataRegionSizeColumns,
+                                             ECBlocks* ecBlocks) {
+  m_versionNumber = versionNumber;
+  m_symbolSizeRows = symbolSizeRows;
+  m_symbolSizeColumns = symbolSizeColumns;
+  m_dataRegionSizeRows = dataRegionSizeRows;
+  m_dataRegionSizeColumns = dataRegionSizeColumns;
+  m_ecBlocks = ecBlocks;
+  int32_t total = 0;
+  int32_t ecCodewords = ecBlocks->GetECCodewords();
+  const CFX_PtrArray& ecbArray = ecBlocks->GetECBlocks();
+  for (int32_t i = 0; i < ecbArray.GetSize(); i++) {
+    total += ((ECB*)ecbArray[i])->GetCount() *
+             (((ECB*)ecbArray[i])->GetDataCodewords() + ecCodewords);
+  }
+  m_totalCodewords = total;
+}
+CBC_DataMatrixVersion::~CBC_DataMatrixVersion() {
+  delete m_ecBlocks;
+}
+int32_t CBC_DataMatrixVersion::GetVersionNumber() {
+  return m_versionNumber;
+}
+int32_t CBC_DataMatrixVersion::GetSymbolSizeRows() {
+  return m_symbolSizeRows;
+}
+int32_t CBC_DataMatrixVersion::GetSymbolSizeColumns() {
+  return m_symbolSizeColumns;
+}
+int32_t CBC_DataMatrixVersion::GetDataRegionSizeRows() {
+  return m_dataRegionSizeRows;
+}
+int32_t CBC_DataMatrixVersion::GetDataRegionSizeColumns() {
+  return m_dataRegionSizeColumns;
+}
+int32_t CBC_DataMatrixVersion::GetTotalCodewords() {
+  return m_totalCodewords;
+}
+ECBlocks* CBC_DataMatrixVersion::GetECBlocks() {
+  return m_ecBlocks;
+}
+void CBC_DataMatrixVersion::ReleaseAll() {
+  for (int32_t i = 0; i < VERSIONS->GetSize(); i++) {
+    delete (CBC_DataMatrixVersion*)VERSIONS->GetAt(i);
+  }
+  VERSIONS->RemoveAll();
+}
+CBC_DataMatrixVersion* CBC_DataMatrixVersion::GetVersionForDimensions(
+    int32_t numRows,
+    int32_t numColumns,
+    int32_t& e) {
+  if ((numRows & 0x01) != 0 || (numColumns & 0x01) != 0) {
+    e = BCExceptionNotFound;
+    return NULL;
+  }
+  if (VERSIONS->GetSize() == 0) {
+    VERSIONS->Add(new CBC_DataMatrixVersion(1, 10, 10, 8, 8,
+                                            new ECBlocks(5, new ECB(1, 3))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(2, 12, 12, 10, 10,
+                                            new ECBlocks(7, new ECB(1, 5))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(3, 14, 14, 12, 12,
+                                            new ECBlocks(10, new ECB(1, 8))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(4, 16, 16, 14, 14,
+                                            new ECBlocks(12, new ECB(1, 12))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(5, 18, 18, 16, 16,
+                                            new ECBlocks(14, new ECB(1, 18))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(6, 20, 20, 18, 18,
+                                            new ECBlocks(18, new ECB(1, 22))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(7, 22, 22, 20, 20,
+                                            new ECBlocks(20, new ECB(1, 30))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(8, 24, 24, 22, 22,
+                                            new ECBlocks(24, new ECB(1, 36))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(9, 26, 26, 24, 24,
+                                            new ECBlocks(28, new ECB(1, 44))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(10, 32, 32, 14, 14,
+                                            new ECBlocks(36, new ECB(1, 62))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(11, 36, 36, 16, 16,
+                                            new ECBlocks(42, new ECB(1, 86))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(12, 40, 40, 18, 18,
+                                            new ECBlocks(48, new ECB(1, 114))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(13, 44, 44, 20, 20,
+                                            new ECBlocks(56, new ECB(1, 144))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(14, 48, 48, 22, 22,
+                                            new ECBlocks(68, new ECB(1, 174))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(15, 52, 52, 24, 24,
+                                            new ECBlocks(42, new ECB(2, 102))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(16, 64, 64, 14, 14,
+                                            new ECBlocks(56, new ECB(2, 140))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(17, 72, 72, 16, 16,
+                                            new ECBlocks(36, new ECB(4, 92))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(18, 80, 80, 18, 18,
+                                            new ECBlocks(48, new ECB(4, 114))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(19, 88, 88, 20, 20,
+                                            new ECBlocks(56, new ECB(4, 144))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(20, 96, 96, 22, 22,
+                                            new ECBlocks(68, new ECB(4, 174))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(21, 104, 104, 24, 24,
+                                            new ECBlocks(56, new ECB(6, 136))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(22, 120, 120, 18, 18,
+                                            new ECBlocks(68, new ECB(6, 175))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(23, 132, 132, 20, 20,
+                                            new ECBlocks(62, new ECB(8, 163))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(
+        24, 144, 144, 22, 22,
+        new ECBlocks(62, new ECB(8, 156), new ECB(2, 155))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(25, 8, 18, 6, 16,
+                                            new ECBlocks(7, new ECB(1, 5))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(26, 8, 32, 6, 14,
+                                            new ECBlocks(11, new ECB(1, 10))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(27, 12, 26, 10, 24,
+                                            new ECBlocks(14, new ECB(1, 16))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(28, 12, 36, 10, 16,
+                                            new ECBlocks(18, new ECB(1, 22))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(29, 16, 36, 14, 16,
+                                            new ECBlocks(24, new ECB(1, 32))));
+    VERSIONS->Add(new CBC_DataMatrixVersion(30, 16, 48, 14, 22,
+                                            new ECBlocks(28, new ECB(1, 49))));
+  }
+  int32_t numVersions = VERSIONS->GetSize();
+  for (int32_t i = 0; i < numVersions; ++i) {
+    if (((CBC_DataMatrixVersion*)((*VERSIONS)[i]))->m_symbolSizeRows ==
+            numRows &&
+        ((CBC_DataMatrixVersion*)((*VERSIONS)[i]))->m_symbolSizeColumns ==
+            numColumns) {
+      return (CBC_DataMatrixVersion*)(*VERSIONS)[i];
+    }
+  }
+  e = BCExceptionNotFound;
+  return NULL;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h
new file mode 100644
index 0000000..8a79355
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h
@@ -0,0 +1,92 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXVERSION_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXVERSION_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_DataMatrixVersion;
+
+class ECB {
+ public:
+  ECB(int32_t count, int32_t dataCodewords) {
+    m_count = count;
+    m_dataCodewords = dataCodewords;
+  }
+
+  int32_t GetCount() { return m_count; }
+
+  int32_t GetDataCodewords() { return m_dataCodewords; }
+
+ private:
+  int32_t m_count;
+  int32_t m_dataCodewords;
+};
+
+class ECBlocks {
+ public:
+  ECBlocks(int32_t ecCodewords, ECB* ecBlocks) {
+    m_ecCodewords = ecCodewords;
+    m_ecBlocks.Add(ecBlocks);
+  }
+
+  ECBlocks(int32_t ecCodewords, ECB* ecBlocks1, ECB* ecBlocks2) {
+    m_ecCodewords = ecCodewords;
+    m_ecBlocks.Add(ecBlocks1);
+    m_ecBlocks.Add(ecBlocks2);
+  }
+  ~ECBlocks() {
+    for (int32_t i = 0; i < m_ecBlocks.GetSize(); i++) {
+      delete (ECB*)m_ecBlocks[i];
+    }
+    m_ecBlocks.RemoveAll();
+  }
+
+  int32_t GetECCodewords() { return m_ecCodewords; }
+
+  const CFX_PtrArray& GetECBlocks() { return m_ecBlocks; }
+
+ private:
+  int32_t m_ecCodewords;
+  CFX_PtrArray m_ecBlocks;
+};
+
+class CBC_DataMatrixVersion {
+ public:
+  CBC_DataMatrixVersion(int32_t versionNumber,
+                        int32_t symbolSizeRows,
+                        int32_t symbolSizeColumns,
+                        int32_t dataRegionSizeRows,
+                        int32_t dataRegionSizeColumns,
+                        ECBlocks* ecBlocks);
+  virtual ~CBC_DataMatrixVersion();
+  static void Initialize();
+  static void Finalize();
+  int32_t GetVersionNumber();
+  int32_t GetSymbolSizeRows();
+  int32_t GetSymbolSizeColumns();
+  int32_t GetDataRegionSizeRows();
+  int32_t GetDataRegionSizeColumns();
+  int32_t GetTotalCodewords();
+  ECBlocks* GetECBlocks();
+  static CBC_DataMatrixVersion* GetVersionForDimensions(int32_t numRows,
+                                                        int32_t numColumns,
+                                                        int32_t& e);
+  static void ReleaseAll();
+
+ private:
+  int32_t m_versionNumber;
+  int32_t m_symbolSizeRows;
+  int32_t m_symbolSizeColumns;
+  int32_t m_dataRegionSizeRows;
+  int32_t m_dataRegionSizeColumns;
+  ECBlocks* m_ecBlocks;
+  int32_t m_totalCodewords;
+  static CFX_PtrArray* VERSIONS;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXVERSION_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp
new file mode 100644
index 0000000..03cd5fb
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp
@@ -0,0 +1,136 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.h"
+#include "xfa/fxbarcode/datamatrix/BC_DefaultPlacement.h"
+#include "xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_ErrorCorrection.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "xfa/fxbarcode/datamatrix/BC_TextEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_X12Encoder.h"
+
+CBC_DataMatrixWriter::CBC_DataMatrixWriter() {}
+CBC_DataMatrixWriter::~CBC_DataMatrixWriter() {}
+FX_BOOL CBC_DataMatrixWriter::SetErrorCorrectionLevel(int32_t level) {
+  m_iCorrectLevel = level;
+  return TRUE;
+}
+uint8_t* CBC_DataMatrixWriter::Encode(const CFX_WideString& contents,
+                                      int32_t& outWidth,
+                                      int32_t& outHeight,
+                                      int32_t& e) {
+  if (outWidth < 0 || outHeight < 0) {
+    e = BCExceptionHeightAndWidthMustBeAtLeast1;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  CBC_SymbolShapeHint::SymbolShapeHint shape =
+      CBC_SymbolShapeHint::FORCE_SQUARE;
+  CBC_Dimension* minSize = NULL;
+  CBC_Dimension* maxSize = NULL;
+  CFX_WideString ecLevel;
+  CFX_WideString encoded = CBC_HighLevelEncoder::encodeHighLevel(
+      contents, ecLevel, shape, minSize, maxSize, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_SymbolInfo* symbolInfo = CBC_SymbolInfo::lookup(
+      encoded.GetLength(), shape, minSize, maxSize, TRUE, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_WideString codewords =
+      CBC_ErrorCorrection::encodeECC200(encoded, symbolInfo, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_DefaultPlacement* placement =
+      new CBC_DefaultPlacement(codewords, symbolInfo->getSymbolDataWidth(e),
+                               symbolInfo->getSymbolDataHeight(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  placement->place();
+  CBC_CommonByteMatrix* bytematrix = encodeLowLevel(placement, symbolInfo, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  outWidth = bytematrix->GetWidth();
+  outHeight = bytematrix->GetHeight();
+  uint8_t* result = FX_Alloc2D(uint8_t, outWidth, outHeight);
+  FXSYS_memcpy(result, bytematrix->GetArray(), outWidth * outHeight);
+  delete bytematrix;
+  delete placement;
+  return result;
+}
+CBC_CommonByteMatrix* CBC_DataMatrixWriter::encodeLowLevel(
+    CBC_DefaultPlacement* placement,
+    CBC_SymbolInfo* symbolInfo,
+    int32_t& e) {
+  int32_t symbolWidth = symbolInfo->getSymbolDataWidth(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t symbolHeight = symbolInfo->getSymbolDataHeight(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_CommonByteMatrix* matrix = new CBC_CommonByteMatrix(
+      symbolInfo->getSymbolWidth(e), symbolInfo->getSymbolHeight(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  matrix->Init();
+  int32_t matrixY = 0;
+  for (int32_t y = 0; y < symbolHeight; y++) {
+    int32_t matrixX;
+    if ((y % symbolInfo->m_matrixHeight) == 0) {
+      matrixX = 0;
+      for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) {
+        matrix->Set(matrixX, matrixY, (x % 2) == 0);
+        matrixX++;
+      }
+      matrixY++;
+    }
+    matrixX = 0;
+    for (int32_t x = 0; x < symbolWidth; x++) {
+      if ((x % symbolInfo->m_matrixWidth) == 0) {
+        matrix->Set(matrixX, matrixY, TRUE);
+        matrixX++;
+      }
+      matrix->Set(matrixX, matrixY, placement->getBit(x, y));
+      matrixX++;
+      if ((x % symbolInfo->m_matrixWidth) == symbolInfo->m_matrixWidth - 1) {
+        matrix->Set(matrixX, matrixY, (y % 2) == 0);
+        matrixX++;
+      }
+    }
+    matrixY++;
+    if ((y % symbolInfo->m_matrixHeight) == symbolInfo->m_matrixHeight - 1) {
+      matrixX = 0;
+      for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) {
+        matrix->Set(matrixX, matrixY, TRUE);
+        matrixX++;
+      }
+      matrixY++;
+    }
+  }
+  return matrix;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.h b/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.h
new file mode 100644
index 0000000..7c19a07
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.h
@@ -0,0 +1,33 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXWRITER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXWRITER_H_
+
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+
+class CBC_CommonByteMatrix;
+class CBC_DefaultPlacement;
+class CBC_SymbolInfo;
+
+class CBC_DataMatrixWriter : public CBC_TwoDimWriter {
+ public:
+  CBC_DataMatrixWriter();
+  virtual ~CBC_DataMatrixWriter();
+  uint8_t* Encode(const CFX_WideString& contents,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  FX_BOOL SetErrorCorrectionLevel(int32_t level);
+
+ private:
+  static CBC_CommonByteMatrix* encodeLowLevel(CBC_DefaultPlacement* placement,
+                                              CBC_SymbolInfo* symbolInfo,
+                                              int32_t& e);
+  int32_t m_iCorrectLevel;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXWRITER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_DefaultPlacement.cpp b/xfa/fxbarcode/datamatrix/BC_DefaultPlacement.cpp
new file mode 100644
index 0000000..830df22
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DefaultPlacement.cpp
@@ -0,0 +1,164 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_DefaultPlacement.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+
+CBC_DefaultPlacement::CBC_DefaultPlacement(CFX_WideString codewords,
+                                           int32_t numcols,
+                                           int32_t numrows) {
+  m_codewords = codewords;
+  m_numcols = numcols;
+  m_numrows = numrows;
+  m_bits.SetSize(numcols * numrows);
+  for (int32_t i = 0; i < numcols * numrows; i++) {
+    m_bits[i] = (uint8_t)2;
+  }
+}
+CBC_DefaultPlacement::~CBC_DefaultPlacement() {
+  m_bits.RemoveAll();
+}
+int32_t CBC_DefaultPlacement::getNumrows() {
+  return m_numrows;
+}
+int32_t CBC_DefaultPlacement::getNumcols() {
+  return m_numcols;
+}
+CFX_ByteArray& CBC_DefaultPlacement::getBits() {
+  return m_bits;
+}
+FX_BOOL CBC_DefaultPlacement::getBit(int32_t col, int32_t row) {
+  return m_bits[row * m_numcols + col] == 1;
+}
+void CBC_DefaultPlacement::setBit(int32_t col, int32_t row, FX_BOOL bit) {
+  m_bits[row * m_numcols + col] = bit ? (uint8_t)1 : (uint8_t)0;
+}
+FX_BOOL CBC_DefaultPlacement::hasBit(int32_t col, int32_t row) {
+  return m_bits[row * m_numcols + col] != 2;
+}
+void CBC_DefaultPlacement::place() {
+  int32_t pos = 0;
+  int32_t row = 4;
+  int32_t col = 0;
+  do {
+    if ((row == m_numrows) && (col == 0)) {
+      corner1(pos++);
+    }
+    if ((row == m_numrows - 2) && (col == 0) && ((m_numcols % 4) != 0)) {
+      corner2(pos++);
+    }
+    if ((row == m_numrows - 2) && (col == 0) && (m_numcols % 8 == 4)) {
+      corner3(pos++);
+    }
+    if ((row == m_numrows + 4) && (col == 2) && ((m_numcols % 8) == 0)) {
+      corner4(pos++);
+    }
+    do {
+      if ((row < m_numrows) && (col >= 0) && !hasBit(col, row)) {
+        utah(row, col, pos++);
+      }
+      row -= 2;
+      col += 2;
+    } while (row >= 0 && (col < m_numcols));
+    row++;
+    col += 3;
+    do {
+      if ((row >= 0) && (col < m_numcols) && !hasBit(col, row)) {
+        utah(row, col, pos++);
+      }
+      row += 2;
+      col -= 2;
+    } while ((row < m_numrows) && (col >= 0));
+    row += 3;
+    col++;
+  } while ((row < m_numrows) || (col < m_numcols));
+  if (!hasBit(m_numcols - 1, m_numrows - 1)) {
+    setBit(m_numcols - 1, m_numrows - 1, TRUE);
+    setBit(m_numcols - 2, m_numrows - 2, TRUE);
+  }
+}
+void CBC_DefaultPlacement::module(int32_t row,
+                                  int32_t col,
+                                  int32_t pos,
+                                  int32_t bit) {
+  if (row < 0) {
+    row += m_numrows;
+    col += 4 - ((m_numrows + 4) % 8);
+  }
+  if (col < 0) {
+    col += m_numcols;
+    row += 4 - ((m_numcols + 4) % 8);
+  }
+  int32_t v = m_codewords.GetAt(pos);
+  v &= 1 << (8 - bit);
+  setBit(col, row, v != 0);
+}
+void CBC_DefaultPlacement::utah(int32_t row, int32_t col, int32_t pos) {
+  module(row - 2, col - 2, pos, 1);
+  module(row - 2, col - 1, pos, 2);
+  module(row - 1, col - 2, pos, 3);
+  module(row - 1, col - 1, pos, 4);
+  module(row - 1, col, pos, 5);
+  module(row, col - 2, pos, 6);
+  module(row, col - 1, pos, 7);
+  module(row, col, pos, 8);
+}
+void CBC_DefaultPlacement::corner1(int32_t pos) {
+  module(m_numrows - 1, 0, pos, 1);
+  module(m_numrows - 1, 1, pos, 2);
+  module(m_numrows - 1, 2, pos, 3);
+  module(0, m_numcols - 2, pos, 4);
+  module(0, m_numcols - 1, pos, 5);
+  module(1, m_numcols - 1, pos, 6);
+  module(2, m_numcols - 1, pos, 7);
+  module(3, m_numcols - 1, pos, 8);
+}
+void CBC_DefaultPlacement::corner2(int32_t pos) {
+  module(m_numrows - 3, 0, pos, 1);
+  module(m_numrows - 2, 0, pos, 2);
+  module(m_numrows - 1, 0, pos, 3);
+  module(0, m_numcols - 4, pos, 4);
+  module(0, m_numcols - 3, pos, 5);
+  module(0, m_numcols - 2, pos, 6);
+  module(0, m_numcols - 1, pos, 7);
+  module(1, m_numcols - 1, pos, 8);
+}
+void CBC_DefaultPlacement::corner3(int32_t pos) {
+  module(m_numrows - 3, 0, pos, 1);
+  module(m_numrows - 2, 0, pos, 2);
+  module(m_numrows - 1, 0, pos, 3);
+  module(0, m_numcols - 2, pos, 4);
+  module(0, m_numcols - 1, pos, 5);
+  module(1, m_numcols - 1, pos, 6);
+  module(2, m_numcols - 1, pos, 7);
+  module(3, m_numcols - 1, pos, 8);
+}
+void CBC_DefaultPlacement::corner4(int32_t pos) {
+  module(m_numrows - 1, 0, pos, 1);
+  module(m_numrows - 1, m_numcols - 1, pos, 2);
+  module(0, m_numcols - 3, pos, 3);
+  module(0, m_numcols - 2, pos, 4);
+  module(0, m_numcols - 1, pos, 5);
+  module(1, m_numcols - 3, pos, 6);
+  module(1, m_numcols - 2, pos, 7);
+  module(1, m_numcols - 1, pos, 8);
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_DefaultPlacement.h b/xfa/fxbarcode/datamatrix/BC_DefaultPlacement.h
new file mode 100644
index 0000000..49008f3
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DefaultPlacement.h
@@ -0,0 +1,40 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_DEFAULTPLACEMENT_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_DEFAULTPLACEMENT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_DefaultPlacement {
+ public:
+  CBC_DefaultPlacement(CFX_WideString codewords,
+                       int32_t numcols,
+                       int32_t numrows);
+  virtual ~CBC_DefaultPlacement();
+
+  int32_t getNumrows();
+  int32_t getNumcols();
+  CFX_ByteArray& getBits();
+  FX_BOOL getBit(int32_t col, int32_t row);
+  void setBit(int32_t col, int32_t row, FX_BOOL bit);
+  FX_BOOL hasBit(int32_t col, int32_t row);
+  void place();
+
+ private:
+  CFX_WideString m_codewords;
+  int32_t m_numrows;
+  int32_t m_numcols;
+  CFX_ByteArray m_bits;
+  void module(int32_t row, int32_t col, int32_t pos, int32_t bit);
+  void utah(int32_t row, int32_t col, int32_t pos);
+  void corner1(int32_t pos);
+  void corner2(int32_t pos);
+  void corner3(int32_t pos);
+  void corner4(int32_t pos);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_DEFAULTPLACEMENT_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_EdifactEncoder.cpp b/xfa/fxbarcode/datamatrix/BC_EdifactEncoder.cpp
new file mode 100644
index 0000000..d1f5b97
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_EdifactEncoder.cpp
@@ -0,0 +1,154 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_EdifactEncoder::CBC_EdifactEncoder() {}
+CBC_EdifactEncoder::~CBC_EdifactEncoder() {}
+int32_t CBC_EdifactEncoder::getEncodingMode() {
+  return EDIFACT_ENCODATION;
+}
+void CBC_EdifactEncoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  while (context.hasMoreCharacters()) {
+    FX_WCHAR c = context.getCurrentChar();
+    encodeChar(c, buffer, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    context.m_pos++;
+    int32_t count = buffer.GetLength();
+    if (count >= 4) {
+      context.writeCodewords(encodeToCodewords(buffer, 0, e));
+      if (e != BCExceptionNO) {
+        return;
+      }
+      buffer.Delete(0, 4);
+      int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+          context.m_msg, context.m_pos, getEncodingMode());
+      if (newMode != getEncodingMode()) {
+        context.signalEncoderChange(ASCII_ENCODATION);
+        break;
+      }
+    }
+  }
+  buffer += (FX_WCHAR)31;
+  handleEOD(context, buffer, e);
+}
+void CBC_EdifactEncoder::handleEOD(CBC_EncoderContext& context,
+                                   CFX_WideString buffer,
+                                   int32_t& e) {
+  int32_t count = buffer.GetLength();
+  if (count == 0) {
+    return;
+  }
+  if (count == 1) {
+    context.updateSymbolInfo(e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t available =
+        context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+    int32_t remaining = context.getRemainingCharacters();
+    if (remaining == 0 && available <= 2) {
+      return;
+    }
+  }
+  if (count > 4) {
+    e = BCExceptionIllegalStateCountMustNotExceed4;
+    return;
+  }
+  int32_t restChars = count - 1;
+  CFX_WideString encoded = encodeToCodewords(buffer, 0, e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  FX_BOOL endOfSymbolReached = !context.hasMoreCharacters();
+  FX_BOOL restInAscii = endOfSymbolReached && restChars <= 2;
+  if (restChars <= 2) {
+    context.updateSymbolInfo(context.getCodewordCount() + restChars, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t available =
+        context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+    if (available >= 3) {
+      restInAscii = FALSE;
+      context.updateSymbolInfo(context.getCodewordCount() + encoded.GetLength(),
+                               e);
+      if (e != BCExceptionNO) {
+        return;
+      }
+    }
+  }
+  if (restInAscii) {
+    context.resetSymbolInfo();
+    context.m_pos -= restChars;
+  } else {
+    context.writeCodewords(encoded);
+  }
+  context.signalEncoderChange(ASCII_ENCODATION);
+}
+void CBC_EdifactEncoder::encodeChar(FX_WCHAR c,
+                                    CFX_WideString& sb,
+                                    int32_t& e) {
+  if (c >= ' ' && c <= '?') {
+    sb += c;
+  } else if (c >= '@' && c <= '^') {
+    sb += (FX_WCHAR)(c - 64);
+  } else {
+    CBC_HighLevelEncoder::illegalCharacter(c, e);
+  }
+}
+CFX_WideString CBC_EdifactEncoder::encodeToCodewords(CFX_WideString sb,
+                                                     int32_t startPos,
+                                                     int32_t& e) {
+  int32_t len = sb.GetLength() - startPos;
+  if (len == 0) {
+    e = BCExceptionNoContents;
+    return (FX_WCHAR*)"";
+  }
+  FX_WCHAR c1 = sb.GetAt(startPos);
+  FX_WCHAR c2 = len >= 2 ? sb.GetAt(startPos + 1) : 0;
+  FX_WCHAR c3 = len >= 3 ? sb.GetAt(startPos + 2) : 0;
+  FX_WCHAR c4 = len >= 4 ? sb.GetAt(startPos + 3) : 0;
+  int32_t v = (c1 << 18) + (c2 << 12) + (c3 << 6) + c4;
+  FX_WCHAR cw1 = (FX_WCHAR)((v >> 16) & 255);
+  FX_WCHAR cw2 = (FX_WCHAR)((v >> 8) & 255);
+  FX_WCHAR cw3 = (FX_WCHAR)(v & 255);
+  CFX_WideString res;
+  res += cw1;
+  if (len >= 2) {
+    res += cw2;
+  }
+  if (len >= 3) {
+    res += cw3;
+  }
+  return res;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h b/xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h
new file mode 100644
index 0000000..fd37ffb
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h
@@ -0,0 +1,29 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_EDIFACTENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_EDIFACTENCODER_H_
+
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_EdifactEncoder : public CBC_Encoder {
+ public:
+  CBC_EdifactEncoder();
+  virtual ~CBC_EdifactEncoder();
+  int32_t getEncodingMode();
+  void Encode(CBC_EncoderContext& context, int32_t& e);
+
+ private:
+  static void handleEOD(CBC_EncoderContext& context,
+                        CFX_WideString buffer,
+                        int32_t& e);
+  static void encodeChar(FX_WCHAR c, CFX_WideString& sb, int32_t& e);
+  static CFX_WideString encodeToCodewords(CFX_WideString sb,
+                                          int32_t startPos,
+                                          int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_EDIFACTENCODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_Encoder.cpp b/xfa/fxbarcode/datamatrix/BC_Encoder.cpp
new file mode 100644
index 0000000..bf815bd
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_Encoder.cpp
@@ -0,0 +1,10 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+
+CBC_Encoder::CBC_Encoder() {}
+CBC_Encoder::~CBC_Encoder() {}
diff --git a/xfa/fxbarcode/datamatrix/BC_Encoder.h b/xfa/fxbarcode/datamatrix/BC_Encoder.h
new file mode 100644
index 0000000..78dc6ac
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_Encoder.h
@@ -0,0 +1,21 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_ENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_ENCODER_H_
+
+#include "xfa/fxbarcode/utils.h"
+
+class CBC_EncoderContext;
+class CBC_Encoder {
+ public:
+  CBC_Encoder();
+  virtual ~CBC_Encoder();
+  virtual int32_t getEncodingMode() = 0;
+  virtual void Encode(CBC_EncoderContext& context, int32_t& e) = 0;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_ENCODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_EncoderContext.cpp b/xfa/fxbarcode/datamatrix/BC_EncoderContext.cpp
new file mode 100644
index 0000000..c99dcb7
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_EncoderContext.cpp
@@ -0,0 +1,111 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_EncoderContext::CBC_EncoderContext(const CFX_WideString msg,
+                                       CFX_WideString ecLevel,
+                                       int32_t& e) {
+  CFX_ByteString dststr;
+  CBC_UtilCodingConvert::UnicodeToUTF8(msg, dststr);
+  CFX_WideString sb;
+  int32_t c = dststr.GetLength();
+  for (int32_t i = 0; i < c; i++) {
+    FX_WCHAR ch = (FX_WCHAR)(dststr.GetAt(i) & 0xff);
+    if (ch == '?' && dststr.GetAt(i) != '?') {
+      e = BCExceptionCharactersOutsideISO88591Encoding;
+    }
+    sb += ch;
+  }
+  m_msg = sb;
+  m_shape = FORCE_NONE;
+  m_newEncoding = -1;
+  m_pos = 0;
+  m_symbolInfo = NULL;
+  m_skipAtEnd = 0;
+  m_maxSize = NULL;
+  m_minSize = NULL;
+}
+CBC_EncoderContext::~CBC_EncoderContext() {}
+void CBC_EncoderContext::setSymbolShape(SymbolShapeHint shape) {
+  m_shape = shape;
+}
+void CBC_EncoderContext::setSizeConstraints(CBC_Dimension* minSize,
+                                            CBC_Dimension* maxSize) {
+  m_maxSize = maxSize;
+  m_minSize = minSize;
+}
+CFX_WideString CBC_EncoderContext::getMessage() {
+  return m_msg;
+}
+void CBC_EncoderContext::setSkipAtEnd(int32_t count) {
+  m_skipAtEnd = count;
+}
+FX_WCHAR CBC_EncoderContext::getCurrentChar() {
+  return m_msg.GetAt(m_pos);
+}
+FX_WCHAR CBC_EncoderContext::getCurrent() {
+  return m_msg.GetAt(m_pos);
+}
+void CBC_EncoderContext::writeCodewords(CFX_WideString codewords) {
+  m_codewords += codewords;
+}
+void CBC_EncoderContext::writeCodeword(FX_WCHAR codeword) {
+  m_codewords += codeword;
+}
+int32_t CBC_EncoderContext::getCodewordCount() {
+  return m_codewords.GetLength();
+}
+void CBC_EncoderContext::signalEncoderChange(int32_t encoding) {
+  m_newEncoding = encoding;
+}
+void CBC_EncoderContext::resetEncoderSignal() {
+  m_newEncoding = -1;
+}
+FX_BOOL CBC_EncoderContext::hasMoreCharacters() {
+  return m_pos < getTotalMessageCharCount();
+}
+int32_t CBC_EncoderContext::getRemainingCharacters() {
+  return getTotalMessageCharCount() - m_pos;
+}
+void CBC_EncoderContext::updateSymbolInfo(int32_t& e) {
+  updateSymbolInfo(getCodewordCount(), e);
+}
+void CBC_EncoderContext::updateSymbolInfo(int32_t len, int32_t& e) {
+  if (m_symbolInfo == NULL || len > m_symbolInfo->m_dataCapacity) {
+    m_symbolInfo =
+        CBC_SymbolInfo::lookup(len, m_shape, m_minSize, m_maxSize, true, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_EncoderContext::resetSymbolInfo() {
+  m_shape = FORCE_NONE;
+}
+int32_t CBC_EncoderContext::getTotalMessageCharCount() {
+  return m_msg.GetLength() - m_skipAtEnd;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_EncoderContext.h b/xfa/fxbarcode/datamatrix/BC_EncoderContext.h
new file mode 100644
index 0000000..ddc6988
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_EncoderContext.h
@@ -0,0 +1,55 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
+
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+class CBC_SymbolInfo;
+class CBC_Dimension;
+
+class CBC_EncoderContext : public CBC_SymbolShapeHint {
+ public:
+  CBC_EncoderContext(const CFX_WideString msg,
+                     CFX_WideString ecLevel,
+                     int32_t& e);
+  virtual ~CBC_EncoderContext();
+  void setSymbolShape(SymbolShapeHint shape);
+  void setSizeConstraints(CBC_Dimension* minSize, CBC_Dimension* maxSize);
+  CFX_WideString getMessage();
+  void setSkipAtEnd(int32_t count);
+  FX_WCHAR getCurrentChar();
+  FX_WCHAR getCurrent();
+  void writeCodewords(CFX_WideString codewords);
+  void writeCodeword(FX_WCHAR codeword);
+  int32_t getCodewordCount();
+  void signalEncoderChange(int32_t encoding);
+  void resetEncoderSignal();
+  FX_BOOL hasMoreCharacters();
+  int32_t getRemainingCharacters();
+  void updateSymbolInfo(int32_t& e);
+  void updateSymbolInfo(int32_t len, int32_t& e);
+  void resetSymbolInfo();
+
+ public:
+  CFX_WideString m_msg;
+  CFX_WideString m_codewords;
+  int32_t m_pos;
+  int32_t m_newEncoding;
+  CBC_SymbolInfo* m_symbolInfo;
+
+ private:
+  int32_t getTotalMessageCharCount();
+
+ private:
+  SymbolShapeHint m_shape;
+  CBC_Dimension* m_minSize;
+  CBC_Dimension* m_maxSize;
+  int32_t m_skipAtEnd;
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_ErrorCorrection.cpp b/xfa/fxbarcode/datamatrix/BC_ErrorCorrection.cpp
new file mode 100644
index 0000000..98c0599
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_ErrorCorrection.cpp
@@ -0,0 +1,175 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_ErrorCorrection.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+int32_t CBC_ErrorCorrection::FACTOR_SETS[] = {5,  7,  10, 11, 12, 14, 18, 20,
+                                              24, 28, 36, 42, 48, 56, 62, 68};
+int32_t CBC_ErrorCorrection::FACTORS[][100] = {
+    {228, 48, 15, 111, 62},
+    {23, 68, 144, 134, 240, 92, 254},
+    {28, 24, 185, 166, 223, 248, 116, 255, 110, 61},
+    {175, 138, 205, 12, 194, 168, 39, 245, 60, 97, 120},
+    {41, 153, 158, 91, 61, 42, 142, 213, 97, 178, 100, 242},
+    {156, 97, 192, 252, 95, 9, 157, 119, 138, 45, 18, 186, 83, 185},
+    {83, 195, 100, 39, 188, 75, 66, 61, 241, 213, 109, 129, 94, 254, 225, 48,
+     90, 188},
+    {15, 195, 244, 9, 233, 71, 168, 2, 188, 160, 153, 145, 253, 79, 108, 82, 27,
+     174, 186, 172},
+    {52, 190, 88, 205, 109, 39, 176, 21, 155, 197, 251, 223, 155, 21, 5, 172,
+     254, 124, 12, 181, 184, 96, 50, 193},
+    {211, 231, 43, 97, 71, 96, 103, 174, 37, 151, 170, 53, 75, 34, 249, 121, 17,
+     138, 110, 213, 141, 136, 120, 151, 233, 168, 93, 255},
+    {245, 127, 242, 218, 130, 250, 162, 181, 102, 120, 84, 179, 220, 251, 80,
+     182, 229, 18, 2, 4, 68, 33, 101, 137, 95, 119, 115, 44, 175, 184, 59, 25,
+     225, 98, 81, 112},
+    {77, 193, 137, 31, 19, 38, 22, 153, 247, 105, 122, 2, 245, 133, 242, 8, 175,
+     95, 100, 9, 167, 105, 214, 111, 57, 121, 21, 1, 253, 57, 54, 101, 248, 202,
+     69, 50, 150, 177, 226, 5, 9, 5},
+    {245, 132, 172, 223, 96, 32, 117, 22, 238, 133, 238, 231, 205, 188, 237, 87,
+     191, 106, 16, 147, 118, 23, 37, 90, 170, 205, 131, 88, 120, 100, 66, 138,
+     186, 240, 82, 44, 176, 87, 187, 147, 160, 175, 69, 213, 92, 253, 225, 19},
+    {175, 9, 223, 238, 12, 17, 220, 208, 100, 29, 175, 170, 230, 192, 215, 235,
+     150, 159, 36, 223, 38, 200, 132, 54, 228, 146, 218, 234, 117, 203, 29, 232,
+     144, 238, 22, 150, 201, 117, 62, 207, 164, 13, 137, 245, 127, 67, 247, 28,
+     155, 43, 203, 107, 233, 53, 143, 46},
+    {242, 93, 169, 50, 144, 210, 39, 118, 202, 188, 201, 189, 143, 108, 196, 37,
+     185, 112, 134, 230, 245, 63, 197, 190, 250, 106, 185, 221, 175, 64, 114,
+     71, 161, 44, 147, 6, 27, 218, 51, 63, 87, 10, 40, 130, 188, 17, 163, 31,
+     176, 170, 4, 107, 232, 7, 94, 166, 224, 124, 86, 47, 11, 204},
+    {220, 228, 173, 89, 251, 149, 159, 56, 89, 33, 147, 244, 154, 36, 73, 127,
+     213, 136, 248, 180, 234, 197, 158, 177, 68, 122, 93, 213, 15, 160, 227,
+     236, 66, 139, 153, 185, 202, 167, 179, 25, 220, 232, 96, 210, 231, 136,
+     223, 239, 181, 241, 59, 52, 172, 25, 49, 232, 211, 189, 64, 54, 108, 153,
+     132, 63, 96, 103, 82, 186}};
+int32_t CBC_ErrorCorrection::MODULO_VALUE = 0x12D;
+int32_t CBC_ErrorCorrection::LOG[256] = {0};
+int32_t CBC_ErrorCorrection::ALOG[256] = {0};
+void CBC_ErrorCorrection::Initialize() {
+  int32_t p = 1;
+  for (int32_t i = 0; i < 255; i++) {
+    ALOG[i] = p;
+    LOG[p] = i;
+    p <<= 1;
+    if (p >= 256) {
+      p ^= MODULO_VALUE;
+    }
+  }
+}
+void CBC_ErrorCorrection::Finalize() {}
+CBC_ErrorCorrection::CBC_ErrorCorrection() {}
+CBC_ErrorCorrection::~CBC_ErrorCorrection() {}
+CFX_WideString CBC_ErrorCorrection::encodeECC200(CFX_WideString codewords,
+                                                 CBC_SymbolInfo* symbolInfo,
+                                                 int32_t& e) {
+  if (codewords.GetLength() != symbolInfo->m_dataCapacity) {
+    e = BCExceptionIllegalArgument;
+    return (FX_WCHAR*)"";
+  }
+  CFX_WideString sb;
+  sb += codewords;
+  int32_t blockCount = symbolInfo->getInterleavedBlockCount();
+  if (blockCount == 1) {
+    CFX_WideString ecc =
+        createECCBlock(codewords, symbolInfo->m_errorCodewords, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
+    sb += ecc;
+  } else {
+    CFX_Int32Array dataSizes;
+    dataSizes.SetSize(blockCount);
+    CFX_Int32Array errorSizes;
+    errorSizes.SetSize(blockCount);
+    CFX_Int32Array startPos;
+    startPos.SetSize(blockCount);
+    for (int32_t i = 0; i < blockCount; i++) {
+      dataSizes[i] = symbolInfo->getDataLengthForInterleavedBlock(i + 1);
+      errorSizes[i] = symbolInfo->getErrorLengthForInterleavedBlock(i + 1);
+      startPos[i] = 0;
+      if (i > 0) {
+        startPos[i] = startPos[i - 1] + dataSizes[i];
+      }
+    }
+    for (int32_t block = 0; block < blockCount; block++) {
+      CFX_WideString temp;
+      for (int32_t d = block; d < symbolInfo->m_dataCapacity; d += blockCount) {
+        temp += (FX_WCHAR)codewords.GetAt(d);
+      }
+      CFX_WideString ecc = createECCBlock(temp, errorSizes[block], e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
+      int32_t pos = 0;
+      for (int32_t l = block; l < errorSizes[block] * blockCount;
+           l += blockCount) {
+        sb.SetAt(symbolInfo->m_dataCapacity + l, ecc.GetAt(pos++));
+      }
+    }
+  }
+  return sb;
+}
+CFX_WideString CBC_ErrorCorrection::createECCBlock(CFX_WideString codewords,
+                                                   int32_t numECWords,
+                                                   int32_t& e) {
+  return createECCBlock(codewords, 0, codewords.GetLength(), numECWords, e);
+}
+CFX_WideString CBC_ErrorCorrection::createECCBlock(CFX_WideString codewords,
+                                                   int32_t start,
+                                                   int32_t len,
+                                                   int32_t numECWords,
+                                                   int32_t& e) {
+  int32_t table = -1;
+  for (int32_t i = 0; i < sizeof(FACTOR_SETS) / sizeof(int32_t); i++) {
+    if (FACTOR_SETS[i] == numECWords) {
+      table = i;
+      break;
+    }
+  }
+  if (table < 0) {
+    e = BCExceptionIllegalArgument;
+    return (FX_WCHAR*)"";
+  }
+  FX_WORD* ecc = FX_Alloc(FX_WORD, numECWords);
+  FXSYS_memset(ecc, 0, numECWords * sizeof(FX_WORD));
+  for (int32_t l = start; l < start + len; l++) {
+    FX_WORD m = ecc[numECWords - 1] ^ codewords.GetAt(l);
+    for (int32_t k = numECWords - 1; k > 0; k--) {
+      if (m != 0 && FACTORS[table][k] != 0) {
+        ecc[k] = (FX_WORD)(ecc[k - 1] ^
+                           ALOG[(LOG[m] + LOG[FACTORS[table][k]]) % 255]);
+      } else {
+        ecc[k] = ecc[k - 1];
+      }
+    }
+    if (m != 0 && FACTORS[table][0] != 0) {
+      ecc[0] = (FX_WORD)ALOG[(LOG[m] + LOG[FACTORS[table][0]]) % 255];
+    } else {
+      ecc[0] = 0;
+    }
+  }
+  CFX_WideString strecc;
+  for (int32_t j = 0; j < numECWords; j++) {
+    strecc += (FX_WCHAR)ecc[numECWords - j - 1];
+  }
+  FX_Free(ecc);
+  return strecc;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_ErrorCorrection.h b/xfa/fxbarcode/datamatrix/BC_ErrorCorrection.h
new file mode 100644
index 0000000..a4264b6
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_ErrorCorrection.h
@@ -0,0 +1,39 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_
+
+class CBC_SymbolInfo;
+class CBC_ErrorCorrection {
+ public:
+  CBC_ErrorCorrection();
+  virtual ~CBC_ErrorCorrection();
+  static void Initialize();
+  static void Finalize();
+  static CFX_WideString encodeECC200(CFX_WideString codewords,
+                                     CBC_SymbolInfo* symbolInfo,
+                                     int32_t& e);
+
+ private:
+  static int32_t FACTOR_SETS[];
+  static int32_t FACTORS[][100];
+  static int32_t MODULO_VALUE;
+  static int32_t LOG[256];
+  static int32_t ALOG[256];
+
+ private:
+  static CFX_WideString createECCBlock(CFX_WideString codewords,
+                                       int32_t numECWords,
+                                       int32_t& e);
+  static CFX_WideString createECCBlock(CFX_WideString codewords,
+                                       int32_t start,
+                                       int32_t len,
+                                       int32_t numECWords,
+                                       int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.cpp b/xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.cpp
new file mode 100644
index 0000000..d8e7bb1
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.cpp
@@ -0,0 +1,375 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <limits>
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "xfa/fxbarcode/datamatrix/BC_TextEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_X12Encoder.h"
+#include "xfa/fxbarcode/utils.h"
+
+FX_WCHAR CBC_HighLevelEncoder::LATCH_TO_C40 = 230;
+FX_WCHAR CBC_HighLevelEncoder::LATCH_TO_BASE256 = 231;
+FX_WCHAR CBC_HighLevelEncoder::UPPER_SHIFT = 235;
+FX_WCHAR CBC_HighLevelEncoder::LATCH_TO_ANSIX12 = 238;
+FX_WCHAR CBC_HighLevelEncoder::LATCH_TO_TEXT = 239;
+FX_WCHAR CBC_HighLevelEncoder::LATCH_TO_EDIFACT = 240;
+FX_WCHAR CBC_HighLevelEncoder::C40_UNLATCH = 254;
+FX_WCHAR CBC_HighLevelEncoder::X12_UNLATCH = 254;
+FX_WCHAR CBC_HighLevelEncoder::PAD = 129;
+FX_WCHAR CBC_HighLevelEncoder::MACRO_05 = 236;
+FX_WCHAR CBC_HighLevelEncoder::MACRO_06 = 237;
+const wchar_t* CBC_HighLevelEncoder::MACRO_05_HEADER = L"[)>05";
+const wchar_t* CBC_HighLevelEncoder::MACRO_06_HEADER = L"[)>06";
+const wchar_t CBC_HighLevelEncoder::MACRO_TRAILER = 0x0004;
+
+CBC_HighLevelEncoder::CBC_HighLevelEncoder() {}
+CBC_HighLevelEncoder::~CBC_HighLevelEncoder() {}
+CFX_ByteArray& CBC_HighLevelEncoder::getBytesForMessage(CFX_WideString msg) {
+  CFX_ByteString bytestr;
+  CBC_UtilCodingConvert::UnicodeToUTF8(msg, bytestr);
+  for (int32_t i = 0; i < bytestr.GetLength(); i++) {
+    m_bytearray.Add(bytestr.GetAt(i));
+  }
+  return m_bytearray;
+}
+CFX_WideString CBC_HighLevelEncoder::encodeHighLevel(CFX_WideString msg,
+                                                     CFX_WideString ecLevel,
+                                                     int32_t& e) {
+  return encodeHighLevel(msg, ecLevel, FORCE_NONE, NULL, NULL, e);
+}
+CFX_WideString CBC_HighLevelEncoder::encodeHighLevel(CFX_WideString msg,
+                                                     CFX_WideString ecLevel,
+                                                     SymbolShapeHint shape,
+                                                     CBC_Dimension* minSize,
+                                                     CBC_Dimension* maxSize,
+                                                     int32_t& e) {
+  CBC_EncoderContext context(msg, ecLevel, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
+  context.setSymbolShape(shape);
+  context.setSizeConstraints(minSize, maxSize);
+  if ((msg.Mid(0, 6) == MACRO_05_HEADER) &&
+      (msg.Mid(msg.GetLength() - 1, 1) == MACRO_TRAILER)) {
+    context.writeCodeword(MACRO_05);
+    context.setSkipAtEnd(2);
+    context.m_pos += 6;
+  } else if ((msg.Mid(0, 6) == MACRO_06_HEADER) &&
+             (msg.Mid(msg.GetLength() - 1, 1) == MACRO_TRAILER)) {
+    context.writeCodeword(MACRO_06);
+    context.setSkipAtEnd(2);
+    context.m_pos += 6;
+  }
+  CFX_PtrArray encoders;
+  encoders.Add(new CBC_ASCIIEncoder());
+  encoders.Add(new CBC_C40Encoder());
+  encoders.Add(new CBC_TextEncoder());
+  encoders.Add(new CBC_X12Encoder());
+  encoders.Add(new CBC_EdifactEncoder());
+  encoders.Add(new CBC_Base256Encoder());
+  int32_t encodingMode = ASCII_ENCODATION;
+  while (context.hasMoreCharacters()) {
+    ((CBC_Encoder*)encoders.GetAt(encodingMode))->Encode(context, e);
+    if (e != BCExceptionNO) {
+      for (int32_t i = 0; i < encoders.GetSize(); i++) {
+        delete (CBC_Encoder*)encoders.GetAt(i);
+      }
+      encoders.RemoveAll();
+      return (FX_WCHAR*)"";
+    }
+    if (context.m_newEncoding >= 0) {
+      encodingMode = context.m_newEncoding;
+      context.resetEncoderSignal();
+    }
+  }
+  int32_t len = context.m_codewords.GetLength();
+  context.updateSymbolInfo(e);
+  if (e != BCExceptionNO) {
+    for (int32_t i = 0; i < encoders.GetSize(); i++) {
+      delete (CBC_Encoder*)encoders.GetAt(i);
+    }
+    encoders.RemoveAll();
+    return (FX_WCHAR*)"";
+  }
+  int32_t capacity = context.m_symbolInfo->m_dataCapacity;
+  if (len < capacity) {
+    if (encodingMode != ASCII_ENCODATION &&
+        encodingMode != BASE256_ENCODATION) {
+      context.writeCodeword(0x00fe);
+    }
+  }
+  CFX_WideString codewords = context.m_codewords;
+  if (codewords.GetLength() < capacity) {
+    codewords += PAD;
+  }
+  while (codewords.GetLength() < capacity) {
+    codewords += (randomize253State(PAD, codewords.GetLength() + 1));
+  }
+  for (int32_t i = 0; i < encoders.GetSize(); i++) {
+    delete (CBC_Encoder*)encoders.GetAt(i);
+  }
+  encoders.RemoveAll();
+  return codewords;
+}
+int32_t CBC_HighLevelEncoder::lookAheadTest(CFX_WideString msg,
+                                            int32_t startpos,
+                                            int32_t currentMode) {
+  if (startpos >= msg.GetLength()) {
+    return currentMode;
+  }
+  CFX_FloatArray charCounts;
+  if (currentMode == ASCII_ENCODATION) {
+    charCounts.Add(0);
+    charCounts.Add(1);
+    charCounts.Add(1);
+    charCounts.Add(1);
+    charCounts.Add(1);
+    charCounts.Add(1.25f);
+  } else {
+    charCounts.Add(1);
+    charCounts.Add(2);
+    charCounts.Add(2);
+    charCounts.Add(2);
+    charCounts.Add(2);
+    charCounts.Add(2.25f);
+    charCounts[currentMode] = 0;
+  }
+  int32_t charsProcessed = 0;
+  while (TRUE) {
+    if ((startpos + charsProcessed) == msg.GetLength()) {
+      FX_DWORD min = std::numeric_limits<int32_t>::max();
+      CFX_ByteArray mins;
+      mins.SetSize(6);
+      CFX_Int32Array intCharCounts;
+      intCharCounts.SetSize(6);
+      min = findMinimums(charCounts, intCharCounts, min, mins);
+      int32_t minCount = getMinimumCount(mins);
+      if (intCharCounts[ASCII_ENCODATION] == min) {
+        return ASCII_ENCODATION;
+      }
+      if (minCount == 1 && mins[BASE256_ENCODATION] > 0) {
+        return BASE256_ENCODATION;
+      }
+      if (minCount == 1 && mins[EDIFACT_ENCODATION] > 0) {
+        return EDIFACT_ENCODATION;
+      }
+      if (minCount == 1 && mins[TEXT_ENCODATION] > 0) {
+        return TEXT_ENCODATION;
+      }
+      if (minCount == 1 && mins[X12_ENCODATION] > 0) {
+        return X12_ENCODATION;
+      }
+      return C40_ENCODATION;
+    }
+    FX_WCHAR c = msg.GetAt(startpos + charsProcessed);
+    charsProcessed++;
+    if (isDigit(c)) {
+      charCounts[ASCII_ENCODATION] += 0.5;
+    } else if (isExtendedASCII(c)) {
+      charCounts[ASCII_ENCODATION] =
+          (FX_FLOAT)ceil(charCounts[ASCII_ENCODATION]);
+      charCounts[ASCII_ENCODATION] += 2;
+    } else {
+      charCounts[ASCII_ENCODATION] =
+          (FX_FLOAT)ceil(charCounts[ASCII_ENCODATION]);
+      charCounts[ASCII_ENCODATION]++;
+    }
+    if (isNativeC40(c)) {
+      charCounts[C40_ENCODATION] += 2.0f / 3.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[C40_ENCODATION] += 8.0f / 3.0f;
+    } else {
+      charCounts[C40_ENCODATION] += 4.0f / 3.0f;
+    }
+    if (isNativeText(c)) {
+      charCounts[TEXT_ENCODATION] += 2.0f / 3.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[TEXT_ENCODATION] += 8.0f / 3.0f;
+    } else {
+      charCounts[TEXT_ENCODATION] += 4.0f / 3.0f;
+    }
+    if (isNativeX12(c)) {
+      charCounts[X12_ENCODATION] += 2.0f / 3.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[X12_ENCODATION] += 13.0f / 3.0f;
+    } else {
+      charCounts[X12_ENCODATION] += 10.0f / 3.0f;
+    }
+    if (isNativeEDIFACT(c)) {
+      charCounts[EDIFACT_ENCODATION] += 3.0f / 4.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[EDIFACT_ENCODATION] += 17.0f / 4.0f;
+    } else {
+      charCounts[EDIFACT_ENCODATION] += 13.0f / 4.0f;
+    }
+    if (isSpecialB256(c)) {
+      charCounts[BASE256_ENCODATION] += 4;
+    } else {
+      charCounts[BASE256_ENCODATION]++;
+    }
+    if (charsProcessed >= 4) {
+      CFX_Int32Array intCharCounts;
+      intCharCounts.SetSize(6);
+      CFX_ByteArray mins;
+      mins.SetSize(6);
+      findMinimums(charCounts, intCharCounts,
+                   std::numeric_limits<int32_t>::max(), mins);
+      int32_t minCount = getMinimumCount(mins);
+      if (intCharCounts[ASCII_ENCODATION] < intCharCounts[BASE256_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[C40_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[TEXT_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[X12_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[EDIFACT_ENCODATION]) {
+        return ASCII_ENCODATION;
+      }
+      if (intCharCounts[BASE256_ENCODATION] < intCharCounts[ASCII_ENCODATION] ||
+          (mins[C40_ENCODATION] + mins[TEXT_ENCODATION] + mins[X12_ENCODATION] +
+           mins[EDIFACT_ENCODATION]) == 0) {
+        return BASE256_ENCODATION;
+      }
+      if (minCount == 1 && mins[EDIFACT_ENCODATION] > 0) {
+        return EDIFACT_ENCODATION;
+      }
+      if (minCount == 1 && mins[TEXT_ENCODATION] > 0) {
+        return TEXT_ENCODATION;
+      }
+      if (minCount == 1 && mins[X12_ENCODATION] > 0) {
+        return X12_ENCODATION;
+      }
+      if (intCharCounts[C40_ENCODATION] + 1 < intCharCounts[ASCII_ENCODATION] &&
+          intCharCounts[C40_ENCODATION] + 1 <
+              intCharCounts[BASE256_ENCODATION] &&
+          intCharCounts[C40_ENCODATION] + 1 <
+              intCharCounts[EDIFACT_ENCODATION] &&
+          intCharCounts[C40_ENCODATION] + 1 < intCharCounts[TEXT_ENCODATION]) {
+        if (intCharCounts[C40_ENCODATION] < intCharCounts[X12_ENCODATION]) {
+          return C40_ENCODATION;
+        }
+        if (intCharCounts[C40_ENCODATION] == intCharCounts[X12_ENCODATION]) {
+          int32_t p = startpos + charsProcessed + 1;
+          while (p < msg.GetLength()) {
+            FX_WCHAR tc = msg.GetAt(p);
+            if (isX12TermSep(tc)) {
+              return X12_ENCODATION;
+            }
+            if (!isNativeX12(tc)) {
+              break;
+            }
+            p++;
+          }
+          return C40_ENCODATION;
+        }
+      }
+    }
+  }
+}
+FX_BOOL CBC_HighLevelEncoder::isDigit(FX_WCHAR ch) {
+  return ch >= '0' && ch <= '9';
+}
+FX_BOOL CBC_HighLevelEncoder::isExtendedASCII(FX_WCHAR ch) {
+  return ch >= 128 && ch <= 255;
+}
+int32_t CBC_HighLevelEncoder::determineConsecutiveDigitCount(CFX_WideString msg,
+                                                             int32_t startpos) {
+  int32_t count = 0;
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  if (idx < len) {
+    FX_WCHAR ch = msg.GetAt(idx);
+    while (isDigit(ch) && idx < len) {
+      count++;
+      idx++;
+      if (idx < len) {
+        ch = msg.GetAt(idx);
+      }
+    }
+  }
+  return count;
+}
+void CBC_HighLevelEncoder::illegalCharacter(FX_WCHAR c, int32_t& e) {
+  e = BCExceptionIllegalArgument;
+}
+FX_WCHAR CBC_HighLevelEncoder::randomize253State(FX_WCHAR ch,
+                                                 int32_t codewordPosition) {
+  int32_t pseudoRandom = ((149 * codewordPosition) % 253) + 1;
+  int32_t tempVariable = ch + pseudoRandom;
+  return tempVariable <= 254 ? (FX_WCHAR)tempVariable
+                             : (FX_WCHAR)(tempVariable - 254);
+}
+int32_t CBC_HighLevelEncoder::findMinimums(CFX_FloatArray& charCounts,
+                                           CFX_Int32Array& intCharCounts,
+                                           int32_t min,
+                                           CFX_ByteArray& mins) {
+  for (int32_t l = 0; l < mins.GetSize(); l++) {
+    mins[l] = (uint8_t)0;
+  }
+  for (int32_t i = 0; i < 6; i++) {
+    intCharCounts[i] = (int32_t)ceil(charCounts[i]);
+    int32_t current = intCharCounts[i];
+    if (min > current) {
+      min = current;
+      for (int32_t j = 0; j < mins.GetSize(); j++) {
+        mins[j] = (uint8_t)0;
+      }
+    }
+    if (min == current) {
+      mins[i]++;
+    }
+  }
+  return min;
+}
+int32_t CBC_HighLevelEncoder::getMinimumCount(CFX_ByteArray& mins) {
+  int32_t minCount = 0;
+  for (int32_t i = 0; i < 6; i++) {
+    minCount += mins[i];
+  }
+  return minCount;
+}
+FX_BOOL CBC_HighLevelEncoder::isNativeC40(FX_WCHAR ch) {
+  return (ch == ' ') || (ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'Z');
+}
+FX_BOOL CBC_HighLevelEncoder::isNativeText(FX_WCHAR ch) {
+  return (ch == ' ') || (ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'z');
+}
+FX_BOOL CBC_HighLevelEncoder::isNativeX12(FX_WCHAR ch) {
+  return isX12TermSep(ch) || (ch == ' ') || (ch >= '0' && ch <= '9') ||
+         (ch >= 'A' && ch <= 'Z');
+}
+FX_BOOL CBC_HighLevelEncoder::isX12TermSep(FX_WCHAR ch) {
+  return (ch == '\r') || (ch == '*') || (ch == '>');
+}
+FX_BOOL CBC_HighLevelEncoder::isNativeEDIFACT(FX_WCHAR ch) {
+  return ch >= ' ' && ch <= '^';
+}
+FX_BOOL CBC_HighLevelEncoder::isSpecialB256(FX_WCHAR ch) {
+  return FALSE;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h b/xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h
new file mode 100644
index 0000000..0aad4d4
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h
@@ -0,0 +1,76 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
+
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+#define ASCII_ENCODATION 0
+#define C40_ENCODATION 1
+#define TEXT_ENCODATION 2
+#define X12_ENCODATION 3
+#define EDIFACT_ENCODATION 4
+#define BASE256_ENCODATION 5
+
+class CBC_HighLevelEncoder : public CBC_SymbolShapeHint {
+ public:
+  CBC_HighLevelEncoder();
+  virtual ~CBC_HighLevelEncoder();
+  CFX_ByteArray& getBytesForMessage(CFX_WideString msg);
+  static CFX_WideString encodeHighLevel(CFX_WideString msg,
+                                        CFX_WideString ecLevel,
+                                        int32_t& e);
+  static CFX_WideString encodeHighLevel(CFX_WideString msg,
+                                        CFX_WideString ecLevel,
+                                        SymbolShapeHint shape,
+                                        CBC_Dimension* minSize,
+                                        CBC_Dimension* maxSize,
+                                        int32_t& e);
+  static int32_t lookAheadTest(CFX_WideString msg,
+                               int32_t startpos,
+                               int32_t currentMode);
+  static FX_BOOL isDigit(FX_WCHAR ch);
+  static FX_BOOL isExtendedASCII(FX_WCHAR ch);
+  static int32_t determineConsecutiveDigitCount(CFX_WideString msg,
+                                                int32_t startpos);
+  static void illegalCharacter(FX_WCHAR c, int32_t& e);
+
+ public:
+  static FX_WCHAR LATCH_TO_C40;
+  static FX_WCHAR LATCH_TO_BASE256;
+  static FX_WCHAR UPPER_SHIFT;
+  static FX_WCHAR LATCH_TO_ANSIX12;
+  static FX_WCHAR LATCH_TO_TEXT;
+  static FX_WCHAR LATCH_TO_EDIFACT;
+  static FX_WCHAR C40_UNLATCH;
+  static FX_WCHAR X12_UNLATCH;
+
+ private:
+  static FX_WCHAR PAD;
+  static FX_WCHAR MACRO_05;
+  static FX_WCHAR MACRO_06;
+  static const wchar_t* MACRO_05_HEADER;
+  static const wchar_t* MACRO_06_HEADER;
+  static const wchar_t MACRO_TRAILER;
+  CFX_ByteArray m_bytearray;
+
+ private:
+  static FX_WCHAR randomize253State(FX_WCHAR ch, int32_t codewordPosition);
+  static int32_t findMinimums(CFX_FloatArray& charCounts,
+                              CFX_Int32Array& intCharCounts,
+                              int32_t min,
+                              CFX_ByteArray& mins);
+  static int32_t getMinimumCount(CFX_ByteArray& mins);
+  static FX_BOOL isNativeC40(FX_WCHAR ch);
+  static FX_BOOL isNativeText(FX_WCHAR ch);
+  static FX_BOOL isNativeX12(FX_WCHAR ch);
+  static FX_BOOL isX12TermSep(FX_WCHAR ch);
+  static FX_BOOL isNativeEDIFACT(FX_WCHAR ch);
+  static FX_BOOL isSpecialB256(FX_WCHAR ch);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_SymbolInfo.cpp b/xfa/fxbarcode/datamatrix/BC_SymbolInfo.cpp
new file mode 100644
index 0000000..593f4cb
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_SymbolInfo.cpp
@@ -0,0 +1,255 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+#define SYMBOLS_COUNT 30
+
+CBC_SymbolInfo* CBC_SymbolInfo::m_PROD_SYMBOLS[30] = {
+    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};
+CBC_SymbolInfo* CBC_SymbolInfo::m_symbols[30] = {
+    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};
+void CBC_SymbolInfo::Initialize() {
+  m_PROD_SYMBOLS[0] = new CBC_SymbolInfo(FALSE, 3, 5, 8, 8, 1);
+  m_PROD_SYMBOLS[1] = new CBC_SymbolInfo(FALSE, 5, 7, 10, 10, 1);
+  m_PROD_SYMBOLS[2] = new CBC_SymbolInfo(TRUE, 5, 7, 16, 6, 1);
+  m_PROD_SYMBOLS[3] = new CBC_SymbolInfo(FALSE, 8, 10, 12, 12, 1);
+  m_PROD_SYMBOLS[4] = new CBC_SymbolInfo(TRUE, 10, 11, 14, 6, 2);
+  m_PROD_SYMBOLS[5] = new CBC_SymbolInfo(FALSE, 12, 12, 14, 14, 1);
+  m_PROD_SYMBOLS[6] = new CBC_SymbolInfo(TRUE, 16, 14, 24, 10, 1);
+  m_PROD_SYMBOLS[7] = new CBC_SymbolInfo(FALSE, 18, 14, 16, 16, 1);
+  m_PROD_SYMBOLS[8] = new CBC_SymbolInfo(FALSE, 22, 18, 18, 18, 1);
+  m_PROD_SYMBOLS[9] = new CBC_SymbolInfo(TRUE, 22, 18, 16, 10, 2);
+  m_PROD_SYMBOLS[10] = new CBC_SymbolInfo(FALSE, 30, 20, 20, 20, 1);
+  m_PROD_SYMBOLS[11] = new CBC_SymbolInfo(TRUE, 32, 24, 16, 14, 2);
+  m_PROD_SYMBOLS[12] = new CBC_SymbolInfo(FALSE, 36, 24, 22, 22, 1);
+  m_PROD_SYMBOLS[13] = new CBC_SymbolInfo(FALSE, 44, 28, 24, 24, 1);
+  m_PROD_SYMBOLS[14] = new CBC_SymbolInfo(TRUE, 49, 28, 22, 14, 2);
+  m_PROD_SYMBOLS[15] = new CBC_SymbolInfo(FALSE, 62, 36, 14, 14, 4);
+  m_PROD_SYMBOLS[16] = new CBC_SymbolInfo(FALSE, 86, 42, 16, 16, 4);
+  m_PROD_SYMBOLS[17] = new CBC_SymbolInfo(FALSE, 114, 48, 18, 18, 4);
+  m_PROD_SYMBOLS[18] = new CBC_SymbolInfo(FALSE, 144, 56, 20, 20, 4);
+  m_PROD_SYMBOLS[19] = new CBC_SymbolInfo(FALSE, 174, 68, 22, 22, 4);
+  m_PROD_SYMBOLS[20] = new CBC_SymbolInfo(FALSE, 204, 84, 24, 24, 4, 102, 42);
+  m_PROD_SYMBOLS[21] = new CBC_SymbolInfo(FALSE, 280, 112, 14, 14, 16, 140, 56);
+  m_PROD_SYMBOLS[22] = new CBC_SymbolInfo(FALSE, 368, 144, 16, 16, 16, 92, 36);
+  m_PROD_SYMBOLS[23] = new CBC_SymbolInfo(FALSE, 456, 192, 18, 18, 16, 114, 48);
+  m_PROD_SYMBOLS[24] = new CBC_SymbolInfo(FALSE, 576, 224, 20, 20, 16, 144, 56);
+  m_PROD_SYMBOLS[25] = new CBC_SymbolInfo(FALSE, 696, 272, 22, 22, 16, 174, 68);
+  m_PROD_SYMBOLS[26] = new CBC_SymbolInfo(FALSE, 816, 336, 24, 24, 16, 136, 56);
+  m_PROD_SYMBOLS[27] =
+      new CBC_SymbolInfo(FALSE, 1050, 408, 18, 18, 36, 175, 68);
+  m_PROD_SYMBOLS[28] =
+      new CBC_SymbolInfo(FALSE, 1304, 496, 20, 20, 36, 163, 62);
+  m_PROD_SYMBOLS[29] = new CBC_DataMatrixSymbolInfo144();
+  for (int32_t i = 0; i < SYMBOLS_COUNT; i++) {
+    m_symbols[i] = m_PROD_SYMBOLS[i];
+  }
+}
+void CBC_SymbolInfo::Finalize() {
+  for (int32_t i = 0; i < SYMBOLS_COUNT; i++) {
+    delete m_PROD_SYMBOLS[i];
+    m_PROD_SYMBOLS[i] = NULL;
+    m_symbols[i] = NULL;
+  }
+}
+CBC_SymbolInfo::CBC_SymbolInfo(FX_BOOL rectangular,
+                               int32_t dataCapacity,
+                               int32_t errorCodewords,
+                               int32_t matrixWidth,
+                               int32_t matrixHeight,
+                               int32_t dataRegions) {
+  m_rectangular = rectangular;
+  m_dataCapacity = dataCapacity;
+  m_errorCodewords = errorCodewords;
+  m_matrixWidth = matrixWidth;
+  m_matrixHeight = matrixHeight;
+  m_dataRegions = dataRegions;
+  m_rsBlockData = dataCapacity;
+  m_rsBlockError = errorCodewords;
+}
+CBC_SymbolInfo::CBC_SymbolInfo(FX_BOOL rectangular,
+                               int32_t dataCapacity,
+                               int32_t errorCodewords,
+                               int32_t matrixWidth,
+                               int32_t matrixHeight,
+                               int32_t dataRegions,
+                               int32_t rsBlockData,
+                               int32_t rsBlockError) {
+  m_rectangular = rectangular;
+  m_dataCapacity = dataCapacity;
+  m_errorCodewords = errorCodewords;
+  m_matrixWidth = matrixWidth;
+  m_matrixHeight = matrixHeight;
+  m_dataRegions = dataRegions;
+  m_rsBlockData = rsBlockData;
+  m_rsBlockError = rsBlockError;
+}
+CBC_SymbolInfo::~CBC_SymbolInfo() {}
+
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, int32_t& e) {
+  return lookup(dataCodewords, FORCE_NONE, TRUE, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       SymbolShapeHint shape,
+                                       int32_t& e) {
+  return lookup(dataCodewords, shape, TRUE, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       FX_BOOL allowRectangular,
+                                       FX_BOOL fail,
+                                       int32_t& e) {
+  SymbolShapeHint shape = allowRectangular ? FORCE_NONE : FORCE_SQUARE;
+  return lookup(dataCodewords, shape, fail, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       SymbolShapeHint shape,
+                                       FX_BOOL fail,
+                                       int32_t& e) {
+  return lookup(dataCodewords, shape, NULL, NULL, fail, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       SymbolShapeHint shape,
+                                       CBC_Dimension* minSize,
+                                       CBC_Dimension* maxSize,
+                                       FX_BOOL fail,
+                                       int32_t& e) {
+  for (int32_t i = 0; i < SYMBOLS_COUNT; i++) {
+    CBC_SymbolInfo* symbol = m_symbols[i];
+    if (shape == FORCE_SQUARE && symbol->m_rectangular) {
+      continue;
+    }
+    if (shape == FORCE_RECTANGLE && !symbol->m_rectangular) {
+      continue;
+    }
+    if (minSize && (symbol->getSymbolWidth(e) < minSize->getWidth() ||
+                    symbol->getSymbolHeight(e) < minSize->getHeight())) {
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      continue;
+    }
+    if (maxSize && (symbol->getSymbolWidth(e) > maxSize->getWidth() ||
+                    symbol->getSymbolHeight(e) > maxSize->getHeight())) {
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      continue;
+    }
+    if (dataCodewords <= symbol->m_dataCapacity) {
+      return symbol;
+    }
+  }
+  if (fail) {
+    e = BCExceptionIllegalDataCodewords;
+    return NULL;
+  }
+  return NULL;
+}
+int32_t CBC_SymbolInfo::getHorizontalDataRegions(int32_t& e) {
+  switch (m_dataRegions) {
+    case 1:
+      return 1;
+    case 2:
+      return 2;
+    case 4:
+      return 2;
+    case 16:
+      return 4;
+    case 36:
+      return 6;
+    default:
+      e = BCExceptionCannotHandleThisNumberOfDataRegions;
+      return 0;
+  }
+}
+int32_t CBC_SymbolInfo::getVerticalDataRegions(int32_t& e) {
+  switch (m_dataRegions) {
+    case 1:
+      return 1;
+    case 2:
+      return 1;
+    case 4:
+      return 2;
+    case 16:
+      return 4;
+    case 36:
+      return 6;
+    default:
+      e = BCExceptionCannotHandleThisNumberOfDataRegions;
+      return 0;
+  }
+}
+int32_t CBC_SymbolInfo::getSymbolDataWidth(int32_t& e) {
+  return getHorizontalDataRegions(e) * m_matrixWidth;
+}
+int32_t CBC_SymbolInfo::getSymbolDataHeight(int32_t& e) {
+  return getVerticalDataRegions(e) * m_matrixHeight;
+}
+int32_t CBC_SymbolInfo::getSymbolWidth(int32_t& e) {
+  return getSymbolDataWidth(e) + (getHorizontalDataRegions(e) * 2);
+}
+int32_t CBC_SymbolInfo::getSymbolHeight(int32_t& e) {
+  return getSymbolDataHeight(e) + (getVerticalDataRegions(e) * 2);
+}
+int32_t CBC_SymbolInfo::getCodewordCount() {
+  return m_dataCapacity + m_errorCodewords;
+}
+int32_t CBC_SymbolInfo::getInterleavedBlockCount() {
+  return m_dataCapacity / m_rsBlockData;
+}
+int32_t CBC_SymbolInfo::getDataLengthForInterleavedBlock(int32_t index) {
+  return m_rsBlockData;
+}
+int32_t CBC_SymbolInfo::getErrorLengthForInterleavedBlock(int32_t index) {
+  return m_rsBlockError;
+}
+CFX_WideString CBC_SymbolInfo::toString(int32_t& e) {
+  CFX_WideString sb;
+  sb += (FX_WCHAR*)(m_rectangular ? "Rectangular Symbol:" : "Square Symbol:");
+  sb += (FX_WCHAR*)" data region ";
+  sb += m_matrixWidth;
+  sb += (FX_WCHAR)'x';
+  sb += m_matrixHeight;
+  sb += (FX_WCHAR*)", symbol size ";
+  sb += getSymbolWidth(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
+  sb += (FX_WCHAR)'x';
+  sb += getSymbolHeight(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
+  sb += (FX_WCHAR*)", symbol data size ";
+  sb += getSymbolDataWidth(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
+  sb += (FX_WCHAR)'x';
+  sb += getSymbolDataHeight(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
+  sb += (FX_WCHAR*)", codewords ";
+  sb += m_dataCapacity;
+  sb += (FX_WCHAR)'+';
+  sb += m_errorCodewords;
+  return sb;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_SymbolInfo.h b/xfa/fxbarcode/datamatrix/BC_SymbolInfo.h
new file mode 100644
index 0000000..8f7ed28
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_SymbolInfo.h
@@ -0,0 +1,83 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_
+
+#include "core/include/fxcrt/fx_string.h"
+#include "core/include/fxcrt/fx_system.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+class CBC_Dimension;
+
+class CBC_SymbolInfo : public CBC_SymbolShapeHint {
+ public:
+  CBC_SymbolInfo(FX_BOOL rectangular,
+                 int32_t dataCapacity,
+                 int32_t errorCodewords,
+                 int32_t matrixWidth,
+                 int32_t matrixHeight,
+                 int32_t dataRegions);
+  virtual ~CBC_SymbolInfo();
+  static void Initialize();
+  static void Finalize();
+  static void overrideSymbolSet(CBC_SymbolInfo* override);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords, int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                SymbolShapeHint shape,
+                                int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                FX_BOOL allowRectangular,
+                                FX_BOOL fail,
+                                int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                SymbolShapeHint shape,
+                                FX_BOOL fail,
+                                int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                SymbolShapeHint shape,
+                                CBC_Dimension* minSize,
+                                CBC_Dimension* maxSize,
+                                FX_BOOL fail,
+                                int32_t& e);
+  int32_t getHorizontalDataRegions(int32_t& e);
+  int32_t getVerticalDataRegions(int32_t& e);
+  int32_t getSymbolDataWidth(int32_t& e);
+  int32_t getSymbolDataHeight(int32_t& e);
+  int32_t getSymbolWidth(int32_t& e);
+  int32_t getSymbolHeight(int32_t& e);
+  int32_t getCodewordCount();
+  int32_t getInterleavedBlockCount();
+  int32_t getDataLengthForInterleavedBlock(int32_t index);
+  int32_t getErrorLengthForInterleavedBlock(int32_t index);
+  CFX_WideString toString(int32_t& e);
+
+ public:
+  int32_t m_dataCapacity;
+  int32_t m_errorCodewords;
+  int32_t m_matrixWidth;
+  int32_t m_matrixHeight;
+  int32_t m_rsBlockData;
+  int32_t m_rsBlockError;
+  static CBC_SymbolInfo* m_PROD_SYMBOLS[30];
+
+ private:
+  static CBC_SymbolInfo* m_symbols[30];
+  FX_BOOL m_rectangular;
+  int32_t m_dataRegions;
+
+ private:
+  CBC_SymbolInfo(FX_BOOL rectangular,
+                 int32_t dataCapacity,
+                 int32_t errorCodewords,
+                 int32_t matrixWidth,
+                 int32_t matrixHeight,
+                 int32_t dataRegions,
+                 int32_t rsBlockData,
+                 int32_t rsBlockError);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.cpp b/xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.cpp
new file mode 100644
index 0000000..8f91dd8
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.cpp
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_SymbolShapeHint::CBC_SymbolShapeHint() {}
+CBC_SymbolShapeHint::~CBC_SymbolShapeHint() {}
diff --git a/xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h b/xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h
new file mode 100644
index 0000000..5dfac05
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h
@@ -0,0 +1,21 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_SYMBOLSHAPEHINT_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_SYMBOLSHAPEHINT_H_
+
+class CBC_SymbolShapeHint {
+ public:
+  CBC_SymbolShapeHint();
+  virtual ~CBC_SymbolShapeHint();
+  enum SymbolShapeHint {
+    FORCE_NONE,
+    FORCE_SQUARE,
+    FORCE_RECTANGLE,
+  };
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_SYMBOLSHAPEHINT_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_TextEncoder.cpp b/xfa/fxbarcode/datamatrix/BC_TextEncoder.cpp
new file mode 100644
index 0000000..c8b37e9
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_TextEncoder.cpp
@@ -0,0 +1,98 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "xfa/fxbarcode/datamatrix/BC_TextEncoder.h"
+
+CBC_TextEncoder::CBC_TextEncoder() {}
+CBC_TextEncoder::~CBC_TextEncoder() {}
+int32_t CBC_TextEncoder::getEncodingMode() {
+  return TEXT_ENCODATION;
+}
+int32_t CBC_TextEncoder::encodeChar(FX_WCHAR c,
+                                    CFX_WideString& sb,
+                                    int32_t& e) {
+  if (c == ' ') {
+    sb += (FX_WCHAR)'\3';
+    return 1;
+  }
+  if (c >= '0' && c <= '9') {
+    sb += (FX_WCHAR)(c - 48 + 4);
+    return 1;
+  }
+  if (c >= 'a' && c <= 'z') {
+    sb += (FX_WCHAR)(c - 97 + 14);
+    return 1;
+  }
+  if (c <= 0x1f) {
+    sb += (FX_WCHAR)'\0';
+    sb += c;
+    return 2;
+  }
+  if (c >= '!' && c <= '/') {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)(c - 33);
+    return 2;
+  }
+  if (c >= ':' && c <= '@') {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)(c - 58 + 15);
+    return 2;
+  }
+  if (c >= '[' && c <= '_') {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)(c - 91 + 22);
+    return 2;
+  }
+  if (c == 0x0060) {
+    sb += (FX_WCHAR)'\2';
+    sb += (FX_WCHAR)(c - 96);
+    return 2;
+  }
+  if (c >= 'A' && c <= 'Z') {
+    sb += (FX_WCHAR)'\2';
+    sb += (FX_WCHAR)(c - 65 + 1);
+    return 2;
+  }
+  if (c >= '{' && c <= 0x007f) {
+    sb += (FX_WCHAR)'\2';
+    sb += (FX_WCHAR)(c - 123 + 27);
+    return 2;
+  }
+  if (c >= 0x0080) {
+    sb += (FX_WCHAR)'\1';
+    sb += (FX_WCHAR)0x001e;
+    int32_t len = 2;
+    len += encodeChar((FX_WCHAR)(c - 128), sb, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+    return len;
+  }
+  CBC_HighLevelEncoder::illegalCharacter(c, e);
+  return -1;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_TextEncoder.h b/xfa/fxbarcode/datamatrix/BC_TextEncoder.h
new file mode 100644
index 0000000..1f97f3f
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_TextEncoder.h
@@ -0,0 +1,19 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_TEXTENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_TEXTENCODER_H_
+
+class CBC_TextEncoder;
+class CBC_TextEncoder : public CBC_C40Encoder {
+ public:
+  CBC_TextEncoder();
+  virtual ~CBC_TextEncoder();
+  int32_t getEncodingMode();
+  int32_t encodeChar(FX_WCHAR c, CFX_WideString& sb, int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_TEXTENCODER_H_
diff --git a/xfa/fxbarcode/datamatrix/BC_X12Encoder.cpp b/xfa/fxbarcode/datamatrix/BC_X12Encoder.cpp
new file mode 100644
index 0000000..9ebfc46
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_X12Encoder.cpp
@@ -0,0 +1,100 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "xfa/fxbarcode/datamatrix/BC_X12Encoder.h"
+
+CBC_X12Encoder::CBC_X12Encoder() {}
+CBC_X12Encoder::~CBC_X12Encoder() {}
+int32_t CBC_X12Encoder::getEncodingMode() {
+  return X12_ENCODATION;
+}
+void CBC_X12Encoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  while (context.hasMoreCharacters()) {
+    FX_WCHAR c = context.getCurrentChar();
+    context.m_pos++;
+    encodeChar(c, buffer, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t count = buffer.GetLength();
+    if ((count % 3) == 0) {
+      writeNextTriplet(context, buffer);
+      int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+          context.m_msg, context.m_pos, getEncodingMode());
+      if (newMode != getEncodingMode()) {
+        context.signalEncoderChange(newMode);
+        break;
+      }
+    }
+  }
+  handleEOD(context, buffer, e);
+}
+void CBC_X12Encoder::handleEOD(CBC_EncoderContext& context,
+                               CFX_WideString& buffer,
+                               int32_t& e) {
+  context.updateSymbolInfo(e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  int32_t available =
+      context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+  int32_t count = buffer.GetLength();
+  if (count == 2) {
+    context.writeCodeword(CBC_HighLevelEncoder::X12_UNLATCH);
+    context.m_pos -= 2;
+    context.signalEncoderChange(ASCII_ENCODATION);
+  } else if (count == 1) {
+    context.m_pos--;
+    if (available > 1) {
+      context.writeCodeword(CBC_HighLevelEncoder::X12_UNLATCH);
+    }
+    context.signalEncoderChange(ASCII_ENCODATION);
+  }
+}
+int32_t CBC_X12Encoder::encodeChar(FX_WCHAR c, CFX_WideString& sb, int32_t& e) {
+  if (c == '\r') {
+    sb += (FX_WCHAR)'\0';
+  } else if (c == '*') {
+    sb += (FX_WCHAR)'\1';
+  } else if (c == '>') {
+    sb += (FX_WCHAR)'\2';
+  } else if (c == ' ') {
+    sb += (FX_WCHAR)'\3';
+  } else if (c >= '0' && c <= '9') {
+    sb += (FX_WCHAR)(c - 48 + 4);
+  } else if (c >= 'A' && c <= 'Z') {
+    sb += (FX_WCHAR)(c - 65 + 14);
+  } else {
+    CBC_HighLevelEncoder::illegalCharacter(c, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+  }
+  return 1;
+}
diff --git a/xfa/fxbarcode/datamatrix/BC_X12Encoder.h b/xfa/fxbarcode/datamatrix/BC_X12Encoder.h
new file mode 100644
index 0000000..5dccbb1
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_X12Encoder.h
@@ -0,0 +1,24 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_DATAMATRIX_BC_X12ENCODER_H_
+#define XFA_FXBARCODE_DATAMATRIX_BC_X12ENCODER_H_
+
+class CBC_C40Encoder;
+class CBC_X12Encoder;
+class CBC_X12Encoder : public CBC_C40Encoder {
+ public:
+  CBC_X12Encoder();
+  virtual ~CBC_X12Encoder();
+  int32_t getEncodingMode();
+  void Encode(CBC_EncoderContext& context, int32_t& e);
+  void handleEOD(CBC_EncoderContext& context,
+                 CFX_WideString& buffer,
+                 int32_t& e);
+  int32_t encodeChar(FX_WCHAR c, CFX_WideString& sb, int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_DATAMATRIX_BC_X12ENCODER_H_
diff --git a/xfa/fxbarcode/oned/BC_OneDReader.cpp b/xfa/fxbarcode/oned/BC_OneDReader.cpp
new file mode 100644
index 0000000..c66ec0b
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OneDReader.cpp
@@ -0,0 +1,175 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <algorithm>
+#include <memory>
+
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_OneDReader::CBC_OneDReader() {}
+CBC_OneDReader::~CBC_OneDReader() {}
+CFX_ByteString CBC_OneDReader::Decode(CBC_BinaryBitmap* image, int32_t& e) {
+  CFX_ByteString strtemp = Decode(image, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return strtemp;
+}
+CFX_ByteString CBC_OneDReader::Decode(CBC_BinaryBitmap* image,
+                                      int32_t hints,
+                                      int32_t& e) {
+  CFX_ByteString strtemp = DeDecode(image, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return strtemp;
+}
+CFX_ByteString CBC_OneDReader::DeDecode(CBC_BinaryBitmap* image,
+                                        int32_t hints,
+                                        int32_t& e) {
+  int32_t height = image->GetHeight();
+  int32_t middle = height >> 1;
+  FX_BOOL tryHarder = FALSE;
+  int32_t rowStep = std::max(1, height >> (tryHarder ? 8 : 5));
+  int32_t maxLines;
+  if (tryHarder) {
+    maxLines = height;
+  } else {
+    maxLines = 15;
+  }
+  for (int32_t x = 0; x < maxLines; x++) {
+    int32_t rowStepsAboveOrBelow = (x + 1) >> 1;
+    const bool isAbove = (x & 0x01) == 0;
+    int32_t rowNumber =
+        middle +
+        rowStep * (isAbove ? rowStepsAboveOrBelow : -rowStepsAboveOrBelow);
+    if (rowNumber < 0 || rowNumber >= height) {
+      break;
+    }
+    std::unique_ptr<CBC_CommonBitArray> row(
+        image->GetBlackRow(rowNumber, nullptr, e));
+    if (e != BCExceptionNO) {
+      e = BCExceptionNO;
+      continue;
+    }
+    for (int32_t attempt = 0; attempt < 2; attempt++) {
+      if (attempt == 1) {
+        row->Reverse();
+      }
+      CFX_ByteString result = DecodeRow(rowNumber, row.get(), hints, e);
+      if (e != BCExceptionNO) {
+        e = BCExceptionNO;
+        continue;
+      }
+      return result;
+    }
+  }
+  e = BCExceptionNotFound;
+  return "";
+}
+void CBC_OneDReader::RecordPattern(CBC_CommonBitArray* row,
+                                   int32_t start,
+                                   CFX_Int32Array* counters,
+                                   int32_t& e) {
+  int32_t numCounters = counters->GetSize();
+  for (int32_t i = 0; i < numCounters; i++) {
+    (*counters)[i] = 0;
+  }
+  int32_t end = row->GetSize();
+  if (start >= end) {
+    e = BCExceptionNotFound;
+    return;
+  }
+  FX_BOOL isWhite = !row->Get(start);
+  int32_t counterPosition = 0;
+  int32_t j = start;
+  while (j < end) {
+    FX_BOOL pixel = row->Get(j);
+    if (pixel ^ isWhite) {
+      (*counters)[counterPosition]++;
+    } else {
+      counterPosition++;
+      if (counterPosition == numCounters) {
+        break;
+      } else {
+        (*counters)[counterPosition] = 1;
+        isWhite = !isWhite;
+      }
+    }
+    j++;
+  }
+  if (!(counterPosition == numCounters ||
+        (counterPosition == numCounters - 1 && j == end))) {
+    e = BCExceptionNotFound;
+    return;
+  }
+}
+void CBC_OneDReader::RecordPatternInReverse(CBC_CommonBitArray* row,
+                                            int32_t start,
+                                            CFX_Int32Array* counters,
+                                            int32_t& e) {
+  int32_t numTransitionsLeft = counters->GetSize();
+  FX_BOOL last = row->Get(start);
+  while (start > 0 && numTransitionsLeft >= 0) {
+    if (row->Get(--start) != last) {
+      numTransitionsLeft--;
+      last = !last;
+    }
+  }
+  if (numTransitionsLeft >= 0) {
+    e = BCExceptionNotFound;
+    return;
+  }
+  RecordPattern(row, start + 1, counters, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+int32_t CBC_OneDReader::PatternMatchVariance(CFX_Int32Array* counters,
+                                             const int32_t* pattern,
+                                             int32_t maxIndividualVariance) {
+  int32_t numCounters = counters->GetSize();
+  int32_t total = 0;
+  int32_t patternLength = 0;
+  for (int32_t i = 0; i < numCounters; i++) {
+    total += (*counters)[i];
+    patternLength += pattern[i];
+  }
+  if (total < patternLength) {
+#undef max
+    return FXSYS_IntMax;
+  }
+  int32_t unitBarWidth = (total << INTEGER_MATH_SHIFT) / patternLength;
+  maxIndividualVariance =
+      (maxIndividualVariance * unitBarWidth) >> INTEGER_MATH_SHIFT;
+  int32_t totalVariance = 0;
+  for (int32_t x = 0; x < numCounters; x++) {
+    int32_t counter = (*counters)[x] << INTEGER_MATH_SHIFT;
+    int32_t scaledPattern = pattern[x] * unitBarWidth;
+    int32_t variance = counter > scaledPattern ? counter - scaledPattern
+                                               : scaledPattern - counter;
+    if (variance > maxIndividualVariance) {
+#undef max
+      return FXSYS_IntMax;
+    }
+    totalVariance += variance;
+  }
+  return totalVariance / total;
+}
diff --git a/xfa/fxbarcode/oned/BC_OneDReader.h b/xfa/fxbarcode/oned/BC_OneDReader.h
new file mode 100644
index 0000000..2bab06e
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OneDReader.h
@@ -0,0 +1,50 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDREADER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDREADER_H_
+
+#include "xfa/fxbarcode/BC_Reader.h"
+
+class CBC_BinaryBitmap;
+class CBC_CommonBitArray;
+
+class CBC_OneDReader : public CBC_Reader {
+ public:
+  CBC_OneDReader();
+  virtual ~CBC_OneDReader();
+  virtual CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t& e);
+  virtual CFX_ByteString Decode(CBC_BinaryBitmap* image,
+                                int32_t hints,
+                                int32_t& e);
+  virtual CFX_ByteString DecodeRow(int32_t rowNumber,
+                                   CBC_CommonBitArray* row,
+                                   int32_t hints,
+                                   int32_t& e) {
+    return "";
+  }
+
+ private:
+  CFX_ByteString DeDecode(CBC_BinaryBitmap* image, int32_t hints, int32_t& e);
+
+ protected:
+  static const int32_t INTEGER_MATH_SHIFT = 8;
+  static const int32_t PATTERN_MATCH_RESULT_SCALE_FACTOR = 1 << 8;
+
+  void RecordPattern(CBC_CommonBitArray* row,
+                     int32_t start,
+                     CFX_Int32Array* counters,
+                     int32_t& e);
+  void RecordPatternInReverse(CBC_CommonBitArray* row,
+                              int32_t start,
+                              CFX_Int32Array* counters,
+                              int32_t& e);
+  int32_t PatternMatchVariance(CFX_Int32Array* counters,
+                               const int32_t* pattern,
+                               int32_t maxIndividualVariance);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDREADER_H_
diff --git a/xfa/fxbarcode/oned/BC_OneDimReader.cpp b/xfa/fxbarcode/oned/BC_OneDimReader.cpp
new file mode 100644
index 0000000..5187c34
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OneDimReader.cpp
@@ -0,0 +1,219 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_OneDimReader::START_END_PATTERN[3] = {1, 1, 1};
+const int32_t CBC_OneDimReader::MIDDLE_PATTERN[5] = {1, 1, 1, 1, 1};
+const int32_t CBC_OneDimReader::L_PATTERNS[10][4] = {
+    {3, 2, 1, 1}, {2, 2, 2, 1}, {2, 1, 2, 2}, {1, 4, 1, 1}, {1, 1, 3, 2},
+    {1, 2, 3, 1}, {1, 1, 1, 4}, {1, 3, 1, 2}, {1, 2, 1, 3}, {3, 1, 1, 2}};
+const int32_t CBC_OneDimReader::L_AND_G_PATTERNS[20][4] = {
+    {3, 2, 1, 1}, {2, 2, 2, 1}, {2, 1, 2, 2}, {1, 4, 1, 1}, {1, 1, 3, 2},
+    {1, 2, 3, 1}, {1, 1, 1, 4}, {1, 3, 1, 2}, {1, 2, 1, 3}, {3, 1, 1, 2},
+    {1, 1, 2, 3}, {1, 2, 2, 2}, {2, 2, 1, 2}, {1, 1, 4, 1}, {2, 3, 1, 1},
+    {1, 3, 2, 1}, {4, 1, 1, 1}, {2, 1, 3, 1}, {3, 1, 2, 1}, {2, 1, 1, 3}};
+
+CBC_OneDimReader::CBC_OneDimReader() {}
+CBC_OneDimReader::~CBC_OneDimReader() {}
+CFX_Int32Array* CBC_OneDimReader::FindStartGuardPattern(CBC_CommonBitArray* row,
+                                                        int32_t& e) {
+  FX_BOOL foundStart = FALSE;
+  CFX_Int32Array* startRange = NULL;
+  CFX_Int32Array startEndPattern;
+  startEndPattern.SetSize(3);
+  startEndPattern[0] = START_END_PATTERN[0];
+  startEndPattern[1] = START_END_PATTERN[1];
+  startEndPattern[2] = START_END_PATTERN[2];
+  int32_t nextStart = 0;
+  while (!foundStart) {
+    delete startRange;
+    startRange = FindGuardPattern(row, nextStart, FALSE, &startEndPattern, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    int32_t start = (*startRange)[0];
+    nextStart = (*startRange)[1];
+    if (start <= 1) {
+      break;
+    }
+    int32_t quietStart = start - (nextStart - start);
+    if (quietStart >= 0) {
+      FX_BOOL booT = row->IsRange(quietStart, start, FALSE, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      foundStart = booT;
+    }
+  }
+  return startRange;
+}
+CFX_ByteString CBC_OneDimReader::DecodeRow(int32_t rowNumber,
+                                           CBC_CommonBitArray* row,
+                                           int32_t hints,
+                                           int32_t& e) {
+  std::unique_ptr<CFX_Int32Array> result(FindStartGuardPattern(row, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CFX_ByteString temp = DecodeRow(rowNumber, row, result.get(), hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return temp;
+}
+CFX_ByteString CBC_OneDimReader::DecodeRow(int32_t rowNumber,
+                                           CBC_CommonBitArray* row,
+                                           CFX_Int32Array* startGuardRange,
+                                           int32_t hints,
+                                           int32_t& e) {
+  CFX_ByteString result;
+  DecodeMiddle(row, startGuardRange, result, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  FX_BOOL b = CheckChecksum(result, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  if (!b) {
+    e = BCExceptionChecksumException;
+    return "";
+  }
+  return result;
+}
+FX_BOOL CBC_OneDimReader::CheckChecksum(CFX_ByteString& s, int32_t& e) {
+  FX_BOOL temp = CheckStandardUPCEANChecksum(s, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  return temp;
+}
+FX_BOOL CBC_OneDimReader::CheckStandardUPCEANChecksum(CFX_ByteString& s,
+                                                      int32_t& e) {
+  int32_t length = s.GetLength();
+  if (length == 0) {
+    return FALSE;
+  }
+  int32_t sum = 0;
+  for (int32_t i = length - 2; i >= 0; i -= 2) {
+    int32_t digit = (int32_t)s[i] - (int32_t)'0';
+    if (digit < 0 || digit > 9) {
+      e = BCExceptionFormatException;
+      return FALSE;
+    }
+    sum += digit;
+  }
+  sum *= 3;
+  for (int32_t j = length - 1; j >= 0; j -= 2) {
+    int32_t digit = (int32_t)s[j] - (int32_t)'0';
+    if (digit < 0 || digit > 9) {
+      e = BCExceptionFormatException;
+      return FALSE;
+    }
+    sum += digit;
+  }
+  return sum % 10 == 0;
+}
+CFX_Int32Array* CBC_OneDimReader::DecodeEnd(CBC_CommonBitArray* row,
+                                            int32_t endStart,
+                                            int32_t& e) {
+  CFX_Int32Array startEndPattern;
+  startEndPattern.Add(START_END_PATTERN[0]);
+  startEndPattern.Add(START_END_PATTERN[1]);
+  startEndPattern.Add(START_END_PATTERN[2]);
+  CFX_Int32Array* FindGuard =
+      FindGuardPattern(row, endStart, FALSE, &startEndPattern, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return FindGuard;
+}
+CFX_Int32Array* CBC_OneDimReader::FindGuardPattern(CBC_CommonBitArray* row,
+                                                   int32_t rowOffset,
+                                                   FX_BOOL whiteFirst,
+                                                   CFX_Int32Array* pattern,
+                                                   int32_t& e) {
+  int32_t patternLength = pattern->GetSize();
+  CFX_Int32Array counters;
+  counters.SetSize(patternLength);
+  int32_t width = row->GetSize();
+  FX_BOOL isWhite = FALSE;
+  while (rowOffset < width) {
+    isWhite = !row->Get(rowOffset);
+    if (whiteFirst == isWhite) {
+      break;
+    }
+    rowOffset++;
+  }
+  int32_t counterPosition = 0;
+  int32_t patternStart = rowOffset;
+  for (int32_t x = rowOffset; x < width; x++) {
+    FX_BOOL pixel = row->Get(x);
+    if (pixel ^ isWhite) {
+      counters[counterPosition]++;
+    } else {
+      if (counterPosition == patternLength - 1) {
+        if (PatternMatchVariance(&counters, &(*pattern)[0],
+                                 MAX_INDIVIDUAL_VARIANCE) < MAX_AVG_VARIANCE) {
+          CFX_Int32Array* result = new CFX_Int32Array();
+          result->SetSize(2);
+          (*result)[0] = patternStart;
+          (*result)[1] = x;
+          return result;
+        }
+        patternStart += counters[0] + counters[1];
+        for (int32_t y = 2; y < patternLength; y++) {
+          counters[y - 2] = counters[y];
+        }
+        counters[patternLength - 2] = 0;
+        counters[patternLength - 1] = 0;
+        counterPosition--;
+      } else {
+        counterPosition++;
+      }
+      counters[counterPosition] = 1;
+      isWhite = !isWhite;
+    }
+  }
+  e = BCExceptionNotFound;
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return NULL;
+}
+int32_t CBC_OneDimReader::DecodeDigit(CBC_CommonBitArray* row,
+                                      CFX_Int32Array* counters,
+                                      int32_t rowOffset,
+                                      const int32_t* patterns,
+                                      int32_t patternLength,
+                                      int32_t& e) {
+  RecordPattern(row, rowOffset, counters, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  int32_t bestVariance = MAX_AVG_VARIANCE;
+  int32_t bestMatch = -1;
+  int32_t max = patternLength;
+  for (int32_t i = 0; i < max; i++) {
+    int32_t variance = PatternMatchVariance(counters, &patterns[i * 4],
+                                            MAX_INDIVIDUAL_VARIANCE);
+    if (variance < bestVariance) {
+      bestVariance = variance;
+      bestMatch = i;
+    }
+  }
+  if (bestMatch >= 0) {
+    return bestMatch;
+  } else {
+    e = BCExceptionNotFound;
+    return 0;
+  }
+  return 0;
+}
diff --git a/xfa/fxbarcode/oned/BC_OneDimReader.h b/xfa/fxbarcode/oned/BC_OneDimReader.h
new file mode 100644
index 0000000..cc84ffd
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OneDimReader.h
@@ -0,0 +1,66 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDIMREADER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDIMREADER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+
+class CBC_CommonBitArray;
+
+class CBC_OneDimReader : public CBC_OneDReader {
+ private:
+  static const int32_t MAX_AVG_VARIANCE = (int32_t)(256 * 0.48f);
+  static const int32_t MAX_INDIVIDUAL_VARIANCE = (int32_t)(256 * 0.7f);
+
+  FX_BOOL CheckStandardUPCEANChecksum(CFX_ByteString& s, int32_t& e);
+
+ public:
+  static const int32_t START_END_PATTERN[3];
+  static const int32_t MIDDLE_PATTERN[5];
+  static const int32_t L_PATTERNS[10][4];
+  static const int32_t L_AND_G_PATTERNS[20][4];
+
+  CBC_OneDimReader();
+  virtual ~CBC_OneDimReader();
+
+  CFX_ByteString DecodeRow(int32_t rowNumber,
+                           CBC_CommonBitArray* row,
+                           int32_t hints,
+                           int32_t& e);
+  CFX_ByteString DecodeRow(int32_t rowNumber,
+                           CBC_CommonBitArray* row,
+                           CFX_Int32Array* startGuardRange,
+                           int32_t hints,
+                           int32_t& e);
+
+ protected:
+  CFX_Int32Array* FindStartGuardPattern(CBC_CommonBitArray* row, int32_t& e);
+  virtual FX_BOOL CheckChecksum(CFX_ByteString& s, int32_t& e);
+  CFX_Int32Array* FindGuardPattern(CBC_CommonBitArray* row,
+                                   int32_t rowOffset,
+                                   FX_BOOL whiteFirst,
+                                   CFX_Int32Array* pattern,
+                                   int32_t& e);
+  int32_t DecodeDigit(CBC_CommonBitArray* row,
+                      CFX_Int32Array* counters,
+                      int32_t rowOffset,
+                      const int32_t* patterns,
+                      int32_t patternLength,
+                      int32_t& e);
+  virtual int32_t DecodeMiddle(CBC_CommonBitArray* row,
+                               CFX_Int32Array* startRange,
+                               CFX_ByteString& resultResult,
+                               int32_t& e) {
+    return 0;
+  }
+  virtual CFX_Int32Array* DecodeEnd(CBC_CommonBitArray* row,
+                                    int32_t endStart,
+                                    int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDIMREADER_H_
diff --git a/xfa/fxbarcode/oned/BC_OneDimWriter.cpp b/xfa/fxbarcode/oned/BC_OneDimWriter.cpp
new file mode 100644
index 0000000..62ca97f
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OneDimWriter.cpp
@@ -0,0 +1,437 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+
+CBC_OneDimWriter::CBC_OneDimWriter() {
+  m_locTextLoc = BC_TEXT_LOC_BELOWEMBED;
+  m_bPrintChecksum = TRUE;
+  m_iDataLenth = 0;
+  m_bCalcChecksum = FALSE;
+  m_pFont = NULL;
+  m_fFontSize = 10;
+  m_iFontStyle = 0;
+  m_fontColor = 0xff000000;
+  m_iContentLen = 0;
+  m_bLeftPadding = FALSE;
+  m_bRightPadding = FALSE;
+  m_output = NULL;
+}
+CBC_OneDimWriter::~CBC_OneDimWriter() {
+  delete m_output;
+}
+void CBC_OneDimWriter::SetPrintChecksum(FX_BOOL checksum) {
+  m_bPrintChecksum = checksum;
+}
+void CBC_OneDimWriter::SetDataLength(int32_t length) {
+  m_iDataLenth = length;
+}
+void CBC_OneDimWriter::SetCalcChecksum(int32_t state) {
+  m_bCalcChecksum = state;
+}
+FX_BOOL CBC_OneDimWriter::SetFont(CFX_Font* cFont) {
+  if (cFont == NULL) {
+    return FALSE;
+  }
+  m_pFont = cFont;
+  return TRUE;
+}
+void CBC_OneDimWriter::SetFontSize(FX_FLOAT size) {
+  m_fFontSize = size;
+}
+void CBC_OneDimWriter::SetFontStyle(int32_t style) {
+  m_iFontStyle = style;
+}
+void CBC_OneDimWriter::SetFontColor(FX_ARGB color) {
+  m_fontColor = color;
+}
+FX_WCHAR CBC_OneDimWriter::Upper(FX_WCHAR ch) {
+  if (ch >= 'a' && ch <= 'z') {
+    ch = ch - ('a' - 'A');
+  }
+  return ch;
+}
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t hints,
+                                  int32_t& e) {
+  uint8_t* ret = NULL;
+  outHeight = 1;
+  if (m_Width >= 20) {
+    ret = Encode(contents, outWidth, e);
+  } else {
+    ret = Encode(contents, outWidth, e);
+  }
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+int32_t CBC_OneDimWriter::AppendPattern(uint8_t* target,
+                                        int32_t pos,
+                                        const int32_t* pattern,
+                                        int32_t patternLength,
+                                        int32_t startColor,
+                                        int32_t& e) {
+  if (startColor != 0 && startColor != 1) {
+    e = BCExceptionValueMustBeEither0or1;
+    return 0;
+  }
+  uint8_t color = (uint8_t)startColor;
+  int32_t numAdded = 0;
+  for (int32_t i = 0; i < patternLength; i++) {
+    for (int32_t j = 0; j < pattern[i]; j++) {
+      target[pos] = color;
+      pos += 1;
+      numAdded += 1;
+    }
+    color ^= 1;
+  }
+  return numAdded;
+}
+void CBC_OneDimWriter::CalcTextInfo(const CFX_ByteString& text,
+                                    FXTEXT_CHARPOS* charPos,
+                                    CFX_Font* cFont,
+                                    FX_FLOAT geWidth,
+                                    int32_t fontSize,
+                                    FX_FLOAT& charsLen) {
+  std::unique_ptr<CFX_UnicodeEncodingEx> encoding(
+      FX_CreateFontEncodingEx(cFont));
+
+  int32_t length = text.GetLength();
+  FX_DWORD* pCharCode = FX_Alloc(FX_DWORD, text.GetLength());
+  FX_FLOAT charWidth = 0;
+  for (int32_t j = 0; j < text.GetLength(); j++) {
+    pCharCode[j] = encoding->CharCodeFromUnicode(text[j]);
+    int32_t glyp_code = encoding->GlyphFromCharCode(pCharCode[j]);
+    int32_t glyp_value = cFont->GetGlyphWidth(glyp_code);
+    FX_FLOAT temp = (FX_FLOAT)((glyp_value)*fontSize / 1000.0);
+    charWidth += temp;
+  }
+  charsLen = charWidth;
+  FX_FLOAT leftPositon = (FX_FLOAT)(geWidth - charsLen) / 2.0f;
+  if (leftPositon < 0 && geWidth == 0) {
+    leftPositon = 0;
+  }
+  FX_FLOAT penX = 0.0;
+  FX_FLOAT penY =
+      (FX_FLOAT)FXSYS_abs(cFont->GetDescent()) * (FX_FLOAT)fontSize / 1000.0f;
+  FX_FLOAT left = leftPositon;
+  FX_FLOAT top = 0.0;
+  charPos[0].m_OriginX = penX + left;
+  charPos[0].m_OriginY = penY + top;
+  charPos[0].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[0]);
+  charPos[0].m_FontCharWidth = cFont->GetGlyphWidth(charPos[0].m_GlyphIndex);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+  charPos[0].m_ExtGID = charPos[0].m_GlyphIndex;
+#endif
+  penX += (FX_FLOAT)(charPos[0].m_FontCharWidth) * (FX_FLOAT)fontSize / 1000.0f;
+  for (int32_t i = 1; i < length; i++) {
+    charPos[i].m_OriginX = penX + left;
+    charPos[i].m_OriginY = penY + top;
+    charPos[i].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[i]);
+    charPos[i].m_FontCharWidth = cFont->GetGlyphWidth(charPos[i].m_GlyphIndex);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+    charPos[i].m_ExtGID = charPos[i].m_GlyphIndex;
+#endif
+    penX +=
+        (FX_FLOAT)(charPos[i].m_FontCharWidth) * (FX_FLOAT)fontSize / 1000.0f;
+  }
+  FX_Free(pCharCode);
+}
+void CBC_OneDimWriter::ShowDeviceChars(CFX_RenderDevice* device,
+                                       const CFX_Matrix* matrix,
+                                       const CFX_ByteString str,
+                                       FX_FLOAT geWidth,
+                                       FXTEXT_CHARPOS* pCharPos,
+                                       FX_FLOAT locX,
+                                       FX_FLOAT locY,
+                                       int32_t barWidth) {
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CFX_FloatRect rect((FX_FLOAT)locX, (FX_FLOAT)locY, (FX_FLOAT)(locX + geWidth),
+                     (FX_FLOAT)(locY + iTextHeight));
+  if (geWidth != m_Width) {
+    rect.right -= 1;
+  }
+  matrix->TransformRect(rect);
+  FX_RECT re = rect.GetOutterRect();
+  device->FillRect(&re, m_backgroundColor);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, (FX_FLOAT)locX,
+                           (FX_FLOAT)(locY + iFontSize));
+  if (matrix) {
+    affine_matrix.Concat(*matrix);
+  }
+  device->DrawNormalText(str.GetLength(), pCharPos, m_pFont,
+                         CFX_GEModule::Get()->GetFontCache(),
+                         (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix,
+                         m_fontColor, FXTEXT_CLEARTYPE);
+}
+void CBC_OneDimWriter::ShowBitmapChars(CFX_DIBitmap* pOutBitmap,
+                                       const CFX_ByteString str,
+                                       FX_FLOAT geWidth,
+                                       FXTEXT_CHARPOS* pCharPos,
+                                       FX_FLOAT locX,
+                                       FX_FLOAT locY,
+                                       int32_t barWidth) {
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CFX_FxgeDevice ge;
+  ge.Create((int)geWidth, iTextHeight, m_colorSpace);
+  FX_RECT geRect(0, 0, (int)geWidth, iTextHeight);
+  ge.FillRect(&geRect, m_backgroundColor);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize);
+  ge.DrawNormalText(str.GetLength(), pCharPos, m_pFont,
+                    CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                    (CFX_Matrix*)&affine_matrix, m_fontColor, FXTEXT_CLEARTYPE);
+  CFX_FxgeDevice geBitmap;
+  geBitmap.Attach(pOutBitmap);
+  geBitmap.SetDIBits(ge.GetBitmap(), (int)locX, (int)locY);
+}
+void CBC_OneDimWriter::ShowChars(const CFX_WideStringC& contents,
+                                 CFX_DIBitmap* pOutBitmap,
+                                 CFX_RenderDevice* device,
+                                 const CFX_Matrix* matrix,
+                                 int32_t barWidth,
+                                 int32_t multiple,
+                                 int32_t& e) {
+  if (device == NULL && pOutBitmap == NULL) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  if (m_pFont == NULL) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLen = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
+  FX_FLOAT charsLen = 0;
+  FX_FLOAT geWidth = 0;
+  if (m_locTextLoc == BC_TEXT_LOC_ABOVEEMBED ||
+      m_locTextLoc == BC_TEXT_LOC_BELOWEMBED) {
+    geWidth = 0;
+  } else if (m_locTextLoc == BC_TEXT_LOC_ABOVE ||
+             m_locTextLoc == BC_TEXT_LOC_BELOW) {
+    geWidth = (FX_FLOAT)barWidth;
+  }
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CalcTextInfo(str, pCharPos, m_pFont, geWidth, iFontSize, charsLen);
+  if (charsLen < 1) {
+    return;
+  }
+  int32_t locX = 0;
+  int32_t locY = 0;
+  switch (m_locTextLoc) {
+    case BC_TEXT_LOC_ABOVEEMBED:
+      locX = (int32_t)(barWidth - charsLen) / 2;
+      locY = 0;
+      geWidth = charsLen;
+      break;
+    case BC_TEXT_LOC_ABOVE:
+      locX = 0;
+      locY = 0;
+      geWidth = (FX_FLOAT)barWidth;
+      break;
+    case BC_TEXT_LOC_BELOWEMBED:
+      locX = (int32_t)(barWidth - charsLen) / 2;
+      locY = m_Height - iTextHeight;
+      geWidth = charsLen;
+      break;
+    case BC_TEXT_LOC_BELOW:
+    default:
+      locX = 0;
+      locY = m_Height - iTextHeight;
+      geWidth = (FX_FLOAT)barWidth;
+      break;
+  }
+  if (device) {
+    ShowDeviceChars(device, matrix, str, geWidth, pCharPos, (FX_FLOAT)locX,
+                    (FX_FLOAT)locY, barWidth);
+  } else {
+    ShowBitmapChars(pOutBitmap, str, geWidth, pCharPos, (FX_FLOAT)locX,
+                    (FX_FLOAT)locY, barWidth);
+  }
+  FX_Free(pCharPos);
+}
+void CBC_OneDimWriter::RenderBitmapResult(CFX_DIBitmap*& pOutBitmap,
+                                          const CFX_WideStringC& contents,
+                                          int32_t& e) {
+  if (m_output == NULL) {
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  pOutBitmap = CreateDIBitmap(m_output->GetWidth(), m_output->GetHeight());
+  pOutBitmap->Clear(m_backgroundColor);
+  if (!pOutBitmap) {
+    e = BCExceptionFailToCreateBitmap;
+    return;
+  }
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      if (m_output->Get(x, y)) {
+        pOutBitmap->SetPixel(x, y, m_barColor);
+      }
+    }
+  }
+  int32_t i = 0;
+  for (; i < contents.GetLength(); i++)
+    if (contents.GetAt(i) != ' ') {
+      break;
+    }
+  if (m_locTextLoc != BC_TEXT_LOC_NONE && i < contents.GetLength()) {
+    ShowChars(contents, pOutBitmap, NULL, NULL, m_barWidth, m_multiple, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  CFX_DIBitmap* pStretchBitmap = pOutBitmap->StretchTo(m_Width, m_Height);
+  if (pOutBitmap) {
+    delete pOutBitmap;
+  }
+  pOutBitmap = pStretchBitmap;
+}
+void CBC_OneDimWriter::RenderDeviceResult(CFX_RenderDevice* device,
+                                          const CFX_Matrix* matrix,
+                                          const CFX_WideStringC& contents,
+                                          int32_t& e) {
+  if (m_output == NULL) {
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  CFX_GraphStateData stateData;
+  CFX_PathData path;
+  path.AppendRect(0, 0, (FX_FLOAT)m_Width, (FX_FLOAT)m_Height);
+  device->DrawPath(&path, matrix, &stateData, m_backgroundColor,
+                   m_backgroundColor, FXFILL_ALTERNATE);
+  CFX_Matrix matri(m_outputHScale, 0.0, 0.0, (FX_FLOAT)m_Height, 0.0, 0.0);
+  matri.Concat(*matrix);
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      CFX_PathData rect;
+      rect.AppendRect((FX_FLOAT)x, (FX_FLOAT)y, (FX_FLOAT)(x + 1),
+                      (FX_FLOAT)(y + 1));
+      CFX_GraphStateData stateData;
+      if (m_output->Get(x, y)) {
+        device->DrawPath(&rect, &matri, &stateData, m_barColor, 0,
+                         FXFILL_WINDING);
+      }
+    }
+  }
+  int32_t i = 0;
+  for (; i < contents.GetLength(); i++)
+    if (contents.GetAt(i) != ' ') {
+      break;
+    }
+  if (m_locTextLoc != BC_TEXT_LOC_NONE && i < contents.GetLength()) {
+    ShowChars(contents, NULL, device, matrix, m_barWidth, m_multiple, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_OneDimWriter::RenderResult(const CFX_WideStringC& contents,
+                                    uint8_t* code,
+                                    int32_t codeLength,
+                                    FX_BOOL isDevice,
+                                    int32_t& e) {
+  if (codeLength < 1) {
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  if (m_ModuleHeight < 20.0) {
+    m_ModuleHeight = 20;
+  }
+  int32_t codeOldLength = codeLength;
+  int32_t leftPadding = 0;
+  int32_t rightPadding = 0;
+  if (m_bLeftPadding) {
+    leftPadding = 7;
+  }
+  if (m_bRightPadding) {
+    rightPadding = 7;
+  }
+  codeLength += leftPadding;
+  codeLength += rightPadding;
+  m_outputHScale = 1.0;
+  if (m_Width > 0) {
+    m_outputHScale = (FX_FLOAT)m_Width / (FX_FLOAT)codeLength;
+  }
+  if (!isDevice) {
+    m_outputHScale =
+        std::max(m_outputHScale, static_cast<FX_FLOAT>(m_ModuleWidth));
+  }
+  FX_FLOAT dataLengthScale = 1.0;
+  if (m_iDataLenth > 0 && contents.GetLength() != 0) {
+    dataLengthScale = FX_FLOAT(contents.GetLength()) / FX_FLOAT(m_iDataLenth);
+  }
+  if (m_iDataLenth > 0 && contents.GetLength() == 0) {
+    dataLengthScale = FX_FLOAT(1) / FX_FLOAT(m_iDataLenth);
+  }
+  m_multiple = 1;
+  if (!isDevice) {
+    m_multiple = (int32_t)ceil(m_outputHScale * dataLengthScale);
+  }
+  int32_t outputHeight = 1;
+  if (!isDevice) {
+    if (m_Height == 0) {
+      outputHeight = std::max(20, m_ModuleHeight);
+    } else {
+      outputHeight = m_Height;
+    }
+  }
+  int32_t outputWidth = codeLength;
+  if (!isDevice) {
+    outputWidth = (int32_t)(codeLength * m_multiple / dataLengthScale);
+  }
+  m_barWidth = m_Width;
+  if (!isDevice) {
+    m_barWidth = codeLength * m_multiple;
+  }
+  m_output = new CBC_CommonBitMatrix;
+  m_output->Init(outputWidth, outputHeight);
+  int32_t outputX = leftPadding * m_multiple;
+  for (int32_t inputX = 0; inputX < codeOldLength; inputX++) {
+    if (code[inputX] == 1) {
+      if (outputX >= outputWidth) {
+        break;
+      }
+      if (outputX + m_multiple > outputWidth && outputWidth - outputX > 0) {
+        m_output->SetRegion(outputX, 0, outputWidth - outputX, outputHeight, e);
+        break;
+      }
+      m_output->SetRegion(outputX, 0, m_multiple, outputHeight, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    outputX += m_multiple;
+  }
+}
diff --git a/xfa/fxbarcode/oned/BC_OneDimWriter.h b/xfa/fxbarcode/oned/BC_OneDimWriter.h
new file mode 100644
index 0000000..e91a929
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OneDimWriter.h
@@ -0,0 +1,120 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDIMWRITER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDIMWRITER_H_
+
+#include "core/include/fxge/fx_ge.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/include/fxbarcode/BC_BarCode.h"
+
+class CBC_CommonBitMatrix;
+class CFX_Font;
+class CFX_RenderDevice;
+
+class CBC_OneDimWriter : public CBC_Writer {
+ public:
+  CBC_OneDimWriter();
+  virtual ~CBC_OneDimWriter();
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  virtual uint8_t* Encode(const CFX_ByteString& contents,
+                          int32_t& outLength,
+                          int32_t& e) {
+    return NULL;
+  }
+  virtual void RenderResult(const CFX_WideStringC& contents,
+                            uint8_t* code,
+                            int32_t codeLength,
+                            FX_BOOL isDevice,
+                            int32_t& e);
+  virtual void RenderBitmapResult(CFX_DIBitmap*& pOutBitmap,
+                                  const CFX_WideStringC& contents,
+                                  int32_t& e);
+  virtual void RenderDeviceResult(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matrix,
+                                  const CFX_WideStringC& contents,
+                                  int32_t& e);
+  virtual FX_BOOL CheckContentValidity(const CFX_WideStringC& contents) {
+    return TRUE;
+  }
+  virtual CFX_WideString FilterContents(const CFX_WideStringC& contents) {
+    return CFX_WideString();
+  }
+  virtual CFX_WideString RenderTextContents(const CFX_WideStringC& contents) {
+    return CFX_WideString();
+  }
+  virtual void SetPrintChecksum(FX_BOOL checksum);
+  virtual void SetDataLength(int32_t length);
+  virtual void SetCalcChecksum(int32_t state);
+  virtual void SetFontSize(FX_FLOAT size);
+  virtual void SetFontStyle(int32_t style);
+  virtual void SetFontColor(FX_ARGB color);
+  virtual FX_BOOL SetFont(CFX_Font* cFont);
+
+ protected:
+  FX_BOOL m_bPrintChecksum;
+  int32_t m_iDataLenth;
+  FX_BOOL m_bCalcChecksum;
+  CFX_Font* m_pFont;
+  FX_FLOAT m_fFontSize;
+  int32_t m_iFontStyle;
+  FX_DWORD m_fontColor;
+  BC_TEXT_LOC m_locTextLoc;
+  int32_t m_iContentLen;
+  FX_BOOL m_bLeftPadding;
+  FX_BOOL m_bRightPadding;
+  CBC_CommonBitMatrix* m_output;
+  int32_t m_barWidth;
+  int32_t m_multiple;
+  FX_FLOAT m_outputHScale;
+  void CalcTextInfo(const CFX_ByteString& text,
+                    FXTEXT_CHARPOS* charPos,
+                    CFX_Font* cFont,
+                    FX_FLOAT geWidth,
+                    int32_t fontSize,
+                    FX_FLOAT& charsLen);
+  virtual void ShowChars(const CFX_WideStringC& contents,
+                         CFX_DIBitmap* pOutBitmap,
+                         CFX_RenderDevice* device,
+                         const CFX_Matrix* matrix,
+                         int32_t barWidth,
+                         int32_t multiple,
+                         int32_t& e);
+  virtual void ShowBitmapChars(CFX_DIBitmap* pOutBitmap,
+                               const CFX_ByteString str,
+                               FX_FLOAT geWidth,
+                               FXTEXT_CHARPOS* pCharPos,
+                               FX_FLOAT locX,
+                               FX_FLOAT locY,
+                               int32_t barWidth);
+  virtual void ShowDeviceChars(CFX_RenderDevice* device,
+                               const CFX_Matrix* matrix,
+                               const CFX_ByteString str,
+                               FX_FLOAT geWidth,
+                               FXTEXT_CHARPOS* pCharPos,
+                               FX_FLOAT locX,
+                               FX_FLOAT locY,
+                               int32_t barWidth);
+  int32_t AppendPattern(uint8_t* target,
+                        int32_t pos,
+                        const int32_t* pattern,
+                        int32_t patternLength,
+                        int32_t startColor,
+                        int32_t& e);
+  FX_WCHAR Upper(FX_WCHAR ch);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDIMWRITER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedCodaBarReader.cpp b/xfa/fxbarcode/oned/BC_OnedCodaBarReader.cpp
new file mode 100644
index 0000000..27f2191
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCodaBarReader.cpp
@@ -0,0 +1,212 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/oned/BC_OnedCodaBarReader.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Reader.h"
+#include "xfa/fxbarcode/utils.h"
+
+const FX_CHAR* CBC_OnedCodaBarReader::ALPHABET_STRING =
+    "0123456789-$:/.+ABCDTN";
+const int32_t CBC_OnedCodaBarReader::CHARACTER_ENCODINGS[22] = {
+    0x003, 0x006, 0x009, 0x060, 0x012, 0x042, 0x021, 0x024,
+    0x030, 0x048, 0x00c, 0x018, 0x045, 0x051, 0x054, 0x015,
+    0x01A, 0x029, 0x00B, 0x00E, 0x01A, 0x029};
+const FX_CHAR CBC_OnedCodaBarReader::STARTEND_ENCODING[8] = {
+    'E', '*', 'A', 'B', 'C', 'D', 'T', 'N'};
+
+CBC_OnedCodaBarReader::CBC_OnedCodaBarReader() {}
+CBC_OnedCodaBarReader::~CBC_OnedCodaBarReader() {}
+CFX_ByteString CBC_OnedCodaBarReader::DecodeRow(int32_t rowNumber,
+                                                CBC_CommonBitArray* row,
+                                                int32_t hints,
+                                                int32_t& e) {
+  std::unique_ptr<CFX_Int32Array> start(FindAsteriskPattern(row, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  (*start)[1] = 0;
+  int32_t nextStart = (*start)[1];
+  int32_t end = row->GetSize();
+  while (nextStart < end && !row->Get(nextStart)) {
+    nextStart++;
+  }
+  CFX_ByteString result;
+  CFX_Int32Array counters;
+  counters.SetSize(7);
+  FX_CHAR decodedChar;
+  int32_t lastStart;
+  do {
+    RecordPattern(row, nextStart, &counters, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, "");
+    decodedChar = ToNarrowWidePattern(&counters);
+    if (decodedChar == '!') {
+      e = BCExceptionNotFound;
+      return "";
+    }
+    result += decodedChar;
+    lastStart = nextStart;
+    for (int32_t i = 0; i < counters.GetSize(); i++) {
+      nextStart += counters[i];
+    }
+    while (nextStart < end && !row->Get(nextStart)) {
+      nextStart++;
+    }
+  } while (nextStart < end);
+  int32_t lastPatternSize = 0;
+  for (int32_t j = 0; j < counters.GetSize(); j++) {
+    lastPatternSize += counters[j];
+  }
+  int32_t whiteSpaceAfterEnd = nextStart - lastStart - lastPatternSize;
+  if (nextStart != end && (whiteSpaceAfterEnd / 2 < lastPatternSize)) {
+    e = BCExceptionNotFound;
+    return "";
+  }
+  if (result.GetLength() < 2) {
+    e = BCExceptionNotFound;
+    return "";
+  }
+  FX_CHAR startchar = result[0];
+  if (!ArrayContains(STARTEND_ENCODING, startchar)) {
+    e = BCExceptionNotFound;
+    return "";
+  }
+  int32_t len = result.GetLength();
+  CFX_ByteString temp = result;
+  for (int32_t k = 1; k < result.GetLength(); k++) {
+    if (ArrayContains(STARTEND_ENCODING, result[k])) {
+      if ((k + 1) != result.GetLength()) {
+        result.Delete(1, k);
+        k = 1;
+      }
+    }
+  }
+  if (result.GetLength() < 5) {
+    int32_t index = temp.Find(result.Mid(1, result.GetLength() - 1));
+    if (index == len - (result.GetLength() - 1)) {
+      e = BCExceptionNotFound;
+      return "";
+    }
+  }
+  if (result.GetLength() > minCharacterLength) {
+    result = result.Mid(1, result.GetLength() - 2);
+  } else {
+    e = BCExceptionNotFound;
+    return "";
+  }
+  return result;
+}
+CFX_Int32Array* CBC_OnedCodaBarReader::FindAsteriskPattern(
+    CBC_CommonBitArray* row,
+    int32_t& e) {
+  int32_t width = row->GetSize();
+  int32_t rowOffset = 0;
+  while (rowOffset < width) {
+    if (row->Get(rowOffset)) {
+      break;
+    }
+    rowOffset++;
+  }
+  int32_t counterPosition = 0;
+  CFX_Int32Array counters;
+  counters.SetSize(7);
+  int32_t patternStart = rowOffset;
+  FX_BOOL isWhite = FALSE;
+  int32_t patternLength = counters.GetSize();
+  for (int32_t i = rowOffset; i < width; i++) {
+    FX_BOOL pixel = row->Get(i);
+    if (pixel ^ isWhite) {
+      counters[counterPosition]++;
+    } else {
+      if (counterPosition == patternLength - 1) {
+        if (ArrayContains(STARTEND_ENCODING, ToNarrowWidePattern(&counters))) {
+          FX_BOOL btemp3 =
+              row->IsRange(std::max(0, patternStart - (i - patternStart) / 2),
+                           patternStart, FALSE, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          if (btemp3) {
+            CFX_Int32Array* result = new CFX_Int32Array();
+            result->SetSize(2);
+            (*result)[0] = patternStart;
+            (*result)[1] = i;
+            return result;
+          }
+        }
+        patternStart += counters[0] + counters[1];
+        for (int32_t y = 2; y < patternLength; y++) {
+          counters[y - 2] = counters[y];
+        }
+        counters[patternLength - 2] = 0;
+        counters[patternLength - 1] = 0;
+        counterPosition--;
+      } else {
+        counterPosition++;
+      }
+      counters[counterPosition] = 1;
+      isWhite = !isWhite;
+    }
+  }
+  e = BCExceptionNotFound;
+  return NULL;
+}
+FX_BOOL CBC_OnedCodaBarReader::ArrayContains(const FX_CHAR array[],
+                                             FX_CHAR key) {
+  for (int32_t i = 0; i < 8; i++) {
+    if (array[i] == key) {
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+FX_CHAR CBC_OnedCodaBarReader::ToNarrowWidePattern(CFX_Int32Array* counter) {
+  int32_t numCounters = counter->GetSize();
+  if (numCounters < 1) {
+    return '!';
+  }
+  int32_t averageCounter = 0;
+  int32_t totalCounters = 0;
+  for (int32_t i = 0; i < numCounters; i++) {
+    totalCounters += (*counter)[i];
+  }
+  averageCounter = totalCounters / numCounters;
+  int32_t pattern = 0;
+  int32_t wideCounters = 0;
+  for (int32_t j = 0; j < numCounters; j++) {
+    if ((*counter)[j] > averageCounter) {
+      pattern |= 1 << (numCounters - 1 - j);
+      wideCounters++;
+    }
+  }
+  if ((wideCounters == 2) || (wideCounters == 3)) {
+    for (int32_t k = 0; k < 22; k++) {
+      if (CHARACTER_ENCODINGS[k] == pattern) {
+        return (ALPHABET_STRING)[k];
+      }
+    }
+  }
+  return '!';
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedCodaBarReader.h b/xfa/fxbarcode/oned/BC_OnedCodaBarReader.h
new file mode 100644
index 0000000..678795d
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCodaBarReader.h
@@ -0,0 +1,36 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDCODABARREADER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDCODABARREADER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+
+class CBC_CommonBitArray;
+class CBC_OneDReader;
+
+class CBC_OnedCodaBarReader : public CBC_OneDReader {
+ public:
+  CBC_OnedCodaBarReader();
+  virtual ~CBC_OnedCodaBarReader();
+  CFX_ByteString DecodeRow(int32_t rowNumber,
+                           CBC_CommonBitArray* row,
+                           int32_t hints,
+                           int32_t& e);
+  CFX_Int32Array* FindAsteriskPattern(CBC_CommonBitArray* row, int32_t& e);
+  FX_BOOL ArrayContains(const FX_CHAR array[], FX_CHAR key);
+  FX_CHAR ToNarrowWidePattern(CFX_Int32Array* counter);
+
+  static const FX_CHAR* ALPHABET_STRING;
+  static const int32_t CHARACTER_ENCODINGS[22];
+
+ private:
+  static const int32_t minCharacterLength = 3;
+  static const FX_CHAR STARTEND_ENCODING[8];
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDCODABARREADER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedCodaBarWriter.cpp b/xfa/fxbarcode/oned/BC_OnedCodaBarWriter.cpp
new file mode 100644
index 0000000..81f0339
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCodaBarWriter.cpp
@@ -0,0 +1,231 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedCodaBarReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCodaBarWriter.h"
+
+const FX_CHAR CBC_OnedCodaBarWriter::START_END_CHARS[] = {
+    'A', 'B', 'C', 'D', 'T', 'N', '*', 'E', 'a', 'b', 'c', 'd', 't', 'n', 'e'};
+const FX_CHAR CBC_OnedCodaBarWriter::CONTENT_CHARS[] = {
+    '0', '1', '2', '3', '4', '5', '6', '7',
+    '8', '9', '-', '$', '/', ':', '+', '.'};
+
+CBC_OnedCodaBarWriter::CBC_OnedCodaBarWriter() {
+  m_chStart = 'A';
+  m_chEnd = 'B';
+  m_iWideNarrRatio = 2;
+}
+CBC_OnedCodaBarWriter::~CBC_OnedCodaBarWriter() {}
+FX_BOOL CBC_OnedCodaBarWriter::SetStartChar(FX_CHAR start) {
+  for (size_t i = 0; i < FX_ArraySize(START_END_CHARS); ++i) {
+    if (START_END_CHARS[i] == start) {
+      m_chStart = start;
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+
+FX_BOOL CBC_OnedCodaBarWriter::SetEndChar(FX_CHAR end) {
+  for (size_t i = 0; i < FX_ArraySize(START_END_CHARS); ++i) {
+    if (START_END_CHARS[i] == end) {
+      m_chEnd = end;
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+void CBC_OnedCodaBarWriter::SetDataLength(int32_t length) {
+  m_iDataLenth = length + 2;
+}
+FX_BOOL CBC_OnedCodaBarWriter::SetTextLocation(BC_TEXT_LOC location) {
+  if (location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+    return FALSE;
+  }
+  m_locTextLoc = location;
+  return TRUE;
+}
+FX_BOOL CBC_OnedCodaBarWriter::SetWideNarrowRatio(int32_t ratio) {
+  if (ratio < 2 || ratio > 3) {
+    return FALSE;
+  }
+  m_iWideNarrRatio = ratio;
+  return TRUE;
+}
+FX_BOOL CBC_OnedCodaBarWriter::FindChar(FX_WCHAR ch, FX_BOOL isContent) {
+  if (isContent) {
+    for (size_t i = 0; i < FX_ArraySize(CONTENT_CHARS); ++i) {
+      if (ch == (FX_WCHAR)CONTENT_CHARS[i]) {
+        return TRUE;
+      }
+    }
+    for (size_t j = 0; j < FX_ArraySize(START_END_CHARS); ++j) {
+      if (ch == (FX_WCHAR)START_END_CHARS[j]) {
+        return TRUE;
+      }
+    }
+    return FALSE;
+  } else {
+    for (size_t i = 0; i < FX_ArraySize(CONTENT_CHARS); ++i) {
+      if (ch == (FX_WCHAR)CONTENT_CHARS[i]) {
+        return TRUE;
+      }
+    }
+    return FALSE;
+  }
+}
+FX_BOOL CBC_OnedCodaBarWriter::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  FX_WCHAR ch;
+  int32_t index = 0;
+  for (index = 0; index < contents.GetLength(); index++) {
+    ch = contents.GetAt(index);
+    if (FindChar(ch, FALSE)) {
+      continue;
+    } else {
+      return FALSE;
+    }
+  }
+  return TRUE;
+}
+CFX_WideString CBC_OnedCodaBarWriter::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  FX_WCHAR ch;
+  for (int32_t index = 0; index < contents.GetLength(); index++) {
+    ch = contents.GetAt(index);
+    if (ch > 175) {
+      index++;
+      continue;
+    }
+    if (FindChar(ch, TRUE)) {
+      filtercontents += ch;
+    } else {
+      continue;
+    }
+  }
+  return filtercontents;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t hints,
+                                       int32_t& e) {
+  if (format != BCFORMAT_CODABAR) {
+    e = BCExceptionOnlyEncodeCODEBAR;
+    return NULL;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       int32_t& outLength,
+                                       int32_t& e) {
+  CBC_OnedCodaBarReader CodaBarR;
+  CFX_ByteString data = m_chStart + contents + m_chEnd;
+  m_iContentLen = data.GetLength();
+  uint8_t* result = FX_Alloc2D(uint8_t, m_iWideNarrRatio * 7, data.GetLength());
+  FX_CHAR ch;
+  int32_t position = 0;
+  for (int32_t index = 0; index < data.GetLength(); index++) {
+    ch = data.GetAt(index);
+    if (((ch >= 'a') && (ch <= 'z'))) {
+      ch = ch - 32;
+    }
+    switch (ch) {
+      case 'T':
+        ch = 'A';
+        break;
+      case 'N':
+        ch = 'B';
+        break;
+      case '*':
+        ch = 'C';
+        break;
+      case 'E':
+        ch = 'D';
+        break;
+      default:
+        break;
+    }
+    int32_t code = 0;
+    int32_t len = (int32_t)strlen(CodaBarR.ALPHABET_STRING);
+    for (int32_t i = 0; i < len; i++) {
+      if (ch == CodaBarR.ALPHABET_STRING[i]) {
+        code = CodaBarR.CHARACTER_ENCODINGS[i];
+        break;
+      }
+    }
+    uint8_t color = 1;
+    int32_t counter = 0;
+    int32_t bit = 0;
+    while (bit < 7) {
+      result[position] = color;
+      position++;
+      if (((code >> (6 - bit)) & 1) == 0 || counter == m_iWideNarrRatio - 1) {
+        color = !color;
+        bit++;
+        counter = 0;
+      } else {
+        counter++;
+      }
+    }
+    if (index < data.GetLength() - 1) {
+      result[position] = 0;
+      position++;
+    }
+  }
+  outLength = position;
+  return result;
+}
+CFX_WideString CBC_OnedCodaBarWriter::encodedContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString strStart(m_chStart);
+  CFX_WideString strEnd(m_chEnd);
+  return strStart + contents + strEnd;
+}
+void CBC_OnedCodaBarWriter::RenderResult(const CFX_WideStringC& contents,
+                                         uint8_t* code,
+                                         int32_t codeLength,
+                                         FX_BOOL isDevice,
+                                         int32_t& e) {
+  CBC_OneDimWriter::RenderResult(encodedContents(contents), code, codeLength,
+                                 isDevice, e);
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedCodaBarWriter.h b/xfa/fxbarcode/oned/BC_OnedCodaBarWriter.h
new file mode 100644
index 0000000..92a31bd
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCodaBarWriter.h
@@ -0,0 +1,54 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDCODABARWRITER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDCODABARWRITER_H_
+
+enum BC_TEXT_LOC;
+class CBC_OneDimWriter;
+class CBC_OnedCodaBarWriter;
+class CBC_OnedCodaBarWriter : public CBC_OneDimWriter {
+ public:
+  CBC_OnedCodaBarWriter();
+  virtual ~CBC_OnedCodaBarWriter();
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  CFX_WideString encodedContents(const CFX_WideStringC& contents);
+  FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
+  CFX_WideString FilterContents(const CFX_WideStringC& contents);
+  FX_BOOL SetStartChar(FX_CHAR start);
+  FX_BOOL SetEndChar(FX_CHAR end);
+  void SetDataLength(int32_t length);
+  FX_BOOL SetTextLocation(BC_TEXT_LOC location);
+  FX_BOOL SetWideNarrowRatio(int32_t ratio);
+  FX_BOOL FindChar(FX_WCHAR ch, FX_BOOL isContent);
+
+ private:
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    FX_BOOL isDevice,
+                    int32_t& e);
+  static const FX_CHAR START_END_CHARS[];
+  static const FX_CHAR CONTENT_CHARS[];
+  FX_CHAR m_chStart;
+  FX_CHAR m_chEnd;
+  int32_t m_iWideNarrRatio;
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDCODABARWRITER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedCode128Reader.cpp b/xfa/fxbarcode/oned/BC_OnedCode128Reader.cpp
new file mode 100644
index 0000000..b5f5aa5
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode128Reader.cpp
@@ -0,0 +1,351 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <algorithm>
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode128Reader.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_OnedCode128Reader::CODE_PATTERNS[107][7] = {
+    {2, 1, 2, 2, 2, 2, 0}, {2, 2, 2, 1, 2, 2, 0}, {2, 2, 2, 2, 2, 1, 0},
+    {1, 2, 1, 2, 2, 3, 0}, {1, 2, 1, 3, 2, 2, 0}, {1, 3, 1, 2, 2, 2, 0},
+    {1, 2, 2, 2, 1, 3, 0}, {1, 2, 2, 3, 1, 2, 0}, {1, 3, 2, 2, 1, 2, 0},
+    {2, 2, 1, 2, 1, 3, 0}, {2, 2, 1, 3, 1, 2, 0}, {2, 3, 1, 2, 1, 2, 0},
+    {1, 1, 2, 2, 3, 2, 0}, {1, 2, 2, 1, 3, 2, 0}, {1, 2, 2, 2, 3, 1, 0},
+    {1, 1, 3, 2, 2, 2, 0}, {1, 2, 3, 1, 2, 2, 0}, {1, 2, 3, 2, 2, 1, 0},
+    {2, 2, 3, 2, 1, 1, 0}, {2, 2, 1, 1, 3, 2, 0}, {2, 2, 1, 2, 3, 1, 0},
+    {2, 1, 3, 2, 1, 2, 0}, {2, 2, 3, 1, 1, 2, 0}, {3, 1, 2, 1, 3, 1, 0},
+    {3, 1, 1, 2, 2, 2, 0}, {3, 2, 1, 1, 2, 2, 0}, {3, 2, 1, 2, 2, 1, 0},
+    {3, 1, 2, 2, 1, 2, 0}, {3, 2, 2, 1, 1, 2, 0}, {3, 2, 2, 2, 1, 1, 0},
+    {2, 1, 2, 1, 2, 3, 0}, {2, 1, 2, 3, 2, 1, 0}, {2, 3, 2, 1, 2, 1, 0},
+    {1, 1, 1, 3, 2, 3, 0}, {1, 3, 1, 1, 2, 3, 0}, {1, 3, 1, 3, 2, 1, 0},
+    {1, 1, 2, 3, 1, 3, 0}, {1, 3, 2, 1, 1, 3, 0}, {1, 3, 2, 3, 1, 1, 0},
+    {2, 1, 1, 3, 1, 3, 0}, {2, 3, 1, 1, 1, 3, 0}, {2, 3, 1, 3, 1, 1, 0},
+    {1, 1, 2, 1, 3, 3, 0}, {1, 1, 2, 3, 3, 1, 0}, {1, 3, 2, 1, 3, 1, 0},
+    {1, 1, 3, 1, 2, 3, 0}, {1, 1, 3, 3, 2, 1, 0}, {1, 3, 3, 1, 2, 1, 0},
+    {3, 1, 3, 1, 2, 1, 0}, {2, 1, 1, 3, 3, 1, 0}, {2, 3, 1, 1, 3, 1, 0},
+    {2, 1, 3, 1, 1, 3, 0}, {2, 1, 3, 3, 1, 1, 0}, {2, 1, 3, 1, 3, 1, 0},
+    {3, 1, 1, 1, 2, 3, 0}, {3, 1, 1, 3, 2, 1, 0}, {3, 3, 1, 1, 2, 1, 0},
+    {3, 1, 2, 1, 1, 3, 0}, {3, 1, 2, 3, 1, 1, 0}, {3, 3, 2, 1, 1, 1, 0},
+    {3, 1, 4, 1, 1, 1, 0}, {2, 2, 1, 4, 1, 1, 0}, {4, 3, 1, 1, 1, 1, 0},
+    {1, 1, 1, 2, 2, 4, 0}, {1, 1, 1, 4, 2, 2, 0}, {1, 2, 1, 1, 2, 4, 0},
+    {1, 2, 1, 4, 2, 1, 0}, {1, 4, 1, 1, 2, 2, 0}, {1, 4, 1, 2, 2, 1, 0},
+    {1, 1, 2, 2, 1, 4, 0}, {1, 1, 2, 4, 1, 2, 0}, {1, 2, 2, 1, 1, 4, 0},
+    {1, 2, 2, 4, 1, 1, 0}, {1, 4, 2, 1, 1, 2, 0}, {1, 4, 2, 2, 1, 1, 0},
+    {2, 4, 1, 2, 1, 1, 0}, {2, 2, 1, 1, 1, 4, 0}, {4, 1, 3, 1, 1, 1, 0},
+    {2, 4, 1, 1, 1, 2, 0}, {1, 3, 4, 1, 1, 1, 0}, {1, 1, 1, 2, 4, 2, 0},
+    {1, 2, 1, 1, 4, 2, 0}, {1, 2, 1, 2, 4, 1, 0}, {1, 1, 4, 2, 1, 2, 0},
+    {1, 2, 4, 1, 1, 2, 0}, {1, 2, 4, 2, 1, 1, 0}, {4, 1, 1, 2, 1, 2, 0},
+    {4, 2, 1, 1, 1, 2, 0}, {4, 2, 1, 2, 1, 1, 0}, {2, 1, 2, 1, 4, 1, 0},
+    {2, 1, 4, 1, 2, 1, 0}, {4, 1, 2, 1, 2, 1, 0}, {1, 1, 1, 1, 4, 3, 0},
+    {1, 1, 1, 3, 4, 1, 0}, {1, 3, 1, 1, 4, 1, 0}, {1, 1, 4, 1, 1, 3, 0},
+    {1, 1, 4, 3, 1, 1, 0}, {4, 1, 1, 1, 1, 3, 0}, {4, 1, 1, 3, 1, 1, 0},
+    {1, 1, 3, 1, 4, 1, 0}, {1, 1, 4, 1, 3, 1, 0}, {3, 1, 1, 1, 4, 1, 0},
+    {4, 1, 1, 1, 3, 1, 0}, {2, 1, 1, 4, 1, 2, 0}, {2, 1, 1, 2, 1, 4, 0},
+    {2, 1, 1, 2, 3, 2, 0}, {2, 3, 3, 1, 1, 1, 2}};
+
+CBC_OnedCode128Reader::CBC_OnedCode128Reader() {}
+CBC_OnedCode128Reader::~CBC_OnedCode128Reader() {}
+CFX_Int32Array* CBC_OnedCode128Reader::FindStartPattern(CBC_CommonBitArray* row,
+                                                        int32_t& e) {
+  int32_t width = row->GetSize();
+  int32_t rowOffset = 0;
+  while (rowOffset < width) {
+    if (row->Get(rowOffset)) {
+      break;
+    }
+    rowOffset++;
+  }
+  int32_t counterPosition = 0;
+  CFX_Int32Array counters;
+  counters.SetSize(6);
+  int32_t patternStart = rowOffset;
+  FX_BOOL isWhite = FALSE;
+  int32_t patternLength = counters.GetSize();
+  for (int32_t i = rowOffset; i < width; i++) {
+    FX_BOOL pixel = row->Get(i);
+    if (pixel ^ isWhite) {
+      counters[counterPosition]++;
+    } else {
+      if (counterPosition == patternLength - 1) {
+        int32_t bestVariance = MAX_AVG_VARIANCE;
+        int32_t bestMatch = -1;
+        for (int32_t startCode = CODE_START_A; startCode <= CODE_START_C;
+             startCode++) {
+          int32_t variance = PatternMatchVariance(
+              &counters, &CODE_PATTERNS[startCode][0], MAX_INDIVIDUAL_VARIANCE);
+          if (variance < bestVariance) {
+            bestVariance = variance;
+            bestMatch = startCode;
+          }
+        }
+        if (bestMatch >= 0) {
+          FX_BOOL btemp2 =
+              row->IsRange(std::max(0, patternStart - (i - patternStart) / 2),
+                           patternStart, FALSE, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          if (btemp2) {
+            CFX_Int32Array* result = new CFX_Int32Array;
+            result->SetSize(3);
+            (*result)[0] = patternStart;
+            (*result)[1] = i;
+            (*result)[2] = bestMatch;
+            return result;
+          }
+        }
+        patternStart += counters[0] + counters[1];
+        for (int32_t y = 2; y < patternLength; y++) {
+          counters[y - 2] = counters[y];
+        }
+        counters[patternLength - 2] = 0;
+        counters[patternLength - 1] = 0;
+        counterPosition--;
+      } else {
+        counterPosition++;
+      }
+      counters[counterPosition] = 1;
+      isWhite = !isWhite;
+    }
+  }
+  e = BCExceptionNotFound;
+  return NULL;
+}
+int32_t CBC_OnedCode128Reader::DecodeCode(CBC_CommonBitArray* row,
+                                          CFX_Int32Array* counters,
+                                          int32_t rowOffset,
+                                          int32_t& e) {
+  RecordPattern(row, rowOffset, counters, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  int32_t bestVariance = MAX_AVG_VARIANCE;
+  int32_t bestMatch = -1;
+  for (int32_t d = 0; d < 107; d++) {
+    int32_t variance = PatternMatchVariance(counters, &CODE_PATTERNS[d][0],
+                                            MAX_INDIVIDUAL_VARIANCE);
+    if (variance < bestVariance) {
+      bestVariance = variance;
+      bestMatch = d;
+    }
+  }
+  if (bestMatch >= 0) {
+    return bestMatch;
+  } else {
+    e = BCExceptionNotFound;
+    return 0;
+  }
+  return 0;
+}
+CFX_ByteString CBC_OnedCode128Reader::DecodeRow(int32_t rowNumber,
+                                                CBC_CommonBitArray* row,
+                                                int32_t hints,
+                                                int32_t& e) {
+  CFX_Int32Array* startPatternInfo = FindStartPattern(row, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  int32_t startCode = (*startPatternInfo)[2];
+  int32_t codeSet;
+  switch (startCode) {
+    case 103:
+      codeSet = CODE_CODE_A;
+      break;
+    case 104:
+      codeSet = CODE_CODE_B;
+      break;
+    case 105:
+      codeSet = CODE_CODE_C;
+      break;
+    default:
+      if (startPatternInfo) {
+        startPatternInfo->RemoveAll();
+        delete startPatternInfo;
+        startPatternInfo = NULL;
+      }
+      e = BCExceptionFormatException;
+      return "";
+  }
+  FX_BOOL done = FALSE;
+  FX_BOOL isNextShifted = FALSE;
+  CFX_ByteString result;
+  int32_t lastStart = (*startPatternInfo)[0];
+  int32_t nextStart = (*startPatternInfo)[1];
+  if (startPatternInfo) {
+    startPatternInfo->RemoveAll();
+    delete startPatternInfo;
+    startPatternInfo = NULL;
+  }
+  CFX_Int32Array counters;
+  counters.SetSize(6);
+  int32_t lastCode = 0;
+  int32_t code = 0;
+  int32_t checksumTotal = startCode;
+  int32_t multiplier = 0;
+  FX_BOOL lastCharacterWasPrintable = TRUE;
+  while (!done) {
+    FX_BOOL unshift = isNextShifted;
+    isNextShifted = FALSE;
+    lastCode = code;
+    code = DecodeCode(row, &counters, nextStart, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, "");
+    if (code != CODE_STOP) {
+      lastCharacterWasPrintable = TRUE;
+    }
+    if (code != CODE_STOP) {
+      multiplier++;
+      checksumTotal += multiplier * code;
+    }
+    lastStart = nextStart;
+    for (int32_t i = 0; i < counters.GetSize(); i++) {
+      nextStart += counters[i];
+    }
+    switch (code) {
+      case 103:
+      case 104:
+      case 105:
+        e = BCExceptionFormatException;
+        return "";
+    }
+    switch (codeSet) {
+      case 101:
+        if (code < 64) {
+          result += (FX_CHAR)(' ' + code);
+        } else if (code < 96) {
+          result += (FX_CHAR)(code - 64);
+        } else {
+          if (code != CODE_STOP) {
+            lastCharacterWasPrintable = FALSE;
+          }
+          switch (code) {
+            case 102:
+            case 97:
+            case 96:
+            case 101:
+              break;
+            case 98:
+              isNextShifted = TRUE;
+              codeSet = CODE_CODE_B;
+              break;
+            case 100:
+              codeSet = CODE_CODE_B;
+              break;
+            case 99:
+              codeSet = CODE_CODE_C;
+              break;
+            case 106:
+              done = TRUE;
+              break;
+          }
+        }
+        break;
+      case 100:
+        if (code < 96) {
+          result += (FX_CHAR)(' ' + code);
+        } else {
+          if (code != CODE_STOP) {
+            lastCharacterWasPrintable = FALSE;
+          }
+          switch (code) {
+            case 102:
+            case 97:
+            case 96:
+            case 100:
+              break;
+            case 98:
+              isNextShifted = TRUE;
+              codeSet = CODE_CODE_A;
+              break;
+            case 101:
+              codeSet = CODE_CODE_A;
+              break;
+            case 99:
+              codeSet = CODE_CODE_C;
+              break;
+            case 106:
+              done = TRUE;
+              break;
+          }
+        }
+        break;
+      case 99:
+        if (code < 100) {
+          if (code < 10) {
+            result += '0';
+          }
+          FX_CHAR temp[128];
+          // TODO(dsinclair): Should this be snprintf?
+          sprintf(temp, "%d", code);
+          result += temp;
+        } else {
+          if (code != CODE_STOP) {
+            lastCharacterWasPrintable = FALSE;
+          }
+          switch (code) {
+            case 102:
+              break;
+            case 101:
+              codeSet = CODE_CODE_A;
+              break;
+            case 100:
+              codeSet = CODE_CODE_B;
+              break;
+            case 106:
+              done = TRUE;
+              break;
+          }
+        }
+        break;
+    }
+    if (unshift) {
+      codeSet = codeSet == CODE_CODE_A ? CODE_CODE_B : CODE_CODE_A;
+    }
+  }
+  int32_t width = row->GetSize();
+  while (nextStart < width && row->Get(nextStart)) {
+    nextStart++;
+  }
+  FX_BOOL boolT1 = row->IsRange(
+      nextStart, std::min(width, nextStart + (nextStart - lastStart) / 2),
+      FALSE, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  if (!boolT1) {
+    e = BCExceptionNotFound;
+    return "";
+  }
+  checksumTotal -= multiplier * lastCode;
+  if (checksumTotal % 103 != lastCode) {
+    e = BCExceptionChecksumException;
+    return "";
+  }
+  int32_t resultLength = result.GetLength();
+  if (resultLength > 0 && lastCharacterWasPrintable) {
+    if (codeSet == CODE_CODE_C) {
+      result = result.Mid(0, result.GetLength() - 2);
+    } else {
+      result = result.Mid(0, result.GetLength() - 1);
+    }
+  }
+  if (result.GetLength() == 0) {
+    e = BCExceptionFormatException;
+    return "";
+  }
+  return result;
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedCode128Reader.h b/xfa/fxbarcode/oned/BC_OnedCode128Reader.h
new file mode 100644
index 0000000..d9ac485
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode128Reader.h
@@ -0,0 +1,49 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_
+
+class CBC_OneDReader;
+class CBC_CommonBitArray;
+class CBC_OnedCode128Reader : public CBC_OneDReader {
+ public:
+  CBC_OnedCode128Reader();
+  virtual ~CBC_OnedCode128Reader();
+  virtual CFX_ByteString DecodeRow(int32_t rowNumber,
+                                   CBC_CommonBitArray* row,
+                                   int32_t hints,
+                                   int32_t& e);
+
+  static const int32_t CODE_PATTERNS[107][7];
+
+ private:
+  static const int32_t MAX_AVG_VARIANCE = (int32_t)(256 * 0.25f);
+  static const int32_t MAX_INDIVIDUAL_VARIANCE = (int32_t)(256 * 0.7f);
+
+  static const int32_t CODE_SHIFT = 98;
+  static const int32_t CODE_CODE_C = 99;
+  static const int32_t CODE_CODE_B = 100;
+  static const int32_t CODE_CODE_A = 101;
+  static const int32_t CODE_FNC_1 = 102;
+  static const int32_t CODE_FNC_2 = 97;
+  static const int32_t CODE_FNC_3 = 96;
+  static const int32_t CODE_FNC_4_A = 101;
+  static const int32_t CODE_FNC_4_B = 100;
+
+  static const int32_t CODE_START_A = 103;
+  static const int32_t CODE_START_B = 104;
+  static const int32_t CODE_START_C = 105;
+  static const int32_t CODE_STOP = 106;
+
+  CFX_Int32Array* FindStartPattern(CBC_CommonBitArray* row, int32_t& e);
+  int32_t DecodeCode(CBC_CommonBitArray* row,
+                     CFX_Int32Array* counters,
+                     int32_t rowOffset,
+                     int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedCode128Writer.cpp b/xfa/fxbarcode/oned/BC_OnedCode128Writer.cpp
new file mode 100644
index 0000000..4d759b4
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode128Writer.cpp
@@ -0,0 +1,235 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2010 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode128Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode128Writer.h"
+
+const int32_t CBC_OnedCode128Writer::CODE_CODE_B = 100;
+const int32_t CBC_OnedCode128Writer::CODE_CODE_C = 99;
+const int32_t CBC_OnedCode128Writer::CODE_START_B = 104;
+const int32_t CBC_OnedCode128Writer::CODE_START_C = 105;
+const int32_t CBC_OnedCode128Writer::CODE_STOP = 106;
+
+CBC_OnedCode128Writer::CBC_OnedCode128Writer() {
+  m_codeFormat = BC_CODE128_B;
+}
+CBC_OnedCode128Writer::CBC_OnedCode128Writer(BC_TYPE type) {
+  m_codeFormat = type;
+}
+CBC_OnedCode128Writer::~CBC_OnedCode128Writer() {}
+BC_TYPE CBC_OnedCode128Writer::GetType() {
+  return m_codeFormat;
+}
+FX_BOOL CBC_OnedCode128Writer::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  FX_BOOL ret = TRUE;
+  int32_t position = 0;
+  int32_t patternIndex = -1;
+  if (m_codeFormat == BC_CODE128_B || m_codeFormat == BC_CODE128_C) {
+    while (position < contents.GetLength()) {
+      patternIndex = (int32_t)contents.GetAt(position);
+      if (patternIndex >= 32 && patternIndex <= 126 && patternIndex != 34) {
+        position++;
+        continue;
+      } else {
+        ret = FALSE;
+        break;
+      }
+      position++;
+    }
+  } else {
+    ret = FALSE;
+  }
+  return ret;
+}
+CFX_WideString CBC_OnedCode128Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filterChineseChar;
+  FX_WCHAR ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    filterChineseChar += ch;
+  }
+  CFX_WideString filtercontents;
+  if (m_codeFormat == BC_CODE128_B) {
+    for (int32_t i = 0; i < filterChineseChar.GetLength(); i++) {
+      ch = filterChineseChar.GetAt(i);
+      if (ch >= 32 && ch <= 126) {
+        filtercontents += ch;
+      } else {
+        continue;
+      }
+    }
+  } else if (m_codeFormat == BC_CODE128_C) {
+    for (int32_t i = 0; i < filterChineseChar.GetLength(); i++) {
+      ch = filterChineseChar.GetAt(i);
+      if (ch >= 32 && ch <= 106) {
+        filtercontents += ch;
+      } else {
+        continue;
+      }
+    }
+  } else {
+    filtercontents = contents;
+  }
+  return filtercontents;
+}
+FX_BOOL CBC_OnedCode128Writer::SetTextLocation(BC_TEXT_LOC location) {
+  if (location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+    return FALSE;
+  }
+  m_locTextLoc = location;
+  return TRUE;
+}
+uint8_t* CBC_OnedCode128Writer::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t hints,
+                                       int32_t& e) {
+  if (format != BCFORMAT_CODE_128) {
+    e = BCExceptionOnlyEncodeCODE_128;
+    return NULL;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedCode128Writer::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+FX_BOOL CBC_OnedCode128Writer::IsDigits(const CFX_ByteString& contents,
+                                        int32_t start,
+                                        int32_t length) {
+  int32_t end = start + length;
+  for (int32_t i = start; i < end; i++) {
+    if (contents[i] < '0' || contents[i] > '9') {
+      return FALSE;
+    }
+  }
+  return TRUE;
+}
+uint8_t* CBC_OnedCode128Writer::Encode(const CFX_ByteString& contents,
+                                       int32_t& outLength,
+                                       int32_t& e) {
+  if (contents.GetLength() < 1 || contents.GetLength() > 80) {
+    e = BCExceptionContentsLengthShouldBetween1and80;
+    return NULL;
+  }
+  CFX_PtrArray patterns;
+  int32_t checkSum = 0;
+  if (m_codeFormat == BC_CODE128_B) {
+    checkSum = Encode128B(contents, patterns);
+  } else if (m_codeFormat == BC_CODE128_C) {
+    checkSum = Encode128C(contents, patterns);
+  } else {
+    e = BCExceptionFormatException;
+    return NULL;
+  }
+  checkSum %= 103;
+  patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[checkSum]);
+  patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[CODE_STOP]);
+  m_iContentLen = contents.GetLength() + 3;
+  int32_t codeWidth = 0;
+  for (int32_t k = 0; k < patterns.GetSize(); k++) {
+    int32_t* pattern = (int32_t*)patterns[k];
+    for (int32_t j = 0; j < 7; j++) {
+      codeWidth += pattern[j];
+    }
+  }
+  outLength = codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, outLength);
+  int32_t pos = 0;
+  for (int32_t j = 0; j < patterns.GetSize(); j++) {
+    int32_t* pattern = (int32_t*)patterns[j];
+    pos += AppendPattern(result, pos, pattern, 7, 1, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return NULL;
+    }
+  }
+  return result;
+}
+int32_t CBC_OnedCode128Writer::Encode128B(const CFX_ByteString& contents,
+                                          CFX_PtrArray& patterns) {
+  int32_t checkSum = 0;
+  int32_t checkWeight = 1;
+  int32_t position = 0;
+  patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[CODE_START_B]);
+  checkSum += CODE_START_B * checkWeight;
+  while (position < contents.GetLength()) {
+    int32_t patternIndex = 0;
+    patternIndex = contents[position] - ' ';
+    position += 1;
+    patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[patternIndex]);
+    checkSum += patternIndex * checkWeight;
+    if (position != 0) {
+      checkWeight++;
+    }
+  }
+  return checkSum;
+}
+int32_t CBC_OnedCode128Writer::Encode128C(const CFX_ByteString& contents,
+                                          CFX_PtrArray& patterns) {
+  int32_t checkSum = 0;
+  int32_t checkWeight = 1;
+  int32_t position = 0;
+  patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[CODE_START_C]);
+  checkSum += CODE_START_C * checkWeight;
+  while (position < contents.GetLength()) {
+    int32_t patternIndex = 0;
+    FX_CHAR ch = contents.GetAt(position);
+    if (ch < '0' || ch > '9') {
+      patternIndex = (int32_t)ch;
+      position++;
+    } else {
+      patternIndex = FXSYS_atoi(contents.Mid(position, 2));
+      if (contents.GetAt(position + 1) < '0' ||
+          contents.GetAt(position + 1) > '9') {
+        position += 1;
+      } else {
+        position += 2;
+      }
+    }
+    patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[patternIndex]);
+    checkSum += patternIndex * checkWeight;
+    if (position != 0) {
+      checkWeight++;
+    }
+  }
+  return checkSum;
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedCode128Writer.h b/xfa/fxbarcode/oned/BC_OnedCode128Writer.h
new file mode 100644
index 0000000..9be05a1
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode128Writer.h
@@ -0,0 +1,49 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDCODE128WRITER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDCODE128WRITER_H_
+
+class CBC_OneDimWriter;
+class CBC_OnedCode128Writer : public CBC_OneDimWriter {
+ public:
+  CBC_OnedCode128Writer();
+  CBC_OnedCode128Writer(BC_TYPE type);
+  virtual ~CBC_OnedCode128Writer();
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e);
+  FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
+  CFX_WideString FilterContents(const CFX_WideStringC& contents);
+  FX_BOOL SetTextLocation(BC_TEXT_LOC location);
+  BC_TYPE GetType();
+
+ private:
+  FX_BOOL IsDigits(const CFX_ByteString& contents,
+                   int32_t start,
+                   int32_t length);
+  int32_t Encode128B(const CFX_ByteString& contents, CFX_PtrArray& patterns);
+  int32_t Encode128C(const CFX_ByteString& contents, CFX_PtrArray& patterns);
+  BC_TYPE m_codeFormat;
+  static const int32_t CODE_START_B;
+  static const int32_t CODE_START_C;
+  static const int32_t CODE_CODE_B;
+  static const int32_t CODE_CODE_C;
+  static const int32_t CODE_STOP;
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDCODE128WRITER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedCode39Reader.cpp b/xfa/fxbarcode/oned/BC_OnedCode39Reader.cpp
new file mode 100644
index 0000000..e2f88e7
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode39Reader.cpp
@@ -0,0 +1,287 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <algorithm>
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Reader.h"
+#include "xfa/fxbarcode/utils.h"
+
+const FX_CHAR* CBC_OnedCode39Reader::ALPHABET_STRING =
+    "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. *$/+%";
+const FX_CHAR* CBC_OnedCode39Reader::CHECKSUM_STRING =
+    "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%";
+const int32_t CBC_OnedCode39Reader::CHARACTER_ENCODINGS[44] = {
+    0x034, 0x121, 0x061, 0x160, 0x031, 0x130, 0x070, 0x025, 0x124,
+    0x064, 0x109, 0x049, 0x148, 0x019, 0x118, 0x058, 0x00D, 0x10C,
+    0x04C, 0x01C, 0x103, 0x043, 0x142, 0x013, 0x112, 0x052, 0x007,
+    0x106, 0x046, 0x016, 0x181, 0x0C1, 0x1C0, 0x091, 0x190, 0x0D0,
+    0x085, 0x184, 0x0C4, 0x094, 0x0A8, 0x0A2, 0x08A, 0x02A};
+const int32_t CBC_OnedCode39Reader::ASTERISK_ENCODING = 0x094;
+
+CBC_OnedCode39Reader::CBC_OnedCode39Reader()
+    : m_usingCheckDigit(FALSE), m_extendedMode(FALSE) {}
+CBC_OnedCode39Reader::CBC_OnedCode39Reader(FX_BOOL usingCheckDigit)
+    : m_usingCheckDigit(usingCheckDigit), m_extendedMode(FALSE) {}
+CBC_OnedCode39Reader::CBC_OnedCode39Reader(FX_BOOL usingCheckDigit,
+                                           FX_BOOL extendedMode)
+    : m_usingCheckDigit(usingCheckDigit), m_extendedMode(extendedMode) {}
+CBC_OnedCode39Reader::~CBC_OnedCode39Reader() {}
+CFX_ByteString CBC_OnedCode39Reader::DecodeRow(int32_t rowNumber,
+                                               CBC_CommonBitArray* row,
+                                               int32_t hints,
+                                               int32_t& e) {
+  CFX_Int32Array* start = FindAsteriskPattern(row, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  int32_t nextStart = (*start)[1];
+  delete start;
+  int32_t end = row->GetSize();
+  while (nextStart < end && !row->Get(nextStart)) {
+    nextStart++;
+  }
+  CFX_ByteString result;
+  CFX_Int32Array counters;
+  counters.SetSize(9);
+  FX_CHAR decodedChar;
+  do {
+    RecordPattern(row, nextStart, &counters, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, "");
+    int32_t pattern = ToNarrowWidePattern(&counters);
+    if (pattern < 0) {
+      e = BCExceptionNotFound;
+      return "";
+    }
+    decodedChar = PatternToChar(pattern, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, "");
+    result += decodedChar;
+    for (int32_t i = 0; i < counters.GetSize(); i++) {
+      nextStart += counters[i];
+    }
+    while (nextStart < end && !row->Get(nextStart)) {
+      nextStart++;
+    }
+  } while (decodedChar != '*');
+  result = result.Mid(0, result.GetLength() - 1);
+  int32_t lastPatternSize = 0;
+  for (int32_t j = 0; j < counters.GetSize(); j++) {
+    lastPatternSize += counters[j];
+  }
+  if (m_usingCheckDigit) {
+    int32_t max = result.GetLength() - 1;
+    int32_t total = 0;
+    int32_t len = (int32_t)strlen(ALPHABET_STRING);
+    for (int32_t k = 0; k < max; k++) {
+      for (int32_t j = 0; j < len; j++)
+        if (ALPHABET_STRING[j] == result[k]) {
+          total += j;
+        }
+    }
+    if (result[max] != (ALPHABET_STRING)[total % 43]) {
+      e = BCExceptionChecksumException;
+      return "";
+    }
+    result = result.Mid(0, result.GetLength() - 1);
+  }
+  if (result.GetLength() == 0) {
+    e = BCExceptionNotFound;
+    return "";
+  }
+  if (m_extendedMode) {
+    CFX_ByteString bytestr = DecodeExtended(result, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, "");
+    return bytestr;
+  } else {
+    return result;
+  }
+}
+CFX_Int32Array* CBC_OnedCode39Reader::FindAsteriskPattern(
+    CBC_CommonBitArray* row,
+    int32_t& e) {
+  int32_t width = row->GetSize();
+  int32_t rowOffset = 0;
+  while (rowOffset < width) {
+    if (row->Get(rowOffset)) {
+      break;
+    }
+    rowOffset++;
+  }
+  int32_t counterPosition = 0;
+  CFX_Int32Array counters;
+  counters.SetSize(9);
+  int32_t patternStart = rowOffset;
+  FX_BOOL isWhite = FALSE;
+  int32_t patternLength = counters.GetSize();
+  for (int32_t i = rowOffset; i < width; i++) {
+    FX_BOOL pixel = row->Get(i);
+    if (pixel ^ isWhite) {
+      counters[counterPosition]++;
+    } else {
+      if (counterPosition == patternLength - 1) {
+        if (ToNarrowWidePattern(&counters) == ASTERISK_ENCODING) {
+          FX_BOOL bT1 =
+              row->IsRange(std::max(0, patternStart - (i - patternStart) / 2),
+                           patternStart, FALSE, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+          if (bT1) {
+            CFX_Int32Array* result = new CFX_Int32Array;
+            result->SetSize(2);
+            (*result)[0] = patternStart;
+            (*result)[1] = i;
+            return result;
+          }
+        }
+        patternStart += counters[0] + counters[1];
+        for (int32_t y = 2; y < patternLength; y++) {
+          counters[y - 2] = counters[y];
+        }
+        counters[patternLength - 2] = 0;
+        counters[patternLength - 1] = 0;
+        counterPosition--;
+      } else {
+        counterPosition++;
+      }
+      counters[counterPosition] = 1;
+      isWhite = !isWhite;
+    }
+  }
+  e = BCExceptionNotFound;
+  return NULL;
+}
+int32_t CBC_OnedCode39Reader::ToNarrowWidePattern(CFX_Int32Array* counters) {
+  int32_t numCounters = counters->GetSize();
+  int32_t maxNarrowCounter = 0;
+  int32_t wideCounters;
+  do {
+#undef max
+    int32_t minCounter = FXSYS_IntMax;
+    for (int32_t i = 0; i < numCounters; i++) {
+      int32_t counter = (*counters)[i];
+      if (counter < minCounter && counter > maxNarrowCounter) {
+        minCounter = counter;
+      }
+    }
+    maxNarrowCounter = minCounter;
+    wideCounters = 0;
+    int32_t totalWideCountersWidth = 0;
+    int32_t pattern = 0;
+    for (int32_t j = 0; j < numCounters; j++) {
+      int32_t counter = (*counters)[j];
+      if ((*counters)[j] > maxNarrowCounter) {
+        pattern |= 1 << (numCounters - 1 - j);
+        wideCounters++;
+        totalWideCountersWidth += counter;
+      }
+    }
+    if (wideCounters == 3) {
+      for (int32_t k = 0; k < numCounters && wideCounters > 0; k++) {
+        int32_t counter = (*counters)[k];
+        if ((*counters)[k] > maxNarrowCounter) {
+          wideCounters--;
+          if ((counter << 1) >= totalWideCountersWidth) {
+            return -1;
+          }
+        }
+      }
+      return pattern;
+    }
+  } while (wideCounters > 3);
+  return -1;
+}
+FX_CHAR CBC_OnedCode39Reader::PatternToChar(int32_t pattern, int32_t& e) {
+  for (int32_t i = 0; i < 44; i++) {
+    if (CHARACTER_ENCODINGS[i] == pattern) {
+      return (ALPHABET_STRING)[i];
+    }
+  }
+  e = BCExceptionNotFound;
+  return 0;
+}
+CFX_ByteString CBC_OnedCode39Reader::DecodeExtended(CFX_ByteString& encoded,
+                                                    int32_t& e) {
+  int32_t length = encoded.GetLength();
+  CFX_ByteString decoded;
+  FX_CHAR c, next;
+  for (int32_t i = 0; i < length; i++) {
+    c = encoded[i];
+    if (c == '+' || c == '$' || c == '%' || c == '/') {
+      next = encoded[i + 1];
+      FX_CHAR decodedChar = '\0';
+      switch (c) {
+        case '+':
+          if (next >= 'A' && next <= 'Z') {
+            decodedChar = (FX_CHAR)(next + 32);
+          } else {
+            e = BCExceptionFormatException;
+            return "";
+          }
+          break;
+        case '$':
+          if (next >= 'A' && next <= 'Z') {
+            decodedChar = (FX_CHAR)(next - 64);
+          } else {
+            e = BCExceptionFormatException;
+            return "";
+          }
+          break;
+        case '%':
+          if (next >= 'A' && next <= 'E') {
+            decodedChar = (FX_CHAR)(next - 38);
+          } else if (next >= 'F' && next <= 'J') {
+            decodedChar = (FX_CHAR)(next - 11);
+          } else if (next >= 'K' && next <= 'O' && next != 'M' && next != 'N') {
+            decodedChar = (FX_CHAR)(next + 16);
+          } else if (next >= 'P' && next <= 'S') {
+            decodedChar = (FX_CHAR)(next + 43);
+          } else if (next == 'U') {
+            decodedChar = (FX_CHAR)0;
+          } else if (next == 'V') {
+            decodedChar = (FX_CHAR)64;
+          } else if (next == 'W') {
+            decodedChar = (FX_CHAR)96;
+          } else if (next == 'T' || next == 'X' || next == 'Y' || next == 'Z') {
+            decodedChar = (FX_CHAR)127;
+          } else {
+            e = BCExceptionFormatException;
+            return "";
+          }
+          break;
+        case '/':
+          if (next >= 'A' && next <= 'O') {
+            decodedChar = (FX_CHAR)(next - 32);
+          } else if (next == 'Z') {
+            decodedChar = ':';
+          } else {
+            e = BCExceptionFormatException;
+            return "";
+          }
+          break;
+      }
+      decoded += decodedChar;
+      i++;
+    } else {
+      decoded += c;
+    }
+  }
+  return decoded;
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedCode39Reader.h b/xfa/fxbarcode/oned/BC_OnedCode39Reader.h
new file mode 100644
index 0000000..f1551e4
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode39Reader.h
@@ -0,0 +1,36 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDCODE39READER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDCODE39READER_H_
+
+class CBC_OneDReader;
+class CBC_CommonBitArray;
+class CBC_OnedCode39Reader : public CBC_OneDReader {
+ public:
+  static const FX_CHAR* ALPHABET_STRING;
+  static const FX_CHAR* CHECKSUM_STRING;
+  static const int32_t CHARACTER_ENCODINGS[44];
+  static const int32_t ASTERISK_ENCODING;
+  CBC_OnedCode39Reader();
+  CBC_OnedCode39Reader(FX_BOOL usingCheckDigit);
+  CBC_OnedCode39Reader(FX_BOOL usingCheckDigit, FX_BOOL extendedMode);
+  virtual ~CBC_OnedCode39Reader();
+  CFX_ByteString DecodeRow(int32_t rowNumber,
+                           CBC_CommonBitArray* row,
+                           int32_t hints,
+                           int32_t& e);
+
+ private:
+  FX_BOOL m_usingCheckDigit;
+  FX_BOOL m_extendedMode;
+  CFX_Int32Array* FindAsteriskPattern(CBC_CommonBitArray* row, int32_t& e);
+  int32_t ToNarrowWidePattern(CFX_Int32Array* counters);
+  FX_CHAR PatternToChar(int32_t pattern, int32_t& e);
+  CFX_ByteString DecodeExtended(CFX_ByteString& encoded, int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDCODE39READER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedCode39Writer.cpp b/xfa/fxbarcode/oned/BC_OnedCode39Writer.cpp
new file mode 100644
index 0000000..31e75ca
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode39Writer.cpp
@@ -0,0 +1,364 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2010 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedCode39Writer.h"
+
+CBC_OnedCode39Writer::CBC_OnedCode39Writer() {
+  m_extendedMode = FALSE;
+  m_iWideNarrRatio = 3;
+}
+CBC_OnedCode39Writer::CBC_OnedCode39Writer(FX_BOOL extendedMode) {
+  m_iWideNarrRatio = 3;
+  m_extendedMode = extendedMode;
+}
+CBC_OnedCode39Writer::~CBC_OnedCode39Writer() {}
+FX_BOOL CBC_OnedCode39Writer::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  if (m_extendedMode) {
+    return CheckExtendedContentValidity(contents);
+  }
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    FX_WCHAR ch = contents.GetAt(i);
+    if ((ch >= (FX_WCHAR)'0' && ch <= (FX_WCHAR)'9') ||
+        (ch >= (FX_WCHAR)'A' && ch <= (FX_WCHAR)'Z') || ch == (FX_WCHAR)'-' ||
+        ch == (FX_WCHAR)'.' || ch == (FX_WCHAR)' ' || ch == (FX_WCHAR)'*' ||
+        ch == (FX_WCHAR)'$' || ch == (FX_WCHAR)'/' || ch == (FX_WCHAR)'+' ||
+        ch == (FX_WCHAR)'%') {
+      continue;
+    }
+    return FALSE;
+  }
+  return TRUE;
+}
+FX_BOOL CBC_OnedCode39Writer::CheckExtendedContentValidity(
+    const CFX_WideStringC& contents) {
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    FX_WCHAR ch = contents.GetAt(i);
+    if (ch > 127) {
+      return FALSE;
+    }
+  }
+  return TRUE;
+}
+CFX_WideString CBC_OnedCode39Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  if (m_extendedMode) {
+    return FilterExtendedContents(contents);
+  }
+  CFX_WideString filtercontents;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    FX_WCHAR ch = contents.GetAt(i);
+    if (ch == (FX_WCHAR)'*' && (i == 0 || i == contents.GetLength() - 1)) {
+      continue;
+    }
+    if (ch > 175) {
+      i++;
+      continue;
+    } else {
+      ch = Upper(ch);
+    }
+    if ((ch >= (FX_WCHAR)'0' && ch <= (FX_WCHAR)'9') ||
+        (ch >= (FX_WCHAR)'A' && ch <= (FX_WCHAR)'Z') || ch == (FX_WCHAR)'-' ||
+        ch == (FX_WCHAR)'.' || ch == (FX_WCHAR)' ' || ch == (FX_WCHAR)'*' ||
+        ch == (FX_WCHAR)'$' || ch == (FX_WCHAR)'/' || ch == (FX_WCHAR)'+' ||
+        ch == (FX_WCHAR)'%') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+CFX_WideString CBC_OnedCode39Writer::FilterExtendedContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    FX_WCHAR ch = contents.GetAt(i);
+    if (ch == (FX_WCHAR)'*' && (i == 0 || i == contents.GetLength() - 1)) {
+      continue;
+    }
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch > 127 && ch < 176) {
+      continue;
+    }
+    if (ch == 0) {
+      filtercontents += '%';
+      filtercontents += 'U';
+    } else if (ch >= 1 && ch <= 26) {
+      filtercontents += '$';
+      filtercontents += (ch + 64);
+    } else if (ch >= 27 && ch <= 31) {
+      filtercontents += '%';
+      filtercontents += (ch + 38);
+    } else if (ch >= 33 && ch <= 47 && ch != 45 && ch != 46) {
+      filtercontents += '/';
+      filtercontents += (ch + 32);
+    } else if (ch == 58) {
+      filtercontents += '/';
+      filtercontents += 'Z';
+    } else if (ch >= 59 && ch <= 63) {
+      filtercontents += '%';
+      filtercontents += ch + 11;
+    } else if (ch == 64) {
+      filtercontents += '%';
+      filtercontents += 'V';
+    } else if (ch >= 91 && ch <= 95) {
+      filtercontents += '%';
+      filtercontents += ch - 16;
+    } else if (ch == 96) {
+      filtercontents += '%';
+      filtercontents += 'W';
+    } else if (ch >= 97 && ch <= 122) {
+      filtercontents += '+';
+      filtercontents += ch - 32;
+    } else if (ch >= 123 && ch <= 126) {
+      filtercontents += '%';
+      filtercontents += ch - 43;
+    } else if (ch == 127) {
+      filtercontents += '%';
+      filtercontents += 'T';
+    } else {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+CFX_WideString CBC_OnedCode39Writer::RenderTextContents(
+    const CFX_WideStringC& contents) {
+  if (m_extendedMode) {
+    return RenderExtendedTextContents(contents);
+  }
+  CFX_WideString renderContents;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    FX_WCHAR ch = contents.GetAt(i);
+    if (ch == (FX_WCHAR)'*' && (i == 0 || i == contents.GetLength() - 1)) {
+      continue;
+    }
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if ((ch >= (FX_WCHAR)'0' && ch <= (FX_WCHAR)'9') ||
+        (ch >= (FX_WCHAR)'A' && ch <= (FX_WCHAR)'Z') ||
+        (ch >= (FX_WCHAR)'a' && ch <= (FX_WCHAR)'z') || ch == (FX_WCHAR)'-' ||
+        ch == (FX_WCHAR)'.' || ch == (FX_WCHAR)' ' || ch == (FX_WCHAR)'*' ||
+        ch == (FX_WCHAR)'$' || ch == (FX_WCHAR)'/' || ch == (FX_WCHAR)'+' ||
+        ch == (FX_WCHAR)'%') {
+      renderContents += ch;
+    }
+  }
+  return renderContents;
+}
+CFX_WideString CBC_OnedCode39Writer::RenderExtendedTextContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString renderContents;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    FX_WCHAR ch = contents.GetAt(i);
+    if (ch == (FX_WCHAR)'*' && (i == 0 || i == contents.GetLength() - 1)) {
+      continue;
+    }
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch > 127 && ch < 176) {
+      continue;
+    }
+    renderContents += ch;
+  }
+  return renderContents;
+}
+FX_BOOL CBC_OnedCode39Writer::SetTextLocation(BC_TEXT_LOC location) {
+  if (location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+    return FALSE;
+  }
+  m_locTextLoc = location;
+  return TRUE;
+}
+FX_BOOL CBC_OnedCode39Writer::SetWideNarrowRatio(int32_t ratio) {
+  if (ratio < 2 || ratio > 3) {
+    return FALSE;
+  }
+  m_iWideNarrRatio = ratio;
+  return TRUE;
+}
+uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
+                                      BCFORMAT format,
+                                      int32_t& outWidth,
+                                      int32_t& outHeight,
+                                      int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
+                                      BCFORMAT format,
+                                      int32_t& outWidth,
+                                      int32_t& outHeight,
+                                      int32_t hints,
+                                      int32_t& e) {
+  if (format != BCFORMAT_CODE_39) {
+    e = BCExceptionOnlyEncodeCODE_39;
+    return NULL;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+void CBC_OnedCode39Writer::ToIntArray(int32_t a, int32_t* toReturn) {
+  for (int32_t i = 0; i < 9; i++) {
+    toReturn[i] = (a & (1 << i)) == 0 ? 1 : m_iWideNarrRatio;
+  }
+}
+FX_CHAR CBC_OnedCode39Writer::CalcCheckSum(const CFX_ByteString& contents,
+                                           int32_t& e) {
+  int32_t length = contents.GetLength();
+  if (length > 80) {
+    e = BCExceptionContentsLengthShouldBetween1and80;
+    return '*';
+  }
+  int32_t checksum = 0;
+  int32_t len = (int32_t)strlen(CBC_OnedCode39Reader::ALPHABET_STRING);
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    int32_t j = 0;
+    for (; j < len; j++) {
+      if (CBC_OnedCode39Reader::ALPHABET_STRING[j] == contents[i]) {
+        if (contents[i] != '*') {
+          checksum += j;
+          break;
+        } else {
+          break;
+        }
+      }
+    }
+    if (j >= len) {
+      e = BCExceptionUnSupportedString;
+      return '*';
+    }
+  }
+  checksum = checksum % 43;
+  return CBC_OnedCode39Reader::CHECKSUM_STRING[checksum];
+}
+uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
+                                      int32_t& outlength,
+                                      int32_t& e) {
+  FX_CHAR checksum = CalcCheckSum(contents, e);
+  if (checksum == '*') {
+    return NULL;
+  }
+  int32_t widths[9] = {0};
+  int32_t wideStrideNum = 3;
+  int32_t narrStrideNum = 9 - wideStrideNum;
+  CFX_ByteString encodedContents = contents;
+  if (m_bCalcChecksum) {
+    encodedContents += checksum;
+  }
+  m_iContentLen = encodedContents.GetLength();
+  int32_t codeWidth = (wideStrideNum * m_iWideNarrRatio + narrStrideNum) * 2 +
+                      1 + m_iContentLen;
+  int32_t len = (int32_t)strlen(CBC_OnedCode39Reader::ALPHABET_STRING);
+  for (int32_t j = 0; j < m_iContentLen; j++) {
+    for (int32_t i = 0; i < len; i++) {
+      if (CBC_OnedCode39Reader::ALPHABET_STRING[i] == encodedContents[j]) {
+        ToIntArray(CBC_OnedCode39Reader::CHARACTER_ENCODINGS[i], widths);
+        for (int32_t k = 0; k < 9; k++) {
+          codeWidth += widths[k];
+        }
+      }
+    }
+  }
+  outlength = codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, codeWidth);
+  ToIntArray(CBC_OnedCode39Reader::CHARACTER_ENCODINGS[39], widths);
+  int32_t pos = AppendPattern(result, 0, widths, 9, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  int32_t narrowWhite[] = {1};
+  pos += AppendPattern(result, pos, narrowWhite, 1, 0, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  for (int32_t l = m_iContentLen - 1; l >= 0; l--) {
+    for (int32_t i = 0; i < len; i++) {
+      if (CBC_OnedCode39Reader::ALPHABET_STRING[i] == encodedContents[l]) {
+        ToIntArray(CBC_OnedCode39Reader::CHARACTER_ENCODINGS[i], widths);
+        pos += AppendPattern(result, pos, widths, 9, 1, e);
+        if (e != BCExceptionNO) {
+          FX_Free(result);
+          return NULL;
+        }
+      }
+    }
+    pos += AppendPattern(result, pos, narrowWhite, 1, 0, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return NULL;
+    }
+  }
+  ToIntArray(CBC_OnedCode39Reader::CHARACTER_ENCODINGS[39], widths);
+  pos += AppendPattern(result, pos, widths, 9, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  for (int32_t i = 0; i < codeWidth / 2; i++) {
+    result[i] ^= result[codeWidth - 1 - i];
+    result[codeWidth - 1 - i] ^= result[i];
+    result[i] ^= result[codeWidth - 1 - i];
+  }
+  return result;
+}
+CFX_WideString CBC_OnedCode39Writer::encodedContents(
+    const CFX_WideStringC& contents,
+    int32_t& e) {
+  CFX_WideString encodedContents = contents;
+  if (m_bCalcChecksum && m_bPrintChecksum) {
+    CFX_WideString checksumContent = FilterContents(contents);
+    CFX_ByteString str = checksumContent.UTF8Encode();
+    FX_CHAR checksum;
+    checksum = CalcCheckSum(str, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
+    str += checksum;
+    encodedContents += checksum;
+  }
+  return encodedContents;
+}
+void CBC_OnedCode39Writer::RenderResult(const CFX_WideStringC& contents,
+                                        uint8_t* code,
+                                        int32_t codeLength,
+                                        FX_BOOL isDevice,
+                                        int32_t& e) {
+  CFX_WideString encodedCon = encodedContents(contents, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CBC_OneDimWriter::RenderResult(encodedCon, code, codeLength, isDevice, e);
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedCode39Writer.h b/xfa/fxbarcode/oned/BC_OnedCode39Writer.h
new file mode 100644
index 0000000..b438727
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedCode39Writer.h
@@ -0,0 +1,53 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
+
+enum BC_TEXT_LOC;
+class CBC_OneDimWriter;
+class CBC_OnedCode39Writer : public CBC_OneDimWriter {
+ public:
+  CBC_OnedCode39Writer();
+  CBC_OnedCode39Writer(FX_BOOL extendedMode);
+  virtual ~CBC_OnedCode39Writer();
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e);
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    FX_BOOL isDevice,
+                    int32_t& e);
+  CFX_WideString encodedContents(const CFX_WideStringC& contents, int32_t& e);
+  FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
+  FX_BOOL CheckExtendedContentValidity(const CFX_WideStringC& contents);
+  CFX_WideString FilterContents(const CFX_WideStringC& contents);
+  CFX_WideString FilterExtendedContents(const CFX_WideStringC& contents);
+  CFX_WideString RenderTextContents(const CFX_WideStringC& contents);
+  CFX_WideString RenderExtendedTextContents(const CFX_WideStringC& contents);
+  FX_BOOL SetTextLocation(BC_TEXT_LOC loction);
+  FX_BOOL SetWideNarrowRatio(int32_t ratio);
+
+ private:
+  void ToIntArray(int32_t a, int32_t* toReturn);
+  FX_CHAR CalcCheckSum(const CFX_ByteString& contents, int32_t& e);
+  int32_t m_iWideNarrRatio;
+  FX_BOOL m_extendedMode;
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN13Reader.cpp b/xfa/fxbarcode/oned/BC_OnedEAN13Reader.cpp
new file mode 100644
index 0000000..83fea7d
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN13Reader.cpp
@@ -0,0 +1,96 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Reader.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_OnedEAN13Reader::FIRST_DIGIT_ENCODINGS[10] = {
+    0x00, 0x0B, 0x0D, 0xE, 0x13, 0x19, 0x1C, 0x15, 0x16, 0x1A};
+
+CBC_OnedEAN13Reader::CBC_OnedEAN13Reader() {}
+CBC_OnedEAN13Reader::~CBC_OnedEAN13Reader() {}
+void CBC_OnedEAN13Reader::DetermineFirstDigit(CFX_ByteString& result,
+                                              int32_t lgPatternFound,
+                                              int32_t& e) {
+  for (int32_t d = 0; d < 10; d++) {
+    if (lgPatternFound == FIRST_DIGIT_ENCODINGS[d]) {
+      result.Insert(0, (FX_CHAR)('0' + d));
+      return;
+    }
+  }
+  e = BCExceptionNotFound;
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+int32_t CBC_OnedEAN13Reader::DecodeMiddle(CBC_CommonBitArray* row,
+                                          CFX_Int32Array* startRange,
+                                          CFX_ByteString& resultString,
+                                          int32_t& e) {
+  CFX_Int32Array counters;
+  counters.Add(0);
+  counters.Add(0);
+  counters.Add(0);
+  counters.Add(0);
+  int32_t end = row->GetSize();
+  int32_t rowOffset = (*startRange)[1];
+  int32_t lgPatternFound = 0;
+  for (int32_t x = 0; x < 6 && rowOffset < end; x++) {
+    int32_t bestMatch =
+        DecodeDigit(row, &counters, rowOffset,
+                    &(CBC_OneDimReader::L_AND_G_PATTERNS[0][0]), 20, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    resultString += (FX_CHAR)('0' + bestMatch % 10);
+    for (int32_t i = 0; i < counters.GetSize(); i++) {
+      rowOffset += counters[i];
+    }
+    if (bestMatch >= 10) {
+      lgPatternFound |= 1 << (5 - x);
+    }
+  }
+  DetermineFirstDigit(resultString, lgPatternFound, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  CFX_Int32Array result;
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[0]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[1]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[2]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[3]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[4]);
+  CFX_Int32Array* middleRange =
+      FindGuardPattern(row, rowOffset, TRUE, &result, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  rowOffset = (*middleRange)[1];
+  delete middleRange;
+  for (int32_t Y = 0; Y < 6 && rowOffset < end; Y++) {
+    int32_t bestMatch =
+        DecodeDigit(row, &counters, rowOffset,
+                    &(CBC_OneDimReader::L_PATTERNS[0][0]), 10, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    resultString += (FX_CHAR)('0' + bestMatch);
+    for (int32_t k = 0; k < counters.GetSize(); k++) {
+      rowOffset += counters[k];
+    }
+  }
+  return rowOffset;
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN13Reader.h b/xfa/fxbarcode/oned/BC_OnedEAN13Reader.h
new file mode 100644
index 0000000..0d9d614
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN13Reader.h
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDEAN13READER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDEAN13READER_H_
+class CBC_OneDimReader;
+class CBC_CommonBitArray;
+class CBC_OnedEAN13Reader;
+class CBC_OnedEAN13Reader : public CBC_OneDimReader {
+ public:
+  static const int32_t FIRST_DIGIT_ENCODINGS[10];
+  CBC_OnedEAN13Reader();
+  virtual ~CBC_OnedEAN13Reader();
+
+ private:
+  void DetermineFirstDigit(CFX_ByteString& result,
+                           int32_t lgPatternFound,
+                           int32_t& e);
+
+ protected:
+  int32_t DecodeMiddle(CBC_CommonBitArray* row,
+                       CFX_Int32Array* startRange,
+                       CFX_ByteString& resultString,
+                       int32_t& e);
+  friend class CBC_OnedUPCAReader;
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDEAN13READER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN13Writer.cpp b/xfa/fxbarcode/oned/BC_OnedEAN13Writer.cpp
new file mode 100644
index 0000000..b534602
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN13Writer.cpp
@@ -0,0 +1,301 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Writer.h"
+
+CBC_OnedEAN13Writer::CBC_OnedEAN13Writer() {
+  m_bLeftPadding = TRUE;
+  m_codeWidth = 3 + (7 * 6) + 5 + (7 * 6) + 3;
+}
+CBC_OnedEAN13Writer::~CBC_OnedEAN13Writer() {}
+FX_BOOL CBC_OnedEAN13Writer::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    if (contents.GetAt(i) >= '0' && contents.GetAt(i) <= '9') {
+      continue;
+    } else {
+      return FALSE;
+    }
+  }
+  return TRUE;
+}
+CFX_WideString CBC_OnedEAN13Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  FX_WCHAR ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch >= '0' && ch <= '9') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+int32_t CBC_OnedEAN13Writer::CalcChecksum(const CFX_ByteString& contents) {
+  int32_t odd = 0;
+  int32_t even = 0;
+  int32_t j = 1;
+  for (int32_t i = contents.GetLength() - 1; i >= 0; i--) {
+    if (j % 2) {
+      odd += FXSYS_atoi(contents.Mid(i, 1));
+    } else {
+      even += FXSYS_atoi(contents.Mid(i, 1));
+    }
+    j++;
+  }
+  int32_t checksum = (odd * 3 + even) % 10;
+  checksum = (10 - checksum) % 10;
+  return (checksum);
+}
+uint8_t* CBC_OnedEAN13Writer::Encode(const CFX_ByteString& contents,
+                                     BCFORMAT format,
+                                     int32_t& outWidth,
+                                     int32_t& outHeight,
+                                     int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedEAN13Writer::Encode(const CFX_ByteString& contents,
+                                     BCFORMAT format,
+                                     int32_t& outWidth,
+                                     int32_t& outHeight,
+                                     int32_t hints,
+                                     int32_t& e) {
+  if (format != BCFORMAT_EAN_13) {
+    e = BCExceptionOnlyEncodeEAN_13;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedEAN13Writer::Encode(const CFX_ByteString& contents,
+                                     int32_t& outLength,
+                                     int32_t& e) {
+  if (contents.GetLength() != 13) {
+    e = BCExceptionDigitLengthShould13;
+    return NULL;
+  }
+  m_iDataLenth = 13;
+  int32_t firstDigit = FXSYS_atoi(contents.Mid(0, 1));
+  int32_t parities = CBC_OnedEAN13Reader::FIRST_DIGIT_ENCODINGS[firstDigit];
+  outLength = m_codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, m_codeWidth);
+  int32_t pos = 0;
+  pos +=
+      AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  int32_t i = 0;
+  for (i = 1; i <= 6; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1));
+    if ((parities >> (6 - i) & 1) == 1) {
+      digit += 10;
+    }
+    pos += AppendPattern(result, pos, CBC_OneDimReader::L_AND_G_PATTERNS[digit],
+                         4, 0, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return NULL;
+    }
+  }
+  pos += AppendPattern(result, pos, CBC_OneDimReader::MIDDLE_PATTERN, 5, 0, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  for (i = 7; i <= 12; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1));
+    pos += AppendPattern(result, pos, CBC_OneDimReader::L_PATTERNS[digit], 4, 1,
+                         e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return NULL;
+    }
+  }
+  pos +=
+      AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  return result;
+}
+void CBC_OnedEAN13Writer::ShowChars(const CFX_WideStringC& contents,
+                                    CFX_DIBitmap* pOutBitmap,
+                                    CFX_RenderDevice* device,
+                                    const CFX_Matrix* matrix,
+                                    int32_t barWidth,
+                                    int32_t multiple,
+                                    int32_t& e) {
+  if (device == NULL && pOutBitmap == NULL) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  int32_t leftPadding = 7 * multiple;
+  int32_t leftPosition = 3 * multiple + leftPadding;
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLen = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
+  CFX_FxgeDevice geBitmap;
+  if (pOutBitmap) {
+    geBitmap.Attach(pOutBitmap);
+  }
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CFX_ByteString tempStr = str.Mid(1, 6);
+  int32_t strWidth = multiple * 42;
+  if (pOutBitmap == NULL) {
+    CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect(
+        (FX_FLOAT)leftPosition, (FX_FLOAT)(m_Height - iTextHeight),
+        (FX_FLOAT)(leftPosition + strWidth - 0.5), (FX_FLOAT)m_Height);
+    matr.Concat(*matrix);
+    matr.TransformRect(rect);
+    FX_RECT re = rect.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_FloatRect rect1(
+        (FX_FLOAT)(leftPosition + 47 * multiple),
+        (FX_FLOAT)(m_Height - iTextHeight),
+        (FX_FLOAT)(leftPosition + 47 * multiple + strWidth - 0.5),
+        (FX_FLOAT)m_Height);
+    CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    matr1.Concat(*matrix);
+    matr1.TransformRect(rect1);
+    re = rect1.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+    int32_t strWidth1 = multiple * 7;
+    CFX_Matrix matr2(m_outputHScale, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f);
+    CFX_FloatRect rect2(0.0f, (FX_FLOAT)(m_Height - iTextHeight),
+                        (FX_FLOAT)strWidth1 - 0.5f, (FX_FLOAT)m_Height);
+    matr2.Concat(*matrix);
+    matr2.TransformRect(rect2);
+    re = rect2.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+  }
+  FX_FLOAT blank = 0.0;
+  iLen = tempStr.GetLength();
+  if (pOutBitmap == NULL) {
+    strWidth = (int32_t)(strWidth * m_outputHScale);
+  }
+  CalcTextInfo(tempStr, pCharPos + 1, m_pFont, (FX_FLOAT)strWidth, iFontSize,
+               blank);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize);
+  CFX_FxgeDevice ge;
+  if (pOutBitmap) {
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb);
+    FX_RECT rect(0, 0, strWidth, iTextHeight);
+    ge.FillRect(&rect, m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
+                              (FX_FLOAT)leftPosition * m_outputHScale,
+                              (FX_FLOAT)(m_Height - iTextHeight) + iFontSize);
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(7, 6);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 7, m_pFont, (FX_FLOAT)strWidth, iFontSize,
+               blank);
+  if (pOutBitmap) {
+    FX_RECT rect1(0, 0, strWidth, iTextHeight);
+    ge.FillRect(&rect1, m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 7, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 47 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (FX_FLOAT)(leftPosition + 47 * multiple) * m_outputHScale,
+        (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 7, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(0, 1);
+  iLen = tempStr.GetLength();
+  strWidth = multiple * 7;
+  if (pOutBitmap == NULL) {
+    strWidth = (int32_t)(strWidth * m_outputHScale);
+  }
+  CalcTextInfo(tempStr, pCharPos, m_pFont, (FX_FLOAT)strWidth, iFontSize,
+               blank);
+  if (pOutBitmap) {
+    delete ge.GetBitmap();
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), 0, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0, 0.0,
+                              (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  FX_Free(pCharPos);
+}
+void CBC_OnedEAN13Writer::RenderResult(const CFX_WideStringC& contents,
+                                       uint8_t* code,
+                                       int32_t codeLength,
+                                       FX_BOOL isDevice,
+                                       int32_t& e) {
+  CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e);
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN13Writer.h b/xfa/fxbarcode/oned/BC_OnedEAN13Writer.h
new file mode 100644
index 0000000..fd23129
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN13Writer.h
@@ -0,0 +1,53 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDEAN13WRITER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDEAN13WRITER_H_
+
+class CBC_OneDimWriter;
+class CBC_OnedEAN13Writer;
+class CBC_OnedEAN13Writer : public CBC_OneDimWriter {
+ private:
+  int32_t m_codeWidth;
+
+ public:
+  CBC_OnedEAN13Writer();
+  virtual ~CBC_OnedEAN13Writer();
+
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e);
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    FX_BOOL isDevice,
+                    int32_t& e);
+  FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
+  CFX_WideString FilterContents(const CFX_WideStringC& contents);
+  int32_t CalcChecksum(const CFX_ByteString& contents);
+
+ protected:
+  void ShowChars(const CFX_WideStringC& contents,
+                 CFX_DIBitmap* pOutBitmap,
+                 CFX_RenderDevice* device,
+                 const CFX_Matrix* matrix,
+                 int32_t barWidth,
+                 int32_t multiple,
+                 int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDEAN13WRITER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN8Reader.cpp b/xfa/fxbarcode/oned/BC_OnedEAN8Reader.cpp
new file mode 100644
index 0000000..f3b21fd
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN8Reader.cpp
@@ -0,0 +1,82 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN8Reader.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_OnedEAN8Reader::CBC_OnedEAN8Reader() {}
+CBC_OnedEAN8Reader::~CBC_OnedEAN8Reader() {}
+int32_t CBC_OnedEAN8Reader::DecodeMiddle(CBC_CommonBitArray* row,
+                                         CFX_Int32Array* startRange,
+                                         CFX_ByteString& resultResult,
+                                         int32_t& e) {
+  CFX_Int32Array counters;
+  counters.Add(0);
+  counters.Add(0);
+  counters.Add(0);
+  counters.Add(0);
+  int32_t end = row->GetSize();
+  int32_t rowOffset = (*startRange)[1];
+  int32_t rowOffsetLeft = rowOffset;
+  for (int32_t x = 0; x < 4 && rowOffset < end; x++) {
+    int32_t bestMatch =
+        DecodeDigit(row, &counters, rowOffset,
+                    &(CBC_OneDimReader::L_PATTERNS[0][0]), 10, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    resultResult += (FX_CHAR)('0' + bestMatch);
+    for (int32_t i = 0; i < counters.GetSize(); i++) {
+      rowOffset += counters[i];
+    }
+  }
+  int32_t RowOffsetLen = (rowOffset - rowOffsetLeft) / 4;
+  CFX_Int32Array result;
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[0]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[1]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[2]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[3]);
+  result.Add(CBC_OneDimReader::MIDDLE_PATTERN[4]);
+  CFX_Int32Array* middleRange =
+      FindGuardPattern(row, rowOffset, TRUE, &result, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  int32_t rowOffsetMid = rowOffset;
+  rowOffset = (*middleRange)[1];
+  if ((rowOffset - rowOffsetMid) > RowOffsetLen) {
+    e = BCExceptionNotFound;
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  }
+  delete middleRange;
+  for (int32_t y = 0; y < 4 && rowOffset < end; y++) {
+    int32_t bestMatch =
+        DecodeDigit(row, &counters, rowOffset,
+                    &(CBC_OneDimReader::L_PATTERNS[0][0]), 10, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    resultResult += (FX_CHAR)('0' + bestMatch);
+    for (int32_t i = 0; i < counters.GetSize(); i++) {
+      rowOffset += counters[i];
+    }
+  }
+  return rowOffset;
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN8Reader.h b/xfa/fxbarcode/oned/BC_OnedEAN8Reader.h
new file mode 100644
index 0000000..fe2d33d
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN8Reader.h
@@ -0,0 +1,25 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDEAN8READER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDEAN8READER_H_
+
+class CBC_OneDimReader;
+class CBC_CommonBitArray;
+class CBC_OnedEAN8Reader;
+class CBC_OnedEAN8Reader : public CBC_OneDimReader {
+ public:
+  CBC_OnedEAN8Reader();
+  virtual ~CBC_OnedEAN8Reader();
+
+ protected:
+  int32_t DecodeMiddle(CBC_CommonBitArray*,
+                       CFX_Int32Array* startRange,
+                       CFX_ByteString& result,
+                       int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDEAN8READER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN8Writer.cpp b/xfa/fxbarcode/oned/BC_OnedEAN8Writer.cpp
new file mode 100644
index 0000000..5336867
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN8Writer.cpp
@@ -0,0 +1,268 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN8Writer.h"
+
+CBC_OnedEAN8Writer::CBC_OnedEAN8Writer() {
+  m_iDataLenth = 8;
+  m_codeWidth = 3 + (7 * 4) + 5 + (7 * 4) + 3;
+}
+CBC_OnedEAN8Writer::~CBC_OnedEAN8Writer() {}
+void CBC_OnedEAN8Writer::SetDataLength(int32_t length) {
+  m_iDataLenth = 8;
+}
+FX_BOOL CBC_OnedEAN8Writer::SetTextLocation(BC_TEXT_LOC location) {
+  if (location == BC_TEXT_LOC_BELOWEMBED) {
+    m_locTextLoc = location;
+    return TRUE;
+  }
+  return FALSE;
+}
+FX_BOOL CBC_OnedEAN8Writer::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    if (contents.GetAt(i) >= '0' && contents.GetAt(i) <= '9') {
+      continue;
+    } else {
+      return FALSE;
+    }
+  }
+  return TRUE;
+}
+CFX_WideString CBC_OnedEAN8Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  FX_WCHAR ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch >= '0' && ch <= '9') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+int32_t CBC_OnedEAN8Writer::CalcChecksum(const CFX_ByteString& contents) {
+  int32_t odd = 0;
+  int32_t even = 0;
+  int32_t j = 1;
+  for (int32_t i = contents.GetLength() - 1; i >= 0; i--) {
+    if (j % 2) {
+      odd += FXSYS_atoi(contents.Mid(i, 1));
+    } else {
+      even += FXSYS_atoi(contents.Mid(i, 1));
+    }
+    j++;
+  }
+  int32_t checksum = (odd * 3 + even) % 10;
+  checksum = (10 - checksum) % 10;
+  return (checksum);
+}
+uint8_t* CBC_OnedEAN8Writer::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedEAN8Writer::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t hints,
+                                    int32_t& e) {
+  if (format != BCFORMAT_EAN_8) {
+    e = BCExceptionOnlyEncodeEAN_8;
+    return NULL;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedEAN8Writer::Encode(const CFX_ByteString& contents,
+                                    int32_t& outLength,
+                                    int32_t& e) {
+  if (contents.GetLength() != 8) {
+    e = BCExceptionDigitLengthMustBe8;
+    return NULL;
+  }
+  outLength = m_codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, m_codeWidth);
+  int32_t pos = 0;
+  pos +=
+      AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  int32_t i = 0;
+  for (i = 0; i <= 3; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1));
+    pos += AppendPattern(result, pos, CBC_OneDimReader::L_PATTERNS[digit], 4, 0,
+                         e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return NULL;
+    }
+  }
+  pos += AppendPattern(result, pos, CBC_OneDimReader::MIDDLE_PATTERN, 5, 0, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  for (i = 4; i <= 7; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1));
+    pos += AppendPattern(result, pos, CBC_OneDimReader::L_PATTERNS[digit], 4, 1,
+                         e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return NULL;
+    }
+  }
+  pos +=
+      AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return NULL;
+  }
+  return result;
+}
+void CBC_OnedEAN8Writer::ShowChars(const CFX_WideStringC& contents,
+                                   CFX_DIBitmap* pOutBitmap,
+                                   CFX_RenderDevice* device,
+                                   const CFX_Matrix* matrix,
+                                   int32_t barWidth,
+                                   int32_t multiple,
+                                   int32_t& e) {
+  if (device == NULL && pOutBitmap == NULL) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  int32_t leftPosition = 3 * multiple;
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLength = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLength);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLength);
+  CFX_ByteString tempStr = str.Mid(0, 4);
+  int32_t iLen = tempStr.GetLength();
+  int32_t strWidth = 7 * multiple * 4;
+  FX_FLOAT blank = 0.0;
+  CFX_FxgeDevice geBitmap;
+  if (pOutBitmap) {
+    geBitmap.Attach(pOutBitmap);
+  }
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  if (pOutBitmap == NULL) {
+    CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect(
+        (FX_FLOAT)leftPosition, (FX_FLOAT)(m_Height - iTextHeight),
+        (FX_FLOAT)(leftPosition + strWidth - 0.5), (FX_FLOAT)m_Height);
+    matr.Concat(*matrix);
+    matr.TransformRect(rect);
+    FX_RECT re = rect.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect1(
+        (FX_FLOAT)(leftPosition + 33 * multiple),
+        (FX_FLOAT)(m_Height - iTextHeight),
+        (FX_FLOAT)(leftPosition + 33 * multiple + strWidth - 0.5),
+        (FX_FLOAT)m_Height);
+    matr1.Concat(*matrix);
+    matr1.TransformRect(rect1);
+    re = rect1.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+  }
+  if (pOutBitmap == NULL) {
+    strWidth = (int32_t)(strWidth * m_outputHScale);
+  }
+  CalcTextInfo(tempStr, pCharPos, m_pFont, (FX_FLOAT)strWidth, iFontSize,
+               blank);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize);
+  CFX_FxgeDevice ge;
+  if (pOutBitmap) {
+    delete ge.GetBitmap();
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
+                              (FX_FLOAT)leftPosition * m_outputHScale,
+                              (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    affine_matrix1.Concat(*matrix);
+    device->DrawNormalText(iLen, pCharPos, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(4, 4);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 4, m_pFont, (FX_FLOAT)strWidth, iFontSize,
+               blank);
+  if (pOutBitmap) {
+    delete ge.GetBitmap();
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 4, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 33 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (FX_FLOAT)(leftPosition + 33 * multiple) * m_outputHScale,
+        (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 4, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  FX_Free(pCharPos);
+}
+void CBC_OnedEAN8Writer::RenderResult(const CFX_WideStringC& contents,
+                                      uint8_t* code,
+                                      int32_t codeLength,
+                                      FX_BOOL isDevice,
+                                      int32_t& e) {
+  CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e);
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedEAN8Writer.h b/xfa/fxbarcode/oned/BC_OnedEAN8Writer.h
new file mode 100644
index 0000000..fc033ff
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedEAN8Writer.h
@@ -0,0 +1,55 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDEAN8WRITER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDEAN8WRITER_H_
+
+enum BC_TEXT_LOC;
+class CBC_OneDimWriter;
+class CBC_OnedEAN8Writer;
+class CBC_OnedEAN8Writer : public CBC_OneDimWriter {
+ private:
+  int32_t m_codeWidth;
+
+ public:
+  CBC_OnedEAN8Writer();
+  virtual ~CBC_OnedEAN8Writer();
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e);
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    FX_BOOL isDevice,
+                    int32_t& e);
+  FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
+  CFX_WideString FilterContents(const CFX_WideStringC& contents);
+  void SetDataLength(int32_t length);
+  FX_BOOL SetTextLocation(BC_TEXT_LOC location);
+  int32_t CalcChecksum(const CFX_ByteString& contents);
+
+ protected:
+  void ShowChars(const CFX_WideStringC& contents,
+                 CFX_DIBitmap* pOutBitmap,
+                 CFX_RenderDevice* device,
+                 const CFX_Matrix* matrix,
+                 int32_t barWidth,
+                 int32_t multiple,
+                 int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDEAN8WRITER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedUPCAReader.cpp b/xfa/fxbarcode/oned/BC_OnedUPCAReader.cpp
new file mode 100644
index 0000000..95b0f24
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedUPCAReader.cpp
@@ -0,0 +1,97 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/oned/BC_OneDReader.h"
+#include "xfa/fxbarcode/oned/BC_OneDimReader.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Reader.h"
+#include "xfa/fxbarcode/oned/BC_OnedUPCAReader.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_OnedUPCAReader::CBC_OnedUPCAReader() {
+  m_ean13Reader = NULL;
+}
+void CBC_OnedUPCAReader::Init() {
+  m_ean13Reader = new CBC_OnedEAN13Reader;
+}
+CBC_OnedUPCAReader::~CBC_OnedUPCAReader() {
+  delete m_ean13Reader;
+}
+CFX_ByteString CBC_OnedUPCAReader::DecodeRow(int32_t rowNumber,
+                                             CBC_CommonBitArray* row,
+                                             int32_t hints,
+                                             int32_t& e) {
+  CFX_ByteString bytestring =
+      m_ean13Reader->DecodeRow(rowNumber, row, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CFX_ByteString temp = MaybeReturnResult(bytestring, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return temp;
+}
+CFX_ByteString CBC_OnedUPCAReader::DecodeRow(int32_t rowNumber,
+                                             CBC_CommonBitArray* row,
+                                             CFX_Int32Array* startGuardRange,
+                                             int32_t hints,
+                                             int32_t& e) {
+  CFX_ByteString bytestring =
+      m_ean13Reader->DecodeRow(rowNumber, row, startGuardRange, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CFX_ByteString temp = MaybeReturnResult(bytestring, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return temp;
+}
+CFX_ByteString CBC_OnedUPCAReader::Decode(CBC_BinaryBitmap* image, int32_t& e) {
+  CFX_ByteString bytestring = m_ean13Reader->Decode(image, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CFX_ByteString temp = MaybeReturnResult(bytestring, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return temp;
+}
+CFX_ByteString CBC_OnedUPCAReader::Decode(CBC_BinaryBitmap* image,
+                                          int32_t hints,
+                                          int32_t& e) {
+  CFX_ByteString bytestring = m_ean13Reader->Decode(image, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CFX_ByteString temp = MaybeReturnResult(bytestring, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return temp;
+}
+int32_t CBC_OnedUPCAReader::DecodeMiddle(CBC_CommonBitArray* row,
+                                         CFX_Int32Array* startRange,
+                                         CFX_ByteString& resultString,
+                                         int32_t& e) {
+  int32_t temp = m_ean13Reader->DecodeMiddle(row, startRange, resultString, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  return temp;
+}
+CFX_ByteString CBC_OnedUPCAReader::MaybeReturnResult(CFX_ByteString& result,
+                                                     int32_t& e) {
+  if (result[0] == '0') {
+    result.Delete(0);
+    return result;
+  } else {
+    e = BCExceptionFormatException;
+    return "";
+  }
+  return "";
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedUPCAReader.h b/xfa/fxbarcode/oned/BC_OnedUPCAReader.h
new file mode 100644
index 0000000..306683e1
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedUPCAReader.h
@@ -0,0 +1,43 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDUPCAREADER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDUPCAREADER_H_
+
+class CBC_BinaryBitmap;
+class CBC_CommonBitArray;
+class CBC_OneDimReader;
+class CBC_OnedEAN13Reader;
+class CBC_OnedUPCAReader;
+class CBC_OnedUPCAReader : public CBC_OneDimReader {
+ private:
+  CBC_OnedEAN13Reader* m_ean13Reader;
+
+ public:
+  CBC_OnedUPCAReader();
+  virtual ~CBC_OnedUPCAReader();
+  CFX_ByteString DecodeRow(int32_t rowNumber,
+                           CBC_CommonBitArray* row,
+                           int32_t hints,
+                           int32_t& e);
+  CFX_ByteString DecodeRow(int32_t rowNumber,
+                           CBC_CommonBitArray* row,
+                           CFX_Int32Array* startGuardRange,
+                           int32_t hints,
+                           int32_t& e);
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t& e);
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t hints, int32_t& e);
+  virtual void Init();
+
+ protected:
+  int32_t DecodeMiddle(CBC_CommonBitArray* row,
+                       CFX_Int32Array* startRange,
+                       CFX_ByteString& resultString,
+                       int32_t& e);
+  CFX_ByteString MaybeReturnResult(CFX_ByteString& result, int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDUPCAREADER_H_
diff --git a/xfa/fxbarcode/oned/BC_OnedUPCAWriter.cpp b/xfa/fxbarcode/oned/BC_OnedUPCAWriter.cpp
new file mode 100644
index 0000000..21ccafc
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedUPCAWriter.cpp
@@ -0,0 +1,286 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2010 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/oned/BC_OneDimWriter.h"
+#include "xfa/fxbarcode/oned/BC_OnedEAN13Writer.h"
+#include "xfa/fxbarcode/oned/BC_OnedUPCAWriter.h"
+
+CBC_OnedUPCAWriter::CBC_OnedUPCAWriter() {
+  m_subWriter = NULL;
+  m_bLeftPadding = TRUE;
+  m_bRightPadding = TRUE;
+}
+void CBC_OnedUPCAWriter::Init() {
+  m_subWriter = new CBC_OnedEAN13Writer;
+}
+CBC_OnedUPCAWriter::~CBC_OnedUPCAWriter() {
+  delete m_subWriter;
+}
+FX_BOOL CBC_OnedUPCAWriter::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  int32_t i = 0;
+  for (i = 0; i < contents.GetLength(); i++) {
+    if (contents.GetAt(i) >= '0' && contents.GetAt(i) <= '9') {
+      continue;
+    } else {
+      return FALSE;
+    }
+  }
+  return TRUE;
+}
+CFX_WideString CBC_OnedUPCAWriter::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  FX_WCHAR ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch >= '0' && ch <= '9') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+int32_t CBC_OnedUPCAWriter::CalcChecksum(const CFX_ByteString& contents) {
+  int32_t odd = 0;
+  int32_t even = 0;
+  int32_t j = 1;
+  for (int32_t i = contents.GetLength() - 1; i >= 0; i--) {
+    if (j % 2) {
+      odd += FXSYS_atoi(contents.Mid(i, 1));
+    } else {
+      even += FXSYS_atoi(contents.Mid(i, 1));
+    }
+    j++;
+  }
+  int32_t checksum = (odd * 3 + even) % 10;
+  checksum = (10 - checksum) % 10;
+  return (checksum);
+}
+uint8_t* CBC_OnedUPCAWriter::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+uint8_t* CBC_OnedUPCAWriter::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t hints,
+                                    int32_t& e) {
+  if (format != BCFORMAT_UPC_A) {
+    e = BCExceptionOnlyEncodeUPC_A;
+    return NULL;
+  }
+  CFX_ByteString toEAN13String = '0' + contents;
+  m_iDataLenth = 13;
+  uint8_t* ret = m_subWriter->Encode(toEAN13String, BCFORMAT_EAN_13, outWidth,
+                                     outHeight, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return ret;
+}
+void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
+                                   CFX_DIBitmap* pOutBitmap,
+                                   CFX_RenderDevice* device,
+                                   const CFX_Matrix* matrix,
+                                   int32_t barWidth,
+                                   int32_t multiple,
+                                   int32_t& e) {
+  if (device == NULL && pOutBitmap == NULL) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  int32_t leftPadding = 7 * multiple;
+  int32_t leftPosition = 10 * multiple + leftPadding;
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLen = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
+  CFX_ByteString tempStr = str.Mid(1, 5);
+  FX_FLOAT strWidth = (FX_FLOAT)35 * multiple;
+  FX_FLOAT blank = 0.0;
+  CFX_FxgeDevice geBitmap;
+  if (pOutBitmap) {
+    geBitmap.Attach(pOutBitmap);
+  }
+  iLen = tempStr.GetLength();
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  if (pOutBitmap == NULL) {
+    CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect(
+        (FX_FLOAT)leftPosition, (FX_FLOAT)(m_Height - iTextHeight),
+        (FX_FLOAT)(leftPosition + strWidth - 0.5), (FX_FLOAT)m_Height);
+    matr.Concat(*matrix);
+    matr.TransformRect(rect);
+    FX_RECT re = rect.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect1(
+        (FX_FLOAT)(leftPosition + 40 * multiple),
+        (FX_FLOAT)(m_Height - iTextHeight),
+        (FX_FLOAT)((leftPosition + 40 * multiple) + strWidth - 0.5),
+        (FX_FLOAT)m_Height);
+    matr1.Concat(*matrix);
+    matr1.TransformRect(rect1);
+    re = rect1.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+    FX_FLOAT strWidth1 = (FX_FLOAT)multiple * 7;
+    CFX_Matrix matr2(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect2(0.0, (FX_FLOAT)(m_Height - iTextHeight),
+                        (FX_FLOAT)strWidth1 - 1, (FX_FLOAT)m_Height);
+    matr2.Concat(*matrix);
+    matr2.TransformRect(rect2);
+    re = rect2.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_Matrix matr3(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect3(
+        (FX_FLOAT)(leftPosition + 85 * multiple),
+        (FX_FLOAT)(m_Height - iTextHeight),
+        (FX_FLOAT)((leftPosition + 85 * multiple) + strWidth1 - 0.5),
+        (FX_FLOAT)m_Height);
+    matr3.Concat(*matrix);
+    matr3.TransformRect(rect3);
+    re = rect3.GetOutterRect();
+    device->FillRect(&re, m_backgroundColor);
+  }
+  if (pOutBitmap == NULL) {
+    strWidth = strWidth * m_outputHScale;
+  }
+  CalcTextInfo(tempStr, pCharPos + 1, m_pFont, strWidth, iFontSize, blank);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize);
+  CFX_FxgeDevice ge;
+  if (pOutBitmap) {
+    ge.Create((int)strWidth, iTextHeight, FXDIB_Argb);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
+                              (FX_FLOAT)leftPosition * m_outputHScale,
+                              (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(6, 5);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 6, m_pFont, strWidth, iFontSize, blank);
+  if (pOutBitmap) {
+    FX_RECT rect2(0, 0, (int)strWidth, iTextHeight);
+    ge.FillRect(&rect2, m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 6, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 40 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (FX_FLOAT)(leftPosition + 40 * multiple) * m_outputHScale,
+        (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 6, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(0, 1);
+  iLen = tempStr.GetLength();
+  strWidth = (FX_FLOAT)multiple * 7;
+  if (pOutBitmap == NULL) {
+    strWidth = strWidth * m_outputHScale;
+  }
+  CalcTextInfo(tempStr, pCharPos, m_pFont, strWidth, iFontSize, blank);
+  if (pOutBitmap) {
+    delete ge.GetBitmap();
+    ge.Create((int)strWidth, iTextHeight, FXDIB_Argb);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), 0, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0, 0,
+                              (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(11, 1);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 11, m_pFont, strWidth, iFontSize, blank);
+  if (pOutBitmap) {
+    delete ge.GetBitmap();
+    ge.Create((int)strWidth, iTextHeight, FXDIB_Argb);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 11, m_pFont,
+                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
+                      (CFX_Matrix*)&affine_matrix, m_fontColor,
+                      FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 85 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (FX_FLOAT)(leftPosition + 85 * multiple) * m_outputHScale,
+        (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 11, m_pFont,
+                           CFX_GEModule::Get()->GetFontCache(),
+                           (FX_FLOAT)iFontSize, (CFX_Matrix*)&affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  FX_Free(pCharPos);
+}
+void CBC_OnedUPCAWriter::RenderResult(const CFX_WideStringC& contents,
+                                      uint8_t* code,
+                                      int32_t codeLength,
+                                      FX_BOOL isDevice,
+                                      int32_t& e) {
+  CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e);
+}
diff --git a/xfa/fxbarcode/oned/BC_OnedUPCAWriter.h b/xfa/fxbarcode/oned/BC_OnedUPCAWriter.h
new file mode 100644
index 0000000..f376929
--- /dev/null
+++ b/xfa/fxbarcode/oned/BC_OnedUPCAWriter.h
@@ -0,0 +1,55 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_ONED_BC_ONEDUPCAWRITER_H_
+#define XFA_FXBARCODE_ONED_BC_ONEDUPCAWRITER_H_
+
+class CBC_OnedEAN13Writer;
+class CBC_OnedUPCAWriter;
+class CBC_OnedUPCAWriter : public CBC_OneDimWriter {
+ private:
+  CBC_OnedEAN13Writer* m_subWriter;
+
+ public:
+  CBC_OnedUPCAWriter();
+  virtual ~CBC_OnedUPCAWriter();
+  virtual void Init();
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e) {
+    return nullptr;
+  }
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    FX_BOOL isDevice,
+                    int32_t& e);
+  FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
+  CFX_WideString FilterContents(const CFX_WideStringC& contents);
+  int32_t CalcChecksum(const CFX_ByteString& contents);
+
+ protected:
+  void ShowChars(const CFX_WideStringC& contents,
+                 CFX_DIBitmap* pOutBitmap,
+                 CFX_RenderDevice* device,
+                 const CFX_Matrix* matrix,
+                 int32_t barWidth,
+                 int32_t multiple,
+                 int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_ONED_BC_ONEDUPCAWRITER_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417.cpp b/xfa/fxbarcode/pdf417/BC_PDF417.cpp
new file mode 100644
index 0000000..e57a79e
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417.cpp
@@ -0,0 +1,586 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki in part, and ZXing Authors in part
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+#include "xfa/fxbarcode/utils.h"
+
+int32_t CBC_PDF417::START_PATTERN = 0x1fea8;
+int32_t CBC_PDF417::STOP_PATTERN = 0x3fa29;
+int32_t CBC_PDF417::CODEWORD_TABLE[][1000] = {
+    {0x1d5c0, 0x1eaf0, 0x1f57c, 0x1d4e0, 0x1ea78, 0x1f53e, 0x1a8c0, 0x1d470,
+     0x1a860, 0x15040, 0x1a830, 0x15020, 0x1adc0, 0x1d6f0, 0x1eb7c, 0x1ace0,
+     0x1d678, 0x1eb3e, 0x158c0, 0x1ac70, 0x15860, 0x15dc0, 0x1aef0, 0x1d77c,
+     0x15ce0, 0x1ae78, 0x1d73e, 0x15c70, 0x1ae3c, 0x15ef0, 0x1af7c, 0x15e78,
+     0x1af3e, 0x15f7c, 0x1f5fa, 0x1d2e0, 0x1e978, 0x1f4be, 0x1a4c0, 0x1d270,
+     0x1e93c, 0x1a460, 0x1d238, 0x14840, 0x1a430, 0x1d21c, 0x14820, 0x1a418,
+     0x14810, 0x1a6e0, 0x1d378, 0x1e9be, 0x14cc0, 0x1a670, 0x1d33c, 0x14c60,
+     0x1a638, 0x1d31e, 0x14c30, 0x1a61c, 0x14ee0, 0x1a778, 0x1d3be, 0x14e70,
+     0x1a73c, 0x14e38, 0x1a71e, 0x14f78, 0x1a7be, 0x14f3c, 0x14f1e, 0x1a2c0,
+     0x1d170, 0x1e8bc, 0x1a260, 0x1d138, 0x1e89e, 0x14440, 0x1a230, 0x1d11c,
+     0x14420, 0x1a218, 0x14410, 0x14408, 0x146c0, 0x1a370, 0x1d1bc, 0x14660,
+     0x1a338, 0x1d19e, 0x14630, 0x1a31c, 0x14618, 0x1460c, 0x14770, 0x1a3bc,
+     0x14738, 0x1a39e, 0x1471c, 0x147bc, 0x1a160, 0x1d0b8, 0x1e85e, 0x14240,
+     0x1a130, 0x1d09c, 0x14220, 0x1a118, 0x1d08e, 0x14210, 0x1a10c, 0x14208,
+     0x1a106, 0x14360, 0x1a1b8, 0x1d0de, 0x14330, 0x1a19c, 0x14318, 0x1a18e,
+     0x1430c, 0x14306, 0x1a1de, 0x1438e, 0x14140, 0x1a0b0, 0x1d05c, 0x14120,
+     0x1a098, 0x1d04e, 0x14110, 0x1a08c, 0x14108, 0x1a086, 0x14104, 0x141b0,
+     0x14198, 0x1418c, 0x140a0, 0x1d02e, 0x1a04c, 0x1a046, 0x14082, 0x1cae0,
+     0x1e578, 0x1f2be, 0x194c0, 0x1ca70, 0x1e53c, 0x19460, 0x1ca38, 0x1e51e,
+     0x12840, 0x19430, 0x12820, 0x196e0, 0x1cb78, 0x1e5be, 0x12cc0, 0x19670,
+     0x1cb3c, 0x12c60, 0x19638, 0x12c30, 0x12c18, 0x12ee0, 0x19778, 0x1cbbe,
+     0x12e70, 0x1973c, 0x12e38, 0x12e1c, 0x12f78, 0x197be, 0x12f3c, 0x12fbe,
+     0x1dac0, 0x1ed70, 0x1f6bc, 0x1da60, 0x1ed38, 0x1f69e, 0x1b440, 0x1da30,
+     0x1ed1c, 0x1b420, 0x1da18, 0x1ed0e, 0x1b410, 0x1da0c, 0x192c0, 0x1c970,
+     0x1e4bc, 0x1b6c0, 0x19260, 0x1c938, 0x1e49e, 0x1b660, 0x1db38, 0x1ed9e,
+     0x16c40, 0x12420, 0x19218, 0x1c90e, 0x16c20, 0x1b618, 0x16c10, 0x126c0,
+     0x19370, 0x1c9bc, 0x16ec0, 0x12660, 0x19338, 0x1c99e, 0x16e60, 0x1b738,
+     0x1db9e, 0x16e30, 0x12618, 0x16e18, 0x12770, 0x193bc, 0x16f70, 0x12738,
+     0x1939e, 0x16f38, 0x1b79e, 0x16f1c, 0x127bc, 0x16fbc, 0x1279e, 0x16f9e,
+     0x1d960, 0x1ecb8, 0x1f65e, 0x1b240, 0x1d930, 0x1ec9c, 0x1b220, 0x1d918,
+     0x1ec8e, 0x1b210, 0x1d90c, 0x1b208, 0x1b204, 0x19160, 0x1c8b8, 0x1e45e,
+     0x1b360, 0x19130, 0x1c89c, 0x16640, 0x12220, 0x1d99c, 0x1c88e, 0x16620,
+     0x12210, 0x1910c, 0x16610, 0x1b30c, 0x19106, 0x12204, 0x12360, 0x191b8,
+     0x1c8de, 0x16760, 0x12330, 0x1919c, 0x16730, 0x1b39c, 0x1918e, 0x16718,
+     0x1230c, 0x12306, 0x123b8, 0x191de, 0x167b8, 0x1239c, 0x1679c, 0x1238e,
+     0x1678e, 0x167de, 0x1b140, 0x1d8b0, 0x1ec5c, 0x1b120, 0x1d898, 0x1ec4e,
+     0x1b110, 0x1d88c, 0x1b108, 0x1d886, 0x1b104, 0x1b102, 0x12140, 0x190b0,
+     0x1c85c, 0x16340, 0x12120, 0x19098, 0x1c84e, 0x16320, 0x1b198, 0x1d8ce,
+     0x16310, 0x12108, 0x19086, 0x16308, 0x1b186, 0x16304, 0x121b0, 0x190dc,
+     0x163b0, 0x12198, 0x190ce, 0x16398, 0x1b1ce, 0x1638c, 0x12186, 0x16386,
+     0x163dc, 0x163ce, 0x1b0a0, 0x1d858, 0x1ec2e, 0x1b090, 0x1d84c, 0x1b088,
+     0x1d846, 0x1b084, 0x1b082, 0x120a0, 0x19058, 0x1c82e, 0x161a0, 0x12090,
+     0x1904c, 0x16190, 0x1b0cc, 0x19046, 0x16188, 0x12084, 0x16184, 0x12082,
+     0x120d8, 0x161d8, 0x161cc, 0x161c6, 0x1d82c, 0x1d826, 0x1b042, 0x1902c,
+     0x12048, 0x160c8, 0x160c4, 0x160c2, 0x18ac0, 0x1c570, 0x1e2bc, 0x18a60,
+     0x1c538, 0x11440, 0x18a30, 0x1c51c, 0x11420, 0x18a18, 0x11410, 0x11408,
+     0x116c0, 0x18b70, 0x1c5bc, 0x11660, 0x18b38, 0x1c59e, 0x11630, 0x18b1c,
+     0x11618, 0x1160c, 0x11770, 0x18bbc, 0x11738, 0x18b9e, 0x1171c, 0x117bc,
+     0x1179e, 0x1cd60, 0x1e6b8, 0x1f35e, 0x19a40, 0x1cd30, 0x1e69c, 0x19a20,
+     0x1cd18, 0x1e68e, 0x19a10, 0x1cd0c, 0x19a08, 0x1cd06, 0x18960, 0x1c4b8,
+     0x1e25e, 0x19b60, 0x18930, 0x1c49c, 0x13640, 0x11220, 0x1cd9c, 0x1c48e,
+     0x13620, 0x19b18, 0x1890c, 0x13610, 0x11208, 0x13608, 0x11360, 0x189b8,
+     0x1c4de, 0x13760, 0x11330, 0x1cdde, 0x13730, 0x19b9c, 0x1898e, 0x13718,
+     0x1130c, 0x1370c, 0x113b8, 0x189de, 0x137b8, 0x1139c, 0x1379c, 0x1138e,
+     0x113de, 0x137de, 0x1dd40, 0x1eeb0, 0x1f75c, 0x1dd20, 0x1ee98, 0x1f74e,
+     0x1dd10, 0x1ee8c, 0x1dd08, 0x1ee86, 0x1dd04, 0x19940, 0x1ccb0, 0x1e65c,
+     0x1bb40, 0x19920, 0x1eedc, 0x1e64e, 0x1bb20, 0x1dd98, 0x1eece, 0x1bb10,
+     0x19908, 0x1cc86, 0x1bb08, 0x1dd86, 0x19902, 0x11140, 0x188b0, 0x1c45c,
+     0x13340, 0x11120, 0x18898, 0x1c44e, 0x17740, 0x13320, 0x19998, 0x1ccce,
+     0x17720, 0x1bb98, 0x1ddce, 0x18886, 0x17710, 0x13308, 0x19986, 0x17708,
+     0x11102, 0x111b0, 0x188dc, 0x133b0, 0x11198, 0x188ce, 0x177b0, 0x13398,
+     0x199ce, 0x17798, 0x1bbce, 0x11186, 0x13386, 0x111dc, 0x133dc, 0x111ce,
+     0x177dc, 0x133ce, 0x1dca0, 0x1ee58, 0x1f72e, 0x1dc90, 0x1ee4c, 0x1dc88,
+     0x1ee46, 0x1dc84, 0x1dc82, 0x198a0, 0x1cc58, 0x1e62e, 0x1b9a0, 0x19890,
+     0x1ee6e, 0x1b990, 0x1dccc, 0x1cc46, 0x1b988, 0x19884, 0x1b984, 0x19882,
+     0x1b982, 0x110a0, 0x18858, 0x1c42e, 0x131a0, 0x11090, 0x1884c, 0x173a0,
+     0x13190, 0x198cc, 0x18846, 0x17390, 0x1b9cc, 0x11084, 0x17388, 0x13184,
+     0x11082, 0x13182, 0x110d8, 0x1886e, 0x131d8, 0x110cc, 0x173d8, 0x131cc,
+     0x110c6, 0x173cc, 0x131c6, 0x110ee, 0x173ee, 0x1dc50, 0x1ee2c, 0x1dc48,
+     0x1ee26, 0x1dc44, 0x1dc42, 0x19850, 0x1cc2c, 0x1b8d0, 0x19848, 0x1cc26,
+     0x1b8c8, 0x1dc66, 0x1b8c4, 0x19842, 0x1b8c2, 0x11050, 0x1882c, 0x130d0,
+     0x11048, 0x18826, 0x171d0, 0x130c8, 0x19866, 0x171c8, 0x1b8e6, 0x11042,
+     0x171c4, 0x130c2, 0x171c2, 0x130ec, 0x171ec, 0x171e6, 0x1ee16, 0x1dc22,
+     0x1cc16, 0x19824, 0x19822, 0x11028, 0x13068, 0x170e8, 0x11022, 0x13062,
+     0x18560, 0x10a40, 0x18530, 0x10a20, 0x18518, 0x1c28e, 0x10a10, 0x1850c,
+     0x10a08, 0x18506, 0x10b60, 0x185b8, 0x1c2de, 0x10b30, 0x1859c, 0x10b18,
+     0x1858e, 0x10b0c, 0x10b06, 0x10bb8, 0x185de, 0x10b9c, 0x10b8e, 0x10bde,
+     0x18d40, 0x1c6b0, 0x1e35c, 0x18d20, 0x1c698, 0x18d10, 0x1c68c, 0x18d08,
+     0x1c686, 0x18d04, 0x10940, 0x184b0, 0x1c25c, 0x11b40, 0x10920, 0x1c6dc,
+     0x1c24e, 0x11b20, 0x18d98, 0x1c6ce, 0x11b10, 0x10908, 0x18486, 0x11b08,
+     0x18d86, 0x10902, 0x109b0, 0x184dc, 0x11bb0, 0x10998, 0x184ce, 0x11b98,
+     0x18dce, 0x11b8c, 0x10986, 0x109dc, 0x11bdc, 0x109ce, 0x11bce, 0x1cea0,
+     0x1e758, 0x1f3ae, 0x1ce90, 0x1e74c, 0x1ce88, 0x1e746, 0x1ce84, 0x1ce82,
+     0x18ca0, 0x1c658, 0x19da0, 0x18c90, 0x1c64c, 0x19d90, 0x1cecc, 0x1c646,
+     0x19d88, 0x18c84, 0x19d84, 0x18c82, 0x19d82, 0x108a0, 0x18458, 0x119a0,
+     0x10890, 0x1c66e, 0x13ba0, 0x11990, 0x18ccc, 0x18446, 0x13b90, 0x19dcc,
+     0x10884, 0x13b88, 0x11984, 0x10882, 0x11982, 0x108d8, 0x1846e, 0x119d8,
+     0x108cc, 0x13bd8, 0x119cc, 0x108c6, 0x13bcc, 0x119c6, 0x108ee, 0x119ee,
+     0x13bee, 0x1ef50, 0x1f7ac, 0x1ef48, 0x1f7a6, 0x1ef44, 0x1ef42, 0x1ce50,
+     0x1e72c, 0x1ded0, 0x1ef6c, 0x1e726, 0x1dec8, 0x1ef66, 0x1dec4, 0x1ce42,
+     0x1dec2, 0x18c50, 0x1c62c, 0x19cd0, 0x18c48, 0x1c626, 0x1bdd0, 0x19cc8,
+     0x1ce66, 0x1bdc8, 0x1dee6, 0x18c42, 0x1bdc4, 0x19cc2, 0x1bdc2, 0x10850,
+     0x1842c, 0x118d0, 0x10848, 0x18426, 0x139d0, 0x118c8, 0x18c66, 0x17bd0,
+     0x139c8, 0x19ce6, 0x10842, 0x17bc8, 0x1bde6, 0x118c2, 0x17bc4, 0x1086c,
+     0x118ec, 0x10866, 0x139ec, 0x118e6, 0x17bec, 0x139e6, 0x17be6, 0x1ef28,
+     0x1f796, 0x1ef24, 0x1ef22, 0x1ce28, 0x1e716, 0x1de68, 0x1ef36, 0x1de64,
+     0x1ce22, 0x1de62, 0x18c28, 0x1c616, 0x19c68, 0x18c24, 0x1bce8, 0x19c64,
+     0x18c22, 0x1bce4, 0x19c62, 0x1bce2, 0x10828, 0x18416, 0x11868, 0x18c36,
+     0x138e8, 0x11864, 0x10822, 0x179e8, 0x138e4, 0x11862, 0x179e4, 0x138e2,
+     0x179e2, 0x11876, 0x179f6, 0x1ef12, 0x1de34, 0x1de32, 0x19c34, 0x1bc74,
+     0x1bc72, 0x11834, 0x13874, 0x178f4, 0x178f2, 0x10540, 0x10520, 0x18298,
+     0x10510, 0x10508, 0x10504, 0x105b0, 0x10598, 0x1058c, 0x10586, 0x105dc,
+     0x105ce, 0x186a0, 0x18690, 0x1c34c, 0x18688, 0x1c346, 0x18684, 0x18682,
+     0x104a0, 0x18258, 0x10da0, 0x186d8, 0x1824c, 0x10d90, 0x186cc, 0x10d88,
+     0x186c6, 0x10d84, 0x10482, 0x10d82, 0x104d8, 0x1826e, 0x10dd8, 0x186ee,
+     0x10dcc, 0x104c6, 0x10dc6, 0x104ee, 0x10dee, 0x1c750, 0x1c748, 0x1c744,
+     0x1c742, 0x18650, 0x18ed0, 0x1c76c, 0x1c326, 0x18ec8, 0x1c766, 0x18ec4,
+     0x18642, 0x18ec2, 0x10450, 0x10cd0, 0x10448, 0x18226, 0x11dd0, 0x10cc8,
+     0x10444, 0x11dc8, 0x10cc4, 0x10442, 0x11dc4, 0x10cc2, 0x1046c, 0x10cec,
+     0x10466, 0x11dec, 0x10ce6, 0x11de6, 0x1e7a8, 0x1e7a4, 0x1e7a2, 0x1c728,
+     0x1cf68, 0x1e7b6, 0x1cf64, 0x1c722, 0x1cf62, 0x18628, 0x1c316, 0x18e68,
+     0x1c736, 0x19ee8, 0x18e64, 0x18622, 0x19ee4, 0x18e62, 0x19ee2, 0x10428,
+     0x18216, 0x10c68, 0x18636, 0x11ce8, 0x10c64, 0x10422, 0x13de8, 0x11ce4,
+     0x10c62, 0x13de4, 0x11ce2, 0x10436, 0x10c76, 0x11cf6, 0x13df6, 0x1f7d4,
+     0x1f7d2, 0x1e794, 0x1efb4, 0x1e792, 0x1efb2, 0x1c714, 0x1cf34, 0x1c712,
+     0x1df74, 0x1cf32, 0x1df72, 0x18614, 0x18e34, 0x18612, 0x19e74, 0x18e32,
+     0x1bef4},
+    {0x1f560, 0x1fab8, 0x1ea40, 0x1f530, 0x1fa9c, 0x1ea20, 0x1f518, 0x1fa8e,
+     0x1ea10, 0x1f50c, 0x1ea08, 0x1f506, 0x1ea04, 0x1eb60, 0x1f5b8, 0x1fade,
+     0x1d640, 0x1eb30, 0x1f59c, 0x1d620, 0x1eb18, 0x1f58e, 0x1d610, 0x1eb0c,
+     0x1d608, 0x1eb06, 0x1d604, 0x1d760, 0x1ebb8, 0x1f5de, 0x1ae40, 0x1d730,
+     0x1eb9c, 0x1ae20, 0x1d718, 0x1eb8e, 0x1ae10, 0x1d70c, 0x1ae08, 0x1d706,
+     0x1ae04, 0x1af60, 0x1d7b8, 0x1ebde, 0x15e40, 0x1af30, 0x1d79c, 0x15e20,
+     0x1af18, 0x1d78e, 0x15e10, 0x1af0c, 0x15e08, 0x1af06, 0x15f60, 0x1afb8,
+     0x1d7de, 0x15f30, 0x1af9c, 0x15f18, 0x1af8e, 0x15f0c, 0x15fb8, 0x1afde,
+     0x15f9c, 0x15f8e, 0x1e940, 0x1f4b0, 0x1fa5c, 0x1e920, 0x1f498, 0x1fa4e,
+     0x1e910, 0x1f48c, 0x1e908, 0x1f486, 0x1e904, 0x1e902, 0x1d340, 0x1e9b0,
+     0x1f4dc, 0x1d320, 0x1e998, 0x1f4ce, 0x1d310, 0x1e98c, 0x1d308, 0x1e986,
+     0x1d304, 0x1d302, 0x1a740, 0x1d3b0, 0x1e9dc, 0x1a720, 0x1d398, 0x1e9ce,
+     0x1a710, 0x1d38c, 0x1a708, 0x1d386, 0x1a704, 0x1a702, 0x14f40, 0x1a7b0,
+     0x1d3dc, 0x14f20, 0x1a798, 0x1d3ce, 0x14f10, 0x1a78c, 0x14f08, 0x1a786,
+     0x14f04, 0x14fb0, 0x1a7dc, 0x14f98, 0x1a7ce, 0x14f8c, 0x14f86, 0x14fdc,
+     0x14fce, 0x1e8a0, 0x1f458, 0x1fa2e, 0x1e890, 0x1f44c, 0x1e888, 0x1f446,
+     0x1e884, 0x1e882, 0x1d1a0, 0x1e8d8, 0x1f46e, 0x1d190, 0x1e8cc, 0x1d188,
+     0x1e8c6, 0x1d184, 0x1d182, 0x1a3a0, 0x1d1d8, 0x1e8ee, 0x1a390, 0x1d1cc,
+     0x1a388, 0x1d1c6, 0x1a384, 0x1a382, 0x147a0, 0x1a3d8, 0x1d1ee, 0x14790,
+     0x1a3cc, 0x14788, 0x1a3c6, 0x14784, 0x14782, 0x147d8, 0x1a3ee, 0x147cc,
+     0x147c6, 0x147ee, 0x1e850, 0x1f42c, 0x1e848, 0x1f426, 0x1e844, 0x1e842,
+     0x1d0d0, 0x1e86c, 0x1d0c8, 0x1e866, 0x1d0c4, 0x1d0c2, 0x1a1d0, 0x1d0ec,
+     0x1a1c8, 0x1d0e6, 0x1a1c4, 0x1a1c2, 0x143d0, 0x1a1ec, 0x143c8, 0x1a1e6,
+     0x143c4, 0x143c2, 0x143ec, 0x143e6, 0x1e828, 0x1f416, 0x1e824, 0x1e822,
+     0x1d068, 0x1e836, 0x1d064, 0x1d062, 0x1a0e8, 0x1d076, 0x1a0e4, 0x1a0e2,
+     0x141e8, 0x1a0f6, 0x141e4, 0x141e2, 0x1e814, 0x1e812, 0x1d034, 0x1d032,
+     0x1a074, 0x1a072, 0x1e540, 0x1f2b0, 0x1f95c, 0x1e520, 0x1f298, 0x1f94e,
+     0x1e510, 0x1f28c, 0x1e508, 0x1f286, 0x1e504, 0x1e502, 0x1cb40, 0x1e5b0,
+     0x1f2dc, 0x1cb20, 0x1e598, 0x1f2ce, 0x1cb10, 0x1e58c, 0x1cb08, 0x1e586,
+     0x1cb04, 0x1cb02, 0x19740, 0x1cbb0, 0x1e5dc, 0x19720, 0x1cb98, 0x1e5ce,
+     0x19710, 0x1cb8c, 0x19708, 0x1cb86, 0x19704, 0x19702, 0x12f40, 0x197b0,
+     0x1cbdc, 0x12f20, 0x19798, 0x1cbce, 0x12f10, 0x1978c, 0x12f08, 0x19786,
+     0x12f04, 0x12fb0, 0x197dc, 0x12f98, 0x197ce, 0x12f8c, 0x12f86, 0x12fdc,
+     0x12fce, 0x1f6a0, 0x1fb58, 0x16bf0, 0x1f690, 0x1fb4c, 0x169f8, 0x1f688,
+     0x1fb46, 0x168fc, 0x1f684, 0x1f682, 0x1e4a0, 0x1f258, 0x1f92e, 0x1eda0,
+     0x1e490, 0x1fb6e, 0x1ed90, 0x1f6cc, 0x1f246, 0x1ed88, 0x1e484, 0x1ed84,
+     0x1e482, 0x1ed82, 0x1c9a0, 0x1e4d8, 0x1f26e, 0x1dba0, 0x1c990, 0x1e4cc,
+     0x1db90, 0x1edcc, 0x1e4c6, 0x1db88, 0x1c984, 0x1db84, 0x1c982, 0x1db82,
+     0x193a0, 0x1c9d8, 0x1e4ee, 0x1b7a0, 0x19390, 0x1c9cc, 0x1b790, 0x1dbcc,
+     0x1c9c6, 0x1b788, 0x19384, 0x1b784, 0x19382, 0x1b782, 0x127a0, 0x193d8,
+     0x1c9ee, 0x16fa0, 0x12790, 0x193cc, 0x16f90, 0x1b7cc, 0x193c6, 0x16f88,
+     0x12784, 0x16f84, 0x12782, 0x127d8, 0x193ee, 0x16fd8, 0x127cc, 0x16fcc,
+     0x127c6, 0x16fc6, 0x127ee, 0x1f650, 0x1fb2c, 0x165f8, 0x1f648, 0x1fb26,
+     0x164fc, 0x1f644, 0x1647e, 0x1f642, 0x1e450, 0x1f22c, 0x1ecd0, 0x1e448,
+     0x1f226, 0x1ecc8, 0x1f666, 0x1ecc4, 0x1e442, 0x1ecc2, 0x1c8d0, 0x1e46c,
+     0x1d9d0, 0x1c8c8, 0x1e466, 0x1d9c8, 0x1ece6, 0x1d9c4, 0x1c8c2, 0x1d9c2,
+     0x191d0, 0x1c8ec, 0x1b3d0, 0x191c8, 0x1c8e6, 0x1b3c8, 0x1d9e6, 0x1b3c4,
+     0x191c2, 0x1b3c2, 0x123d0, 0x191ec, 0x167d0, 0x123c8, 0x191e6, 0x167c8,
+     0x1b3e6, 0x167c4, 0x123c2, 0x167c2, 0x123ec, 0x167ec, 0x123e6, 0x167e6,
+     0x1f628, 0x1fb16, 0x162fc, 0x1f624, 0x1627e, 0x1f622, 0x1e428, 0x1f216,
+     0x1ec68, 0x1f636, 0x1ec64, 0x1e422, 0x1ec62, 0x1c868, 0x1e436, 0x1d8e8,
+     0x1c864, 0x1d8e4, 0x1c862, 0x1d8e2, 0x190e8, 0x1c876, 0x1b1e8, 0x1d8f6,
+     0x1b1e4, 0x190e2, 0x1b1e2, 0x121e8, 0x190f6, 0x163e8, 0x121e4, 0x163e4,
+     0x121e2, 0x163e2, 0x121f6, 0x163f6, 0x1f614, 0x1617e, 0x1f612, 0x1e414,
+     0x1ec34, 0x1e412, 0x1ec32, 0x1c834, 0x1d874, 0x1c832, 0x1d872, 0x19074,
+     0x1b0f4, 0x19072, 0x1b0f2, 0x120f4, 0x161f4, 0x120f2, 0x161f2, 0x1f60a,
+     0x1e40a, 0x1ec1a, 0x1c81a, 0x1d83a, 0x1903a, 0x1b07a, 0x1e2a0, 0x1f158,
+     0x1f8ae, 0x1e290, 0x1f14c, 0x1e288, 0x1f146, 0x1e284, 0x1e282, 0x1c5a0,
+     0x1e2d8, 0x1f16e, 0x1c590, 0x1e2cc, 0x1c588, 0x1e2c6, 0x1c584, 0x1c582,
+     0x18ba0, 0x1c5d8, 0x1e2ee, 0x18b90, 0x1c5cc, 0x18b88, 0x1c5c6, 0x18b84,
+     0x18b82, 0x117a0, 0x18bd8, 0x1c5ee, 0x11790, 0x18bcc, 0x11788, 0x18bc6,
+     0x11784, 0x11782, 0x117d8, 0x18bee, 0x117cc, 0x117c6, 0x117ee, 0x1f350,
+     0x1f9ac, 0x135f8, 0x1f348, 0x1f9a6, 0x134fc, 0x1f344, 0x1347e, 0x1f342,
+     0x1e250, 0x1f12c, 0x1e6d0, 0x1e248, 0x1f126, 0x1e6c8, 0x1f366, 0x1e6c4,
+     0x1e242, 0x1e6c2, 0x1c4d0, 0x1e26c, 0x1cdd0, 0x1c4c8, 0x1e266, 0x1cdc8,
+     0x1e6e6, 0x1cdc4, 0x1c4c2, 0x1cdc2, 0x189d0, 0x1c4ec, 0x19bd0, 0x189c8,
+     0x1c4e6, 0x19bc8, 0x1cde6, 0x19bc4, 0x189c2, 0x19bc2, 0x113d0, 0x189ec,
+     0x137d0, 0x113c8, 0x189e6, 0x137c8, 0x19be6, 0x137c4, 0x113c2, 0x137c2,
+     0x113ec, 0x137ec, 0x113e6, 0x137e6, 0x1fba8, 0x175f0, 0x1bafc, 0x1fba4,
+     0x174f8, 0x1ba7e, 0x1fba2, 0x1747c, 0x1743e, 0x1f328, 0x1f996, 0x132fc,
+     0x1f768, 0x1fbb6, 0x176fc, 0x1327e, 0x1f764, 0x1f322, 0x1767e, 0x1f762,
+     0x1e228, 0x1f116, 0x1e668, 0x1e224, 0x1eee8, 0x1f776, 0x1e222, 0x1eee4,
+     0x1e662, 0x1eee2, 0x1c468, 0x1e236, 0x1cce8, 0x1c464, 0x1dde8, 0x1cce4,
+     0x1c462, 0x1dde4, 0x1cce2, 0x1dde2, 0x188e8, 0x1c476, 0x199e8, 0x188e4,
+     0x1bbe8, 0x199e4, 0x188e2, 0x1bbe4, 0x199e2, 0x1bbe2, 0x111e8, 0x188f6,
+     0x133e8, 0x111e4, 0x177e8, 0x133e4, 0x111e2, 0x177e4, 0x133e2, 0x177e2,
+     0x111f6, 0x133f6, 0x1fb94, 0x172f8, 0x1b97e, 0x1fb92, 0x1727c, 0x1723e,
+     0x1f314, 0x1317e, 0x1f734, 0x1f312, 0x1737e, 0x1f732, 0x1e214, 0x1e634,
+     0x1e212, 0x1ee74, 0x1e632, 0x1ee72, 0x1c434, 0x1cc74, 0x1c432, 0x1dcf4,
+     0x1cc72, 0x1dcf2, 0x18874, 0x198f4, 0x18872, 0x1b9f4, 0x198f2, 0x1b9f2,
+     0x110f4, 0x131f4, 0x110f2, 0x173f4, 0x131f2, 0x173f2, 0x1fb8a, 0x1717c,
+     0x1713e, 0x1f30a, 0x1f71a, 0x1e20a, 0x1e61a, 0x1ee3a, 0x1c41a, 0x1cc3a,
+     0x1dc7a, 0x1883a, 0x1987a, 0x1b8fa, 0x1107a, 0x130fa, 0x171fa, 0x170be,
+     0x1e150, 0x1f0ac, 0x1e148, 0x1f0a6, 0x1e144, 0x1e142, 0x1c2d0, 0x1e16c,
+     0x1c2c8, 0x1e166, 0x1c2c4, 0x1c2c2, 0x185d0, 0x1c2ec, 0x185c8, 0x1c2e6,
+     0x185c4, 0x185c2, 0x10bd0, 0x185ec, 0x10bc8, 0x185e6, 0x10bc4, 0x10bc2,
+     0x10bec, 0x10be6, 0x1f1a8, 0x1f8d6, 0x11afc, 0x1f1a4, 0x11a7e, 0x1f1a2,
+     0x1e128, 0x1f096, 0x1e368, 0x1e124, 0x1e364, 0x1e122, 0x1e362, 0x1c268,
+     0x1e136, 0x1c6e8, 0x1c264, 0x1c6e4, 0x1c262, 0x1c6e2, 0x184e8, 0x1c276,
+     0x18de8, 0x184e4, 0x18de4, 0x184e2, 0x18de2, 0x109e8, 0x184f6, 0x11be8,
+     0x109e4, 0x11be4, 0x109e2, 0x11be2, 0x109f6, 0x11bf6, 0x1f9d4, 0x13af8,
+     0x19d7e, 0x1f9d2, 0x13a7c, 0x13a3e, 0x1f194, 0x1197e, 0x1f3b4, 0x1f192,
+     0x13b7e, 0x1f3b2, 0x1e114, 0x1e334, 0x1e112, 0x1e774, 0x1e332, 0x1e772,
+     0x1c234, 0x1c674, 0x1c232, 0x1cef4, 0x1c672, 0x1cef2, 0x18474, 0x18cf4,
+     0x18472, 0x19df4, 0x18cf2, 0x19df2, 0x108f4, 0x119f4, 0x108f2, 0x13bf4,
+     0x119f2, 0x13bf2, 0x17af0, 0x1bd7c, 0x17a78, 0x1bd3e, 0x17a3c, 0x17a1e,
+     0x1f9ca, 0x1397c, 0x1fbda, 0x17b7c, 0x1393e, 0x17b3e, 0x1f18a, 0x1f39a,
+     0x1f7ba, 0x1e10a, 0x1e31a, 0x1e73a, 0x1ef7a, 0x1c21a, 0x1c63a, 0x1ce7a,
+     0x1defa, 0x1843a, 0x18c7a, 0x19cfa, 0x1bdfa, 0x1087a, 0x118fa, 0x139fa,
+     0x17978, 0x1bcbe, 0x1793c, 0x1791e, 0x138be, 0x179be, 0x178bc, 0x1789e,
+     0x1785e, 0x1e0a8, 0x1e0a4, 0x1e0a2, 0x1c168, 0x1e0b6, 0x1c164, 0x1c162,
+     0x182e8, 0x1c176, 0x182e4, 0x182e2, 0x105e8, 0x182f6, 0x105e4, 0x105e2,
+     0x105f6, 0x1f0d4, 0x10d7e, 0x1f0d2, 0x1e094, 0x1e1b4, 0x1e092, 0x1e1b2,
+     0x1c134, 0x1c374, 0x1c132, 0x1c372, 0x18274, 0x186f4, 0x18272, 0x186f2,
+     0x104f4, 0x10df4, 0x104f2, 0x10df2, 0x1f8ea, 0x11d7c, 0x11d3e, 0x1f0ca,
+     0x1f1da, 0x1e08a, 0x1e19a, 0x1e3ba, 0x1c11a, 0x1c33a, 0x1c77a, 0x1823a,
+     0x1867a, 0x18efa, 0x1047a, 0x10cfa, 0x11dfa, 0x13d78, 0x19ebe, 0x13d3c,
+     0x13d1e, 0x11cbe, 0x13dbe, 0x17d70, 0x1bebc, 0x17d38, 0x1be9e, 0x17d1c,
+     0x17d0e, 0x13cbc, 0x17dbc, 0x13c9e, 0x17d9e, 0x17cb8, 0x1be5e, 0x17c9c,
+     0x17c8e, 0x13c5e, 0x17cde, 0x17c5c, 0x17c4e, 0x17c2e, 0x1c0b4, 0x1c0b2,
+     0x18174, 0x18172, 0x102f4, 0x102f2, 0x1e0da, 0x1c09a, 0x1c1ba, 0x1813a,
+     0x1837a, 0x1027a, 0x106fa, 0x10ebe, 0x11ebc, 0x11e9e, 0x13eb8, 0x19f5e,
+     0x13e9c, 0x13e8e, 0x11e5e, 0x13ede, 0x17eb0, 0x1bf5c, 0x17e98, 0x1bf4e,
+     0x17e8c, 0x17e86, 0x13e5c, 0x17edc, 0x13e4e, 0x17ece, 0x17e58, 0x1bf2e,
+     0x17e4c, 0x17e46, 0x13e2e, 0x17e6e, 0x17e2c, 0x17e26, 0x10f5e, 0x11f5c,
+     0x11f4e, 0x13f58, 0x19fae, 0x13f4c, 0x13f46, 0x11f2e, 0x13f6e, 0x13f2c,
+     0x13f26},
+    {0x1abe0, 0x1d5f8, 0x153c0, 0x1a9f0, 0x1d4fc, 0x151e0, 0x1a8f8, 0x1d47e,
+     0x150f0, 0x1a87c, 0x15078, 0x1fad0, 0x15be0, 0x1adf8, 0x1fac8, 0x159f0,
+     0x1acfc, 0x1fac4, 0x158f8, 0x1ac7e, 0x1fac2, 0x1587c, 0x1f5d0, 0x1faec,
+     0x15df8, 0x1f5c8, 0x1fae6, 0x15cfc, 0x1f5c4, 0x15c7e, 0x1f5c2, 0x1ebd0,
+     0x1f5ec, 0x1ebc8, 0x1f5e6, 0x1ebc4, 0x1ebc2, 0x1d7d0, 0x1ebec, 0x1d7c8,
+     0x1ebe6, 0x1d7c4, 0x1d7c2, 0x1afd0, 0x1d7ec, 0x1afc8, 0x1d7e6, 0x1afc4,
+     0x14bc0, 0x1a5f0, 0x1d2fc, 0x149e0, 0x1a4f8, 0x1d27e, 0x148f0, 0x1a47c,
+     0x14878, 0x1a43e, 0x1483c, 0x1fa68, 0x14df0, 0x1a6fc, 0x1fa64, 0x14cf8,
+     0x1a67e, 0x1fa62, 0x14c7c, 0x14c3e, 0x1f4e8, 0x1fa76, 0x14efc, 0x1f4e4,
+     0x14e7e, 0x1f4e2, 0x1e9e8, 0x1f4f6, 0x1e9e4, 0x1e9e2, 0x1d3e8, 0x1e9f6,
+     0x1d3e4, 0x1d3e2, 0x1a7e8, 0x1d3f6, 0x1a7e4, 0x1a7e2, 0x145e0, 0x1a2f8,
+     0x1d17e, 0x144f0, 0x1a27c, 0x14478, 0x1a23e, 0x1443c, 0x1441e, 0x1fa34,
+     0x146f8, 0x1a37e, 0x1fa32, 0x1467c, 0x1463e, 0x1f474, 0x1477e, 0x1f472,
+     0x1e8f4, 0x1e8f2, 0x1d1f4, 0x1d1f2, 0x1a3f4, 0x1a3f2, 0x142f0, 0x1a17c,
+     0x14278, 0x1a13e, 0x1423c, 0x1421e, 0x1fa1a, 0x1437c, 0x1433e, 0x1f43a,
+     0x1e87a, 0x1d0fa, 0x14178, 0x1a0be, 0x1413c, 0x1411e, 0x141be, 0x140bc,
+     0x1409e, 0x12bc0, 0x195f0, 0x1cafc, 0x129e0, 0x194f8, 0x1ca7e, 0x128f0,
+     0x1947c, 0x12878, 0x1943e, 0x1283c, 0x1f968, 0x12df0, 0x196fc, 0x1f964,
+     0x12cf8, 0x1967e, 0x1f962, 0x12c7c, 0x12c3e, 0x1f2e8, 0x1f976, 0x12efc,
+     0x1f2e4, 0x12e7e, 0x1f2e2, 0x1e5e8, 0x1f2f6, 0x1e5e4, 0x1e5e2, 0x1cbe8,
+     0x1e5f6, 0x1cbe4, 0x1cbe2, 0x197e8, 0x1cbf6, 0x197e4, 0x197e2, 0x1b5e0,
+     0x1daf8, 0x1ed7e, 0x169c0, 0x1b4f0, 0x1da7c, 0x168e0, 0x1b478, 0x1da3e,
+     0x16870, 0x1b43c, 0x16838, 0x1b41e, 0x1681c, 0x125e0, 0x192f8, 0x1c97e,
+     0x16de0, 0x124f0, 0x1927c, 0x16cf0, 0x1b67c, 0x1923e, 0x16c78, 0x1243c,
+     0x16c3c, 0x1241e, 0x16c1e, 0x1f934, 0x126f8, 0x1937e, 0x1fb74, 0x1f932,
+     0x16ef8, 0x1267c, 0x1fb72, 0x16e7c, 0x1263e, 0x16e3e, 0x1f274, 0x1277e,
+     0x1f6f4, 0x1f272, 0x16f7e, 0x1f6f2, 0x1e4f4, 0x1edf4, 0x1e4f2, 0x1edf2,
+     0x1c9f4, 0x1dbf4, 0x1c9f2, 0x1dbf2, 0x193f4, 0x193f2, 0x165c0, 0x1b2f0,
+     0x1d97c, 0x164e0, 0x1b278, 0x1d93e, 0x16470, 0x1b23c, 0x16438, 0x1b21e,
+     0x1641c, 0x1640e, 0x122f0, 0x1917c, 0x166f0, 0x12278, 0x1913e, 0x16678,
+     0x1b33e, 0x1663c, 0x1221e, 0x1661e, 0x1f91a, 0x1237c, 0x1fb3a, 0x1677c,
+     0x1233e, 0x1673e, 0x1f23a, 0x1f67a, 0x1e47a, 0x1ecfa, 0x1c8fa, 0x1d9fa,
+     0x191fa, 0x162e0, 0x1b178, 0x1d8be, 0x16270, 0x1b13c, 0x16238, 0x1b11e,
+     0x1621c, 0x1620e, 0x12178, 0x190be, 0x16378, 0x1213c, 0x1633c, 0x1211e,
+     0x1631e, 0x121be, 0x163be, 0x16170, 0x1b0bc, 0x16138, 0x1b09e, 0x1611c,
+     0x1610e, 0x120bc, 0x161bc, 0x1209e, 0x1619e, 0x160b8, 0x1b05e, 0x1609c,
+     0x1608e, 0x1205e, 0x160de, 0x1605c, 0x1604e, 0x115e0, 0x18af8, 0x1c57e,
+     0x114f0, 0x18a7c, 0x11478, 0x18a3e, 0x1143c, 0x1141e, 0x1f8b4, 0x116f8,
+     0x18b7e, 0x1f8b2, 0x1167c, 0x1163e, 0x1f174, 0x1177e, 0x1f172, 0x1e2f4,
+     0x1e2f2, 0x1c5f4, 0x1c5f2, 0x18bf4, 0x18bf2, 0x135c0, 0x19af0, 0x1cd7c,
+     0x134e0, 0x19a78, 0x1cd3e, 0x13470, 0x19a3c, 0x13438, 0x19a1e, 0x1341c,
+     0x1340e, 0x112f0, 0x1897c, 0x136f0, 0x11278, 0x1893e, 0x13678, 0x19b3e,
+     0x1363c, 0x1121e, 0x1361e, 0x1f89a, 0x1137c, 0x1f9ba, 0x1377c, 0x1133e,
+     0x1373e, 0x1f13a, 0x1f37a, 0x1e27a, 0x1e6fa, 0x1c4fa, 0x1cdfa, 0x189fa,
+     0x1bae0, 0x1dd78, 0x1eebe, 0x174c0, 0x1ba70, 0x1dd3c, 0x17460, 0x1ba38,
+     0x1dd1e, 0x17430, 0x1ba1c, 0x17418, 0x1ba0e, 0x1740c, 0x132e0, 0x19978,
+     0x1ccbe, 0x176e0, 0x13270, 0x1993c, 0x17670, 0x1bb3c, 0x1991e, 0x17638,
+     0x1321c, 0x1761c, 0x1320e, 0x1760e, 0x11178, 0x188be, 0x13378, 0x1113c,
+     0x17778, 0x1333c, 0x1111e, 0x1773c, 0x1331e, 0x1771e, 0x111be, 0x133be,
+     0x177be, 0x172c0, 0x1b970, 0x1dcbc, 0x17260, 0x1b938, 0x1dc9e, 0x17230,
+     0x1b91c, 0x17218, 0x1b90e, 0x1720c, 0x17206, 0x13170, 0x198bc, 0x17370,
+     0x13138, 0x1989e, 0x17338, 0x1b99e, 0x1731c, 0x1310e, 0x1730e, 0x110bc,
+     0x131bc, 0x1109e, 0x173bc, 0x1319e, 0x1739e, 0x17160, 0x1b8b8, 0x1dc5e,
+     0x17130, 0x1b89c, 0x17118, 0x1b88e, 0x1710c, 0x17106, 0x130b8, 0x1985e,
+     0x171b8, 0x1309c, 0x1719c, 0x1308e, 0x1718e, 0x1105e, 0x130de, 0x171de,
+     0x170b0, 0x1b85c, 0x17098, 0x1b84e, 0x1708c, 0x17086, 0x1305c, 0x170dc,
+     0x1304e, 0x170ce, 0x17058, 0x1b82e, 0x1704c, 0x17046, 0x1302e, 0x1706e,
+     0x1702c, 0x17026, 0x10af0, 0x1857c, 0x10a78, 0x1853e, 0x10a3c, 0x10a1e,
+     0x10b7c, 0x10b3e, 0x1f0ba, 0x1e17a, 0x1c2fa, 0x185fa, 0x11ae0, 0x18d78,
+     0x1c6be, 0x11a70, 0x18d3c, 0x11a38, 0x18d1e, 0x11a1c, 0x11a0e, 0x10978,
+     0x184be, 0x11b78, 0x1093c, 0x11b3c, 0x1091e, 0x11b1e, 0x109be, 0x11bbe,
+     0x13ac0, 0x19d70, 0x1cebc, 0x13a60, 0x19d38, 0x1ce9e, 0x13a30, 0x19d1c,
+     0x13a18, 0x19d0e, 0x13a0c, 0x13a06, 0x11970, 0x18cbc, 0x13b70, 0x11938,
+     0x18c9e, 0x13b38, 0x1191c, 0x13b1c, 0x1190e, 0x13b0e, 0x108bc, 0x119bc,
+     0x1089e, 0x13bbc, 0x1199e, 0x13b9e, 0x1bd60, 0x1deb8, 0x1ef5e, 0x17a40,
+     0x1bd30, 0x1de9c, 0x17a20, 0x1bd18, 0x1de8e, 0x17a10, 0x1bd0c, 0x17a08,
+     0x1bd06, 0x17a04, 0x13960, 0x19cb8, 0x1ce5e, 0x17b60, 0x13930, 0x19c9c,
+     0x17b30, 0x1bd9c, 0x19c8e, 0x17b18, 0x1390c, 0x17b0c, 0x13906, 0x17b06,
+     0x118b8, 0x18c5e, 0x139b8, 0x1189c, 0x17bb8, 0x1399c, 0x1188e, 0x17b9c,
+     0x1398e, 0x17b8e, 0x1085e, 0x118de, 0x139de, 0x17bde, 0x17940, 0x1bcb0,
+     0x1de5c, 0x17920, 0x1bc98, 0x1de4e, 0x17910, 0x1bc8c, 0x17908, 0x1bc86,
+     0x17904, 0x17902, 0x138b0, 0x19c5c, 0x179b0, 0x13898, 0x19c4e, 0x17998,
+     0x1bcce, 0x1798c, 0x13886, 0x17986, 0x1185c, 0x138dc, 0x1184e, 0x179dc,
+     0x138ce, 0x179ce, 0x178a0, 0x1bc58, 0x1de2e, 0x17890, 0x1bc4c, 0x17888,
+     0x1bc46, 0x17884, 0x17882, 0x13858, 0x19c2e, 0x178d8, 0x1384c, 0x178cc,
+     0x13846, 0x178c6, 0x1182e, 0x1386e, 0x178ee, 0x17850, 0x1bc2c, 0x17848,
+     0x1bc26, 0x17844, 0x17842, 0x1382c, 0x1786c, 0x13826, 0x17866, 0x17828,
+     0x1bc16, 0x17824, 0x17822, 0x13816, 0x17836, 0x10578, 0x182be, 0x1053c,
+     0x1051e, 0x105be, 0x10d70, 0x186bc, 0x10d38, 0x1869e, 0x10d1c, 0x10d0e,
+     0x104bc, 0x10dbc, 0x1049e, 0x10d9e, 0x11d60, 0x18eb8, 0x1c75e, 0x11d30,
+     0x18e9c, 0x11d18, 0x18e8e, 0x11d0c, 0x11d06, 0x10cb8, 0x1865e, 0x11db8,
+     0x10c9c, 0x11d9c, 0x10c8e, 0x11d8e, 0x1045e, 0x10cde, 0x11dde, 0x13d40,
+     0x19eb0, 0x1cf5c, 0x13d20, 0x19e98, 0x1cf4e, 0x13d10, 0x19e8c, 0x13d08,
+     0x19e86, 0x13d04, 0x13d02, 0x11cb0, 0x18e5c, 0x13db0, 0x11c98, 0x18e4e,
+     0x13d98, 0x19ece, 0x13d8c, 0x11c86, 0x13d86, 0x10c5c, 0x11cdc, 0x10c4e,
+     0x13ddc, 0x11cce, 0x13dce, 0x1bea0, 0x1df58, 0x1efae, 0x1be90, 0x1df4c,
+     0x1be88, 0x1df46, 0x1be84, 0x1be82, 0x13ca0, 0x19e58, 0x1cf2e, 0x17da0,
+     0x13c90, 0x19e4c, 0x17d90, 0x1becc, 0x19e46, 0x17d88, 0x13c84, 0x17d84,
+     0x13c82, 0x17d82, 0x11c58, 0x18e2e, 0x13cd8, 0x11c4c, 0x17dd8, 0x13ccc,
+     0x11c46, 0x17dcc, 0x13cc6, 0x17dc6, 0x10c2e, 0x11c6e, 0x13cee, 0x17dee,
+     0x1be50, 0x1df2c, 0x1be48, 0x1df26, 0x1be44, 0x1be42, 0x13c50, 0x19e2c,
+     0x17cd0, 0x13c48, 0x19e26, 0x17cc8, 0x1be66, 0x17cc4, 0x13c42, 0x17cc2,
+     0x11c2c, 0x13c6c, 0x11c26, 0x17cec, 0x13c66, 0x17ce6, 0x1be28, 0x1df16,
+     0x1be24, 0x1be22, 0x13c28, 0x19e16, 0x17c68, 0x13c24, 0x17c64, 0x13c22,
+     0x17c62, 0x11c16, 0x13c36, 0x17c76, 0x1be14, 0x1be12, 0x13c14, 0x17c34,
+     0x13c12, 0x17c32, 0x102bc, 0x1029e, 0x106b8, 0x1835e, 0x1069c, 0x1068e,
+     0x1025e, 0x106de, 0x10eb0, 0x1875c, 0x10e98, 0x1874e, 0x10e8c, 0x10e86,
+     0x1065c, 0x10edc, 0x1064e, 0x10ece, 0x11ea0, 0x18f58, 0x1c7ae, 0x11e90,
+     0x18f4c, 0x11e88, 0x18f46, 0x11e84, 0x11e82, 0x10e58, 0x1872e, 0x11ed8,
+     0x18f6e, 0x11ecc, 0x10e46, 0x11ec6, 0x1062e, 0x10e6e, 0x11eee, 0x19f50,
+     0x1cfac, 0x19f48, 0x1cfa6, 0x19f44, 0x19f42, 0x11e50, 0x18f2c, 0x13ed0,
+     0x19f6c, 0x18f26, 0x13ec8, 0x11e44, 0x13ec4, 0x11e42, 0x13ec2, 0x10e2c,
+     0x11e6c, 0x10e26, 0x13eec, 0x11e66, 0x13ee6, 0x1dfa8, 0x1efd6, 0x1dfa4,
+     0x1dfa2, 0x19f28, 0x1cf96, 0x1bf68, 0x19f24, 0x1bf64, 0x19f22, 0x1bf62,
+     0x11e28, 0x18f16, 0x13e68, 0x11e24, 0x17ee8, 0x13e64, 0x11e22, 0x17ee4,
+     0x13e62, 0x17ee2, 0x10e16, 0x11e36, 0x13e76, 0x17ef6, 0x1df94, 0x1df92,
+     0x19f14, 0x1bf34, 0x19f12, 0x1bf32, 0x11e14, 0x13e34, 0x11e12, 0x17e74,
+     0x13e32, 0x17e72, 0x1df8a, 0x19f0a, 0x1bf1a, 0x11e0a, 0x13e1a, 0x17e3a,
+     0x1035c, 0x1034e, 0x10758, 0x183ae, 0x1074c, 0x10746, 0x1032e, 0x1076e,
+     0x10f50, 0x187ac, 0x10f48, 0x187a6, 0x10f44, 0x10f42, 0x1072c, 0x10f6c,
+     0x10726, 0x10f66, 0x18fa8, 0x1c7d6, 0x18fa4, 0x18fa2, 0x10f28, 0x18796,
+     0x11f68, 0x18fb6, 0x11f64, 0x10f22, 0x11f62, 0x10716, 0x10f36, 0x11f76,
+     0x1cfd4, 0x1cfd2, 0x18f94, 0x19fb4, 0x18f92, 0x19fb2, 0x10f14, 0x11f34,
+     0x10f12, 0x13f74, 0x11f32, 0x13f72, 0x1cfca, 0x18f8a, 0x19f9a, 0x10f0a,
+     0x11f1a, 0x13f3a, 0x103ac, 0x103a6, 0x107a8, 0x183d6, 0x107a4, 0x107a2,
+     0x10396, 0x107b6, 0x187d4, 0x187d2, 0x10794, 0x10fb4, 0x10792, 0x10fb2,
+     0x1c7ea}};
+FX_FLOAT CBC_PDF417::PREFERRED_RATIO = 3.0f;
+FX_FLOAT CBC_PDF417::DEFAULT_MODULE_WIDTH = 0.357f;
+FX_FLOAT CBC_PDF417::HEIGHT = 2.0f;
+CBC_PDF417::CBC_PDF417() {
+  m_compact = FALSE;
+  m_compaction = AUTO;
+  m_minCols = 1;
+  m_maxCols = 30;
+  m_maxRows = 90;
+  m_minRows = 3;
+  m_barcodeMatrix = NULL;
+}
+CBC_PDF417::CBC_PDF417(FX_BOOL compact) {
+  m_compact = compact;
+  m_compaction = AUTO;
+  m_minCols = 1;
+  m_maxCols = 30;
+  m_maxRows = 90;
+  m_minRows = 3;
+  m_barcodeMatrix = NULL;
+}
+CBC_PDF417::~CBC_PDF417() {
+  if (m_barcodeMatrix) {
+    delete m_barcodeMatrix;
+  }
+}
+CBC_BarcodeMatrix* CBC_PDF417::getBarcodeMatrix() {
+  return m_barcodeMatrix;
+}
+void CBC_PDF417::generateBarcodeLogic(CFX_WideString msg,
+                                      int32_t errorCorrectionLevel,
+                                      int32_t& e) {
+  int32_t errorCorrectionCodeWords =
+      CBC_PDF417ErrorCorrection::getErrorCorrectionCodewordCount(
+          errorCorrectionLevel, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CFX_WideString highLevel =
+      CBC_PDF417HighLevelEncoder::encodeHighLevel(msg, m_compaction, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t sourceCodeWords = highLevel.GetLength();
+  CFX_Int32Array* dimension =
+      determineDimensions(sourceCodeWords, errorCorrectionCodeWords, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t cols = dimension->GetAt(0);
+  int32_t rows = dimension->GetAt(1);
+  delete dimension;
+  int32_t pad = getNumberOfPadCodewords(sourceCodeWords,
+                                        errorCorrectionCodeWords, cols, rows);
+  if (sourceCodeWords + errorCorrectionCodeWords + 1 > 929) {
+    e = BCExceptionEncodedMessageContainsTooManyCodeWords;
+    return;
+  }
+  int32_t n = sourceCodeWords + pad + 1;
+  CFX_WideString sb;
+  sb += (FX_WCHAR)n;
+  sb += highLevel;
+  for (int32_t i = 0; i < pad; i++) {
+    sb += (FX_WCHAR)900;
+  }
+  CFX_WideString dataCodewords(sb);
+  CFX_WideString ec = CBC_PDF417ErrorCorrection::generateErrorCorrection(
+      dataCodewords, errorCorrectionLevel, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CFX_WideString fullCodewords = dataCodewords + ec;
+  m_barcodeMatrix = new CBC_BarcodeMatrix(rows, cols);
+  encodeLowLevel(fullCodewords, cols, rows, errorCorrectionLevel,
+                 m_barcodeMatrix);
+}
+void CBC_PDF417::setDimensions(int32_t maxCols,
+                               int32_t minCols,
+                               int32_t maxRows,
+                               int32_t minRows) {
+  m_maxCols = maxCols;
+  m_minCols = minCols;
+  m_maxRows = maxRows;
+  m_minRows = minRows;
+}
+void CBC_PDF417::setCompaction(Compaction compaction) {
+  m_compaction = compaction;
+}
+void CBC_PDF417::setCompact(FX_BOOL compact) {
+  m_compact = compact;
+}
+int32_t CBC_PDF417::calculateNumberOfRows(int32_t m, int32_t k, int32_t c) {
+  int32_t r = ((m + 1 + k) / c) + 1;
+  if (c * r >= (m + 1 + k + c)) {
+    r--;
+  }
+  return r;
+}
+int32_t CBC_PDF417::getNumberOfPadCodewords(int32_t m,
+                                            int32_t k,
+                                            int32_t c,
+                                            int32_t r) {
+  int32_t n = c * r - k;
+  return n > m + 1 ? n - m - 1 : 0;
+}
+void CBC_PDF417::encodeChar(int32_t pattern,
+                            int32_t len,
+                            CBC_BarcodeRow* logic) {
+  int32_t map = 1 << (len - 1);
+  FX_BOOL last = ((pattern & map) != 0);
+  int32_t width = 0;
+  for (int32_t i = 0; i < len; i++) {
+    FX_BOOL black = ((pattern & map) != 0);
+    if (last == black) {
+      width++;
+    } else {
+      logic->addBar(last, width);
+      last = black;
+      width = 1;
+    }
+    map >>= 1;
+  }
+  logic->addBar(last, width);
+}
+void CBC_PDF417::encodeLowLevel(CFX_WideString fullCodewords,
+                                int32_t c,
+                                int32_t r,
+                                int32_t errorCorrectionLevel,
+                                CBC_BarcodeMatrix* logic) {
+  int32_t idx = 0;
+  for (int32_t y = 0; y < r; y++) {
+    int32_t cluster = y % 3;
+    logic->startRow();
+    encodeChar(START_PATTERN, 17, logic->getCurrentRow());
+    int32_t left;
+    int32_t right;
+    if (cluster == 0) {
+      left = (30 * (y / 3)) + ((r - 1) / 3);
+      right = (30 * (y / 3)) + (c - 1);
+    } else if (cluster == 1) {
+      left = (30 * (y / 3)) + (errorCorrectionLevel * 3) + ((r - 1) % 3);
+      right = (30 * (y / 3)) + ((r - 1) / 3);
+    } else {
+      left = (30 * (y / 3)) + (c - 1);
+      right = (30 * (y / 3)) + (errorCorrectionLevel * 3) + ((r - 1) % 3);
+    }
+    int32_t pattern = CODEWORD_TABLE[cluster][left];
+    encodeChar(pattern, 17, logic->getCurrentRow());
+    for (int32_t x = 0; x < c; x++) {
+      pattern = CODEWORD_TABLE[cluster][fullCodewords.GetAt(idx)];
+      encodeChar(pattern, 17, logic->getCurrentRow());
+      idx++;
+    }
+    if (m_compact) {
+      encodeChar(STOP_PATTERN, 1, logic->getCurrentRow());
+    } else {
+      pattern = CODEWORD_TABLE[cluster][right];
+      encodeChar(pattern, 17, logic->getCurrentRow());
+      encodeChar(STOP_PATTERN, 18, logic->getCurrentRow());
+    }
+  }
+}
+CFX_Int32Array* CBC_PDF417::determineDimensions(
+    int32_t sourceCodeWords,
+    int32_t errorCorrectionCodeWords,
+    int32_t& e) {
+  FX_FLOAT ratio = 0.0f;
+  CFX_Int32Array* dimension = NULL;
+  for (int32_t cols = m_minCols; cols <= m_maxCols; cols++) {
+    int32_t rows =
+        calculateNumberOfRows(sourceCodeWords, errorCorrectionCodeWords, cols);
+    if (rows < m_minRows) {
+      break;
+    }
+    if (rows > m_maxRows) {
+      continue;
+    }
+    FX_FLOAT newRatio =
+        ((17 * cols + 69) * DEFAULT_MODULE_WIDTH) / (rows * HEIGHT);
+    if (dimension &&
+        fabsf(newRatio - PREFERRED_RATIO) > fabsf(ratio - PREFERRED_RATIO)) {
+      continue;
+    }
+    ratio = newRatio;
+    if (dimension) {
+      delete dimension;
+    }
+    dimension = new CFX_Int32Array;
+    dimension->Add(cols);
+    dimension->Add(rows);
+  }
+  if (dimension == NULL) {
+    int32_t rows = calculateNumberOfRows(sourceCodeWords,
+                                         errorCorrectionCodeWords, m_minCols);
+    if (rows < m_minRows) {
+      dimension = new CFX_Int32Array;
+      dimension->Add(m_minCols);
+      dimension->Add(m_minRows);
+    } else if (rows >= 3 && rows <= 90) {
+      dimension = new CFX_Int32Array;
+      dimension->Add(m_minCols);
+      dimension->Add(rows);
+    }
+  }
+  if (dimension == NULL) {
+    e = BCExceptionUnableToFitMessageInColumns;
+    return NULL;
+  }
+  return dimension;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417.h b/xfa/fxbarcode/pdf417/BC_PDF417.h
new file mode 100644
index 0000000..fe279db
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417.h
@@ -0,0 +1,64 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+
+class CBC_BarcodeRow;
+class CBC_BarcodeMatrix;
+
+class CBC_PDF417 {
+ public:
+  CBC_PDF417();
+  CBC_PDF417(FX_BOOL compact);
+  virtual ~CBC_PDF417();
+  CBC_BarcodeMatrix* getBarcodeMatrix();
+  void generateBarcodeLogic(CFX_WideString msg,
+                            int32_t errorCorrectionLevel,
+                            int32_t& e);
+  void setDimensions(int32_t maxCols,
+                     int32_t minCols,
+                     int32_t maxRows,
+                     int32_t minRows);
+  void setCompaction(Compaction compaction);
+  void setCompact(FX_BOOL compact);
+
+ private:
+  static int32_t START_PATTERN;
+  static int32_t STOP_PATTERN;
+  static int32_t CODEWORD_TABLE[][1000];
+  static FX_FLOAT PREFERRED_RATIO;
+  static FX_FLOAT DEFAULT_MODULE_WIDTH;
+  static FX_FLOAT HEIGHT;
+  CBC_BarcodeMatrix* m_barcodeMatrix;
+  FX_BOOL m_compact;
+  Compaction m_compaction;
+  int32_t m_minCols;
+  int32_t m_maxCols;
+  int32_t m_maxRows;
+  int32_t m_minRows;
+
+ private:
+  static int32_t calculateNumberOfRows(int32_t m, int32_t k, int32_t c);
+  static int32_t getNumberOfPadCodewords(int32_t m,
+                                         int32_t k,
+                                         int32_t c,
+                                         int32_t r);
+  static void encodeChar(int32_t pattern, int32_t len, CBC_BarcodeRow* logic);
+  void encodeLowLevel(CFX_WideString fullCodewords,
+                      int32_t c,
+                      int32_t r,
+                      int32_t errorCorrectionLevel,
+                      CBC_BarcodeMatrix* logic);
+  CFX_Int32Array* determineDimensions(int32_t sourceCodeWords,
+                                      int32_t errorCorrectionCodeWords,
+                                      int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.cpp b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.cpp
new file mode 100644
index 0000000..47255fa
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.cpp
@@ -0,0 +1,90 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
+
+CBC_BarcodeMatrix::CBC_BarcodeMatrix(int32_t height, int32_t width) {
+  m_matrix.SetSize(height + 2);
+  for (int32_t i = 0, matrixLength = m_matrix.GetSize(); i < matrixLength;
+       i++) {
+    m_matrix[i] = new CBC_BarcodeRow((width + 4) * 17 + 1);
+  }
+  m_width = width * 17;
+  m_height = height + 2;
+  m_currentRow = 0;
+  m_outHeight = 0;
+  m_outWidth = 0;
+}
+CBC_BarcodeMatrix::~CBC_BarcodeMatrix() {
+  for (int32_t i = 0; i < m_matrix.GetSize(); i++) {
+    delete (CBC_BarcodeRow*)m_matrix.GetAt(i);
+  }
+  m_matrix.RemoveAll();
+  m_matrixOut.RemoveAll();
+}
+void CBC_BarcodeMatrix::set(int32_t x, int32_t y, uint8_t value) {
+  ((CBC_BarcodeRow*)m_matrix[y])->set(x, value);
+}
+void CBC_BarcodeMatrix::setMatrix(int32_t x, int32_t y, FX_BOOL black) {
+  set(x, y, (uint8_t)(black ? 1 : 0));
+}
+void CBC_BarcodeMatrix::startRow() {
+  ++m_currentRow;
+}
+CBC_BarcodeRow* CBC_BarcodeMatrix::getCurrentRow() {
+  return (CBC_BarcodeRow*)m_matrix[m_currentRow];
+}
+int32_t CBC_BarcodeMatrix::getWidth() {
+  return m_outWidth;
+}
+int32_t CBC_BarcodeMatrix::getHeight() {
+  return m_outHeight;
+}
+CFX_ByteArray& CBC_BarcodeMatrix::getMatrix() {
+  return getScaledMatrix(1, 1);
+}
+CFX_ByteArray& CBC_BarcodeMatrix::getScaledMatrix(int32_t scale) {
+  return getScaledMatrix(scale, scale);
+}
+CFX_ByteArray& CBC_BarcodeMatrix::getScaledMatrix(int32_t xScale,
+                                                  int32_t yScale) {
+  int32_t yMax = m_height * yScale;
+  CFX_ByteArray bytearray;
+  bytearray.Copy(((CBC_BarcodeRow*)m_matrix[0])->getScaledRow(xScale));
+  int32_t xMax = bytearray.GetSize();
+  m_matrixOut.SetSize(xMax * yMax);
+  m_outWidth = xMax;
+  m_outHeight = yMax;
+  int32_t k = 0;
+  for (int32_t i = 0; i < yMax; i++) {
+    if (i != 0) {
+      bytearray.Copy(
+          ((CBC_BarcodeRow*)m_matrix[i / yScale])->getScaledRow(xScale));
+    }
+    k = i * xMax;
+    for (int32_t l = 0; l < xMax; l++) {
+      m_matrixOut[k + l] = bytearray.GetAt(l);
+    }
+  }
+  return m_matrixOut;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h
new file mode 100644
index 0000000..21ee44b
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h
@@ -0,0 +1,38 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417BARCODEMATRIX_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417BARCODEMATRIX_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_BarcodeRow;
+class CBC_BarcodeMatrix {
+ public:
+  CBC_BarcodeMatrix();
+  CBC_BarcodeMatrix(int32_t height, int32_t width);
+  virtual ~CBC_BarcodeMatrix();
+  void set(int32_t x, int32_t y, uint8_t value);
+  void setMatrix(int32_t x, int32_t y, FX_BOOL black);
+  void startRow();
+  CBC_BarcodeRow* getCurrentRow();
+  CFX_ByteArray& getMatrix();
+  CFX_ByteArray& getScaledMatrix(int32_t scale);
+  CFX_ByteArray& getScaledMatrix(int32_t xScale, int32_t yScale);
+  int32_t getWidth();
+  int32_t getHeight();
+
+ private:
+  CFX_PtrArray m_matrix;
+  CFX_ByteArray m_matrixOut;
+  int32_t m_currentRow;
+  int32_t m_height;
+  int32_t m_width;
+  int32_t m_outWidth;
+  int32_t m_outHeight;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417BARCODEMATRIX_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.cpp b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.cpp
new file mode 100644
index 0000000..ac59c6e
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.cpp
@@ -0,0 +1,50 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
+
+CBC_BarcodeMetadata::CBC_BarcodeMetadata(int32_t columnCount,
+                                         int32_t rowCountUpperPart,
+                                         int32_t rowCountLowerPart,
+                                         int32_t errorCorrectionLevel) {
+  m_columnCount = columnCount;
+  m_rowCountUpperPart = rowCountUpperPart;
+  m_rowCountLowerPart = rowCountLowerPart;
+  m_errorCorrectionLevel = errorCorrectionLevel;
+  m_rowCount = m_rowCountUpperPart + m_rowCountLowerPart;
+}
+CBC_BarcodeMetadata::~CBC_BarcodeMetadata() {}
+int32_t CBC_BarcodeMetadata::getColumnCount() {
+  return m_columnCount;
+}
+int32_t CBC_BarcodeMetadata::getErrorCorrectionLevel() {
+  return m_errorCorrectionLevel;
+}
+int32_t CBC_BarcodeMetadata::getRowCount() {
+  return m_rowCount;
+}
+int32_t CBC_BarcodeMetadata::getRowCountUpperPart() {
+  return m_rowCountUpperPart;
+}
+int32_t CBC_BarcodeMetadata::getRowCountLowerPart() {
+  return m_rowCountLowerPart;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h
new file mode 100644
index 0000000..2b398f1
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h
@@ -0,0 +1,33 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417BARCODEMETADATA_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417BARCODEMETADATA_H_
+
+#include <stdint.h>
+
+class CBC_BarcodeMetadata {
+ public:
+  CBC_BarcodeMetadata(int32_t columnCount,
+                      int32_t rowCountUpperPart,
+                      int32_t rowCountLowerPart,
+                      int32_t errorCorrectionLevel);
+  virtual ~CBC_BarcodeMetadata();
+  int32_t getColumnCount();
+  int32_t getErrorCorrectionLevel();
+  int32_t getRowCount();
+  int32_t getRowCountUpperPart();
+  int32_t getRowCountLowerPart();
+
+ private:
+  int32_t m_columnCount;
+  int32_t m_errorCorrectionLevel;
+  int32_t m_rowCountUpperPart;
+  int32_t m_rowCountLowerPart;
+  int32_t m_rowCount;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417BARCODEMETADATA_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.cpp b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.cpp
new file mode 100644
index 0000000..6f88b33
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.cpp
@@ -0,0 +1,53 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
+
+CBC_BarcodeRow::CBC_BarcodeRow(int32_t width) {
+  m_row.SetSize(width);
+  m_currentLocation = 0;
+}
+CBC_BarcodeRow::~CBC_BarcodeRow() {
+  m_output.RemoveAll();
+  m_row.RemoveAll();
+}
+void CBC_BarcodeRow::set(int32_t x, uint8_t value) {
+  m_row.SetAt(x, value);
+}
+void CBC_BarcodeRow::set(int32_t x, FX_BOOL black) {
+  m_row.SetAt(x, (uint8_t)(black ? 1 : 0));
+}
+void CBC_BarcodeRow::addBar(FX_BOOL black, int32_t width) {
+  for (int32_t ii = 0; ii < width; ii++) {
+    set(m_currentLocation++, black);
+  }
+}
+CFX_ByteArray& CBC_BarcodeRow::getRow() {
+  return m_row;
+}
+CFX_ByteArray& CBC_BarcodeRow::getScaledRow(int32_t scale) {
+  m_output.SetSize(m_row.GetSize() * scale);
+  for (int32_t i = 0; i < m_output.GetSize(); i++) {
+    m_output[i] = (m_row[i / scale]);
+  }
+  return m_output;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.h b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.h
new file mode 100644
index 0000000..007876a
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417BARCODEROW_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417BARCODEROW_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_BarcodeRow {
+ public:
+  CBC_BarcodeRow(int32_t width);
+  virtual ~CBC_BarcodeRow();
+  void set(int32_t x, uint8_t value);
+  void set(int32_t x, FX_BOOL black);
+  void addBar(FX_BOOL black, int32_t width);
+  CFX_ByteArray& getRow();
+  CFX_ByteArray& getScaledRow(int32_t scale);
+
+ private:
+  CFX_ByteArray m_row;
+  CFX_ByteArray m_output;
+  int32_t m_currentLocation;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417BARCODEROW_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.cpp b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.cpp
new file mode 100644
index 0000000..eb89546
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.cpp
@@ -0,0 +1,61 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+
+CBC_BarcodeValue::CBC_BarcodeValue() {}
+CBC_BarcodeValue::~CBC_BarcodeValue() {}
+void CBC_BarcodeValue::setValue(int32_t value) {
+  int32_t confidence = 0;
+  for (int32_t i = 0; i < m_keys.GetSize(); i++) {
+    if (m_keys.GetAt(i) == value) {
+      confidence = m_values.GetAt(i);
+      m_values.SetAt(i, confidence + 1);
+      return;
+    }
+  }
+  confidence = 1;
+  m_keys.Add(value);
+  m_values.Add(confidence);
+}
+CFX_Int32Array* CBC_BarcodeValue::getValue() {
+  int32_t maxConfidence = -1;
+  CFX_Int32Array* result = new CFX_Int32Array;
+  for (int32_t i = 0; i < m_keys.GetSize(); i++) {
+    if (m_values.GetAt(i) > maxConfidence) {
+      maxConfidence = m_values.GetAt(i);
+      result->RemoveAll();
+      result->Add(m_keys.GetAt(i));
+    } else if (m_values.GetAt(i) == maxConfidence) {
+      result->Add(m_keys.GetAt(i));
+    }
+  }
+  return result;
+}
+int32_t CBC_BarcodeValue::getConfidence(int32_t value) {
+  for (int32_t i = 0; i < m_keys.GetSize(); i++)
+    if (m_keys.GetAt(i) == value) {
+      return m_values.GetAt(i);
+    }
+  return -1;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h
new file mode 100644
index 0000000..e99fb84
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h
@@ -0,0 +1,25 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417BARCODEVALUE_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417BARCODEVALUE_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_BarcodeValue {
+ public:
+  CBC_BarcodeValue();
+  virtual ~CBC_BarcodeValue();
+  void setValue(int32_t value);
+  CFX_Int32Array* getValue();
+  int32_t getConfidence(int32_t value);
+
+ private:
+  CFX_Int32Array m_keys;
+  CFX_Int32Array m_values;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417BARCODEVALUE_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp b/xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp
new file mode 100644
index 0000000..c8328ab
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp
@@ -0,0 +1,207 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_BoundingBox::CBC_BoundingBox(CBC_CommonBitMatrix* image,
+                                 CBC_ResultPoint* topLeft,
+                                 CBC_ResultPoint* bottomLeft,
+                                 CBC_ResultPoint* topRight,
+                                 CBC_ResultPoint* bottomRight,
+                                 int32_t& e) {
+  if ((topLeft == NULL && topRight == NULL) ||
+      (bottomLeft == NULL && bottomRight == NULL) ||
+      (topLeft && bottomLeft == NULL) || (topRight && bottomRight == NULL)) {
+    e = BCExceptionNotFoundInstance;
+  }
+  init(image, topLeft, bottomLeft, topRight, bottomRight);
+}
+CBC_BoundingBox::CBC_BoundingBox(CBC_BoundingBox* boundingBox) {
+  init(boundingBox->m_image, boundingBox->m_topLeft, boundingBox->m_bottomLeft,
+       boundingBox->m_topRight, boundingBox->m_bottomRight);
+}
+CBC_BoundingBox::~CBC_BoundingBox() {
+  if (m_topLeft) {
+    delete m_topLeft;
+  }
+  if (m_bottomLeft) {
+    delete m_bottomLeft;
+  }
+  if (m_topRight) {
+    delete m_topRight;
+  }
+  if (m_bottomRight) {
+    delete m_bottomRight;
+  }
+}
+CBC_BoundingBox* CBC_BoundingBox::merge(CBC_BoundingBox* leftBox,
+                                        CBC_BoundingBox* rightBox,
+                                        int32_t& e) {
+  CBC_BoundingBox* boundingBox = NULL;
+  if (leftBox == NULL) {
+    boundingBox = new CBC_BoundingBox(rightBox);
+    return boundingBox;
+  }
+  if (rightBox == NULL) {
+    boundingBox = new CBC_BoundingBox(leftBox);
+    return boundingBox;
+  }
+  boundingBox = new CBC_BoundingBox(leftBox->m_image, leftBox->m_topLeft,
+                                    leftBox->m_bottomLeft, rightBox->m_topRight,
+                                    rightBox->m_bottomRight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return boundingBox;
+}
+CBC_BoundingBox* CBC_BoundingBox::addMissingRows(int32_t missingStartRows,
+                                                 int32_t missingEndRows,
+                                                 FX_BOOL isLeft,
+                                                 int32_t& e) {
+  CBC_ResultPoint* newTopLeft = m_topLeft;
+  CBC_ResultPoint* newBottomLeft = m_bottomLeft;
+  CBC_ResultPoint* newTopRight = m_topRight;
+  CBC_ResultPoint* newBottomRight = m_bottomRight;
+  CBC_ResultPoint* newTop = NULL;
+  CBC_ResultPoint* newBottom = NULL;
+  if (missingStartRows > 0) {
+    CBC_ResultPoint* top = isLeft ? m_topLeft : m_topRight;
+    int32_t newMinY = (int32_t)top->GetY() - missingStartRows;
+    if (newMinY < 0) {
+      newMinY = 0;
+    }
+    newTop = new CBC_ResultPoint((FX_FLOAT)top->GetX(), (FX_FLOAT)newMinY);
+    if (isLeft) {
+      newTopLeft = newTop;
+    } else {
+      newTopRight = newTop;
+    }
+  }
+  if (missingEndRows > 0) {
+    CBC_ResultPoint* bottom = isLeft ? m_bottomLeft : m_bottomRight;
+    int32_t newMaxY = (int32_t)bottom->GetY() + missingEndRows;
+    if (newMaxY >= m_image->GetHeight()) {
+      newMaxY = m_image->GetHeight() - 1;
+    }
+    newBottom =
+        new CBC_ResultPoint((FX_FLOAT)bottom->GetX(), (FX_FLOAT)newMaxY);
+    if (isLeft) {
+      newBottomLeft = newBottom;
+    } else {
+      newBottomRight = newBottom;
+    }
+  }
+  calculateMinMaxValues();
+  CBC_BoundingBox* boundingBox = new CBC_BoundingBox(
+      m_image, newTopLeft, newBottomLeft, newTopRight, newBottomRight, e);
+  delete newTop;
+  delete newBottom;
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return boundingBox;
+}
+void CBC_BoundingBox::setTopRight(CBC_ResultPoint topRight) {
+  if (m_topRight) {
+    delete m_topRight;
+  }
+  m_topRight = new CBC_ResultPoint(topRight.GetX(), topRight.GetY());
+  calculateMinMaxValues();
+}
+void CBC_BoundingBox::setBottomRight(CBC_ResultPoint bottomRight) {
+  if (m_bottomRight) {
+    delete m_bottomRight;
+  }
+  m_bottomRight = new CBC_ResultPoint(bottomRight.GetX(), bottomRight.GetY());
+  calculateMinMaxValues();
+}
+int32_t CBC_BoundingBox::getMinX() {
+  return m_minX;
+}
+int32_t CBC_BoundingBox::getMaxX() {
+  return m_maxX;
+}
+int32_t CBC_BoundingBox::getMinY() {
+  return m_minY;
+}
+int32_t CBC_BoundingBox::getMaxY() {
+  return m_maxY;
+}
+CBC_ResultPoint* CBC_BoundingBox::getTopLeft() {
+  return m_topLeft;
+}
+CBC_ResultPoint* CBC_BoundingBox::getTopRight() {
+  return m_topRight;
+}
+CBC_ResultPoint* CBC_BoundingBox::getBottomLeft() {
+  return m_bottomLeft;
+}
+CBC_ResultPoint* CBC_BoundingBox::getBottomRight() {
+  return m_bottomRight;
+}
+void CBC_BoundingBox::init(CBC_CommonBitMatrix* image,
+                           CBC_ResultPoint* topLeft,
+                           CBC_ResultPoint* bottomLeft,
+                           CBC_ResultPoint* topRight,
+                           CBC_ResultPoint* bottomRight) {
+  m_topLeft = NULL;
+  m_bottomLeft = NULL;
+  m_topRight = NULL;
+  m_bottomRight = NULL;
+  m_image = image;
+  if (topLeft) {
+    m_topLeft = new CBC_ResultPoint(topLeft->GetX(), topLeft->GetY());
+  }
+  if (bottomLeft) {
+    m_bottomLeft = new CBC_ResultPoint(bottomLeft->GetX(), bottomLeft->GetY());
+  }
+  if (topRight) {
+    m_topRight = new CBC_ResultPoint(topRight->GetX(), topRight->GetY());
+  }
+  if (bottomRight) {
+    m_bottomRight =
+        new CBC_ResultPoint(bottomRight->GetX(), bottomRight->GetY());
+  }
+  calculateMinMaxValues();
+}
+void CBC_BoundingBox::calculateMinMaxValues() {
+  if (m_topLeft == NULL) {
+    m_topLeft = new CBC_ResultPoint(0, m_topRight->GetY());
+    m_bottomLeft = new CBC_ResultPoint(0, m_bottomRight->GetY());
+  } else if (m_topRight == NULL) {
+    m_topRight = new CBC_ResultPoint((FX_FLOAT)m_image->GetWidth() - 1,
+                                     (FX_FLOAT)m_topLeft->GetY());
+    m_bottomRight = new CBC_ResultPoint((FX_FLOAT)m_image->GetWidth() - 1,
+                                        (FX_FLOAT)m_bottomLeft->GetY());
+  }
+  m_minX = (int32_t)(m_topLeft->GetX() < m_bottomLeft->GetX()
+                         ? m_topLeft->GetX()
+                         : m_bottomLeft->GetX());
+  m_maxX = (int32_t)(m_topRight->GetX() > m_bottomRight->GetX()
+                         ? m_topRight->GetX()
+                         : m_bottomRight->GetX());
+  m_minY =
+      (int32_t)(m_topLeft->GetY() < m_topRight->GetY() ? m_topLeft->GetY()
+                                                       : m_topRight->GetY());
+  m_maxY = (int32_t)(m_bottomLeft->GetY() > m_bottomRight->GetY()
+                         ? m_bottomLeft->GetY()
+                         : m_bottomRight->GetY());
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h b/xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h
new file mode 100644
index 0000000..8b95635
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h
@@ -0,0 +1,61 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417BOUNDINGBOX_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417BOUNDINGBOX_H_
+
+#include "core/include/fxcrt/fx_system.h"
+
+class CBC_CommonBitMatrix;
+class CBC_ResultPoint;
+
+class CBC_BoundingBox {
+ public:
+  CBC_BoundingBox(CBC_CommonBitMatrix* image,
+                  CBC_ResultPoint* topLeft,
+                  CBC_ResultPoint* bottomLeft,
+                  CBC_ResultPoint* topRight,
+                  CBC_ResultPoint* bottomRight,
+                  int32_t& e);
+  CBC_BoundingBox(CBC_BoundingBox* boundingBox);
+  virtual ~CBC_BoundingBox();
+  static CBC_BoundingBox* merge(CBC_BoundingBox* leftBox,
+                                CBC_BoundingBox* rightBox,
+                                int32_t& e);
+  CBC_BoundingBox* addMissingRows(int32_t missingStartRows,
+                                  int32_t missingEndRows,
+                                  FX_BOOL isLeft,
+                                  int32_t& e);
+  void setTopRight(CBC_ResultPoint topRight);
+  void setBottomRight(CBC_ResultPoint bottomRight);
+  int32_t getMinX();
+  int32_t getMaxX();
+  int32_t getMinY();
+  int32_t getMaxY();
+  CBC_ResultPoint* getTopLeft();
+  CBC_ResultPoint* getTopRight();
+  CBC_ResultPoint* getBottomLeft();
+  CBC_ResultPoint* getBottomRight();
+
+ private:
+  CBC_CommonBitMatrix* m_image;
+  CBC_ResultPoint* m_topLeft;
+  CBC_ResultPoint* m_bottomLeft;
+  CBC_ResultPoint* m_topRight;
+  CBC_ResultPoint* m_bottomRight;
+  int32_t m_minX;
+  int32_t m_maxX;
+  int32_t m_minY;
+  int32_t m_maxY;
+  void init(CBC_CommonBitMatrix* image,
+            CBC_ResultPoint* topLeft,
+            CBC_ResultPoint* bottomLeft,
+            CBC_ResultPoint* topRight,
+            CBC_ResultPoint* bottomRight);
+  void calculateMinMaxValues();
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417BOUNDINGBOX_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Codeword.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Codeword.cpp
new file mode 100644
index 0000000..0280ea0
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Codeword.cpp
@@ -0,0 +1,70 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+
+int32_t CBC_Codeword::BARCODE_ROW_UNKNOWN = -1;
+CBC_Codeword::CBC_Codeword(int32_t startX,
+                           int32_t endX,
+                           int32_t bucket,
+                           int32_t cvalue) {
+  m_startX = startX;
+  m_endX = endX;
+  m_bucket = bucket;
+  m_value = cvalue;
+  m_rowNumber = BARCODE_ROW_UNKNOWN;
+}
+CBC_Codeword::~CBC_Codeword() {}
+FX_BOOL CBC_Codeword::hasValidRowNumber() {
+  return isValidRowNumber(m_rowNumber);
+}
+FX_BOOL CBC_Codeword::isValidRowNumber(int32_t rowNumber) {
+  return m_rowNumber != BARCODE_ROW_UNKNOWN &&
+         m_bucket == (m_rowNumber % 3) * 3;
+}
+void CBC_Codeword::setRowNumberAsRowIndicatorColumn() {
+  m_rowNumber = (m_value / 30) * 3 + m_bucket / 3;
+}
+int32_t CBC_Codeword::getWidth() {
+  return m_endX - m_startX;
+}
+int32_t CBC_Codeword::getStartX() {
+  return m_startX;
+}
+int32_t CBC_Codeword::getEndX() {
+  return m_endX;
+}
+int32_t CBC_Codeword::getBucket() {
+  return m_bucket;
+}
+int32_t CBC_Codeword::getValue() {
+  return m_value;
+}
+int32_t CBC_Codeword::getRowNumber() {
+  return m_rowNumber;
+}
+void CBC_Codeword::setRowNumber(int32_t rowNumber) {
+  m_rowNumber = rowNumber;
+}
+CFX_ByteString CBC_Codeword::toString() {
+  return m_rowNumber + (FX_CHAR)'|' + m_value;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Codeword.h b/xfa/fxbarcode/pdf417/BC_PDF417Codeword.h
new file mode 100644
index 0000000..e1ca60f
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Codeword.h
@@ -0,0 +1,37 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417CODEWORD_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417CODEWORD_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_Codeword {
+ public:
+  CBC_Codeword(int32_t startX, int32_t endX, int32_t bucket, int32_t value);
+  virtual ~CBC_Codeword();
+  FX_BOOL hasValidRowNumber();
+  FX_BOOL isValidRowNumber(int32_t rowNumber);
+  void setRowNumberAsRowIndicatorColumn();
+  int32_t getWidth();
+  int32_t getStartX();
+  int32_t getEndX();
+  int32_t getBucket();
+  int32_t getValue();
+  int32_t getRowNumber();
+  void setRowNumber(int32_t rowNumber);
+  CFX_ByteString toString();
+
+ private:
+  static int32_t BARCODE_ROW_UNKNOWN;
+  int32_t m_startX;
+  int32_t m_endX;
+  int32_t m_bucket;
+  int32_t m_value;
+  int32_t m_rowNumber;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417CODEWORD_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.cpp b/xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.cpp
new file mode 100644
index 0000000..dfbbc70
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.cpp
@@ -0,0 +1,117 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <limits>
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+
+#define SYMBOL_TABLE_Length 2787
+
+FX_FLOAT CBC_PDF417CodewordDecoder::RATIOS_TABLE[2787][8] = {{0}};
+
+CBC_PDF417CodewordDecoder::CBC_PDF417CodewordDecoder() {}
+CBC_PDF417CodewordDecoder::~CBC_PDF417CodewordDecoder() {}
+void CBC_PDF417CodewordDecoder::Initialize() {
+  for (int32_t i = 0; i < SYMBOL_TABLE_Length; i++) {
+    int32_t currentSymbol = CBC_PDF417Common::SYMBOL_TABLE[i];
+    int32_t currentBit = currentSymbol & 0x1;
+    for (int32_t j = 0; j < CBC_PDF417Common::BARS_IN_MODULE; j++) {
+      FX_FLOAT size = 0.0f;
+      while ((currentSymbol & 0x1) == currentBit) {
+        size += 1.0f;
+        currentSymbol >>= 1;
+      }
+      currentBit = currentSymbol & 0x1;
+      RATIOS_TABLE[i][CBC_PDF417Common::BARS_IN_MODULE - j - 1] =
+          size / CBC_PDF417Common::MODULES_IN_CODEWORD;
+    }
+  }
+}
+void CBC_PDF417CodewordDecoder::Finalize() {}
+int32_t CBC_PDF417CodewordDecoder::getDecodedValue(
+    CFX_Int32Array& moduleBitCount) {
+  CFX_Int32Array* array = sampleBitCounts(moduleBitCount);
+  int32_t decodedValue = getDecodedCodewordValue(*array);
+  delete array;
+  if (decodedValue != -1) {
+    return decodedValue;
+  }
+  return getClosestDecodedValue(moduleBitCount);
+}
+CFX_Int32Array* CBC_PDF417CodewordDecoder::sampleBitCounts(
+    CFX_Int32Array& moduleBitCount) {
+  FX_FLOAT bitCountSum =
+      (FX_FLOAT)CBC_PDF417Common::getBitCountSum(moduleBitCount);
+  CFX_Int32Array* bitCount = new CFX_Int32Array();
+  bitCount->SetSize(CBC_PDF417Common::BARS_IN_MODULE);
+  int32_t bitCountIndex = 0;
+  int32_t sumPreviousBits = 0;
+  for (int32_t i = 0; i < CBC_PDF417Common::MODULES_IN_CODEWORD; i++) {
+    FX_FLOAT sampleIndex =
+        bitCountSum / (2 * CBC_PDF417Common::MODULES_IN_CODEWORD) +
+        (i * bitCountSum) / CBC_PDF417Common::MODULES_IN_CODEWORD;
+    if (sumPreviousBits + moduleBitCount.GetAt(bitCountIndex) <= sampleIndex) {
+      sumPreviousBits += moduleBitCount.GetAt(bitCountIndex);
+      bitCountIndex++;
+    }
+    bitCount->SetAt(bitCountIndex, bitCount->GetAt(bitCountIndex) + 1);
+  }
+  return bitCount;
+}
+int32_t CBC_PDF417CodewordDecoder::getDecodedCodewordValue(
+    CFX_Int32Array& moduleBitCount) {
+  int32_t decodedValue = getBitValue(moduleBitCount);
+  return CBC_PDF417Common::getCodeword(decodedValue) == -1 ? -1 : decodedValue;
+}
+int32_t CBC_PDF417CodewordDecoder::getBitValue(CFX_Int32Array& moduleBitCount) {
+  int64_t result = 0;
+  for (int32_t i = 0; i < moduleBitCount.GetSize(); i++) {
+    for (int32_t bit = 0; bit < moduleBitCount.GetAt(i); bit++) {
+      result = (result << 1) | (i % 2 == 0 ? 1 : 0);
+    }
+  }
+  return (int32_t)result;
+}
+int32_t CBC_PDF417CodewordDecoder::getClosestDecodedValue(
+    CFX_Int32Array& moduleBitCount) {
+  int32_t bitCountSum = CBC_PDF417Common::getBitCountSum(moduleBitCount);
+  CFX_FloatArray bitCountRatios;
+  bitCountRatios.SetSize(CBC_PDF417Common::BARS_IN_MODULE);
+  for (int32_t i = 0; i < bitCountRatios.GetSize(); i++) {
+    bitCountRatios[i] = moduleBitCount.GetAt(i) / (FX_FLOAT)bitCountSum;
+  }
+  FX_FLOAT bestMatchError = std::numeric_limits<int32_t>::max();
+  int32_t bestMatch = -1;
+  for (int32_t j = 0; j < SYMBOL_TABLE_Length; j++) {
+    FX_FLOAT error = 0.0f;
+    for (int32_t k = 0; k < CBC_PDF417Common::BARS_IN_MODULE; k++) {
+      FX_FLOAT diff = RATIOS_TABLE[j][k] - bitCountRatios[k];
+      error += diff * diff;
+    }
+    if (error < bestMatchError) {
+      bestMatchError = error;
+      bestMatch = CBC_PDF417Common::SYMBOL_TABLE[j];
+    }
+  }
+  return bestMatch;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h b/xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h
new file mode 100644
index 0000000..920409d
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_PDF417CodewordDecoder {
+ public:
+  CBC_PDF417CodewordDecoder();
+  virtual ~CBC_PDF417CodewordDecoder();
+  static void Initialize();
+  static void Finalize();
+  static int32_t getDecodedValue(CFX_Int32Array& moduleBitCount);
+
+ private:
+  static FX_FLOAT RATIOS_TABLE[][8];
+  static CFX_Int32Array* sampleBitCounts(CFX_Int32Array& moduleBitCount);
+  static int32_t getDecodedCodewordValue(CFX_Int32Array& moduleBitCount);
+  static int32_t getBitValue(CFX_Int32Array& moduleBitCount);
+  static int32_t getClosestDecodedValue(CFX_Int32Array& moduleBitCount);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417CODEWORDDECODER_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Common.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Common.cpp
new file mode 100644
index 0000000..fa4647d
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Common.cpp
@@ -0,0 +1,651 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+
+int32_t CBC_PDF417Common::NUMBER_OF_CODEWORDS = 929;
+int32_t CBC_PDF417Common::MAX_CODEWORDS_IN_BARCODE = NUMBER_OF_CODEWORDS - 1;
+int32_t CBC_PDF417Common::MIN_ROWS_IN_BARCODE = 3;
+int32_t CBC_PDF417Common::MAX_ROWS_IN_BARCODE = 90;
+int32_t CBC_PDF417Common::MAX_CODEWORDS_IN_ROW = 32;
+int32_t CBC_PDF417Common::MODULES_IN_CODEWORD = 17;
+int32_t CBC_PDF417Common::MODULES_IN_STOP_PATTERN = 18;
+int32_t CBC_PDF417Common::BARS_IN_MODULE = 8;
+CFX_Int32Array* CBC_PDF417Common::EMPTY_INT_ARRAY = NULL;
+int32_t CBC_PDF417Common::SYMBOL_TABLE[] = {
+    0x1025e, 0x1027a, 0x1029e, 0x102bc, 0x102f2, 0x102f4, 0x1032e, 0x1034e,
+    0x1035c, 0x10396, 0x103a6, 0x103ac, 0x10422, 0x10428, 0x10436, 0x10442,
+    0x10444, 0x10448, 0x10450, 0x1045e, 0x10466, 0x1046c, 0x1047a, 0x10482,
+    0x1049e, 0x104a0, 0x104bc, 0x104c6, 0x104d8, 0x104ee, 0x104f2, 0x104f4,
+    0x10504, 0x10508, 0x10510, 0x1051e, 0x10520, 0x1053c, 0x10540, 0x10578,
+    0x10586, 0x1058c, 0x10598, 0x105b0, 0x105be, 0x105ce, 0x105dc, 0x105e2,
+    0x105e4, 0x105e8, 0x105f6, 0x1062e, 0x1064e, 0x1065c, 0x1068e, 0x1069c,
+    0x106b8, 0x106de, 0x106fa, 0x10716, 0x10726, 0x1072c, 0x10746, 0x1074c,
+    0x10758, 0x1076e, 0x10792, 0x10794, 0x107a2, 0x107a4, 0x107a8, 0x107b6,
+    0x10822, 0x10828, 0x10842, 0x10848, 0x10850, 0x1085e, 0x10866, 0x1086c,
+    0x1087a, 0x10882, 0x10884, 0x10890, 0x1089e, 0x108a0, 0x108bc, 0x108c6,
+    0x108cc, 0x108d8, 0x108ee, 0x108f2, 0x108f4, 0x10902, 0x10908, 0x1091e,
+    0x10920, 0x1093c, 0x10940, 0x10978, 0x10986, 0x10998, 0x109b0, 0x109be,
+    0x109ce, 0x109dc, 0x109e2, 0x109e4, 0x109e8, 0x109f6, 0x10a08, 0x10a10,
+    0x10a1e, 0x10a20, 0x10a3c, 0x10a40, 0x10a78, 0x10af0, 0x10b06, 0x10b0c,
+    0x10b18, 0x10b30, 0x10b3e, 0x10b60, 0x10b7c, 0x10b8e, 0x10b9c, 0x10bb8,
+    0x10bc2, 0x10bc4, 0x10bc8, 0x10bd0, 0x10bde, 0x10be6, 0x10bec, 0x10c2e,
+    0x10c4e, 0x10c5c, 0x10c62, 0x10c64, 0x10c68, 0x10c76, 0x10c8e, 0x10c9c,
+    0x10cb8, 0x10cc2, 0x10cc4, 0x10cc8, 0x10cd0, 0x10cde, 0x10ce6, 0x10cec,
+    0x10cfa, 0x10d0e, 0x10d1c, 0x10d38, 0x10d70, 0x10d7e, 0x10d82, 0x10d84,
+    0x10d88, 0x10d90, 0x10d9e, 0x10da0, 0x10dbc, 0x10dc6, 0x10dcc, 0x10dd8,
+    0x10dee, 0x10df2, 0x10df4, 0x10e16, 0x10e26, 0x10e2c, 0x10e46, 0x10e58,
+    0x10e6e, 0x10e86, 0x10e8c, 0x10e98, 0x10eb0, 0x10ebe, 0x10ece, 0x10edc,
+    0x10f0a, 0x10f12, 0x10f14, 0x10f22, 0x10f28, 0x10f36, 0x10f42, 0x10f44,
+    0x10f48, 0x10f50, 0x10f5e, 0x10f66, 0x10f6c, 0x10fb2, 0x10fb4, 0x11022,
+    0x11028, 0x11042, 0x11048, 0x11050, 0x1105e, 0x1107a, 0x11082, 0x11084,
+    0x11090, 0x1109e, 0x110a0, 0x110bc, 0x110c6, 0x110cc, 0x110d8, 0x110ee,
+    0x110f2, 0x110f4, 0x11102, 0x1111e, 0x11120, 0x1113c, 0x11140, 0x11178,
+    0x11186, 0x11198, 0x111b0, 0x111be, 0x111ce, 0x111dc, 0x111e2, 0x111e4,
+    0x111e8, 0x111f6, 0x11208, 0x1121e, 0x11220, 0x11278, 0x112f0, 0x1130c,
+    0x11330, 0x1133e, 0x11360, 0x1137c, 0x1138e, 0x1139c, 0x113b8, 0x113c2,
+    0x113c8, 0x113d0, 0x113de, 0x113e6, 0x113ec, 0x11408, 0x11410, 0x1141e,
+    0x11420, 0x1143c, 0x11440, 0x11478, 0x114f0, 0x115e0, 0x1160c, 0x11618,
+    0x11630, 0x1163e, 0x11660, 0x1167c, 0x116c0, 0x116f8, 0x1171c, 0x11738,
+    0x11770, 0x1177e, 0x11782, 0x11784, 0x11788, 0x11790, 0x1179e, 0x117a0,
+    0x117bc, 0x117c6, 0x117cc, 0x117d8, 0x117ee, 0x1182e, 0x11834, 0x1184e,
+    0x1185c, 0x11862, 0x11864, 0x11868, 0x11876, 0x1188e, 0x1189c, 0x118b8,
+    0x118c2, 0x118c8, 0x118d0, 0x118de, 0x118e6, 0x118ec, 0x118fa, 0x1190e,
+    0x1191c, 0x11938, 0x11970, 0x1197e, 0x11982, 0x11984, 0x11990, 0x1199e,
+    0x119a0, 0x119bc, 0x119c6, 0x119cc, 0x119d8, 0x119ee, 0x119f2, 0x119f4,
+    0x11a0e, 0x11a1c, 0x11a38, 0x11a70, 0x11a7e, 0x11ae0, 0x11afc, 0x11b08,
+    0x11b10, 0x11b1e, 0x11b20, 0x11b3c, 0x11b40, 0x11b78, 0x11b8c, 0x11b98,
+    0x11bb0, 0x11bbe, 0x11bce, 0x11bdc, 0x11be2, 0x11be4, 0x11be8, 0x11bf6,
+    0x11c16, 0x11c26, 0x11c2c, 0x11c46, 0x11c4c, 0x11c58, 0x11c6e, 0x11c86,
+    0x11c98, 0x11cb0, 0x11cbe, 0x11cce, 0x11cdc, 0x11ce2, 0x11ce4, 0x11ce8,
+    0x11cf6, 0x11d06, 0x11d0c, 0x11d18, 0x11d30, 0x11d3e, 0x11d60, 0x11d7c,
+    0x11d8e, 0x11d9c, 0x11db8, 0x11dc4, 0x11dc8, 0x11dd0, 0x11dde, 0x11de6,
+    0x11dec, 0x11dfa, 0x11e0a, 0x11e12, 0x11e14, 0x11e22, 0x11e24, 0x11e28,
+    0x11e36, 0x11e42, 0x11e44, 0x11e50, 0x11e5e, 0x11e66, 0x11e6c, 0x11e82,
+    0x11e84, 0x11e88, 0x11e90, 0x11e9e, 0x11ea0, 0x11ebc, 0x11ec6, 0x11ecc,
+    0x11ed8, 0x11eee, 0x11f1a, 0x11f2e, 0x11f32, 0x11f34, 0x11f4e, 0x11f5c,
+    0x11f62, 0x11f64, 0x11f68, 0x11f76, 0x12048, 0x1205e, 0x12082, 0x12084,
+    0x12090, 0x1209e, 0x120a0, 0x120bc, 0x120d8, 0x120f2, 0x120f4, 0x12108,
+    0x1211e, 0x12120, 0x1213c, 0x12140, 0x12178, 0x12186, 0x12198, 0x121b0,
+    0x121be, 0x121e2, 0x121e4, 0x121e8, 0x121f6, 0x12204, 0x12210, 0x1221e,
+    0x12220, 0x12278, 0x122f0, 0x12306, 0x1230c, 0x12330, 0x1233e, 0x12360,
+    0x1237c, 0x1238e, 0x1239c, 0x123b8, 0x123c2, 0x123c8, 0x123d0, 0x123e6,
+    0x123ec, 0x1241e, 0x12420, 0x1243c, 0x124f0, 0x125e0, 0x12618, 0x1263e,
+    0x12660, 0x1267c, 0x126c0, 0x126f8, 0x12738, 0x12770, 0x1277e, 0x12782,
+    0x12784, 0x12790, 0x1279e, 0x127a0, 0x127bc, 0x127c6, 0x127cc, 0x127d8,
+    0x127ee, 0x12820, 0x1283c, 0x12840, 0x12878, 0x128f0, 0x129e0, 0x12bc0,
+    0x12c18, 0x12c30, 0x12c3e, 0x12c60, 0x12c7c, 0x12cc0, 0x12cf8, 0x12df0,
+    0x12e1c, 0x12e38, 0x12e70, 0x12e7e, 0x12ee0, 0x12efc, 0x12f04, 0x12f08,
+    0x12f10, 0x12f20, 0x12f3c, 0x12f40, 0x12f78, 0x12f86, 0x12f8c, 0x12f98,
+    0x12fb0, 0x12fbe, 0x12fce, 0x12fdc, 0x1302e, 0x1304e, 0x1305c, 0x13062,
+    0x13068, 0x1308e, 0x1309c, 0x130b8, 0x130c2, 0x130c8, 0x130d0, 0x130de,
+    0x130ec, 0x130fa, 0x1310e, 0x13138, 0x13170, 0x1317e, 0x13182, 0x13184,
+    0x13190, 0x1319e, 0x131a0, 0x131bc, 0x131c6, 0x131cc, 0x131d8, 0x131f2,
+    0x131f4, 0x1320e, 0x1321c, 0x13270, 0x1327e, 0x132e0, 0x132fc, 0x13308,
+    0x1331e, 0x13320, 0x1333c, 0x13340, 0x13378, 0x13386, 0x13398, 0x133b0,
+    0x133be, 0x133ce, 0x133dc, 0x133e2, 0x133e4, 0x133e8, 0x133f6, 0x1340e,
+    0x1341c, 0x13438, 0x13470, 0x1347e, 0x134e0, 0x134fc, 0x135c0, 0x135f8,
+    0x13608, 0x13610, 0x1361e, 0x13620, 0x1363c, 0x13640, 0x13678, 0x136f0,
+    0x1370c, 0x13718, 0x13730, 0x1373e, 0x13760, 0x1377c, 0x1379c, 0x137b8,
+    0x137c2, 0x137c4, 0x137c8, 0x137d0, 0x137de, 0x137e6, 0x137ec, 0x13816,
+    0x13826, 0x1382c, 0x13846, 0x1384c, 0x13858, 0x1386e, 0x13874, 0x13886,
+    0x13898, 0x138b0, 0x138be, 0x138ce, 0x138dc, 0x138e2, 0x138e4, 0x138e8,
+    0x13906, 0x1390c, 0x13930, 0x1393e, 0x13960, 0x1397c, 0x1398e, 0x1399c,
+    0x139b8, 0x139c8, 0x139d0, 0x139de, 0x139e6, 0x139ec, 0x139fa, 0x13a06,
+    0x13a0c, 0x13a18, 0x13a30, 0x13a3e, 0x13a60, 0x13a7c, 0x13ac0, 0x13af8,
+    0x13b0e, 0x13b1c, 0x13b38, 0x13b70, 0x13b7e, 0x13b88, 0x13b90, 0x13b9e,
+    0x13ba0, 0x13bbc, 0x13bcc, 0x13bd8, 0x13bee, 0x13bf2, 0x13bf4, 0x13c12,
+    0x13c14, 0x13c22, 0x13c24, 0x13c28, 0x13c36, 0x13c42, 0x13c48, 0x13c50,
+    0x13c5e, 0x13c66, 0x13c6c, 0x13c82, 0x13c84, 0x13c90, 0x13c9e, 0x13ca0,
+    0x13cbc, 0x13cc6, 0x13ccc, 0x13cd8, 0x13cee, 0x13d02, 0x13d04, 0x13d08,
+    0x13d10, 0x13d1e, 0x13d20, 0x13d3c, 0x13d40, 0x13d78, 0x13d86, 0x13d8c,
+    0x13d98, 0x13db0, 0x13dbe, 0x13dce, 0x13ddc, 0x13de4, 0x13de8, 0x13df6,
+    0x13e1a, 0x13e2e, 0x13e32, 0x13e34, 0x13e4e, 0x13e5c, 0x13e62, 0x13e64,
+    0x13e68, 0x13e76, 0x13e8e, 0x13e9c, 0x13eb8, 0x13ec2, 0x13ec4, 0x13ec8,
+    0x13ed0, 0x13ede, 0x13ee6, 0x13eec, 0x13f26, 0x13f2c, 0x13f3a, 0x13f46,
+    0x13f4c, 0x13f58, 0x13f6e, 0x13f72, 0x13f74, 0x14082, 0x1409e, 0x140a0,
+    0x140bc, 0x14104, 0x14108, 0x14110, 0x1411e, 0x14120, 0x1413c, 0x14140,
+    0x14178, 0x1418c, 0x14198, 0x141b0, 0x141be, 0x141e2, 0x141e4, 0x141e8,
+    0x14208, 0x14210, 0x1421e, 0x14220, 0x1423c, 0x14240, 0x14278, 0x142f0,
+    0x14306, 0x1430c, 0x14318, 0x14330, 0x1433e, 0x14360, 0x1437c, 0x1438e,
+    0x143c2, 0x143c4, 0x143c8, 0x143d0, 0x143e6, 0x143ec, 0x14408, 0x14410,
+    0x1441e, 0x14420, 0x1443c, 0x14440, 0x14478, 0x144f0, 0x145e0, 0x1460c,
+    0x14618, 0x14630, 0x1463e, 0x14660, 0x1467c, 0x146c0, 0x146f8, 0x1471c,
+    0x14738, 0x14770, 0x1477e, 0x14782, 0x14784, 0x14788, 0x14790, 0x147a0,
+    0x147bc, 0x147c6, 0x147cc, 0x147d8, 0x147ee, 0x14810, 0x14820, 0x1483c,
+    0x14840, 0x14878, 0x148f0, 0x149e0, 0x14bc0, 0x14c30, 0x14c3e, 0x14c60,
+    0x14c7c, 0x14cc0, 0x14cf8, 0x14df0, 0x14e38, 0x14e70, 0x14e7e, 0x14ee0,
+    0x14efc, 0x14f04, 0x14f08, 0x14f10, 0x14f1e, 0x14f20, 0x14f3c, 0x14f40,
+    0x14f78, 0x14f86, 0x14f8c, 0x14f98, 0x14fb0, 0x14fce, 0x14fdc, 0x15020,
+    0x15040, 0x15078, 0x150f0, 0x151e0, 0x153c0, 0x15860, 0x1587c, 0x158c0,
+    0x158f8, 0x159f0, 0x15be0, 0x15c70, 0x15c7e, 0x15ce0, 0x15cfc, 0x15dc0,
+    0x15df8, 0x15e08, 0x15e10, 0x15e20, 0x15e40, 0x15e78, 0x15ef0, 0x15f0c,
+    0x15f18, 0x15f30, 0x15f60, 0x15f7c, 0x15f8e, 0x15f9c, 0x15fb8, 0x1604e,
+    0x1605c, 0x1608e, 0x1609c, 0x160b8, 0x160c2, 0x160c4, 0x160c8, 0x160de,
+    0x1610e, 0x1611c, 0x16138, 0x16170, 0x1617e, 0x16184, 0x16188, 0x16190,
+    0x1619e, 0x161a0, 0x161bc, 0x161c6, 0x161cc, 0x161d8, 0x161f2, 0x161f4,
+    0x1620e, 0x1621c, 0x16238, 0x16270, 0x1627e, 0x162e0, 0x162fc, 0x16304,
+    0x16308, 0x16310, 0x1631e, 0x16320, 0x1633c, 0x16340, 0x16378, 0x16386,
+    0x1638c, 0x16398, 0x163b0, 0x163be, 0x163ce, 0x163dc, 0x163e2, 0x163e4,
+    0x163e8, 0x163f6, 0x1640e, 0x1641c, 0x16438, 0x16470, 0x1647e, 0x164e0,
+    0x164fc, 0x165c0, 0x165f8, 0x16610, 0x1661e, 0x16620, 0x1663c, 0x16640,
+    0x16678, 0x166f0, 0x16718, 0x16730, 0x1673e, 0x16760, 0x1677c, 0x1678e,
+    0x1679c, 0x167b8, 0x167c2, 0x167c4, 0x167c8, 0x167d0, 0x167de, 0x167e6,
+    0x167ec, 0x1681c, 0x16838, 0x16870, 0x168e0, 0x168fc, 0x169c0, 0x169f8,
+    0x16bf0, 0x16c10, 0x16c1e, 0x16c20, 0x16c3c, 0x16c40, 0x16c78, 0x16cf0,
+    0x16de0, 0x16e18, 0x16e30, 0x16e3e, 0x16e60, 0x16e7c, 0x16ec0, 0x16ef8,
+    0x16f1c, 0x16f38, 0x16f70, 0x16f7e, 0x16f84, 0x16f88, 0x16f90, 0x16f9e,
+    0x16fa0, 0x16fbc, 0x16fc6, 0x16fcc, 0x16fd8, 0x17026, 0x1702c, 0x17046,
+    0x1704c, 0x17058, 0x1706e, 0x17086, 0x1708c, 0x17098, 0x170b0, 0x170be,
+    0x170ce, 0x170dc, 0x170e8, 0x17106, 0x1710c, 0x17118, 0x17130, 0x1713e,
+    0x17160, 0x1717c, 0x1718e, 0x1719c, 0x171b8, 0x171c2, 0x171c4, 0x171c8,
+    0x171d0, 0x171de, 0x171e6, 0x171ec, 0x171fa, 0x17206, 0x1720c, 0x17218,
+    0x17230, 0x1723e, 0x17260, 0x1727c, 0x172c0, 0x172f8, 0x1730e, 0x1731c,
+    0x17338, 0x17370, 0x1737e, 0x17388, 0x17390, 0x1739e, 0x173a0, 0x173bc,
+    0x173cc, 0x173d8, 0x173ee, 0x173f2, 0x173f4, 0x1740c, 0x17418, 0x17430,
+    0x1743e, 0x17460, 0x1747c, 0x174c0, 0x174f8, 0x175f0, 0x1760e, 0x1761c,
+    0x17638, 0x17670, 0x1767e, 0x176e0, 0x176fc, 0x17708, 0x17710, 0x1771e,
+    0x17720, 0x1773c, 0x17740, 0x17778, 0x17798, 0x177b0, 0x177be, 0x177dc,
+    0x177e2, 0x177e4, 0x177e8, 0x17822, 0x17824, 0x17828, 0x17836, 0x17842,
+    0x17844, 0x17848, 0x17850, 0x1785e, 0x17866, 0x1786c, 0x17882, 0x17884,
+    0x17888, 0x17890, 0x1789e, 0x178a0, 0x178bc, 0x178c6, 0x178cc, 0x178d8,
+    0x178ee, 0x178f2, 0x178f4, 0x17902, 0x17904, 0x17908, 0x17910, 0x1791e,
+    0x17920, 0x1793c, 0x17940, 0x17978, 0x17986, 0x1798c, 0x17998, 0x179b0,
+    0x179be, 0x179ce, 0x179dc, 0x179e2, 0x179e4, 0x179e8, 0x179f6, 0x17a04,
+    0x17a08, 0x17a10, 0x17a1e, 0x17a20, 0x17a3c, 0x17a40, 0x17a78, 0x17af0,
+    0x17b06, 0x17b0c, 0x17b18, 0x17b30, 0x17b3e, 0x17b60, 0x17b7c, 0x17b8e,
+    0x17b9c, 0x17bb8, 0x17bc4, 0x17bc8, 0x17bd0, 0x17bde, 0x17be6, 0x17bec,
+    0x17c2e, 0x17c32, 0x17c34, 0x17c4e, 0x17c5c, 0x17c62, 0x17c64, 0x17c68,
+    0x17c76, 0x17c8e, 0x17c9c, 0x17cb8, 0x17cc2, 0x17cc4, 0x17cc8, 0x17cd0,
+    0x17cde, 0x17ce6, 0x17cec, 0x17d0e, 0x17d1c, 0x17d38, 0x17d70, 0x17d82,
+    0x17d84, 0x17d88, 0x17d90, 0x17d9e, 0x17da0, 0x17dbc, 0x17dc6, 0x17dcc,
+    0x17dd8, 0x17dee, 0x17e26, 0x17e2c, 0x17e3a, 0x17e46, 0x17e4c, 0x17e58,
+    0x17e6e, 0x17e72, 0x17e74, 0x17e86, 0x17e8c, 0x17e98, 0x17eb0, 0x17ece,
+    0x17edc, 0x17ee2, 0x17ee4, 0x17ee8, 0x17ef6, 0x1813a, 0x18172, 0x18174,
+    0x18216, 0x18226, 0x1823a, 0x1824c, 0x18258, 0x1826e, 0x18272, 0x18274,
+    0x18298, 0x182be, 0x182e2, 0x182e4, 0x182e8, 0x182f6, 0x1835e, 0x1837a,
+    0x183ae, 0x183d6, 0x18416, 0x18426, 0x1842c, 0x1843a, 0x18446, 0x18458,
+    0x1846e, 0x18472, 0x18474, 0x18486, 0x184b0, 0x184be, 0x184ce, 0x184dc,
+    0x184e2, 0x184e4, 0x184e8, 0x184f6, 0x18506, 0x1850c, 0x18518, 0x18530,
+    0x1853e, 0x18560, 0x1857c, 0x1858e, 0x1859c, 0x185b8, 0x185c2, 0x185c4,
+    0x185c8, 0x185d0, 0x185de, 0x185e6, 0x185ec, 0x185fa, 0x18612, 0x18614,
+    0x18622, 0x18628, 0x18636, 0x18642, 0x18650, 0x1865e, 0x1867a, 0x18682,
+    0x18684, 0x18688, 0x18690, 0x1869e, 0x186a0, 0x186bc, 0x186c6, 0x186cc,
+    0x186d8, 0x186ee, 0x186f2, 0x186f4, 0x1872e, 0x1874e, 0x1875c, 0x18796,
+    0x187a6, 0x187ac, 0x187d2, 0x187d4, 0x18826, 0x1882c, 0x1883a, 0x18846,
+    0x1884c, 0x18858, 0x1886e, 0x18872, 0x18874, 0x18886, 0x18898, 0x188b0,
+    0x188be, 0x188ce, 0x188dc, 0x188e2, 0x188e4, 0x188e8, 0x188f6, 0x1890c,
+    0x18930, 0x1893e, 0x18960, 0x1897c, 0x1898e, 0x189b8, 0x189c2, 0x189c8,
+    0x189d0, 0x189de, 0x189e6, 0x189ec, 0x189fa, 0x18a18, 0x18a30, 0x18a3e,
+    0x18a60, 0x18a7c, 0x18ac0, 0x18af8, 0x18b1c, 0x18b38, 0x18b70, 0x18b7e,
+    0x18b82, 0x18b84, 0x18b88, 0x18b90, 0x18b9e, 0x18ba0, 0x18bbc, 0x18bc6,
+    0x18bcc, 0x18bd8, 0x18bee, 0x18bf2, 0x18bf4, 0x18c22, 0x18c24, 0x18c28,
+    0x18c36, 0x18c42, 0x18c48, 0x18c50, 0x18c5e, 0x18c66, 0x18c7a, 0x18c82,
+    0x18c84, 0x18c90, 0x18c9e, 0x18ca0, 0x18cbc, 0x18ccc, 0x18cf2, 0x18cf4,
+    0x18d04, 0x18d08, 0x18d10, 0x18d1e, 0x18d20, 0x18d3c, 0x18d40, 0x18d78,
+    0x18d86, 0x18d98, 0x18dce, 0x18de2, 0x18de4, 0x18de8, 0x18e2e, 0x18e32,
+    0x18e34, 0x18e4e, 0x18e5c, 0x18e62, 0x18e64, 0x18e68, 0x18e8e, 0x18e9c,
+    0x18eb8, 0x18ec2, 0x18ec4, 0x18ec8, 0x18ed0, 0x18efa, 0x18f16, 0x18f26,
+    0x18f2c, 0x18f46, 0x18f4c, 0x18f58, 0x18f6e, 0x18f8a, 0x18f92, 0x18f94,
+    0x18fa2, 0x18fa4, 0x18fa8, 0x18fb6, 0x1902c, 0x1903a, 0x19046, 0x1904c,
+    0x19058, 0x19072, 0x19074, 0x19086, 0x19098, 0x190b0, 0x190be, 0x190ce,
+    0x190dc, 0x190e2, 0x190e8, 0x190f6, 0x19106, 0x1910c, 0x19130, 0x1913e,
+    0x19160, 0x1917c, 0x1918e, 0x1919c, 0x191b8, 0x191c2, 0x191c8, 0x191d0,
+    0x191de, 0x191e6, 0x191ec, 0x191fa, 0x19218, 0x1923e, 0x19260, 0x1927c,
+    0x192c0, 0x192f8, 0x19338, 0x19370, 0x1937e, 0x19382, 0x19384, 0x19390,
+    0x1939e, 0x193a0, 0x193bc, 0x193c6, 0x193cc, 0x193d8, 0x193ee, 0x193f2,
+    0x193f4, 0x19430, 0x1943e, 0x19460, 0x1947c, 0x194c0, 0x194f8, 0x195f0,
+    0x19638, 0x19670, 0x1967e, 0x196e0, 0x196fc, 0x19702, 0x19704, 0x19708,
+    0x19710, 0x19720, 0x1973c, 0x19740, 0x19778, 0x19786, 0x1978c, 0x19798,
+    0x197b0, 0x197be, 0x197ce, 0x197dc, 0x197e2, 0x197e4, 0x197e8, 0x19822,
+    0x19824, 0x19842, 0x19848, 0x19850, 0x1985e, 0x19866, 0x1987a, 0x19882,
+    0x19884, 0x19890, 0x1989e, 0x198a0, 0x198bc, 0x198cc, 0x198f2, 0x198f4,
+    0x19902, 0x19908, 0x1991e, 0x19920, 0x1993c, 0x19940, 0x19978, 0x19986,
+    0x19998, 0x199ce, 0x199e2, 0x199e4, 0x199e8, 0x19a08, 0x19a10, 0x19a1e,
+    0x19a20, 0x19a3c, 0x19a40, 0x19a78, 0x19af0, 0x19b18, 0x19b3e, 0x19b60,
+    0x19b9c, 0x19bc2, 0x19bc4, 0x19bc8, 0x19bd0, 0x19be6, 0x19c2e, 0x19c34,
+    0x19c4e, 0x19c5c, 0x19c62, 0x19c64, 0x19c68, 0x19c8e, 0x19c9c, 0x19cb8,
+    0x19cc2, 0x19cc8, 0x19cd0, 0x19ce6, 0x19cfa, 0x19d0e, 0x19d1c, 0x19d38,
+    0x19d70, 0x19d7e, 0x19d82, 0x19d84, 0x19d88, 0x19d90, 0x19da0, 0x19dcc,
+    0x19df2, 0x19df4, 0x19e16, 0x19e26, 0x19e2c, 0x19e46, 0x19e4c, 0x19e58,
+    0x19e74, 0x19e86, 0x19e8c, 0x19e98, 0x19eb0, 0x19ebe, 0x19ece, 0x19ee2,
+    0x19ee4, 0x19ee8, 0x19f0a, 0x19f12, 0x19f14, 0x19f22, 0x19f24, 0x19f28,
+    0x19f42, 0x19f44, 0x19f48, 0x19f50, 0x19f5e, 0x19f6c, 0x19f9a, 0x19fae,
+    0x19fb2, 0x19fb4, 0x1a046, 0x1a04c, 0x1a072, 0x1a074, 0x1a086, 0x1a08c,
+    0x1a098, 0x1a0b0, 0x1a0be, 0x1a0e2, 0x1a0e4, 0x1a0e8, 0x1a0f6, 0x1a106,
+    0x1a10c, 0x1a118, 0x1a130, 0x1a13e, 0x1a160, 0x1a17c, 0x1a18e, 0x1a19c,
+    0x1a1b8, 0x1a1c2, 0x1a1c4, 0x1a1c8, 0x1a1d0, 0x1a1de, 0x1a1e6, 0x1a1ec,
+    0x1a218, 0x1a230, 0x1a23e, 0x1a260, 0x1a27c, 0x1a2c0, 0x1a2f8, 0x1a31c,
+    0x1a338, 0x1a370, 0x1a37e, 0x1a382, 0x1a384, 0x1a388, 0x1a390, 0x1a39e,
+    0x1a3a0, 0x1a3bc, 0x1a3c6, 0x1a3cc, 0x1a3d8, 0x1a3ee, 0x1a3f2, 0x1a3f4,
+    0x1a418, 0x1a430, 0x1a43e, 0x1a460, 0x1a47c, 0x1a4c0, 0x1a4f8, 0x1a5f0,
+    0x1a61c, 0x1a638, 0x1a670, 0x1a67e, 0x1a6e0, 0x1a6fc, 0x1a702, 0x1a704,
+    0x1a708, 0x1a710, 0x1a71e, 0x1a720, 0x1a73c, 0x1a740, 0x1a778, 0x1a786,
+    0x1a78c, 0x1a798, 0x1a7b0, 0x1a7be, 0x1a7ce, 0x1a7dc, 0x1a7e2, 0x1a7e4,
+    0x1a7e8, 0x1a830, 0x1a860, 0x1a87c, 0x1a8c0, 0x1a8f8, 0x1a9f0, 0x1abe0,
+    0x1ac70, 0x1ac7e, 0x1ace0, 0x1acfc, 0x1adc0, 0x1adf8, 0x1ae04, 0x1ae08,
+    0x1ae10, 0x1ae20, 0x1ae3c, 0x1ae40, 0x1ae78, 0x1aef0, 0x1af06, 0x1af0c,
+    0x1af18, 0x1af30, 0x1af3e, 0x1af60, 0x1af7c, 0x1af8e, 0x1af9c, 0x1afb8,
+    0x1afc4, 0x1afc8, 0x1afd0, 0x1afde, 0x1b042, 0x1b05e, 0x1b07a, 0x1b082,
+    0x1b084, 0x1b088, 0x1b090, 0x1b09e, 0x1b0a0, 0x1b0bc, 0x1b0cc, 0x1b0f2,
+    0x1b0f4, 0x1b102, 0x1b104, 0x1b108, 0x1b110, 0x1b11e, 0x1b120, 0x1b13c,
+    0x1b140, 0x1b178, 0x1b186, 0x1b198, 0x1b1ce, 0x1b1e2, 0x1b1e4, 0x1b1e8,
+    0x1b204, 0x1b208, 0x1b210, 0x1b21e, 0x1b220, 0x1b23c, 0x1b240, 0x1b278,
+    0x1b2f0, 0x1b30c, 0x1b33e, 0x1b360, 0x1b39c, 0x1b3c2, 0x1b3c4, 0x1b3c8,
+    0x1b3d0, 0x1b3e6, 0x1b410, 0x1b41e, 0x1b420, 0x1b43c, 0x1b440, 0x1b478,
+    0x1b4f0, 0x1b5e0, 0x1b618, 0x1b660, 0x1b67c, 0x1b6c0, 0x1b738, 0x1b782,
+    0x1b784, 0x1b788, 0x1b790, 0x1b79e, 0x1b7a0, 0x1b7cc, 0x1b82e, 0x1b84e,
+    0x1b85c, 0x1b88e, 0x1b89c, 0x1b8b8, 0x1b8c2, 0x1b8c4, 0x1b8c8, 0x1b8d0,
+    0x1b8e6, 0x1b8fa, 0x1b90e, 0x1b91c, 0x1b938, 0x1b970, 0x1b97e, 0x1b982,
+    0x1b984, 0x1b988, 0x1b990, 0x1b99e, 0x1b9a0, 0x1b9cc, 0x1b9f2, 0x1b9f4,
+    0x1ba0e, 0x1ba1c, 0x1ba38, 0x1ba70, 0x1ba7e, 0x1bae0, 0x1bafc, 0x1bb08,
+    0x1bb10, 0x1bb20, 0x1bb3c, 0x1bb40, 0x1bb98, 0x1bbce, 0x1bbe2, 0x1bbe4,
+    0x1bbe8, 0x1bc16, 0x1bc26, 0x1bc2c, 0x1bc46, 0x1bc4c, 0x1bc58, 0x1bc72,
+    0x1bc74, 0x1bc86, 0x1bc8c, 0x1bc98, 0x1bcb0, 0x1bcbe, 0x1bcce, 0x1bce2,
+    0x1bce4, 0x1bce8, 0x1bd06, 0x1bd0c, 0x1bd18, 0x1bd30, 0x1bd3e, 0x1bd60,
+    0x1bd7c, 0x1bd9c, 0x1bdc2, 0x1bdc4, 0x1bdc8, 0x1bdd0, 0x1bde6, 0x1bdfa,
+    0x1be12, 0x1be14, 0x1be22, 0x1be24, 0x1be28, 0x1be42, 0x1be44, 0x1be48,
+    0x1be50, 0x1be5e, 0x1be66, 0x1be82, 0x1be84, 0x1be88, 0x1be90, 0x1be9e,
+    0x1bea0, 0x1bebc, 0x1becc, 0x1bef4, 0x1bf1a, 0x1bf2e, 0x1bf32, 0x1bf34,
+    0x1bf4e, 0x1bf5c, 0x1bf62, 0x1bf64, 0x1bf68, 0x1c09a, 0x1c0b2, 0x1c0b4,
+    0x1c11a, 0x1c132, 0x1c134, 0x1c162, 0x1c164, 0x1c168, 0x1c176, 0x1c1ba,
+    0x1c21a, 0x1c232, 0x1c234, 0x1c24e, 0x1c25c, 0x1c262, 0x1c264, 0x1c268,
+    0x1c276, 0x1c28e, 0x1c2c2, 0x1c2c4, 0x1c2c8, 0x1c2d0, 0x1c2de, 0x1c2e6,
+    0x1c2ec, 0x1c2fa, 0x1c316, 0x1c326, 0x1c33a, 0x1c346, 0x1c34c, 0x1c372,
+    0x1c374, 0x1c41a, 0x1c42e, 0x1c432, 0x1c434, 0x1c44e, 0x1c45c, 0x1c462,
+    0x1c464, 0x1c468, 0x1c476, 0x1c48e, 0x1c49c, 0x1c4b8, 0x1c4c2, 0x1c4c8,
+    0x1c4d0, 0x1c4de, 0x1c4e6, 0x1c4ec, 0x1c4fa, 0x1c51c, 0x1c538, 0x1c570,
+    0x1c57e, 0x1c582, 0x1c584, 0x1c588, 0x1c590, 0x1c59e, 0x1c5a0, 0x1c5bc,
+    0x1c5c6, 0x1c5cc, 0x1c5d8, 0x1c5ee, 0x1c5f2, 0x1c5f4, 0x1c616, 0x1c626,
+    0x1c62c, 0x1c63a, 0x1c646, 0x1c64c, 0x1c658, 0x1c66e, 0x1c672, 0x1c674,
+    0x1c686, 0x1c68c, 0x1c698, 0x1c6b0, 0x1c6be, 0x1c6ce, 0x1c6dc, 0x1c6e2,
+    0x1c6e4, 0x1c6e8, 0x1c712, 0x1c714, 0x1c722, 0x1c728, 0x1c736, 0x1c742,
+    0x1c744, 0x1c748, 0x1c750, 0x1c75e, 0x1c766, 0x1c76c, 0x1c77a, 0x1c7ae,
+    0x1c7d6, 0x1c7ea, 0x1c81a, 0x1c82e, 0x1c832, 0x1c834, 0x1c84e, 0x1c85c,
+    0x1c862, 0x1c864, 0x1c868, 0x1c876, 0x1c88e, 0x1c89c, 0x1c8b8, 0x1c8c2,
+    0x1c8c8, 0x1c8d0, 0x1c8de, 0x1c8e6, 0x1c8ec, 0x1c8fa, 0x1c90e, 0x1c938,
+    0x1c970, 0x1c97e, 0x1c982, 0x1c984, 0x1c990, 0x1c99e, 0x1c9a0, 0x1c9bc,
+    0x1c9c6, 0x1c9cc, 0x1c9d8, 0x1c9ee, 0x1c9f2, 0x1c9f4, 0x1ca38, 0x1ca70,
+    0x1ca7e, 0x1cae0, 0x1cafc, 0x1cb02, 0x1cb04, 0x1cb08, 0x1cb10, 0x1cb20,
+    0x1cb3c, 0x1cb40, 0x1cb78, 0x1cb86, 0x1cb8c, 0x1cb98, 0x1cbb0, 0x1cbbe,
+    0x1cbce, 0x1cbdc, 0x1cbe2, 0x1cbe4, 0x1cbe8, 0x1cbf6, 0x1cc16, 0x1cc26,
+    0x1cc2c, 0x1cc3a, 0x1cc46, 0x1cc58, 0x1cc72, 0x1cc74, 0x1cc86, 0x1ccb0,
+    0x1ccbe, 0x1ccce, 0x1cce2, 0x1cce4, 0x1cce8, 0x1cd06, 0x1cd0c, 0x1cd18,
+    0x1cd30, 0x1cd3e, 0x1cd60, 0x1cd7c, 0x1cd9c, 0x1cdc2, 0x1cdc4, 0x1cdc8,
+    0x1cdd0, 0x1cdde, 0x1cde6, 0x1cdfa, 0x1ce22, 0x1ce28, 0x1ce42, 0x1ce50,
+    0x1ce5e, 0x1ce66, 0x1ce7a, 0x1ce82, 0x1ce84, 0x1ce88, 0x1ce90, 0x1ce9e,
+    0x1cea0, 0x1cebc, 0x1cecc, 0x1cef2, 0x1cef4, 0x1cf2e, 0x1cf32, 0x1cf34,
+    0x1cf4e, 0x1cf5c, 0x1cf62, 0x1cf64, 0x1cf68, 0x1cf96, 0x1cfa6, 0x1cfac,
+    0x1cfca, 0x1cfd2, 0x1cfd4, 0x1d02e, 0x1d032, 0x1d034, 0x1d04e, 0x1d05c,
+    0x1d062, 0x1d064, 0x1d068, 0x1d076, 0x1d08e, 0x1d09c, 0x1d0b8, 0x1d0c2,
+    0x1d0c4, 0x1d0c8, 0x1d0d0, 0x1d0de, 0x1d0e6, 0x1d0ec, 0x1d0fa, 0x1d11c,
+    0x1d138, 0x1d170, 0x1d17e, 0x1d182, 0x1d184, 0x1d188, 0x1d190, 0x1d19e,
+    0x1d1a0, 0x1d1bc, 0x1d1c6, 0x1d1cc, 0x1d1d8, 0x1d1ee, 0x1d1f2, 0x1d1f4,
+    0x1d21c, 0x1d238, 0x1d270, 0x1d27e, 0x1d2e0, 0x1d2fc, 0x1d302, 0x1d304,
+    0x1d308, 0x1d310, 0x1d31e, 0x1d320, 0x1d33c, 0x1d340, 0x1d378, 0x1d386,
+    0x1d38c, 0x1d398, 0x1d3b0, 0x1d3be, 0x1d3ce, 0x1d3dc, 0x1d3e2, 0x1d3e4,
+    0x1d3e8, 0x1d3f6, 0x1d470, 0x1d47e, 0x1d4e0, 0x1d4fc, 0x1d5c0, 0x1d5f8,
+    0x1d604, 0x1d608, 0x1d610, 0x1d620, 0x1d640, 0x1d678, 0x1d6f0, 0x1d706,
+    0x1d70c, 0x1d718, 0x1d730, 0x1d73e, 0x1d760, 0x1d77c, 0x1d78e, 0x1d79c,
+    0x1d7b8, 0x1d7c2, 0x1d7c4, 0x1d7c8, 0x1d7d0, 0x1d7de, 0x1d7e6, 0x1d7ec,
+    0x1d826, 0x1d82c, 0x1d83a, 0x1d846, 0x1d84c, 0x1d858, 0x1d872, 0x1d874,
+    0x1d886, 0x1d88c, 0x1d898, 0x1d8b0, 0x1d8be, 0x1d8ce, 0x1d8e2, 0x1d8e4,
+    0x1d8e8, 0x1d8f6, 0x1d90c, 0x1d918, 0x1d930, 0x1d93e, 0x1d960, 0x1d97c,
+    0x1d99c, 0x1d9c2, 0x1d9c4, 0x1d9c8, 0x1d9d0, 0x1d9e6, 0x1d9fa, 0x1da0c,
+    0x1da18, 0x1da30, 0x1da3e, 0x1da60, 0x1da7c, 0x1dac0, 0x1daf8, 0x1db38,
+    0x1db82, 0x1db84, 0x1db88, 0x1db90, 0x1db9e, 0x1dba0, 0x1dbcc, 0x1dbf2,
+    0x1dbf4, 0x1dc22, 0x1dc42, 0x1dc44, 0x1dc48, 0x1dc50, 0x1dc5e, 0x1dc66,
+    0x1dc7a, 0x1dc82, 0x1dc84, 0x1dc88, 0x1dc90, 0x1dc9e, 0x1dca0, 0x1dcbc,
+    0x1dccc, 0x1dcf2, 0x1dcf4, 0x1dd04, 0x1dd08, 0x1dd10, 0x1dd1e, 0x1dd20,
+    0x1dd3c, 0x1dd40, 0x1dd78, 0x1dd86, 0x1dd98, 0x1ddce, 0x1dde2, 0x1dde4,
+    0x1dde8, 0x1de2e, 0x1de32, 0x1de34, 0x1de4e, 0x1de5c, 0x1de62, 0x1de64,
+    0x1de68, 0x1de8e, 0x1de9c, 0x1deb8, 0x1dec2, 0x1dec4, 0x1dec8, 0x1ded0,
+    0x1dee6, 0x1defa, 0x1df16, 0x1df26, 0x1df2c, 0x1df46, 0x1df4c, 0x1df58,
+    0x1df72, 0x1df74, 0x1df8a, 0x1df92, 0x1df94, 0x1dfa2, 0x1dfa4, 0x1dfa8,
+    0x1e08a, 0x1e092, 0x1e094, 0x1e0a2, 0x1e0a4, 0x1e0a8, 0x1e0b6, 0x1e0da,
+    0x1e10a, 0x1e112, 0x1e114, 0x1e122, 0x1e124, 0x1e128, 0x1e136, 0x1e142,
+    0x1e144, 0x1e148, 0x1e150, 0x1e166, 0x1e16c, 0x1e17a, 0x1e19a, 0x1e1b2,
+    0x1e1b4, 0x1e20a, 0x1e212, 0x1e214, 0x1e222, 0x1e224, 0x1e228, 0x1e236,
+    0x1e242, 0x1e248, 0x1e250, 0x1e25e, 0x1e266, 0x1e26c, 0x1e27a, 0x1e282,
+    0x1e284, 0x1e288, 0x1e290, 0x1e2a0, 0x1e2bc, 0x1e2c6, 0x1e2cc, 0x1e2d8,
+    0x1e2ee, 0x1e2f2, 0x1e2f4, 0x1e31a, 0x1e332, 0x1e334, 0x1e35c, 0x1e362,
+    0x1e364, 0x1e368, 0x1e3ba, 0x1e40a, 0x1e412, 0x1e414, 0x1e422, 0x1e428,
+    0x1e436, 0x1e442, 0x1e448, 0x1e450, 0x1e45e, 0x1e466, 0x1e46c, 0x1e47a,
+    0x1e482, 0x1e484, 0x1e490, 0x1e49e, 0x1e4a0, 0x1e4bc, 0x1e4c6, 0x1e4cc,
+    0x1e4d8, 0x1e4ee, 0x1e4f2, 0x1e4f4, 0x1e502, 0x1e504, 0x1e508, 0x1e510,
+    0x1e51e, 0x1e520, 0x1e53c, 0x1e540, 0x1e578, 0x1e586, 0x1e58c, 0x1e598,
+    0x1e5b0, 0x1e5be, 0x1e5ce, 0x1e5dc, 0x1e5e2, 0x1e5e4, 0x1e5e8, 0x1e5f6,
+    0x1e61a, 0x1e62e, 0x1e632, 0x1e634, 0x1e64e, 0x1e65c, 0x1e662, 0x1e668,
+    0x1e68e, 0x1e69c, 0x1e6b8, 0x1e6c2, 0x1e6c4, 0x1e6c8, 0x1e6d0, 0x1e6e6,
+    0x1e6fa, 0x1e716, 0x1e726, 0x1e72c, 0x1e73a, 0x1e746, 0x1e74c, 0x1e758,
+    0x1e772, 0x1e774, 0x1e792, 0x1e794, 0x1e7a2, 0x1e7a4, 0x1e7a8, 0x1e7b6,
+    0x1e812, 0x1e814, 0x1e822, 0x1e824, 0x1e828, 0x1e836, 0x1e842, 0x1e844,
+    0x1e848, 0x1e850, 0x1e85e, 0x1e866, 0x1e86c, 0x1e87a, 0x1e882, 0x1e884,
+    0x1e888, 0x1e890, 0x1e89e, 0x1e8a0, 0x1e8bc, 0x1e8c6, 0x1e8cc, 0x1e8d8,
+    0x1e8ee, 0x1e8f2, 0x1e8f4, 0x1e902, 0x1e904, 0x1e908, 0x1e910, 0x1e920,
+    0x1e93c, 0x1e940, 0x1e978, 0x1e986, 0x1e98c, 0x1e998, 0x1e9b0, 0x1e9be,
+    0x1e9ce, 0x1e9dc, 0x1e9e2, 0x1e9e4, 0x1e9e8, 0x1e9f6, 0x1ea04, 0x1ea08,
+    0x1ea10, 0x1ea20, 0x1ea40, 0x1ea78, 0x1eaf0, 0x1eb06, 0x1eb0c, 0x1eb18,
+    0x1eb30, 0x1eb3e, 0x1eb60, 0x1eb7c, 0x1eb8e, 0x1eb9c, 0x1ebb8, 0x1ebc2,
+    0x1ebc4, 0x1ebc8, 0x1ebd0, 0x1ebde, 0x1ebe6, 0x1ebec, 0x1ec1a, 0x1ec2e,
+    0x1ec32, 0x1ec34, 0x1ec4e, 0x1ec5c, 0x1ec62, 0x1ec64, 0x1ec68, 0x1ec8e,
+    0x1ec9c, 0x1ecb8, 0x1ecc2, 0x1ecc4, 0x1ecc8, 0x1ecd0, 0x1ece6, 0x1ecfa,
+    0x1ed0e, 0x1ed1c, 0x1ed38, 0x1ed70, 0x1ed7e, 0x1ed82, 0x1ed84, 0x1ed88,
+    0x1ed90, 0x1ed9e, 0x1eda0, 0x1edcc, 0x1edf2, 0x1edf4, 0x1ee16, 0x1ee26,
+    0x1ee2c, 0x1ee3a, 0x1ee46, 0x1ee4c, 0x1ee58, 0x1ee6e, 0x1ee72, 0x1ee74,
+    0x1ee86, 0x1ee8c, 0x1ee98, 0x1eeb0, 0x1eebe, 0x1eece, 0x1eedc, 0x1eee2,
+    0x1eee4, 0x1eee8, 0x1ef12, 0x1ef22, 0x1ef24, 0x1ef28, 0x1ef36, 0x1ef42,
+    0x1ef44, 0x1ef48, 0x1ef50, 0x1ef5e, 0x1ef66, 0x1ef6c, 0x1ef7a, 0x1efae,
+    0x1efb2, 0x1efb4, 0x1efd6, 0x1f096, 0x1f0a6, 0x1f0ac, 0x1f0ba, 0x1f0ca,
+    0x1f0d2, 0x1f0d4, 0x1f116, 0x1f126, 0x1f12c, 0x1f13a, 0x1f146, 0x1f14c,
+    0x1f158, 0x1f16e, 0x1f172, 0x1f174, 0x1f18a, 0x1f192, 0x1f194, 0x1f1a2,
+    0x1f1a4, 0x1f1a8, 0x1f1da, 0x1f216, 0x1f226, 0x1f22c, 0x1f23a, 0x1f246,
+    0x1f258, 0x1f26e, 0x1f272, 0x1f274, 0x1f286, 0x1f28c, 0x1f298, 0x1f2b0,
+    0x1f2be, 0x1f2ce, 0x1f2dc, 0x1f2e2, 0x1f2e4, 0x1f2e8, 0x1f2f6, 0x1f30a,
+    0x1f312, 0x1f314, 0x1f322, 0x1f328, 0x1f342, 0x1f344, 0x1f348, 0x1f350,
+    0x1f35e, 0x1f366, 0x1f37a, 0x1f39a, 0x1f3ae, 0x1f3b2, 0x1f3b4, 0x1f416,
+    0x1f426, 0x1f42c, 0x1f43a, 0x1f446, 0x1f44c, 0x1f458, 0x1f46e, 0x1f472,
+    0x1f474, 0x1f486, 0x1f48c, 0x1f498, 0x1f4b0, 0x1f4be, 0x1f4ce, 0x1f4dc,
+    0x1f4e2, 0x1f4e4, 0x1f4e8, 0x1f4f6, 0x1f506, 0x1f50c, 0x1f518, 0x1f530,
+    0x1f53e, 0x1f560, 0x1f57c, 0x1f58e, 0x1f59c, 0x1f5b8, 0x1f5c2, 0x1f5c4,
+    0x1f5c8, 0x1f5d0, 0x1f5de, 0x1f5e6, 0x1f5ec, 0x1f5fa, 0x1f60a, 0x1f612,
+    0x1f614, 0x1f622, 0x1f624, 0x1f628, 0x1f636, 0x1f642, 0x1f644, 0x1f648,
+    0x1f650, 0x1f65e, 0x1f666, 0x1f67a, 0x1f682, 0x1f684, 0x1f688, 0x1f690,
+    0x1f69e, 0x1f6a0, 0x1f6bc, 0x1f6cc, 0x1f6f2, 0x1f6f4, 0x1f71a, 0x1f72e,
+    0x1f732, 0x1f734, 0x1f74e, 0x1f75c, 0x1f762, 0x1f764, 0x1f768, 0x1f776,
+    0x1f796, 0x1f7a6, 0x1f7ac, 0x1f7ba, 0x1f7d2, 0x1f7d4, 0x1f89a, 0x1f8ae,
+    0x1f8b2, 0x1f8b4, 0x1f8d6, 0x1f8ea, 0x1f91a, 0x1f92e, 0x1f932, 0x1f934,
+    0x1f94e, 0x1f95c, 0x1f962, 0x1f964, 0x1f968, 0x1f976, 0x1f996, 0x1f9a6,
+    0x1f9ac, 0x1f9ba, 0x1f9ca, 0x1f9d2, 0x1f9d4, 0x1fa1a, 0x1fa2e, 0x1fa32,
+    0x1fa34, 0x1fa4e, 0x1fa5c, 0x1fa62, 0x1fa64, 0x1fa68, 0x1fa76, 0x1fa8e,
+    0x1fa9c, 0x1fab8, 0x1fac2, 0x1fac4, 0x1fac8, 0x1fad0, 0x1fade, 0x1fae6,
+    0x1faec, 0x1fb16, 0x1fb26, 0x1fb2c, 0x1fb3a, 0x1fb46, 0x1fb4c, 0x1fb58,
+    0x1fb6e, 0x1fb72, 0x1fb74, 0x1fb8a, 0x1fb92, 0x1fb94, 0x1fba2, 0x1fba4,
+    0x1fba8, 0x1fbb6, 0x1fbda};
+int32_t CBC_PDF417Common::CODEWORD_TABLE[] = {
+    2627, 1819, 2622, 2621, 1813, 1812, 2729, 2724, 2723, 2779, 2774, 2773,
+    902,  896,  908,  868,  865,  861,  859,  2511, 873,  871,  1780, 835,
+    2493, 825,  2491, 842,  837,  844,  1764, 1762, 811,  810,  809,  2483,
+    807,  2482, 806,  2480, 815,  814,  813,  812,  2484, 817,  816,  1745,
+    1744, 1742, 1746, 2655, 2637, 2635, 2626, 2625, 2623, 2628, 1820, 2752,
+    2739, 2737, 2728, 2727, 2725, 2730, 2785, 2783, 2778, 2777, 2775, 2780,
+    787,  781,  747,  739,  736,  2413, 754,  752,  1719, 692,  689,  681,
+    2371, 678,  2369, 700,  697,  694,  703,  1688, 1686, 642,  638,  2343,
+    631,  2341, 627,  2338, 651,  646,  643,  2345, 654,  652,  1652, 1650,
+    1647, 1654, 601,  599,  2322, 596,  2321, 594,  2319, 2317, 611,  610,
+    608,  606,  2324, 603,  2323, 615,  614,  612,  1617, 1616, 1614, 1612,
+    616,  1619, 1618, 2575, 2538, 2536, 905,  901,  898,  909,  2509, 2507,
+    2504, 870,  867,  864,  860,  2512, 875,  872,  1781, 2490, 2489, 2487,
+    2485, 1748, 836,  834,  832,  830,  2494, 827,  2492, 843,  841,  839,
+    845,  1765, 1763, 2701, 2676, 2674, 2653, 2648, 2656, 2634, 2633, 2631,
+    2629, 1821, 2638, 2636, 2770, 2763, 2761, 2750, 2745, 2753, 2736, 2735,
+    2733, 2731, 1848, 2740, 2738, 2786, 2784, 591,  588,  576,  569,  566,
+    2296, 1590, 537,  534,  526,  2276, 522,  2274, 545,  542,  539,  548,
+    1572, 1570, 481,  2245, 466,  2242, 462,  2239, 492,  485,  482,  2249,
+    496,  494,  1534, 1531, 1528, 1538, 413,  2196, 406,  2191, 2188, 425,
+    419,  2202, 415,  2199, 432,  430,  427,  1472, 1467, 1464, 433,  1476,
+    1474, 368,  367,  2160, 365,  2159, 362,  2157, 2155, 2152, 378,  377,
+    375,  2166, 372,  2165, 369,  2162, 383,  381,  379,  2168, 1419, 1418,
+    1416, 1414, 385,  1411, 384,  1423, 1422, 1420, 1424, 2461, 802,  2441,
+    2439, 790,  786,  783,  794,  2409, 2406, 2403, 750,  742,  738,  2414,
+    756,  753,  1720, 2367, 2365, 2362, 2359, 1663, 693,  691,  684,  2373,
+    680,  2370, 702,  699,  696,  704,  1690, 1687, 2337, 2336, 2334, 2332,
+    1624, 2329, 1622, 640,  637,  2344, 634,  2342, 630,  2340, 650,  648,
+    645,  2346, 655,  653,  1653, 1651, 1649, 1655, 2612, 2597, 2595, 2571,
+    2568, 2565, 2576, 2534, 2529, 2526, 1787, 2540, 2537, 907,  904,  900,
+    910,  2503, 2502, 2500, 2498, 1768, 2495, 1767, 2510, 2508, 2506, 869,
+    866,  863,  2513, 876,  874,  1782, 2720, 2713, 2711, 2697, 2694, 2691,
+    2702, 2672, 2670, 2664, 1828, 2678, 2675, 2647, 2646, 2644, 2642, 1823,
+    2639, 1822, 2654, 2652, 2650, 2657, 2771, 1855, 2765, 2762, 1850, 1849,
+    2751, 2749, 2747, 2754, 353,  2148, 344,  342,  336,  2142, 332,  2140,
+    345,  1375, 1373, 306,  2130, 299,  2128, 295,  2125, 319,  314,  311,
+    2132, 1354, 1352, 1349, 1356, 262,  257,  2101, 253,  2096, 2093, 274,
+    273,  267,  2107, 263,  2104, 280,  278,  275,  1316, 1311, 1308, 1320,
+    1318, 2052, 202,  2050, 2044, 2040, 219,  2063, 212,  2060, 208,  2055,
+    224,  221,  2066, 1260, 1258, 1252, 231,  1248, 229,  1266, 1264, 1261,
+    1268, 155,  1998, 153,  1996, 1994, 1991, 1988, 165,  164,  2007, 162,
+    2006, 159,  2003, 2000, 172,  171,  169,  2012, 166,  2010, 1186, 1184,
+    1182, 1179, 175,  1176, 173,  1192, 1191, 1189, 1187, 176,  1194, 1193,
+    2313, 2307, 2305, 592,  589,  2294, 2292, 2289, 578,  572,  568,  2297,
+    580,  1591, 2272, 2267, 2264, 1547, 538,  536,  529,  2278, 525,  2275,
+    547,  544,  541,  1574, 1571, 2237, 2235, 2229, 1493, 2225, 1489, 478,
+    2247, 470,  2244, 465,  2241, 493,  488,  484,  2250, 498,  495,  1536,
+    1533, 1530, 1539, 2187, 2186, 2184, 2182, 1432, 2179, 1430, 2176, 1427,
+    414,  412,  2197, 409,  2195, 405,  2193, 2190, 426,  424,  421,  2203,
+    418,  2201, 431,  429,  1473, 1471, 1469, 1466, 434,  1477, 1475, 2478,
+    2472, 2470, 2459, 2457, 2454, 2462, 803,  2437, 2432, 2429, 1726, 2443,
+    2440, 792,  789,  785,  2401, 2399, 2393, 1702, 2389, 1699, 2411, 2408,
+    2405, 745,  741,  2415, 758,  755,  1721, 2358, 2357, 2355, 2353, 1661,
+    2350, 1660, 2347, 1657, 2368, 2366, 2364, 2361, 1666, 690,  687,  2374,
+    683,  2372, 701,  698,  705,  1691, 1689, 2619, 2617, 2610, 2608, 2605,
+    2613, 2593, 2588, 2585, 1803, 2599, 2596, 2563, 2561, 2555, 1797, 2551,
+    1795, 2573, 2570, 2567, 2577, 2525, 2524, 2522, 2520, 1786, 2517, 1785,
+    2514, 1783, 2535, 2533, 2531, 2528, 1788, 2541, 2539, 906,  903,  911,
+    2721, 1844, 2715, 2712, 1838, 1836, 2699, 2696, 2693, 2703, 1827, 1826,
+    1824, 2673, 2671, 2669, 2666, 1829, 2679, 2677, 1858, 1857, 2772, 1854,
+    1853, 1851, 1856, 2766, 2764, 143,  1987, 139,  1986, 135,  133,  131,
+    1984, 128,  1983, 125,  1981, 138,  137,  136,  1985, 1133, 1132, 1130,
+    112,  110,  1974, 107,  1973, 104,  1971, 1969, 122,  121,  119,  117,
+    1977, 114,  1976, 124,  1115, 1114, 1112, 1110, 1117, 1116, 84,   83,
+    1953, 81,   1952, 78,   1950, 1948, 1945, 94,   93,   91,   1959, 88,
+    1958, 85,   1955, 99,   97,   95,   1961, 1086, 1085, 1083, 1081, 1078,
+    100,  1090, 1089, 1087, 1091, 49,   47,   1917, 44,   1915, 1913, 1910,
+    1907, 59,   1926, 56,   1925, 53,   1922, 1919, 66,   64,   1931, 61,
+    1929, 1042, 1040, 1038, 71,   1035, 70,   1032, 68,   1048, 1047, 1045,
+    1043, 1050, 1049, 12,   10,   1869, 1867, 1864, 1861, 21,   1880, 19,
+    1877, 1874, 1871, 28,   1888, 25,   1886, 22,   1883, 982,  980,  977,
+    974,  32,   30,   991,  989,  987,  984,  34,   995,  994,  992,  2151,
+    2150, 2147, 2146, 2144, 356,  355,  354,  2149, 2139, 2138, 2136, 2134,
+    1359, 343,  341,  338,  2143, 335,  2141, 348,  347,  346,  1376, 1374,
+    2124, 2123, 2121, 2119, 1326, 2116, 1324, 310,  308,  305,  2131, 302,
+    2129, 298,  2127, 320,  318,  316,  313,  2133, 322,  321,  1355, 1353,
+    1351, 1357, 2092, 2091, 2089, 2087, 1276, 2084, 1274, 2081, 1271, 259,
+    2102, 256,  2100, 252,  2098, 2095, 272,  269,  2108, 266,  2106, 281,
+    279,  277,  1317, 1315, 1313, 1310, 282,  1321, 1319, 2039, 2037, 2035,
+    2032, 1203, 2029, 1200, 1197, 207,  2053, 205,  2051, 201,  2049, 2046,
+    2043, 220,  218,  2064, 215,  2062, 211,  2059, 228,  226,  223,  2069,
+    1259, 1257, 1254, 232,  1251, 230,  1267, 1265, 1263, 2316, 2315, 2312,
+    2311, 2309, 2314, 2304, 2303, 2301, 2299, 1593, 2308, 2306, 590,  2288,
+    2287, 2285, 2283, 1578, 2280, 1577, 2295, 2293, 2291, 579,  577,  574,
+    571,  2298, 582,  581,  1592, 2263, 2262, 2260, 2258, 1545, 2255, 1544,
+    2252, 1541, 2273, 2271, 2269, 2266, 1550, 535,  532,  2279, 528,  2277,
+    546,  543,  549,  1575, 1573, 2224, 2222, 2220, 1486, 2217, 1485, 2214,
+    1482, 1479, 2238, 2236, 2234, 2231, 1496, 2228, 1492, 480,  477,  2248,
+    473,  2246, 469,  2243, 490,  487,  2251, 497,  1537, 1535, 1532, 2477,
+    2476, 2474, 2479, 2469, 2468, 2466, 2464, 1730, 2473, 2471, 2453, 2452,
+    2450, 2448, 1729, 2445, 1728, 2460, 2458, 2456, 2463, 805,  804,  2428,
+    2427, 2425, 2423, 1725, 2420, 1724, 2417, 1722, 2438, 2436, 2434, 2431,
+    1727, 2444, 2442, 793,  791,  788,  795,  2388, 2386, 2384, 1697, 2381,
+    1696, 2378, 1694, 1692, 2402, 2400, 2398, 2395, 1703, 2392, 1701, 2412,
+    2410, 2407, 751,  748,  744,  2416, 759,  757,  1807, 2620, 2618, 1806,
+    1805, 2611, 2609, 2607, 2614, 1802, 1801, 1799, 2594, 2592, 2590, 2587,
+    1804, 2600, 2598, 1794, 1793, 1791, 1789, 2564, 2562, 2560, 2557, 1798,
+    2554, 1796, 2574, 2572, 2569, 2578, 1847, 1846, 2722, 1843, 1842, 1840,
+    1845, 2716, 2714, 1835, 1834, 1832, 1830, 1839, 1837, 2700, 2698, 2695,
+    2704, 1817, 1811, 1810, 897,  862,  1777, 829,  826,  838,  1760, 1758,
+    808,  2481, 1741, 1740, 1738, 1743, 2624, 1818, 2726, 2776, 782,  740,
+    737,  1715, 686,  679,  695,  1682, 1680, 639,  628,  2339, 647,  644,
+    1645, 1643, 1640, 1648, 602,  600,  597,  595,  2320, 593,  2318, 609,
+    607,  604,  1611, 1610, 1608, 1606, 613,  1615, 1613, 2328, 926,  924,
+    892,  886,  899,  857,  850,  2505, 1778, 824,  823,  821,  819,  2488,
+    818,  2486, 833,  831,  828,  840,  1761, 1759, 2649, 2632, 2630, 2746,
+    2734, 2732, 2782, 2781, 570,  567,  1587, 531,  527,  523,  540,  1566,
+    1564, 476,  467,  463,  2240, 486,  483,  1524, 1521, 1518, 1529, 411,
+    403,  2192, 399,  2189, 423,  416,  1462, 1457, 1454, 428,  1468, 1465,
+    2210, 366,  363,  2158, 360,  2156, 357,  2153, 376,  373,  370,  2163,
+    1410, 1409, 1407, 1405, 382,  1402, 380,  1417, 1415, 1412, 1421, 2175,
+    2174, 777,  774,  771,  784,  732,  725,  722,  2404, 743,  1716, 676,
+    674,  668,  2363, 665,  2360, 685,  1684, 1681, 626,  624,  622,  2335,
+    620,  2333, 617,  2330, 641,  635,  649,  1646, 1644, 1642, 2566, 928,
+    925,  2530, 2527, 894,  891,  888,  2501, 2499, 2496, 858,  856,  854,
+    851,  1779, 2692, 2668, 2665, 2645, 2643, 2640, 2651, 2768, 2759, 2757,
+    2744, 2743, 2741, 2748, 352,  1382, 340,  337,  333,  1371, 1369, 307,
+    300,  296,  2126, 315,  312,  1347, 1342, 1350, 261,  258,  250,  2097,
+    246,  2094, 271,  268,  264,  1306, 1301, 1298, 276,  1312, 1309, 2115,
+    203,  2048, 195,  2045, 191,  2041, 213,  209,  2056, 1246, 1244, 1238,
+    225,  1234, 222,  1256, 1253, 1249, 1262, 2080, 2079, 154,  1997, 150,
+    1995, 147,  1992, 1989, 163,  160,  2004, 156,  2001, 1175, 1174, 1172,
+    1170, 1167, 170,  1164, 167,  1185, 1183, 1180, 1177, 174,  1190, 1188,
+    2025, 2024, 2022, 587,  586,  564,  559,  556,  2290, 573,  1588, 520,
+    518,  512,  2268, 508,  2265, 530,  1568, 1565, 461,  457,  2233, 450,
+    2230, 446,  2226, 479,  471,  489,  1526, 1523, 1520, 397,  395,  2185,
+    392,  2183, 389,  2180, 2177, 410,  2194, 402,  422,  1463, 1461, 1459,
+    1456, 1470, 2455, 799,  2433, 2430, 779,  776,  773,  2397, 2394, 2390,
+    734,  728,  724,  746,  1717, 2356, 2354, 2351, 2348, 1658, 677,  675,
+    673,  670,  667,  688,  1685, 1683, 2606, 2589, 2586, 2559, 2556, 2552,
+    927,  2523, 2521, 2518, 2515, 1784, 2532, 895,  893,  890,  2718, 2709,
+    2707, 2689, 2687, 2684, 2663, 2662, 2660, 2658, 1825, 2667, 2769, 1852,
+    2760, 2758, 142,  141,  1139, 1138, 134,  132,  129,  126,  1982, 1129,
+    1128, 1126, 1131, 113,  111,  108,  105,  1972, 101,  1970, 120,  118,
+    115,  1109, 1108, 1106, 1104, 123,  1113, 1111, 82,   79,   1951, 75,
+    1949, 72,   1946, 92,   89,   86,   1956, 1077, 1076, 1074, 1072, 98,
+    1069, 96,   1084, 1082, 1079, 1088, 1968, 1967, 48,   45,   1916, 42,
+    1914, 39,   1911, 1908, 60,   57,   54,   1923, 50,   1920, 1031, 1030,
+    1028, 1026, 67,   1023, 65,   1020, 62,   1041, 1039, 1036, 1033, 69,
+    1046, 1044, 1944, 1943, 1941, 11,   9,    1868, 7,    1865, 1862, 1859,
+    20,   1878, 16,   1875, 13,   1872, 970,  968,  966,  963,  29,   960,
+    26,   23,   983,  981,  978,  975,  33,   971,  31,   990,  988,  985,
+    1906, 1904, 1902, 993,  351,  2145, 1383, 331,  330,  328,  326,  2137,
+    323,  2135, 339,  1372, 1370, 294,  293,  291,  289,  2122, 286,  2120,
+    283,  2117, 309,  303,  317,  1348, 1346, 1344, 245,  244,  242,  2090,
+    239,  2088, 236,  2085, 2082, 260,  2099, 249,  270,  1307, 1305, 1303,
+    1300, 1314, 189,  2038, 186,  2036, 183,  2033, 2030, 2026, 206,  198,
+    2047, 194,  216,  1247, 1245, 1243, 1240, 227,  1237, 1255, 2310, 2302,
+    2300, 2286, 2284, 2281, 565,  563,  561,  558,  575,  1589, 2261, 2259,
+    2256, 2253, 1542, 521,  519,  517,  514,  2270, 511,  533,  1569, 1567,
+    2223, 2221, 2218, 2215, 1483, 2211, 1480, 459,  456,  453,  2232, 449,
+    474,  491,  1527, 1525, 1522, 2475, 2467, 2465, 2451, 2449, 2446, 801,
+    800,  2426, 2424, 2421, 2418, 1723, 2435, 780,  778,  775,  2387, 2385,
+    2382, 2379, 1695, 2375, 1693, 2396, 735,  733,  730,  727,  749,  1718,
+    2616, 2615, 2604, 2603, 2601, 2584, 2583, 2581, 2579, 1800, 2591, 2550,
+    2549, 2547, 2545, 1792, 2542, 1790, 2558, 929,  2719, 1841, 2710, 2708,
+    1833, 1831, 2690, 2688, 2686, 1815, 1809, 1808, 1774, 1756, 1754, 1737,
+    1736, 1734, 1739, 1816, 1711, 1676, 1674, 633,  629,  1638, 1636, 1633,
+    1641, 598,  1605, 1604, 1602, 1600, 605,  1609, 1607, 2327, 887,  853,
+    1775, 822,  820,  1757, 1755, 1584, 524,  1560, 1558, 468,  464,  1514,
+    1511, 1508, 1519, 408,  404,  400,  1452, 1447, 1444, 417,  1458, 1455,
+    2208, 364,  361,  358,  2154, 1401, 1400, 1398, 1396, 374,  1393, 371,
+    1408, 1406, 1403, 1413, 2173, 2172, 772,  726,  723,  1712, 672,  669,
+    666,  682,  1678, 1675, 625,  623,  621,  618,  2331, 636,  632,  1639,
+    1637, 1635, 920,  918,  884,  880,  889,  849,  848,  847,  846,  2497,
+    855,  852,  1776, 2641, 2742, 2787, 1380, 334,  1367, 1365, 301,  297,
+    1340, 1338, 1335, 1343, 255,  251,  247,  1296, 1291, 1288, 265,  1302,
+    1299, 2113, 204,  196,  192,  2042, 1232, 1230, 1224, 214,  1220, 210,
+    1242, 1239, 1235, 1250, 2077, 2075, 151,  148,  1993, 144,  1990, 1163,
+    1162, 1160, 1158, 1155, 161,  1152, 157,  1173, 1171, 1168, 1165, 168,
+    1181, 1178, 2021, 2020, 2018, 2023, 585,  560,  557,  1585, 516,  509,
+    1562, 1559, 458,  447,  2227, 472,  1516, 1513, 1510, 398,  396,  393,
+    390,  2181, 386,  2178, 407,  1453, 1451, 1449, 1446, 420,  1460, 2209,
+    769,  764,  720,  712,  2391, 729,  1713, 664,  663,  661,  659,  2352,
+    656,  2349, 671,  1679, 1677, 2553, 922,  919,  2519, 2516, 885,  883,
+    881,  2685, 2661, 2659, 2767, 2756, 2755, 140,  1137, 1136, 130,  127,
+    1125, 1124, 1122, 1127, 109,  106,  102,  1103, 1102, 1100, 1098, 116,
+    1107, 1105, 1980, 80,   76,   73,   1947, 1068, 1067, 1065, 1063, 90,
+    1060, 87,   1075, 1073, 1070, 1080, 1966, 1965, 46,   43,   40,   1912,
+    36,   1909, 1019, 1018, 1016, 1014, 58,   1011, 55,   1008, 51,   1029,
+    1027, 1024, 1021, 63,   1037, 1034, 1940, 1939, 1937, 1942, 8,    1866,
+    4,    1863, 1,    1860, 956,  954,  952,  949,  946,  17,   14,   969,
+    967,  964,  961,  27,   957,  24,   979,  976,  972,  1901, 1900, 1898,
+    1896, 986,  1905, 1903, 350,  349,  1381, 329,  327,  324,  1368, 1366,
+    292,  290,  287,  284,  2118, 304,  1341, 1339, 1337, 1345, 243,  240,
+    237,  2086, 233,  2083, 254,  1297, 1295, 1293, 1290, 1304, 2114, 190,
+    187,  184,  2034, 180,  2031, 177,  2027, 199,  1233, 1231, 1229, 1226,
+    217,  1223, 1241, 2078, 2076, 584,  555,  554,  552,  550,  2282, 562,
+    1586, 507,  506,  504,  502,  2257, 499,  2254, 515,  1563, 1561, 445,
+    443,  441,  2219, 438,  2216, 435,  2212, 460,  454,  475,  1517, 1515,
+    1512, 2447, 798,  797,  2422, 2419, 770,  768,  766,  2383, 2380, 2376,
+    721,  719,  717,  714,  731,  1714, 2602, 2582, 2580, 2548, 2546, 2543,
+    923,  921,  2717, 2706, 2705, 2683, 2682, 2680, 1771, 1752, 1750, 1733,
+    1732, 1731, 1735, 1814, 1707, 1670, 1668, 1631, 1629, 1626, 1634, 1599,
+    1598, 1596, 1594, 1603, 1601, 2326, 1772, 1753, 1751, 1581, 1554, 1552,
+    1504, 1501, 1498, 1509, 1442, 1437, 1434, 401,  1448, 1445, 2206, 1392,
+    1391, 1389, 1387, 1384, 359,  1399, 1397, 1394, 1404, 2171, 2170, 1708,
+    1672, 1669, 619,  1632, 1630, 1628, 1773, 1378, 1363, 1361, 1333, 1328,
+    1336, 1286, 1281, 1278, 248,  1292, 1289, 2111, 1218, 1216, 1210, 197,
+    1206, 193,  1228, 1225, 1221, 1236, 2073, 2071, 1151, 1150, 1148, 1146,
+    152,  1143, 149,  1140, 145,  1161, 1159, 1156, 1153, 158,  1169, 1166,
+    2017, 2016, 2014, 2019, 1582, 510,  1556, 1553, 452,  448,  1506, 1500,
+    394,  391,  387,  1443, 1441, 1439, 1436, 1450, 2207, 765,  716,  713,
+    1709, 662,  660,  657,  1673, 1671, 916,  914,  879,  878,  877,  882,
+    1135, 1134, 1121, 1120, 1118, 1123, 1097, 1096, 1094, 1092, 103,  1101,
+    1099, 1979, 1059, 1058, 1056, 1054, 77,   1051, 74,   1066, 1064, 1061,
+    1071, 1964, 1963, 1007, 1006, 1004, 1002, 999,  41,   996,  37,   1017,
+    1015, 1012, 1009, 52,   1025, 1022, 1936, 1935, 1933, 1938, 942,  940,
+    938,  935,  932,  5,    2,    955,  953,  950,  947,  18,   943,  15,
+    965,  962,  958,  1895, 1894, 1892, 1890, 973,  1899, 1897, 1379, 325,
+    1364, 1362, 288,  285,  1334, 1332, 1330, 241,  238,  234,  1287, 1285,
+    1283, 1280, 1294, 2112, 188,  185,  181,  178,  2028, 1219, 1217, 1215,
+    1212, 200,  1209, 1227, 2074, 2072, 583,  553,  551,  1583, 505,  503,
+    500,  513,  1557, 1555, 444,  442,  439,  436,  2213, 455,  451,  1507,
+    1505, 1502, 796,  763,  762,  760,  767,  711,  710,  708,  706,  2377,
+    718,  715,  1710, 2544, 917,  915,  2681, 1627, 1597, 1595, 2325, 1769,
+    1749, 1747, 1499, 1438, 1435, 2204, 1390, 1388, 1385, 1395, 2169, 2167,
+    1704, 1665, 1662, 1625, 1623, 1620, 1770, 1329, 1282, 1279, 2109, 1214,
+    1207, 1222, 2068, 2065, 1149, 1147, 1144, 1141, 146,  1157, 1154, 2013,
+    2011, 2008, 2015, 1579, 1549, 1546, 1495, 1487, 1433, 1431, 1428, 1425,
+    388,  1440, 2205, 1705, 658,  1667, 1664, 1119, 1095, 1093, 1978, 1057,
+    1055, 1052, 1062, 1962, 1960, 1005, 1003, 1000, 997,  38,   1013, 1010,
+    1932, 1930, 1927, 1934, 941,  939,  936,  933,  6,    930,  3,    951,
+    948,  944,  1889, 1887, 1884, 1881, 959,  1893, 1891, 35,   1377, 1360,
+    1358, 1327, 1325, 1322, 1331, 1277, 1275, 1272, 1269, 235,  1284, 2110,
+    1205, 1204, 1201, 1198, 182,  1195, 179,  1213, 2070, 2067, 1580, 501,
+    1551, 1548, 440,  437,  1497, 1494, 1490, 1503, 761,  709,  707,  1706,
+    913,  912,  2198, 1386, 2164, 2161, 1621, 1766, 2103, 1208, 2058, 2054,
+    1145, 1142, 2005, 2002, 1999, 2009, 1488, 1429, 1426, 2200, 1698, 1659,
+    1656, 1975, 1053, 1957, 1954, 1001, 998,  1924, 1921, 1918, 1928, 937,
+    934,  931,  1879, 1876, 1873, 1870, 945,  1885, 1882, 1323, 1273, 1270,
+    2105, 1202, 1199, 1196, 1211, 2061, 2057, 1576, 1543, 1540, 1484, 1481,
+    1478, 1491, 1700};
+
+CBC_PDF417Common::CBC_PDF417Common() {}
+CBC_PDF417Common::~CBC_PDF417Common() {}
+int32_t CBC_PDF417Common::getBitCountSum(CFX_Int32Array& moduleBitCount) {
+  int32_t bitCountSum = 0;
+  for (int32_t i = 0; i < moduleBitCount.GetSize(); i++) {
+    int32_t count = moduleBitCount.GetAt(i);
+    bitCountSum += count;
+  }
+  return bitCountSum;
+}
+int32_t CBC_PDF417Common::getCodeword(FX_DWORD symbol) {
+  FX_DWORD sym = symbol & 0x3FFFF;
+  int32_t i = findCodewordIndex(sym);
+  if (i == -1) {
+    return -1;
+  }
+  return (CODEWORD_TABLE[i] - 1) % NUMBER_OF_CODEWORDS;
+}
+int32_t CBC_PDF417Common::findCodewordIndex(FX_DWORD symbol) {
+  int32_t first = 0;
+  int32_t upto = sizeof(SYMBOL_TABLE) / sizeof(SYMBOL_TABLE[0]);
+  while (first < upto) {
+    int32_t mid = ((FX_DWORD)(first + upto)) >> 1;
+    if (symbol < (FX_DWORD)SYMBOL_TABLE[mid]) {
+      upto = mid;
+    } else if (symbol > (FX_DWORD)SYMBOL_TABLE[mid]) {
+      first = mid + 1;
+    } else {
+      return mid;
+    }
+  }
+  return -1;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Common.h b/xfa/fxbarcode/pdf417/BC_PDF417Common.h
new file mode 100644
index 0000000..61e93ab
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Common.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417COMMON_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417COMMON_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_PDF417Common {
+ public:
+  CBC_PDF417Common();
+  virtual ~CBC_PDF417Common();
+  static int32_t getBitCountSum(CFX_Int32Array& moduleBitCount);
+  static int32_t getCodeword(FX_DWORD symbol);
+  static int32_t NUMBER_OF_CODEWORDS;
+  static int32_t MAX_CODEWORDS_IN_BARCODE;
+  static int32_t MIN_ROWS_IN_BARCODE;
+  static int32_t MAX_ROWS_IN_BARCODE;
+  static int32_t MAX_CODEWORDS_IN_ROW;
+  static int32_t MODULES_IN_CODEWORD;
+  static int32_t MODULES_IN_STOP_PATTERN;
+  static int32_t BARS_IN_MODULE;
+  static int32_t SYMBOL_TABLE[];
+  static int32_t CODEWORD_TABLE[];
+
+ private:
+  static CFX_Int32Array* EMPTY_INT_ARRAY;
+  static int32_t findCodewordIndex(FX_DWORD symbol);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417COMMON_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Compaction.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Compaction.cpp
new file mode 100644
index 0000000..d3a1663
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Compaction.cpp
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+
+CBC_Compaction::CBC_Compaction() {}
+CBC_Compaction::~CBC_Compaction() {}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Compaction.h b/xfa/fxbarcode/pdf417/BC_PDF417Compaction.h
new file mode 100644
index 0000000..2df0fce
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Compaction.h
@@ -0,0 +1,18 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417COMPACTION_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417COMPACTION_H_
+
+class CBC_Compaction;
+enum Compaction { AUTO, TEXT, BYTES, NUMERIC };
+class CBC_Compaction {
+ public:
+  CBC_Compaction();
+  virtual ~CBC_Compaction();
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417COMPACTION_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.cpp b/xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.cpp
new file mode 100644
index 0000000..d52648c6
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.cpp
@@ -0,0 +1,493 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+
+#include <stdlib.h>
+
+#include "third_party/bigint/BigIntegerLibrary.hh"
+#include "xfa/fxbarcode/BC_DecoderResult.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.h"
+#include "xfa/fxbarcode/utils.h"
+
+#define TEXT_COMPACTION_MODE_LATCH 900
+#define BYTE_COMPACTION_MODE_LATCH 901
+#define NUMERIC_COMPACTION_MODE_LATCH 902
+#define BYTE_COMPACTION_MODE_LATCH_6 924
+#define BEGIN_MACRO_PDF417_CONTROL_BLOCK 928
+#define BEGIN_MACRO_PDF417_OPTIONAL_FIELD 923
+#define MACRO_PDF417_TERMINATOR 922
+#define MODE_SHIFT_TO_BYTE_COMPACTION_MODE 913
+
+int32_t CBC_DecodedBitStreamPaser::MAX_NUMERIC_CODEWORDS = 15;
+int32_t CBC_DecodedBitStreamPaser::NUMBER_OF_SEQUENCE_CODEWORDS = 2;
+int32_t CBC_DecodedBitStreamPaser::PL = 25;
+int32_t CBC_DecodedBitStreamPaser::LL = 27;
+int32_t CBC_DecodedBitStreamPaser::AS = 27;
+int32_t CBC_DecodedBitStreamPaser::ML = 28;
+int32_t CBC_DecodedBitStreamPaser::AL = 28;
+int32_t CBC_DecodedBitStreamPaser::PS = 29;
+int32_t CBC_DecodedBitStreamPaser::PAL = 29;
+FX_CHAR CBC_DecodedBitStreamPaser::PUNCT_CHARS[29] = {
+    ';', '<',  '>',  '@', '[', '\\', '}', '_', '`', '~',
+    '!', '\r', '\t', ',', ':', '\n', '-', '.', '$', '/',
+    '"', '|',  '*',  '(', ')', '?',  '{', '}', '\''};
+FX_CHAR CBC_DecodedBitStreamPaser::MIXED_CHARS[30] = {
+    '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '&', '\r', '\t',
+    ',', ':', '#', '-', '.', '$', '/', '+', '%', '*', '=', '^'};
+
+void CBC_DecodedBitStreamPaser::Initialize() {}
+void CBC_DecodedBitStreamPaser::Finalize() {}
+CBC_DecodedBitStreamPaser::CBC_DecodedBitStreamPaser() {}
+CBC_DecodedBitStreamPaser::~CBC_DecodedBitStreamPaser() {}
+CBC_CommonDecoderResult* CBC_DecodedBitStreamPaser::decode(
+    CFX_Int32Array& codewords,
+    CFX_ByteString ecLevel,
+    int32_t& e) {
+  CFX_ByteString result;
+  int32_t codeIndex = 1;
+  int32_t code = codewords.GetAt(codeIndex);
+  codeIndex++;
+  CBC_PDF417ResultMetadata* resultMetadata = new CBC_PDF417ResultMetadata;
+  while (codeIndex < codewords[0]) {
+    switch (code) {
+      case TEXT_COMPACTION_MODE_LATCH:
+        codeIndex = textCompaction(codewords, codeIndex, result);
+        break;
+      case BYTE_COMPACTION_MODE_LATCH:
+        codeIndex = byteCompaction(code, codewords, codeIndex, result);
+        break;
+      case NUMERIC_COMPACTION_MODE_LATCH:
+        codeIndex = numericCompaction(codewords, codeIndex, result, e);
+        BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        break;
+      case MODE_SHIFT_TO_BYTE_COMPACTION_MODE:
+        codeIndex = byteCompaction(code, codewords, codeIndex, result);
+        break;
+      case BYTE_COMPACTION_MODE_LATCH_6:
+        codeIndex = byteCompaction(code, codewords, codeIndex, result);
+        break;
+      case BEGIN_MACRO_PDF417_CONTROL_BLOCK:
+        codeIndex = decodeMacroBlock(codewords, codeIndex, resultMetadata, e);
+        if (e != BCExceptionNO) {
+          delete resultMetadata;
+          return NULL;
+        }
+        break;
+      default:
+        codeIndex--;
+        codeIndex = textCompaction(codewords, codeIndex, result);
+        break;
+    }
+    if (codeIndex < codewords.GetSize()) {
+      code = codewords[codeIndex++];
+    } else {
+      e = BCExceptionFormatInstance;
+      delete resultMetadata;
+      return NULL;
+    }
+  }
+  if (result.GetLength() == 0) {
+    e = BCExceptionFormatInstance;
+    delete resultMetadata;
+    return NULL;
+  }
+  CFX_ByteArray rawBytes;
+  CFX_PtrArray byteSegments;
+  CBC_CommonDecoderResult* tempCd = new CBC_CommonDecoderResult();
+  tempCd->Init(rawBytes, result, byteSegments, ecLevel, e);
+  if (e != BCExceptionNO) {
+    delete resultMetadata;
+    return NULL;
+  }
+  tempCd->setOther(resultMetadata);
+  return tempCd;
+}
+int32_t CBC_DecodedBitStreamPaser::decodeMacroBlock(
+    CFX_Int32Array& codewords,
+    int32_t codeIndex,
+    CBC_PDF417ResultMetadata* resultMetadata,
+    int32_t& e) {
+  if (codeIndex + NUMBER_OF_SEQUENCE_CODEWORDS > codewords[0]) {
+    e = BCExceptionFormatInstance;
+    return -1;
+  }
+  CFX_Int32Array segmentIndexArray;
+  segmentIndexArray.SetSize(NUMBER_OF_SEQUENCE_CODEWORDS);
+  for (int32_t i = 0; i < NUMBER_OF_SEQUENCE_CODEWORDS; i++, codeIndex++) {
+    segmentIndexArray.SetAt(i, codewords[codeIndex]);
+  }
+  CFX_ByteString str =
+      decodeBase900toBase10(segmentIndexArray, NUMBER_OF_SEQUENCE_CODEWORDS, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+  resultMetadata->setSegmentIndex(atoi(str.GetBuffer(str.GetLength())));
+  CFX_ByteString fileId;
+  codeIndex = textCompaction(codewords, codeIndex, fileId);
+  resultMetadata->setFileId(fileId);
+  if (codewords[codeIndex] == BEGIN_MACRO_PDF417_OPTIONAL_FIELD) {
+    codeIndex++;
+    CFX_Int32Array additionalOptionCodeWords;
+    additionalOptionCodeWords.SetSize(codewords[0] - codeIndex);
+    int32_t additionalOptionCodeWordsIndex = 0;
+    FX_BOOL end = FALSE;
+    while ((codeIndex < codewords[0]) && !end) {
+      int32_t code = codewords[codeIndex++];
+      if (code < TEXT_COMPACTION_MODE_LATCH) {
+        additionalOptionCodeWords[additionalOptionCodeWordsIndex++] = code;
+      } else {
+        switch (code) {
+          case MACRO_PDF417_TERMINATOR:
+            resultMetadata->setLastSegment(TRUE);
+            codeIndex++;
+            end = TRUE;
+            break;
+          default:
+            e = BCExceptionFormatInstance;
+            return -1;
+        }
+      }
+    }
+    CFX_Int32Array array;
+    array.SetSize(additionalOptionCodeWordsIndex);
+    array.Copy(additionalOptionCodeWords);
+    resultMetadata->setOptionalData(array);
+  } else if (codewords[codeIndex] == MACRO_PDF417_TERMINATOR) {
+    resultMetadata->setLastSegment(TRUE);
+    codeIndex++;
+  }
+  return codeIndex;
+}
+int32_t CBC_DecodedBitStreamPaser::textCompaction(CFX_Int32Array& codewords,
+                                                  int32_t codeIndex,
+                                                  CFX_ByteString& result) {
+  CFX_Int32Array textCompactionData;
+  textCompactionData.SetSize((codewords[0] - codeIndex) << 1);
+  CFX_Int32Array byteCompactionData;
+  byteCompactionData.SetSize((codewords[0] - codeIndex) << 1);
+  int32_t index = 0;
+  FX_BOOL end = FALSE;
+  while ((codeIndex < codewords[0]) && !end) {
+    int32_t code = codewords[codeIndex++];
+    if (code < TEXT_COMPACTION_MODE_LATCH) {
+      textCompactionData[index] = code / 30;
+      textCompactionData[index + 1] = code % 30;
+      index += 2;
+    } else {
+      switch (code) {
+        case TEXT_COMPACTION_MODE_LATCH:
+          textCompactionData[index++] = TEXT_COMPACTION_MODE_LATCH;
+          break;
+        case BYTE_COMPACTION_MODE_LATCH:
+          codeIndex--;
+          end = TRUE;
+          break;
+        case NUMERIC_COMPACTION_MODE_LATCH:
+          codeIndex--;
+          end = TRUE;
+          break;
+        case BEGIN_MACRO_PDF417_CONTROL_BLOCK:
+          codeIndex--;
+          end = TRUE;
+          break;
+        case BEGIN_MACRO_PDF417_OPTIONAL_FIELD:
+          codeIndex--;
+          end = TRUE;
+          break;
+        case MACRO_PDF417_TERMINATOR:
+          codeIndex--;
+          end = TRUE;
+          break;
+        case MODE_SHIFT_TO_BYTE_COMPACTION_MODE:
+          textCompactionData[index] = MODE_SHIFT_TO_BYTE_COMPACTION_MODE;
+          code = codewords[codeIndex++];
+          byteCompactionData[index] = code;
+          index++;
+          break;
+        case BYTE_COMPACTION_MODE_LATCH_6:
+          codeIndex--;
+          end = TRUE;
+          break;
+      }
+    }
+  }
+  decodeTextCompaction(textCompactionData, byteCompactionData, index, result);
+  return codeIndex;
+}
+void CBC_DecodedBitStreamPaser::decodeTextCompaction(
+    CFX_Int32Array& textCompactionData,
+    CFX_Int32Array& byteCompactionData,
+    int32_t length,
+    CFX_ByteString& result) {
+  Mode subMode = ALPHA;
+  Mode priorToShiftMode = ALPHA;
+  int32_t i = 0;
+  while (i < length) {
+    int32_t subModeCh = textCompactionData[i];
+    FX_CHAR ch = 0;
+    switch (subMode) {
+      case ALPHA:
+        if (subModeCh < 26) {
+          ch = (FX_CHAR)('A' + subModeCh);
+        } else {
+          if (subModeCh == 26) {
+            ch = ' ';
+          } else if (subModeCh == LL) {
+            subMode = LOWER;
+          } else if (subModeCh == ML) {
+            subMode = MIXED;
+          } else if (subModeCh == PS) {
+            priorToShiftMode = subMode;
+            subMode = PUNCT_SHIFT;
+          } else if (subModeCh == MODE_SHIFT_TO_BYTE_COMPACTION_MODE) {
+            result += (FX_CHAR)byteCompactionData[i];
+          } else if (subModeCh == TEXT_COMPACTION_MODE_LATCH) {
+            subMode = ALPHA;
+          }
+        }
+        break;
+      case LOWER:
+        if (subModeCh < 26) {
+          ch = (FX_CHAR)('a' + subModeCh);
+        } else {
+          if (subModeCh == 26) {
+            ch = ' ';
+          } else if (subModeCh == AS) {
+            priorToShiftMode = subMode;
+            subMode = ALPHA_SHIFT;
+          } else if (subModeCh == ML) {
+            subMode = MIXED;
+          } else if (subModeCh == PS) {
+            priorToShiftMode = subMode;
+            subMode = PUNCT_SHIFT;
+          } else if (subModeCh == MODE_SHIFT_TO_BYTE_COMPACTION_MODE) {
+            result += (FX_CHAR)byteCompactionData[i];
+          } else if (subModeCh == TEXT_COMPACTION_MODE_LATCH) {
+            subMode = ALPHA;
+          }
+        }
+        break;
+      case MIXED:
+        if (subModeCh < PL) {
+          ch = MIXED_CHARS[subModeCh];
+        } else {
+          if (subModeCh == PL) {
+            subMode = PUNCT;
+          } else if (subModeCh == 26) {
+            ch = ' ';
+          } else if (subModeCh == LL) {
+            subMode = LOWER;
+          } else if (subModeCh == AL) {
+            subMode = ALPHA;
+          } else if (subModeCh == PS) {
+            priorToShiftMode = subMode;
+            subMode = PUNCT_SHIFT;
+          } else if (subModeCh == MODE_SHIFT_TO_BYTE_COMPACTION_MODE) {
+            result += (FX_CHAR)byteCompactionData[i];
+          } else if (subModeCh == TEXT_COMPACTION_MODE_LATCH) {
+            subMode = ALPHA;
+          }
+        }
+        break;
+      case PUNCT:
+        if (subModeCh < PAL) {
+          ch = PUNCT_CHARS[subModeCh];
+        } else {
+          if (subModeCh == PAL) {
+            subMode = ALPHA;
+          } else if (subModeCh == MODE_SHIFT_TO_BYTE_COMPACTION_MODE) {
+            result += (FX_CHAR)byteCompactionData[i];
+          } else if (subModeCh == TEXT_COMPACTION_MODE_LATCH) {
+            subMode = ALPHA;
+          }
+        }
+        break;
+      case ALPHA_SHIFT:
+        subMode = priorToShiftMode;
+        if (subModeCh < 26) {
+          ch = (FX_CHAR)('A' + subModeCh);
+        } else {
+          if (subModeCh == 26) {
+            ch = ' ';
+          } else if (subModeCh == TEXT_COMPACTION_MODE_LATCH) {
+            subMode = ALPHA;
+          }
+        }
+        break;
+      case PUNCT_SHIFT:
+        subMode = priorToShiftMode;
+        if (subModeCh < PAL) {
+          ch = PUNCT_CHARS[subModeCh];
+        } else {
+          if (subModeCh == PAL) {
+            subMode = ALPHA;
+          } else if (subModeCh == MODE_SHIFT_TO_BYTE_COMPACTION_MODE) {
+            result += (FX_CHAR)byteCompactionData[i];
+          } else if (subModeCh == TEXT_COMPACTION_MODE_LATCH) {
+            subMode = ALPHA;
+          }
+        }
+        break;
+    }
+    if (ch != 0) {
+      result += ch;
+    }
+    i++;
+  }
+}
+int32_t CBC_DecodedBitStreamPaser::byteCompaction(int32_t mode,
+                                                  CFX_Int32Array& codewords,
+                                                  int32_t codeIndex,
+                                                  CFX_ByteString& result) {
+  if (mode == BYTE_COMPACTION_MODE_LATCH) {
+    int32_t count = 0;
+    int64_t value = 0;
+    FX_WORD* decodedData = FX_Alloc(FX_WORD, 6);
+    CFX_Int32Array byteCompactedCodewords;
+    byteCompactedCodewords.SetSize(6);
+    FX_BOOL end = FALSE;
+    int32_t nextCode = codewords[codeIndex++];
+    while ((codeIndex < codewords[0]) && !end) {
+      byteCompactedCodewords[count++] = nextCode;
+      value = 900 * value + nextCode;
+      nextCode = codewords[codeIndex++];
+      if (nextCode == TEXT_COMPACTION_MODE_LATCH ||
+          nextCode == BYTE_COMPACTION_MODE_LATCH ||
+          nextCode == NUMERIC_COMPACTION_MODE_LATCH ||
+          nextCode == BYTE_COMPACTION_MODE_LATCH_6 ||
+          nextCode == BEGIN_MACRO_PDF417_CONTROL_BLOCK ||
+          nextCode == BEGIN_MACRO_PDF417_OPTIONAL_FIELD ||
+          nextCode == MACRO_PDF417_TERMINATOR) {
+        codeIndex--;
+        end = TRUE;
+      } else {
+        if ((count % 5 == 0) && (count > 0)) {
+          int32_t j = 0;
+          for (; j < 6; ++j) {
+            decodedData[5 - j] = (FX_WORD)(value % 256);
+            value >>= 8;
+          }
+          for (j = 0; j < 6; ++j) {
+            result += (FX_CHAR)decodedData[j];
+          }
+          count = 0;
+        }
+      }
+    }
+    FX_Free(decodedData);
+    if (codeIndex == codewords[0] && nextCode < TEXT_COMPACTION_MODE_LATCH) {
+      byteCompactedCodewords[count++] = nextCode;
+    }
+    for (int32_t i = 0; i < count; i++) {
+      result += (FX_CHAR)(FX_WORD)byteCompactedCodewords[i];
+    }
+  } else if (mode == BYTE_COMPACTION_MODE_LATCH_6) {
+    int32_t count = 0;
+    int64_t value = 0;
+    FX_BOOL end = FALSE;
+    while (codeIndex < codewords[0] && !end) {
+      int32_t code = codewords[codeIndex++];
+      if (code < TEXT_COMPACTION_MODE_LATCH) {
+        count++;
+        value = 900 * value + code;
+      } else {
+        if (code == TEXT_COMPACTION_MODE_LATCH ||
+            code == BYTE_COMPACTION_MODE_LATCH ||
+            code == NUMERIC_COMPACTION_MODE_LATCH ||
+            code == BYTE_COMPACTION_MODE_LATCH_6 ||
+            code == BEGIN_MACRO_PDF417_CONTROL_BLOCK ||
+            code == BEGIN_MACRO_PDF417_OPTIONAL_FIELD ||
+            code == MACRO_PDF417_TERMINATOR) {
+          codeIndex--;
+          end = TRUE;
+        }
+      }
+      if ((count % 5 == 0) && (count > 0)) {
+        FX_WORD* decodedData = FX_Alloc(FX_WORD, 6);
+        int32_t j = 0;
+        for (; j < 6; ++j) {
+          decodedData[5 - j] = (FX_WORD)(value & 0xFF);
+          value >>= 8;
+        }
+        for (j = 0; j < 6; ++j) {
+          result += (FX_CHAR)decodedData[j];
+        }
+        count = 0;
+        FX_Free(decodedData);
+      }
+    }
+  }
+  return codeIndex;
+}
+int32_t CBC_DecodedBitStreamPaser::numericCompaction(CFX_Int32Array& codewords,
+                                                     int32_t codeIndex,
+                                                     CFX_ByteString& result,
+                                                     int32_t& e) {
+  int32_t count = 0;
+  FX_BOOL end = FALSE;
+  CFX_Int32Array numericCodewords;
+  numericCodewords.SetSize(MAX_NUMERIC_CODEWORDS);
+  while (codeIndex < codewords[0] && !end) {
+    int32_t code = codewords[codeIndex++];
+    if (codeIndex == codewords[0]) {
+      end = TRUE;
+    }
+    if (code < TEXT_COMPACTION_MODE_LATCH) {
+      numericCodewords[count] = code;
+      count++;
+    } else {
+      if (code == TEXT_COMPACTION_MODE_LATCH ||
+          code == BYTE_COMPACTION_MODE_LATCH ||
+          code == BYTE_COMPACTION_MODE_LATCH_6 ||
+          code == BEGIN_MACRO_PDF417_CONTROL_BLOCK ||
+          code == BEGIN_MACRO_PDF417_OPTIONAL_FIELD ||
+          code == MACRO_PDF417_TERMINATOR) {
+        codeIndex--;
+        end = TRUE;
+      }
+    }
+    if (count % MAX_NUMERIC_CODEWORDS == 0 ||
+        code == NUMERIC_COMPACTION_MODE_LATCH || end) {
+      CFX_ByteString s = decodeBase900toBase10(numericCodewords, count, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+      result += s;
+      count = 0;
+    }
+  }
+  return codeIndex;
+}
+CFX_ByteString CBC_DecodedBitStreamPaser::decodeBase900toBase10(
+    CFX_Int32Array& codewords,
+    int32_t count,
+    int32_t& e) {
+  BigInteger result = 0;
+  BigInteger nineHundred(900);
+  for (int32_t i = 0; i < count; i++) {
+    result = result * nineHundred + BigInteger(codewords[i]);
+  }
+  CFX_ByteString resultString(bigIntegerToString(result).c_str());
+  if (resultString.GetAt(0) != '1') {
+    e = BCExceptionFormatInstance;
+    return ' ';
+  }
+  return resultString.Mid(1, resultString.GetLength() - 1);
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h b/xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h
new file mode 100644
index 0000000..747a4ce
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h
@@ -0,0 +1,63 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417DECODEDBITSTREAMPARSER_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417DECODEDBITSTREAMPARSER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "core/include/fxcrt/fx_string.h"
+
+class CBC_CommonDecoderResult;
+class CBC_PDF417ResultMetadata;
+
+class CBC_DecodedBitStreamPaser {
+ public:
+  CBC_DecodedBitStreamPaser();
+  virtual ~CBC_DecodedBitStreamPaser();
+  static void Initialize();
+  static void Finalize();
+  static CBC_CommonDecoderResult* decode(CFX_Int32Array& codewords,
+                                         CFX_ByteString ecLevel,
+                                         int32_t& e);
+
+ private:
+  enum Mode { ALPHA, LOWER, MIXED, PUNCT, ALPHA_SHIFT, PUNCT_SHIFT };
+  static int32_t MAX_NUMERIC_CODEWORDS;
+  static int32_t PL;
+  static int32_t LL;
+  static int32_t AS;
+  static int32_t ML;
+  static int32_t AL;
+  static int32_t PS;
+  static int32_t PAL;
+  static FX_CHAR PUNCT_CHARS[29];
+  static FX_CHAR MIXED_CHARS[30];
+  static int32_t NUMBER_OF_SEQUENCE_CODEWORDS;
+  static int32_t decodeMacroBlock(CFX_Int32Array& codewords,
+                                  int32_t codeIndex,
+                                  CBC_PDF417ResultMetadata* resultMetadata,
+                                  int32_t& e);
+  static int32_t textCompaction(CFX_Int32Array& codewords,
+                                int32_t codeIndex,
+                                CFX_ByteString& result);
+  static void decodeTextCompaction(CFX_Int32Array& textCompactionData,
+                                   CFX_Int32Array& byteCompactionData,
+                                   int32_t length,
+                                   CFX_ByteString& result);
+  static int32_t byteCompaction(int32_t mode,
+                                CFX_Int32Array& codewords,
+                                int32_t codeIndex,
+                                CFX_ByteString& result);
+  static int32_t numericCompaction(CFX_Int32Array& codewords,
+                                   int32_t codeIndex,
+                                   CFX_ByteString& result,
+                                   int32_t& e);
+  static CFX_ByteString decodeBase900toBase10(CFX_Int32Array& codewords,
+                                              int32_t count,
+                                              int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417DECODEDBITSTREAMPARSER_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.cpp b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.cpp
new file mode 100644
index 0000000..fa278bd
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.cpp
@@ -0,0 +1,339 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
+
+int32_t CBC_DetectionResult::ADJUST_ROW_NUMBER_SKIP = 2;
+
+CBC_DetectionResult::CBC_DetectionResult(CBC_BarcodeMetadata* barcodeMetadata,
+                                         CBC_BoundingBox* boundingBox) {
+  m_barcodeMetadata = barcodeMetadata;
+  m_barcodeColumnCount = barcodeMetadata->getColumnCount();
+  m_boundingBox = boundingBox;
+  m_detectionResultColumns.SetSize(m_barcodeColumnCount + 2);
+  for (int32_t i = 0; i < m_barcodeColumnCount + 2; i++) {
+    m_detectionResultColumns[i] = NULL;
+  }
+}
+CBC_DetectionResult::~CBC_DetectionResult() {
+  delete m_boundingBox;
+  delete m_barcodeMetadata;
+  m_detectionResultColumns.RemoveAll();
+}
+CFX_PtrArray& CBC_DetectionResult::getDetectionResultColumns() {
+  adjustIndicatorColumnRowNumbers(
+      (CBC_DetectionResultColumn*)m_detectionResultColumns.GetAt(0));
+  adjustIndicatorColumnRowNumbers(
+      (CBC_DetectionResultColumn*)m_detectionResultColumns.GetAt(
+          m_barcodeColumnCount + 1));
+  int32_t unadjustedCodewordCount = CBC_PDF417Common::MAX_CODEWORDS_IN_BARCODE;
+  int32_t previousUnadjustedCount;
+  do {
+    previousUnadjustedCount = unadjustedCodewordCount;
+    unadjustedCodewordCount = adjustRowNumbers();
+  } while (unadjustedCodewordCount > 0 &&
+           unadjustedCodewordCount < previousUnadjustedCount);
+  return m_detectionResultColumns;
+}
+void CBC_DetectionResult::setBoundingBox(CBC_BoundingBox* boundingBox) {
+  m_boundingBox = boundingBox;
+}
+CBC_BoundingBox* CBC_DetectionResult::getBoundingBox() {
+  return m_boundingBox;
+}
+void CBC_DetectionResult::setDetectionResultColumn(
+    int32_t barcodeColumn,
+    CBC_DetectionResultColumn* detectionResultColumn) {
+  m_detectionResultColumns[barcodeColumn] = detectionResultColumn;
+}
+CBC_DetectionResultColumn* CBC_DetectionResult::getDetectionResultColumn(
+    int32_t barcodeColumn) {
+  return (CBC_DetectionResultColumn*)m_detectionResultColumns[barcodeColumn];
+}
+CFX_ByteString CBC_DetectionResult::toString() {
+  CBC_DetectionResultColumn* rowIndicatorColumn =
+      (CBC_DetectionResultColumn*)m_detectionResultColumns[0];
+  if (rowIndicatorColumn == NULL) {
+    rowIndicatorColumn = (CBC_DetectionResultColumn*)
+        m_detectionResultColumns[m_barcodeColumnCount + 1];
+  }
+  CFX_ByteString result;
+  for (int32_t codewordsRow = 0;
+       codewordsRow < rowIndicatorColumn->getCodewords()->GetSize();
+       codewordsRow++) {
+    result += (FX_CHAR)codewordsRow;
+    for (int32_t barcodeColumn = 0; barcodeColumn < m_barcodeColumnCount + 2;
+         barcodeColumn++) {
+      if (m_detectionResultColumns[barcodeColumn] == NULL) {
+        result += "    |   ";
+        continue;
+      }
+      CBC_Codeword* codeword =
+          (CBC_Codeword*)((CBC_DetectionResultColumn*)
+                              m_detectionResultColumns[barcodeColumn])
+              ->getCodewords()
+              ->GetAt(codewordsRow);
+      if (codeword == NULL) {
+        result += "    |   ";
+        continue;
+      }
+      result += codeword->getRowNumber();
+      result += codeword->getValue();
+    }
+  }
+  return result;
+}
+void CBC_DetectionResult::adjustIndicatorColumnRowNumbers(
+    CBC_DetectionResultColumn* detectionResultColumn) {
+  if (detectionResultColumn) {
+    ((CBC_DetectionResultRowIndicatorColumn*)detectionResultColumn)
+        ->adjustCompleteIndicatorColumnRowNumbers(*m_barcodeMetadata);
+  }
+}
+int32_t CBC_DetectionResult::adjustRowNumbers() {
+  int32_t unadjustedCount = adjustRowNumbersByRow();
+  if (unadjustedCount == 0) {
+    return 0;
+  }
+  for (int32_t barcodeColumn = 1; barcodeColumn < m_barcodeColumnCount + 1;
+       barcodeColumn++) {
+    CFX_PtrArray* codewords =
+        ((CBC_DetectionResultColumn*)m_detectionResultColumns[barcodeColumn])
+            ->getCodewords();
+    for (int32_t codewordsRow = 0; codewordsRow < codewords->GetSize();
+         codewordsRow++) {
+      if (codewords->GetAt(codewordsRow) == NULL) {
+        continue;
+      }
+      if (!((CBC_Codeword*)codewords->GetAt(codewordsRow))
+               ->hasValidRowNumber()) {
+        adjustRowNumbers(barcodeColumn, codewordsRow, codewords);
+      }
+    }
+  }
+  return unadjustedCount;
+}
+int32_t CBC_DetectionResult::adjustRowNumbersByRow() {
+  adjustRowNumbersFromBothRI();
+  int32_t unadjustedCount = adjustRowNumbersFromLRI();
+  return unadjustedCount + adjustRowNumbersFromRRI();
+}
+int32_t CBC_DetectionResult::adjustRowNumbersFromBothRI() {
+  if (m_detectionResultColumns[0] == NULL ||
+      m_detectionResultColumns[m_barcodeColumnCount + 1] == NULL) {
+    return 0;
+  }
+  CFX_PtrArray* LRIcodewords =
+      ((CBC_DetectionResultColumn*)m_detectionResultColumns[0])->getCodewords();
+  CFX_PtrArray* RRIcodewords =
+      ((CBC_DetectionResultColumn*)
+           m_detectionResultColumns[m_barcodeColumnCount + 1])
+          ->getCodewords();
+  for (int32_t codewordsRow = 0; codewordsRow < LRIcodewords->GetSize();
+       codewordsRow++) {
+    if (LRIcodewords->GetAt(codewordsRow) &&
+        RRIcodewords->GetAt(codewordsRow) &&
+        ((CBC_Codeword*)LRIcodewords->GetAt(codewordsRow))->getRowNumber() ==
+            ((CBC_Codeword*)RRIcodewords->GetAt(codewordsRow))
+                ->getRowNumber()) {
+      for (int32_t barcodeColumn = 1; barcodeColumn <= m_barcodeColumnCount;
+           barcodeColumn++) {
+        CBC_Codeword* codeword =
+            (CBC_Codeword*)((CBC_DetectionResultColumn*)
+                                m_detectionResultColumns[barcodeColumn])
+                ->getCodewords()
+                ->GetAt(codewordsRow);
+        if (codeword == NULL) {
+          continue;
+        }
+        codeword->setRowNumber(
+            ((CBC_Codeword*)LRIcodewords->GetAt(codewordsRow))->getRowNumber());
+        if (!codeword->hasValidRowNumber()) {
+          ((CBC_DetectionResultColumn*)m_detectionResultColumns[barcodeColumn])
+              ->getCodewords()
+              ->SetAt(codewordsRow, NULL);
+        }
+      }
+    }
+  }
+  return 0;
+}
+int32_t CBC_DetectionResult::adjustRowNumbersFromRRI() {
+  if (m_detectionResultColumns[m_barcodeColumnCount + 1] == NULL) {
+    return 0;
+  }
+  int32_t unadjustedCount = 0;
+  CFX_PtrArray* codewords =
+      ((CBC_DetectionResultColumn*)m_detectionResultColumns.GetAt(
+           m_barcodeColumnCount + 1))
+          ->getCodewords();
+  for (int32_t codewordsRow = 0; codewordsRow < codewords->GetSize();
+       codewordsRow++) {
+    if (codewords->GetAt(codewordsRow) == NULL) {
+      continue;
+    }
+    int32_t rowIndicatorRowNumber =
+        ((CBC_Codeword*)codewords->GetAt(codewordsRow))->getRowNumber();
+    int32_t invalidRowCounts = 0;
+    for (int32_t barcodeColumn = m_barcodeColumnCount + 1;
+         barcodeColumn > 0 && invalidRowCounts < ADJUST_ROW_NUMBER_SKIP;
+         barcodeColumn--) {
+      CBC_Codeword* codeword =
+          (CBC_Codeword*)((CBC_DetectionResultColumn*)
+                              m_detectionResultColumns.GetAt(barcodeColumn))
+              ->getCodewords()
+              ->GetAt(codewordsRow);
+      if (codeword) {
+        invalidRowCounts = adjustRowNumberIfValid(rowIndicatorRowNumber,
+                                                  invalidRowCounts, codeword);
+        if (!codeword->hasValidRowNumber()) {
+          unadjustedCount++;
+        }
+      }
+    }
+  }
+  return unadjustedCount;
+}
+int32_t CBC_DetectionResult::adjustRowNumbersFromLRI() {
+  if (m_detectionResultColumns[0] == NULL) {
+    return 0;
+  }
+  int32_t unadjustedCount = 0;
+  CFX_PtrArray* codewords =
+      ((CBC_DetectionResultColumn*)m_detectionResultColumns.GetAt(0))
+          ->getCodewords();
+  for (int32_t codewordsRow = 0; codewordsRow < codewords->GetSize();
+       codewordsRow++) {
+    if (codewords->GetAt(codewordsRow) == NULL) {
+      continue;
+    }
+    int32_t rowIndicatorRowNumber =
+        ((CBC_Codeword*)codewords->GetAt(codewordsRow))->getRowNumber();
+    int32_t invalidRowCounts = 0;
+    for (int32_t barcodeColumn = 1; barcodeColumn < m_barcodeColumnCount + 1 &&
+                                    invalidRowCounts < ADJUST_ROW_NUMBER_SKIP;
+         barcodeColumn++) {
+      CBC_Codeword* codeword =
+          (CBC_Codeword*)((CBC_DetectionResultColumn*)
+                              m_detectionResultColumns[barcodeColumn])
+              ->getCodewords()
+              ->GetAt(codewordsRow);
+      if (codeword) {
+        invalidRowCounts = adjustRowNumberIfValid(rowIndicatorRowNumber,
+                                                  invalidRowCounts, codeword);
+        if (!codeword->hasValidRowNumber()) {
+          unadjustedCount++;
+        }
+      }
+    }
+  }
+  return unadjustedCount;
+}
+int32_t CBC_DetectionResult::adjustRowNumberIfValid(
+    int32_t rowIndicatorRowNumber,
+    int32_t invalidRowCounts,
+    CBC_Codeword* codeword) {
+  if (codeword == NULL) {
+    return invalidRowCounts;
+  }
+  if (!codeword->hasValidRowNumber()) {
+    if (codeword->isValidRowNumber(rowIndicatorRowNumber)) {
+      codeword->setRowNumber(rowIndicatorRowNumber);
+      invalidRowCounts = 0;
+    } else {
+      ++invalidRowCounts;
+    }
+  }
+  return invalidRowCounts;
+}
+void CBC_DetectionResult::adjustRowNumbers(int32_t barcodeColumn,
+                                           int32_t codewordsRow,
+                                           CFX_PtrArray* codewords) {
+  CBC_Codeword* codeword = (CBC_Codeword*)codewords->GetAt(codewordsRow);
+  CFX_PtrArray* previousColumnCodewords =
+      ((CBC_DetectionResultColumn*)m_detectionResultColumns.GetAt(
+           barcodeColumn - 1))
+          ->getCodewords();
+  CFX_PtrArray* nextColumnCodewords = previousColumnCodewords;
+  if (m_detectionResultColumns[barcodeColumn + 1]) {
+    nextColumnCodewords = ((CBC_DetectionResultColumn*)
+                               m_detectionResultColumns[barcodeColumn + 1])
+                              ->getCodewords();
+  }
+  CFX_PtrArray otherCodewords;
+  otherCodewords.SetSize(14);
+  otherCodewords[2] = previousColumnCodewords->GetAt(codewordsRow);
+  otherCodewords[3] = nextColumnCodewords->GetAt(codewordsRow);
+  if (codewordsRow > 0) {
+    otherCodewords[0] = codewords->GetAt(codewordsRow - 1);
+    otherCodewords[4] = previousColumnCodewords->GetAt(codewordsRow - 1);
+    otherCodewords[5] = nextColumnCodewords->GetAt(codewordsRow - 1);
+  }
+  if (codewordsRow > 1) {
+    otherCodewords[8] = codewords->GetAt(codewordsRow - 2);
+    otherCodewords[10] = previousColumnCodewords->GetAt(codewordsRow - 2);
+    otherCodewords[11] = nextColumnCodewords->GetAt(codewordsRow - 2);
+  }
+  if (codewordsRow < codewords->GetSize() - 1) {
+    otherCodewords[1] = codewords->GetAt(codewordsRow + 1);
+    otherCodewords[6] = previousColumnCodewords->GetAt(codewordsRow + 1);
+    otherCodewords[7] = nextColumnCodewords->GetAt(codewordsRow + 1);
+  }
+  if (codewordsRow < codewords->GetSize() - 2) {
+    otherCodewords[9] = codewords->GetAt(codewordsRow + 2);
+    otherCodewords[12] = previousColumnCodewords->GetAt(codewordsRow + 2);
+    otherCodewords[13] = nextColumnCodewords->GetAt(codewordsRow + 2);
+  }
+  for (int32_t i = 0; i < otherCodewords.GetSize(); i++) {
+    CBC_Codeword* otherCodeword = (CBC_Codeword*)otherCodewords.GetAt(i);
+    if (adjustRowNumber(codeword, otherCodeword)) {
+      return;
+    }
+  }
+}
+FX_BOOL CBC_DetectionResult::adjustRowNumber(CBC_Codeword* codeword,
+                                             CBC_Codeword* otherCodeword) {
+  if (otherCodeword == NULL) {
+    return FALSE;
+  }
+  if (otherCodeword->hasValidRowNumber() &&
+      otherCodeword->getBucket() == codeword->getBucket()) {
+    codeword->setRowNumber(otherCodeword->getRowNumber());
+    return TRUE;
+  }
+  return FALSE;
+}
+int32_t CBC_DetectionResult::getBarcodeColumnCount() {
+  return m_barcodeColumnCount;
+}
+int32_t CBC_DetectionResult::getBarcodeRowCount() {
+  return m_barcodeMetadata->getRowCount();
+}
+int32_t CBC_DetectionResult::getBarcodeECLevel() {
+  return m_barcodeMetadata->getErrorCorrectionLevel();
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h
new file mode 100644
index 0000000..8b7f91b
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h
@@ -0,0 +1,57 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULT_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULT_H_
+
+class CBC_BarcodeMetadata;
+class CBC_BoundingBox;
+class CBC_Codeword;
+class CBC_DetectionResultColumn;
+class CBC_DetectionResult {
+ public:
+  CBC_DetectionResult(CBC_BarcodeMetadata* barcodeMetadata,
+                      CBC_BoundingBox* boundingBox);
+  virtual ~CBC_DetectionResult();
+  CFX_PtrArray& getDetectionResultColumns();
+  void setBoundingBox(CBC_BoundingBox* boundingBox);
+  CBC_BoundingBox* getBoundingBox();
+  void setDetectionResultColumn(
+      int32_t barcodeColumn,
+      CBC_DetectionResultColumn* detectionResultColumn);
+  CBC_DetectionResultColumn* getDetectionResultColumn(int32_t barcodeColumn);
+  CFX_ByteString toString();
+
+  int32_t getBarcodeColumnCount();
+  int32_t getBarcodeRowCount();
+  int32_t getBarcodeECLevel();
+
+ private:
+  static int32_t ADJUST_ROW_NUMBER_SKIP;
+  CBC_BarcodeMetadata* m_barcodeMetadata;
+  CFX_PtrArray m_detectionResultColumns;
+  CBC_BoundingBox* m_boundingBox;
+  int32_t m_barcodeColumnCount;
+
+ private:
+  void adjustIndicatorColumnRowNumbers(
+      CBC_DetectionResultColumn* detectionResultColumn);
+  int32_t adjustRowNumbers();
+  int32_t adjustRowNumbersByRow();
+  int32_t adjustRowNumbersFromBothRI();
+  int32_t adjustRowNumbersFromRRI();
+  int32_t adjustRowNumbersFromLRI();
+  static int32_t adjustRowNumberIfValid(int32_t rowIndicatorRowNumber,
+                                        int32_t invalidRowCounts,
+                                        CBC_Codeword* codeword);
+  void adjustRowNumbers(int32_t barcodeColumn,
+                        int32_t codewordsRow,
+                        CFX_PtrArray* codewords);
+  static FX_BOOL adjustRowNumber(CBC_Codeword* codeword,
+                                 CBC_Codeword* otherCodeword);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULT_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.cpp b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.cpp
new file mode 100644
index 0000000..24d8107
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.cpp
@@ -0,0 +1,101 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
+
+int32_t CBC_DetectionResultColumn::MAX_NEARBY_DISTANCE = 5;
+
+CBC_DetectionResultColumn::CBC_DetectionResultColumn(
+    CBC_BoundingBox* boundingBox) {
+  m_boundingBox = boundingBox;
+  m_codewords = new CFX_PtrArray;
+  m_codewords->SetSize(boundingBox->getMaxY() - boundingBox->getMinY() + 1);
+}
+CBC_DetectionResultColumn::~CBC_DetectionResultColumn() {
+  for (int32_t i = 0; i < m_codewords->GetSize(); i++) {
+    delete (CBC_Codeword*)m_codewords->GetAt(i);
+  }
+  m_codewords->RemoveAll();
+  delete m_codewords;
+}
+CBC_Codeword* CBC_DetectionResultColumn::getCodewordNearby(int32_t imageRow) {
+  CBC_Codeword* codeword = getCodeword(imageRow);
+  if (codeword) {
+    return codeword;
+  }
+  for (int32_t i = 1; i < MAX_NEARBY_DISTANCE; i++) {
+    int32_t nearImageRow = imageRowToCodewordIndex(imageRow) - i;
+    if (nearImageRow >= 0) {
+      codeword = (CBC_Codeword*)m_codewords->GetAt(nearImageRow);
+      if (codeword) {
+        return codeword;
+      }
+    }
+    nearImageRow = imageRowToCodewordIndex(imageRow) + i;
+    if (nearImageRow < m_codewords->GetSize()) {
+      codeword = (CBC_Codeword*)m_codewords->GetAt(nearImageRow);
+      if (codeword) {
+        return codeword;
+      }
+    }
+  }
+  return NULL;
+}
+int32_t CBC_DetectionResultColumn::imageRowToCodewordIndex(int32_t imageRow) {
+  return imageRow - m_boundingBox->getMinY();
+}
+int32_t CBC_DetectionResultColumn::codewordIndexToImageRow(
+    int32_t codewordIndex) {
+  return m_boundingBox->getMinY() + codewordIndex;
+}
+void CBC_DetectionResultColumn::setCodeword(int32_t imageRow,
+                                            CBC_Codeword* codeword) {
+  m_codewords->SetAt(imageRowToCodewordIndex(imageRow), codeword);
+}
+CBC_Codeword* CBC_DetectionResultColumn::getCodeword(int32_t imageRow) {
+  return (CBC_Codeword*)m_codewords->GetAt(imageRowToCodewordIndex(imageRow));
+}
+CBC_BoundingBox* CBC_DetectionResultColumn::getBoundingBox() {
+  return m_boundingBox;
+}
+CFX_PtrArray* CBC_DetectionResultColumn::getCodewords() {
+  return m_codewords;
+}
+CFX_ByteString CBC_DetectionResultColumn::toString() {
+  CFX_ByteString result;
+  int32_t row = 0;
+  for (int32_t i = 0; i < m_codewords->GetSize(); i++) {
+    CBC_Codeword* codeword = (CBC_Codeword*)m_codewords->GetAt(i);
+    if (codeword == NULL) {
+      result += (FX_CHAR)row;
+      row++;
+      continue;
+    }
+    result += (FX_CHAR)row;
+    result += codeword->getRowNumber();
+    result += codeword->getValue();
+    row++;
+  }
+  return result;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h
new file mode 100644
index 0000000..ebe01a2
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h
@@ -0,0 +1,33 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULTCOLUMN_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULTCOLUMN_H_
+
+class CBC_Codeword;
+class CBC_BoundingBox;
+class CBC_DetectionResultColumn {
+ public:
+  CBC_DetectionResultColumn(CBC_BoundingBox* boundingBox);
+  virtual ~CBC_DetectionResultColumn();
+  CBC_Codeword* getCodewordNearby(int32_t imageRow);
+  int32_t imageRowToCodewordIndex(int32_t imageRow);
+  int32_t codewordIndexToImageRow(int32_t codewordIndex);
+  void setCodeword(int32_t imageRow, CBC_Codeword* codeword);
+  CBC_Codeword* getCodeword(int32_t imageRow);
+  CBC_BoundingBox* getBoundingBox();
+  CFX_PtrArray* getCodewords();
+  CFX_ByteString toString();
+
+ public:
+  CBC_BoundingBox* m_boundingBox;
+  CFX_PtrArray* m_codewords;
+
+ private:
+  static int32_t MAX_NEARBY_DISTANCE;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULTCOLUMN_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp
new file mode 100644
index 0000000..22fd25d
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp
@@ -0,0 +1,267 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_DetectionResultRowIndicatorColumn::CBC_DetectionResultRowIndicatorColumn(
+    CBC_BoundingBox* boundingBox,
+    FX_BOOL isLeft)
+    : CBC_DetectionResultColumn(boundingBox) {
+  m_isLeft = isLeft;
+}
+CBC_DetectionResultRowIndicatorColumn::
+    ~CBC_DetectionResultRowIndicatorColumn() {}
+void CBC_DetectionResultRowIndicatorColumn::setRowNumbers() {
+  for (int32_t i = 0; i < m_codewords->GetSize(); i++) {
+    CBC_Codeword* codeword = (CBC_Codeword*)m_codewords->GetAt(i);
+    if (codeword) {
+      codeword->setRowNumberAsRowIndicatorColumn();
+    }
+  }
+}
+int32_t
+CBC_DetectionResultRowIndicatorColumn::adjustCompleteIndicatorColumnRowNumbers(
+    CBC_BarcodeMetadata barcodeMetadata) {
+  CFX_PtrArray* codewords = getCodewords();
+  setRowNumbers();
+  removeIncorrectCodewords(codewords, barcodeMetadata);
+  CBC_BoundingBox* boundingBox = getBoundingBox();
+  CBC_ResultPoint* top =
+      m_isLeft ? boundingBox->getTopLeft() : boundingBox->getTopRight();
+  CBC_ResultPoint* bottom =
+      m_isLeft ? boundingBox->getBottomLeft() : boundingBox->getBottomRight();
+  int32_t firstRow = imageRowToCodewordIndex((int32_t)top->GetY());
+  int32_t lastRow = imageRowToCodewordIndex((int32_t)bottom->GetY());
+  FX_FLOAT averageRowHeight =
+      (lastRow - firstRow) / (FX_FLOAT)barcodeMetadata.getRowCount();
+  int32_t barcodeRow = -1;
+  int32_t maxRowHeight = 1;
+  int32_t currentRowHeight = 0;
+  for (int32_t codewordsRow = firstRow; codewordsRow < lastRow;
+       codewordsRow++) {
+    if (codewords->GetAt(codewordsRow) == NULL) {
+      continue;
+    }
+    CBC_Codeword* codeword = (CBC_Codeword*)codewords->GetAt(codewordsRow);
+    int32_t rowDifference = codeword->getRowNumber() - barcodeRow;
+    if (rowDifference == 0) {
+      currentRowHeight++;
+    } else if (rowDifference == 1) {
+      maxRowHeight =
+          maxRowHeight > currentRowHeight ? maxRowHeight : currentRowHeight;
+      currentRowHeight = 1;
+      barcodeRow = codeword->getRowNumber();
+    } else if (rowDifference < 0) {
+      codewords->SetAt(codewordsRow, NULL);
+    } else if (codeword->getRowNumber() >= barcodeMetadata.getRowCount()) {
+      codewords->SetAt(codewordsRow, NULL);
+    } else if (rowDifference > codewordsRow) {
+      codewords->SetAt(codewordsRow, NULL);
+    } else {
+      int32_t checkedRows;
+      if (maxRowHeight > 2) {
+        checkedRows = (maxRowHeight - 2) * rowDifference;
+      } else {
+        checkedRows = rowDifference;
+      }
+      FX_BOOL closePreviousCodewordFound = checkedRows >= codewordsRow;
+      for (int32_t i = 1; i <= checkedRows && !closePreviousCodewordFound;
+           i++) {
+        closePreviousCodewordFound = codewords->GetAt(codewordsRow - i) != NULL;
+      }
+      if (closePreviousCodewordFound) {
+        codewords->SetAt(codewordsRow, NULL);
+      } else {
+        barcodeRow = codeword->getRowNumber();
+        currentRowHeight = 1;
+      }
+    }
+  }
+  return (int32_t)(averageRowHeight + 0.5);
+}
+CFX_Int32Array* CBC_DetectionResultRowIndicatorColumn::getRowHeights(
+    int32_t& e) {
+  CBC_BarcodeMetadata* barcodeMetadata = getBarcodeMetadata();
+  if (barcodeMetadata == NULL) {
+    e = BCExceptionCannotMetadata;
+    return NULL;
+  }
+  adjustIncompleteIndicatorColumnRowNumbers(*barcodeMetadata);
+  CFX_Int32Array* result = new CFX_Int32Array;
+  result->SetSize(barcodeMetadata->getRowCount());
+  for (int32_t i = 0; i < getCodewords()->GetSize(); i++) {
+    CBC_Codeword* codeword = (CBC_Codeword*)getCodewords()->GetAt(i);
+    if (codeword) {
+      result->SetAt(codeword->getRowNumber(),
+                    result->GetAt(codeword->getRowNumber()) + 1);
+    }
+  }
+  return result;
+}
+int32_t CBC_DetectionResultRowIndicatorColumn::
+    adjustIncompleteIndicatorColumnRowNumbers(
+        CBC_BarcodeMetadata barcodeMetadata) {
+  CBC_BoundingBox* boundingBox = getBoundingBox();
+  CBC_ResultPoint* top =
+      m_isLeft ? boundingBox->getTopLeft() : boundingBox->getTopRight();
+  CBC_ResultPoint* bottom =
+      m_isLeft ? boundingBox->getBottomLeft() : boundingBox->getBottomRight();
+  int32_t firstRow = imageRowToCodewordIndex((int32_t)top->GetY());
+  int32_t lastRow = imageRowToCodewordIndex((int32_t)bottom->GetY());
+  FX_FLOAT averageRowHeight =
+      (lastRow - firstRow) / (FX_FLOAT)barcodeMetadata.getRowCount();
+  CFX_PtrArray* codewords = getCodewords();
+  int32_t barcodeRow = -1;
+  int32_t maxRowHeight = 1;
+  int32_t currentRowHeight = 0;
+  for (int32_t codewordsRow = firstRow; codewordsRow < lastRow;
+       codewordsRow++) {
+    if (codewords->GetAt(codewordsRow) == NULL) {
+      continue;
+    }
+    CBC_Codeword* codeword = (CBC_Codeword*)codewords->GetAt(codewordsRow);
+    codeword->setRowNumberAsRowIndicatorColumn();
+    int32_t rowDifference = codeword->getRowNumber() - barcodeRow;
+    if (rowDifference == 0) {
+      currentRowHeight++;
+    } else if (rowDifference == 1) {
+      maxRowHeight =
+          maxRowHeight > currentRowHeight ? maxRowHeight : currentRowHeight;
+      currentRowHeight = 1;
+      barcodeRow = codeword->getRowNumber();
+    } else if (codeword->getRowNumber() >= barcodeMetadata.getRowCount()) {
+      codewords->SetAt(codewordsRow, NULL);
+    } else {
+      barcodeRow = codeword->getRowNumber();
+      currentRowHeight = 1;
+    }
+  }
+  return (int32_t)(averageRowHeight + 0.5);
+}
+CBC_BarcodeMetadata*
+CBC_DetectionResultRowIndicatorColumn::getBarcodeMetadata() {
+  CFX_PtrArray* codewords = getCodewords();
+  CBC_BarcodeValue barcodeColumnCount;
+  CBC_BarcodeValue barcodeRowCountUpperPart;
+  CBC_BarcodeValue barcodeRowCountLowerPart;
+  CBC_BarcodeValue barcodeECLevel;
+  for (int32_t i = 0; i < codewords->GetSize(); i++) {
+    CBC_Codeword* codeword = (CBC_Codeword*)codewords->GetAt(i);
+    if (codeword == NULL) {
+      continue;
+    }
+    codeword->setRowNumberAsRowIndicatorColumn();
+    int32_t rowIndicatorValue = codeword->getValue() % 30;
+    int32_t codewordRowNumber = codeword->getRowNumber();
+    if (!m_isLeft) {
+      codewordRowNumber += 2;
+    }
+    switch (codewordRowNumber % 3) {
+      case 0:
+        barcodeRowCountUpperPart.setValue(rowIndicatorValue * 3 + 1);
+        break;
+      case 1:
+        barcodeECLevel.setValue(rowIndicatorValue / 3);
+        barcodeRowCountLowerPart.setValue(rowIndicatorValue % 3);
+        break;
+      case 2:
+        barcodeColumnCount.setValue(rowIndicatorValue + 1);
+        break;
+    }
+  }
+  if ((barcodeColumnCount.getValue()->GetSize() == 0) ||
+      (barcodeRowCountUpperPart.getValue()->GetSize() == 0) ||
+      (barcodeRowCountLowerPart.getValue()->GetSize() == 0) ||
+      (barcodeECLevel.getValue()->GetSize() == 0) ||
+      barcodeColumnCount.getValue()->GetAt(0) < 1 ||
+      barcodeRowCountUpperPart.getValue()->GetAt(0) +
+              barcodeRowCountLowerPart.getValue()->GetAt(0) <
+          CBC_PDF417Common::MIN_ROWS_IN_BARCODE ||
+      barcodeRowCountUpperPart.getValue()->GetAt(0) +
+              barcodeRowCountLowerPart.getValue()->GetAt(0) >
+          CBC_PDF417Common::MAX_ROWS_IN_BARCODE) {
+    return NULL;
+  }
+  CBC_BarcodeMetadata* barcodeMetadata =
+      new CBC_BarcodeMetadata(barcodeColumnCount.getValue()->GetAt(0),
+                              barcodeRowCountUpperPart.getValue()->GetAt(0),
+                              barcodeRowCountLowerPart.getValue()->GetAt(0),
+                              barcodeECLevel.getValue()->GetAt(0));
+  removeIncorrectCodewords(codewords, *barcodeMetadata);
+  return barcodeMetadata;
+}
+FX_BOOL CBC_DetectionResultRowIndicatorColumn::isLeft() {
+  return m_isLeft;
+}
+CFX_ByteString CBC_DetectionResultRowIndicatorColumn::toString() {
+  return (CFX_ByteString) "IsLeft: " + (CFX_ByteString)m_isLeft + '\n' +
+         CBC_DetectionResultColumn::toString();
+}
+void CBC_DetectionResultRowIndicatorColumn::removeIncorrectCodewords(
+    CFX_PtrArray* codewords,
+    CBC_BarcodeMetadata barcodeMetadata) {
+  for (int32_t codewordRow = 0; codewordRow < codewords->GetSize();
+       codewordRow++) {
+    CBC_Codeword* codeword = (CBC_Codeword*)codewords->GetAt(codewordRow);
+    if (codeword == NULL) {
+      continue;
+    }
+    int32_t rowIndicatorValue = codeword->getValue() % 30;
+    int32_t codewordRowNumber = codeword->getRowNumber();
+    if (codewordRowNumber > barcodeMetadata.getRowCount()) {
+      codewords->SetAt(codewordRow, NULL);
+      continue;
+    }
+    if (!m_isLeft) {
+      codewordRowNumber += 2;
+    }
+    switch (codewordRowNumber % 3) {
+      case 0:
+        if (rowIndicatorValue * 3 + 1 !=
+            barcodeMetadata.getRowCountUpperPart()) {
+          codewords->SetAt(codewordRow, NULL);
+        }
+        break;
+      case 1:
+        if (rowIndicatorValue / 3 !=
+                barcodeMetadata.getErrorCorrectionLevel() ||
+            rowIndicatorValue % 3 != barcodeMetadata.getRowCountLowerPart()) {
+          codewords->SetAt(codewordRow, NULL);
+        }
+        break;
+      case 2:
+        if (rowIndicatorValue + 1 != barcodeMetadata.getColumnCount()) {
+          codewords->SetAt(codewordRow, NULL);
+        }
+        break;
+    }
+  }
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h
new file mode 100644
index 0000000..dfe6a06
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULTROWINDICATORCOLUMN_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULTROWINDICATORCOLUMN_H_
+
+class CBC_BarcodeMetadata;
+class CBC_BoundingBox;
+class CBC_DetectionResultRowIndicatorColumn;
+class CBC_DetectionResultRowIndicatorColumn : public CBC_DetectionResultColumn {
+ public:
+  CBC_DetectionResultRowIndicatorColumn(CBC_BoundingBox* boundingBox,
+                                        FX_BOOL isLeft);
+  virtual ~CBC_DetectionResultRowIndicatorColumn();
+  void setRowNumbers();
+  int32_t adjustCompleteIndicatorColumnRowNumbers(
+      CBC_BarcodeMetadata barcodeMetadata);
+  CFX_Int32Array* getRowHeights(int32_t& e);
+  int32_t adjustIncompleteIndicatorColumnRowNumbers(
+      CBC_BarcodeMetadata barcodeMetadata);
+  CBC_BarcodeMetadata* getBarcodeMetadata();
+  FX_BOOL isLeft();
+  CFX_ByteString toString();
+
+ private:
+  FX_BOOL m_isLeft;
+  void removeIncorrectCodewords(CFX_PtrArray* codewords,
+                                CBC_BarcodeMetadata barcodeMetadata);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417DETECTIONRESULTROWINDICATORCOLUMN_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Detector.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Detector.cpp
new file mode 100644
index 0000000..cfd52e5
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Detector.cpp
@@ -0,0 +1,352 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Detector.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+#include "xfa/fxbarcode/utils.h"
+
+#define INTEGER_MAX 2147483647
+
+int32_t CBC_Detector::INDEXES_START_PATTERN[] = {0, 4, 1, 5};
+int32_t CBC_Detector::INDEXES_STOP_PATTERN[] = {6, 2, 7, 3};
+int32_t CBC_Detector::INTEGER_MATH_SHIFT = 8;
+int32_t CBC_Detector::PATTERN_MATCH_RESULT_SCALE_FACTOR = 1
+                                                          << INTEGER_MATH_SHIFT;
+int32_t CBC_Detector::MAX_AVG_VARIANCE =
+    (int32_t)(PATTERN_MATCH_RESULT_SCALE_FACTOR * 0.42f);
+int32_t CBC_Detector::MAX_INDIVIDUAL_VARIANCE =
+    (int32_t)(PATTERN_MATCH_RESULT_SCALE_FACTOR * 0.8f);
+int32_t CBC_Detector::START_PATTERN[] = {8, 1, 1, 1, 1, 1, 1, 3};
+int32_t CBC_Detector::STOP_PATTERN[] = {7, 1, 1, 3, 1, 1, 1, 2, 1};
+int32_t CBC_Detector::MAX_PIXEL_DRIFT = 3;
+int32_t CBC_Detector::MAX_PATTERN_DRIFT = 5;
+int32_t CBC_Detector::SKIPPED_ROW_COUNT_MAX = 25;
+int32_t CBC_Detector::ROW_STEP = 5;
+int32_t CBC_Detector::BARCODE_MIN_HEIGHT = 10;
+
+CBC_Detector::CBC_Detector() {}
+CBC_Detector::~CBC_Detector() {}
+CBC_PDF417DetectorResult* CBC_Detector::detect(CBC_BinaryBitmap* image,
+                                               int32_t hints,
+                                               FX_BOOL multiple,
+                                               int32_t& e) {
+  CBC_CommonBitMatrix* bitMatrix = image->GetBlackMatrix(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_PtrArray* barcodeCoordinates = detect(multiple, bitMatrix);
+  if (barcodeCoordinates->GetSize() == 0) {
+    rotate180(bitMatrix);
+    barcodeCoordinates = detect(multiple, bitMatrix);
+  }
+  if (barcodeCoordinates->GetSize() == 0) {
+    e = BCExceptionUnSupportedBarcode;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  CBC_PDF417DetectorResult* detectorResult =
+      new CBC_PDF417DetectorResult(bitMatrix, barcodeCoordinates);
+  return detectorResult;
+}
+void CBC_Detector::rotate180(CBC_CommonBitMatrix* bitMatrix) {
+  int32_t width = bitMatrix->GetWidth();
+  int32_t height = bitMatrix->GetHeight();
+  CBC_CommonBitArray* firstRowBitArray = new CBC_CommonBitArray(width);
+  CBC_CommonBitArray* secondRowBitArray = new CBC_CommonBitArray(width);
+  CBC_CommonBitArray* tmpBitArray = new CBC_CommonBitArray(width);
+  for (int32_t y = 0; y<(height + 1)>> 1; y++) {
+    CBC_CommonBitArray* temp =
+        bitMatrix->GetRow(height - 1 - y, secondRowBitArray);
+    CBC_CommonBitArray* tempfirstRow = firstRowBitArray;
+    firstRowBitArray = bitMatrix->GetRow(y, tempfirstRow);
+    delete tempfirstRow;
+    CBC_CommonBitArray* row = mirror(temp, tmpBitArray);
+    delete temp;
+    bitMatrix->SetRow(y, row);
+    delete row;
+    CBC_CommonBitArray* rowfirstRow = mirror(firstRowBitArray, tmpBitArray);
+    bitMatrix->SetRow(height - 1 - y, rowfirstRow);
+    delete rowfirstRow;
+  }
+  delete tmpBitArray;
+  delete firstRowBitArray;
+  delete secondRowBitArray;
+}
+CBC_CommonBitArray* CBC_Detector::mirror(CBC_CommonBitArray* input,
+                                         CBC_CommonBitArray* result) {
+  CBC_CommonBitArray* array = new CBC_CommonBitArray(result->GetSize());
+  array->Clear();
+  int32_t size = input->GetSize();
+  for (int32_t i = 0; i < size; i++) {
+    if (input->Get(i)) {
+      array->Set(size - 1 - i);
+    }
+  }
+  return array;
+}
+CFX_PtrArray* CBC_Detector::detect(FX_BOOL multiple,
+                                   CBC_CommonBitMatrix* bitMatrix) {
+  CFX_PtrArray* barcodeCoordinates = new CFX_PtrArray;
+  int32_t row = 0;
+  int32_t column = 0;
+  FX_BOOL foundBarcodeInRow = FALSE;
+  while (row < bitMatrix->GetHeight()) {
+    CFX_PtrArray* vertices = findVertices(bitMatrix, row, column);
+    if (vertices->GetAt(0) == NULL && vertices->GetAt(3) == NULL) {
+      if (!foundBarcodeInRow) {
+        if (vertices) {
+          delete (vertices);
+        }
+        break;
+      }
+      foundBarcodeInRow = FALSE;
+      column = 0;
+      for (int32_t i = 0; i < barcodeCoordinates->GetSize(); i++) {
+        CFX_PtrArray* barcodeCoordinate =
+            (CFX_PtrArray*)barcodeCoordinates->GetAt(i);
+        if (barcodeCoordinate->GetAt(1)) {
+          row = row > ((CBC_ResultPoint*)barcodeCoordinate->GetAt(1))->GetY();
+        }
+        if (barcodeCoordinate->GetAt(3)) {
+          row = row > ((CBC_ResultPoint*)barcodeCoordinate->GetAt(3))->GetY();
+        }
+      }
+      row += ROW_STEP;
+      if (vertices) {
+        delete (vertices);
+      }
+      continue;
+    }
+    foundBarcodeInRow = TRUE;
+    barcodeCoordinates->Add(vertices);
+    if (!multiple) {
+      break;
+    }
+    if (vertices->GetAt(2)) {
+      column = (int32_t)((CBC_ResultPoint*)vertices->GetAt(2))->GetX();
+      row = (int32_t)((CBC_ResultPoint*)vertices->GetAt(2))->GetY();
+    } else {
+      column = (int32_t)((CBC_ResultPoint*)vertices->GetAt(4))->GetX();
+      row = (int32_t)((CBC_ResultPoint*)vertices->GetAt(4))->GetY();
+    }
+  }
+  return barcodeCoordinates;
+}
+CFX_PtrArray* CBC_Detector::findVertices(CBC_CommonBitMatrix* matrix,
+                                         int32_t startRow,
+                                         int32_t startColumn) {
+  int32_t height = matrix->GetHeight();
+  int32_t width = matrix->GetWidth();
+  CFX_PtrArray* result = new CFX_PtrArray;
+  result->SetSize(8);
+  CFX_PtrArray* startptr = findRowsWithPattern(
+      matrix, height, width, startRow, startColumn, START_PATTERN,
+      sizeof(START_PATTERN) / sizeof(START_PATTERN[0]));
+  copyToResult(
+      result, startptr, INDEXES_START_PATTERN,
+      sizeof(INDEXES_START_PATTERN) / sizeof(INDEXES_START_PATTERN[0]));
+  startptr->RemoveAll();
+  delete startptr;
+  if (result->GetAt(4)) {
+    startColumn = (int32_t)((CBC_ResultPoint*)result->GetAt(4))->GetX();
+    startRow = (int32_t)((CBC_ResultPoint*)result->GetAt(4))->GetY();
+  }
+  CFX_PtrArray* stopptr = findRowsWithPattern(
+      matrix, height, width, startRow, startColumn, STOP_PATTERN,
+      sizeof(STOP_PATTERN) / sizeof(STOP_PATTERN[0]));
+  copyToResult(result, stopptr, INDEXES_STOP_PATTERN,
+               sizeof(INDEXES_STOP_PATTERN) / sizeof(INDEXES_STOP_PATTERN[0]));
+  stopptr->RemoveAll();
+  delete stopptr;
+  return result;
+}
+void CBC_Detector::copyToResult(CFX_PtrArray* result,
+                                CFX_PtrArray* tmpResult,
+                                int32_t* destinationIndexes,
+                                int32_t destinationLength) {
+  for (int32_t i = 0; i < destinationLength; i++) {
+    result->SetAt(destinationIndexes[i], tmpResult->GetAt(i));
+  }
+}
+CFX_PtrArray* CBC_Detector::findRowsWithPattern(CBC_CommonBitMatrix* matrix,
+                                                int32_t height,
+                                                int32_t width,
+                                                int32_t startRow,
+                                                int32_t startColumn,
+                                                int32_t* pattern,
+                                                int32_t patternLength) {
+  CFX_PtrArray* result = new CFX_PtrArray;
+  result->SetSize(4);
+  FX_BOOL found = FALSE;
+  CFX_Int32Array counters;
+  counters.SetSize(patternLength);
+  for (; startRow < height; startRow += ROW_STEP) {
+    CFX_Int32Array* loc =
+        findGuardPattern(matrix, startColumn, startRow, width, FALSE, pattern,
+                         patternLength, counters);
+    if (loc) {
+      while (startRow > 0) {
+        CFX_Int32Array* previousRowLoc =
+            findGuardPattern(matrix, startColumn, --startRow, width, FALSE,
+                             pattern, patternLength, counters);
+        if (previousRowLoc) {
+          delete loc;
+          loc = previousRowLoc;
+        } else {
+          startRow++;
+          break;
+        }
+      }
+      result->SetAt(
+          0, new CBC_ResultPoint((FX_FLOAT)loc->GetAt(0), (FX_FLOAT)startRow));
+      result->SetAt(
+          1, new CBC_ResultPoint((FX_FLOAT)loc->GetAt(1), (FX_FLOAT)startRow));
+      found = TRUE;
+      delete loc;
+      break;
+    }
+  }
+  int32_t stopRow = startRow + 1;
+  if (found) {
+    int32_t skippedRowCount = 0;
+    CFX_Int32Array previousRowLoc;
+    previousRowLoc.Add((int32_t)((CBC_ResultPoint*)result->GetAt(0))->GetX());
+    previousRowLoc.Add((int32_t)((CBC_ResultPoint*)result->GetAt(1))->GetX());
+    for (; stopRow < height; stopRow++) {
+      CFX_Int32Array* loc =
+          findGuardPattern(matrix, previousRowLoc[0], stopRow, width, FALSE,
+                           pattern, patternLength, counters);
+      if (loc && abs(previousRowLoc[0] - loc->GetAt(0)) < MAX_PATTERN_DRIFT &&
+          abs(previousRowLoc[1] - loc->GetAt(1)) < MAX_PATTERN_DRIFT) {
+        previousRowLoc.Copy(*loc);
+        skippedRowCount = 0;
+      } else {
+        if (skippedRowCount > SKIPPED_ROW_COUNT_MAX) {
+          delete loc;
+          break;
+        } else {
+          skippedRowCount++;
+        }
+      }
+      delete loc;
+    }
+    stopRow -= skippedRowCount + 1;
+    result->SetAt(2, new CBC_ResultPoint((FX_FLOAT)previousRowLoc.GetAt(0),
+                                         (FX_FLOAT)stopRow));
+    result->SetAt(3, new CBC_ResultPoint((FX_FLOAT)previousRowLoc.GetAt(1),
+                                         (FX_FLOAT)stopRow));
+  }
+  if (stopRow - startRow < BARCODE_MIN_HEIGHT) {
+    for (int32_t i = 0; i < result->GetSize(); i++) {
+      result->SetAt(i, NULL);
+    }
+  }
+  return result;
+}
+CFX_Int32Array* CBC_Detector::findGuardPattern(CBC_CommonBitMatrix* matrix,
+                                               int32_t column,
+                                               int32_t row,
+                                               int32_t width,
+                                               FX_BOOL whiteFirst,
+                                               int32_t* pattern,
+                                               int32_t patternLength,
+                                               CFX_Int32Array& counters) {
+  for (int32_t i = 0; i < counters.GetSize(); i++) {
+    counters.SetAt(i, 0);
+  }
+  FX_BOOL isWhite = whiteFirst;
+  int32_t patternStart = column;
+  int32_t pixelDrift = 0;
+  CFX_Int32Array* intarray = new CFX_Int32Array;
+  while (matrix->Get(patternStart, row) && patternStart > 0 &&
+         pixelDrift++ < MAX_PIXEL_DRIFT) {
+    patternStart--;
+  }
+  int32_t x = patternStart;
+  int32_t counterPosition = 0;
+  for (; x < width; x++) {
+    FX_BOOL pixel = matrix->Get(x, row);
+    if (pixel ^ isWhite) {
+      counters[counterPosition]++;
+    } else {
+      if (counterPosition == patternLength - 1) {
+        if (patternMatchVariance(counters, pattern, MAX_INDIVIDUAL_VARIANCE) <
+            MAX_AVG_VARIANCE) {
+          intarray->Add(patternStart);
+          intarray->Add(x);
+          return intarray;
+        }
+        patternStart += counters[0] + counters[1];
+        for (int32_t l = 2, k = 0; l < patternLength; l++, k++) {
+          counters.SetAt(k, counters.GetAt(l));
+        }
+        counters.SetAt(patternLength - 2, 0);
+        counters.SetAt(patternLength - 1, 0);
+        counterPosition--;
+      } else {
+        counterPosition++;
+      }
+      counters[counterPosition] = 1;
+      isWhite = !isWhite;
+    }
+  }
+  if (counterPosition == patternLength - 1) {
+    if (patternMatchVariance(counters, pattern, MAX_INDIVIDUAL_VARIANCE) <
+        MAX_AVG_VARIANCE) {
+      intarray->Add(patternStart);
+      intarray->Add(x - 1);
+      return intarray;
+    }
+  }
+  delete intarray;
+  return NULL;
+}
+int32_t CBC_Detector::patternMatchVariance(CFX_Int32Array& counters,
+                                           int32_t* pattern,
+                                           int32_t maxIndividualVariance) {
+  int32_t numCounters = counters.GetSize();
+  int32_t total = 0;
+  int32_t patternLength = 0;
+  for (int32_t i = 0; i < numCounters; i++) {
+    total += counters[i];
+    patternLength += pattern[i];
+  }
+  if (total < patternLength) {
+    return INTEGER_MAX;
+  }
+  int32_t unitBarWidth = (total << INTEGER_MATH_SHIFT) / patternLength;
+  maxIndividualVariance =
+      (maxIndividualVariance * unitBarWidth) >> INTEGER_MATH_SHIFT;
+  int32_t totalVariance = 0;
+  for (int32_t x = 0; x < numCounters; x++) {
+    int32_t counter = counters[x] << INTEGER_MATH_SHIFT;
+    int32_t scaledPattern = pattern[x] * unitBarWidth;
+    int32_t variance = counter > scaledPattern ? counter - scaledPattern
+                                               : scaledPattern - counter;
+    if (variance > maxIndividualVariance) {
+      return INTEGER_MAX;
+    }
+    totalVariance += variance;
+  }
+  return totalVariance / total;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Detector.h b/xfa/fxbarcode/pdf417/BC_PDF417Detector.h
new file mode 100644
index 0000000..dda039d
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Detector.h
@@ -0,0 +1,69 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417DETECTOR_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417DETECTOR_H_
+
+class CBC_PDF417DetectorResult;
+class CBC_BinaryBitmap;
+class CBC_CommonBitMatrix;
+class CBC_CommonBitArray;
+
+class CBC_Detector {
+ public:
+  CBC_Detector();
+  virtual ~CBC_Detector();
+  static CBC_PDF417DetectorResult* detect(CBC_BinaryBitmap* image,
+                                          int32_t hints,
+                                          FX_BOOL multiple,
+                                          int32_t& e);
+  static void rotate180(CBC_CommonBitMatrix* bitMatrix);
+  static CBC_CommonBitArray* mirror(CBC_CommonBitArray* input,
+                                    CBC_CommonBitArray* result);
+
+ private:
+  static int32_t INDEXES_START_PATTERN[];
+  static int32_t INDEXES_STOP_PATTERN[];
+  static int32_t INTEGER_MATH_SHIFT;
+  static int32_t PATTERN_MATCH_RESULT_SCALE_FACTOR;
+  static int32_t MAX_AVG_VARIANCE;
+  static int32_t MAX_INDIVIDUAL_VARIANCE;
+  static int32_t START_PATTERN[];
+  static int32_t STOP_PATTERN[];
+  static int32_t MAX_PIXEL_DRIFT;
+  static int32_t MAX_PATTERN_DRIFT;
+  static int32_t SKIPPED_ROW_COUNT_MAX;
+  static int32_t ROW_STEP;
+  static int32_t BARCODE_MIN_HEIGHT;
+  static CFX_PtrArray* detect(FX_BOOL multiple, CBC_CommonBitMatrix* bitMatrix);
+  static CFX_PtrArray* findVertices(CBC_CommonBitMatrix* matrix,
+                                    int32_t startRow,
+                                    int32_t startColumn);
+  static void copyToResult(CFX_PtrArray* result,
+                           CFX_PtrArray* tmpResult,
+                           int32_t* destinationIndexes,
+                           int32_t destinationLength);
+  static CFX_PtrArray* findRowsWithPattern(CBC_CommonBitMatrix* matrix,
+                                           int32_t height,
+                                           int32_t width,
+                                           int32_t startRow,
+                                           int32_t startColumn,
+                                           int32_t* pattern,
+                                           int32_t patternLength);
+  static CFX_Int32Array* findGuardPattern(CBC_CommonBitMatrix* matrix,
+                                          int32_t column,
+                                          int32_t row,
+                                          int32_t width,
+                                          FX_BOOL whiteFirst,
+                                          int32_t* pattern,
+                                          int32_t patternLength,
+                                          CFX_Int32Array& counters);
+  static int32_t patternMatchVariance(CFX_Int32Array& counters,
+                                      int32_t* pattern,
+                                      int32_t maxIndividualVariance);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417DETECTOR_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.cpp b/xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.cpp
new file mode 100644
index 0000000..557d50d
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.cpp
@@ -0,0 +1,50 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+
+CBC_PDF417DetectorResult::CBC_PDF417DetectorResult(CBC_CommonBitMatrix* bits,
+                                                   CFX_PtrArray* points) {
+  m_bits = bits;
+  m_points = points;
+}
+CBC_PDF417DetectorResult::~CBC_PDF417DetectorResult() {
+  for (int32_t i = 0; i < m_points->GetSize(); i++) {
+    CFX_PtrArray* temp = (CFX_PtrArray*)m_points->GetAt(i);
+    for (int32_t j = 0; j < temp->GetSize(); j++) {
+      delete (CBC_ResultPoint*)temp->GetAt(j);
+    }
+    temp->RemoveAll();
+    delete temp;
+  }
+  m_points->RemoveAll();
+  delete m_points;
+}
+CBC_CommonBitMatrix* CBC_PDF417DetectorResult::getBits() {
+  return m_bits;
+}
+
+CFX_PtrArray* CBC_PDF417DetectorResult::getPoints() {
+  return m_points;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h b/xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h
new file mode 100644
index 0000000..0eea685
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417DETECTORRESULT_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417DETECTORRESULT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+
+class CBC_PDF417DetectorResult {
+ public:
+  CBC_PDF417DetectorResult(CBC_CommonBitMatrix* bits, CFX_PtrArray* points);
+  virtual ~CBC_PDF417DetectorResult();
+  CBC_CommonBitMatrix* getBits();
+  CFX_PtrArray* getPoints();
+
+ private:
+  CBC_CommonBitMatrix* m_bits;
+  CFX_PtrArray* m_points;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417DETECTORRESULT_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Dimensions.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Dimensions.cpp
new file mode 100644
index 0000000..3f0b314
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Dimensions.cpp
@@ -0,0 +1,46 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417Dimensions.h"
+
+CBC_Dimensions::CBC_Dimensions(int32_t minCols,
+                               int32_t maxCols,
+                               int32_t minRows,
+                               int32_t maxRows) {
+  m_minCols = minCols;
+  m_maxCols = maxCols;
+  m_minRows = minRows;
+  m_maxRows = maxRows;
+}
+CBC_Dimensions::~CBC_Dimensions() {}
+int32_t CBC_Dimensions::getMinCols() {
+  return m_minCols;
+}
+int32_t CBC_Dimensions::getMaxCols() {
+  return m_maxCols;
+}
+int32_t CBC_Dimensions::getMinRows() {
+  return m_minRows;
+}
+int32_t CBC_Dimensions::getMaxRows() {
+  return m_maxRows;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Dimensions.h b/xfa/fxbarcode/pdf417/BC_PDF417Dimensions.h
new file mode 100644
index 0000000..622ad23
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Dimensions.h
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417DIMENSIONS_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417DIMENSIONS_H_
+
+#include <stdint.h>
+
+class CBC_Dimensions {
+ public:
+  CBC_Dimensions(int32_t minCols,
+                 int32_t maxCols,
+                 int32_t minRows,
+                 int32_t maxRows);
+  virtual ~CBC_Dimensions();
+  int32_t getMinCols();
+  int32_t getMaxCols();
+  int32_t getMinRows();
+  int32_t getMaxRows();
+
+ private:
+  int32_t m_minCols;
+  int32_t m_maxCols;
+  int32_t m_minRows;
+  int32_t m_maxRows;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417DIMENSIONS_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.cpp b/xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.cpp
new file mode 100644
index 0000000..830b65e
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.cpp
@@ -0,0 +1,389 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_PDF417ECModulusGF* CBC_PDF417ECErrorCorrection::m_field = NULL;
+
+void CBC_PDF417ECErrorCorrection::Initialize(int32_t& e) {
+  m_field =
+      new CBC_PDF417ECModulusGF(CBC_PDF417Common::NUMBER_OF_CODEWORDS, 3, e);
+}
+void CBC_PDF417ECErrorCorrection::Finalize() {
+  delete m_field;
+}
+CBC_PDF417ECErrorCorrection::CBC_PDF417ECErrorCorrection() {}
+CBC_PDF417ECErrorCorrection::~CBC_PDF417ECErrorCorrection() {}
+int32_t CBC_PDF417ECErrorCorrection::decode(CFX_Int32Array& received,
+                                            int32_t numECCodewords,
+                                            CFX_Int32Array& erasures,
+                                            int32_t& e) {
+  CBC_PDF417ECModulusPoly poly(m_field, received, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+  CFX_Int32Array S;
+  S.SetSize(numECCodewords);
+  FX_BOOL error = FALSE;
+  for (int32_t l = numECCodewords; l > 0; l--) {
+    int32_t eval = poly.evaluateAt(m_field->exp(l));
+    S[numECCodewords - l] = eval;
+    if (eval != 0) {
+      error = TRUE;
+    }
+  }
+  if (!error) {
+    return 0;
+  }
+  CBC_PDF417ECModulusPoly* syndrome =
+      new CBC_PDF417ECModulusPoly(m_field, S, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+  CBC_PDF417ECModulusPoly* buildmonomial =
+      m_field->buildMonomial(numECCodewords, 1, e);
+  if (e != BCExceptionNO) {
+    delete syndrome;
+    return -1;
+  }
+  CFX_PtrArray* sigmaOmega =
+      runEuclideanAlgorithm(buildmonomial, syndrome, numECCodewords, e);
+  delete buildmonomial;
+  delete syndrome;
+  BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+  CBC_PDF417ECModulusPoly* sigma =
+      (CBC_PDF417ECModulusPoly*)sigmaOmega->GetAt(0);
+  CBC_PDF417ECModulusPoly* omega =
+      (CBC_PDF417ECModulusPoly*)sigmaOmega->GetAt(1);
+  CFX_Int32Array* errorLocations = findErrorLocations(sigma, e);
+  if (e != BCExceptionNO) {
+    for (int32_t i = 0; i < sigmaOmega->GetSize(); i++) {
+      delete (CBC_PDF417ECModulusPoly*)sigmaOmega->GetAt(i);
+    }
+    sigmaOmega->RemoveAll();
+    delete sigmaOmega;
+    return -1;
+  }
+  CFX_Int32Array* errorMagnitudes =
+      findErrorMagnitudes(omega, sigma, *errorLocations, e);
+  if (e != BCExceptionNO) {
+    delete errorLocations;
+    for (int32_t i = 0; i < sigmaOmega->GetSize(); i++) {
+      delete (CBC_PDF417ECModulusPoly*)sigmaOmega->GetAt(i);
+    }
+    sigmaOmega->RemoveAll();
+    delete sigmaOmega;
+    return -1;
+  }
+  for (int32_t i = 0; i < errorLocations->GetSize(); i++) {
+    int32_t log = m_field->log(errorLocations->GetAt(i), e);
+
+    BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+    int32_t position = received.GetSize() - 1 - log;
+    if (position < 0) {
+      e = BCExceptionChecksumException;
+      delete errorLocations;
+      delete errorMagnitudes;
+      for (int32_t j = 0; j < sigmaOmega->GetSize(); j++) {
+        delete (CBC_PDF417ECModulusPoly*)sigmaOmega->GetAt(j);
+      }
+      sigmaOmega->RemoveAll();
+      delete sigmaOmega;
+      return -1;
+    }
+    received[position] =
+        m_field->subtract(received[position], errorMagnitudes->GetAt(i));
+  }
+  int32_t result = errorLocations->GetSize();
+  delete errorLocations;
+  delete errorMagnitudes;
+  for (int32_t k = 0; k < sigmaOmega->GetSize(); k++) {
+    delete (CBC_PDF417ECModulusPoly*)sigmaOmega->GetAt(k);
+  }
+  sigmaOmega->RemoveAll();
+  delete sigmaOmega;
+  return result;
+}
+CFX_PtrArray* CBC_PDF417ECErrorCorrection::runEuclideanAlgorithm(
+    CBC_PDF417ECModulusPoly* a,
+    CBC_PDF417ECModulusPoly* b,
+    int32_t R,
+    int32_t& e) {
+  if (a->getDegree() < b->getDegree()) {
+    CBC_PDF417ECModulusPoly* temp = a;
+    a = b;
+    b = temp;
+  }
+  CBC_PDF417ECModulusPoly* rLast = a;
+  CBC_PDF417ECModulusPoly* r = b;
+  CBC_PDF417ECModulusPoly* tLast = m_field->getZero();
+  CBC_PDF417ECModulusPoly* t = m_field->getOne();
+  CBC_PDF417ECModulusPoly* qtemp = NULL;
+  CBC_PDF417ECModulusPoly* rtemp = NULL;
+  CBC_PDF417ECModulusPoly* ttemp = NULL;
+  int32_t i = 0;
+  int32_t j = 0;
+  int32_t m = 0;
+  int32_t n = 0;
+  while (r->getDegree() >= R / 2) {
+    CBC_PDF417ECModulusPoly* rLastLast = rLast;
+    CBC_PDF417ECModulusPoly* tLastLast = tLast;
+    rLast = r;
+    tLast = t;
+    m = i;
+    n = j;
+    if (rLast->isZero()) {
+      e = BCExceptionChecksumException;
+      if (qtemp) {
+        delete qtemp;
+      }
+      if (rtemp) {
+        delete rtemp;
+      }
+      if (ttemp) {
+        delete ttemp;
+      }
+      return NULL;
+    }
+    r = rLastLast;
+    CBC_PDF417ECModulusPoly* q = m_field->getZero();
+    int32_t denominatorLeadingTerm = rLast->getCoefficient(rLast->getDegree());
+    int32_t dltInverse = m_field->inverse(denominatorLeadingTerm, e);
+    if (e != BCExceptionNO) {
+      if (qtemp) {
+        delete qtemp;
+      }
+      if (rtemp) {
+        delete rtemp;
+      }
+      if (ttemp) {
+        delete ttemp;
+      }
+      return NULL;
+    }
+    while (r->getDegree() >= rLast->getDegree() && !r->isZero()) {
+      int32_t degreeDiff = r->getDegree() - rLast->getDegree();
+      int32_t scale =
+          m_field->multiply(r->getCoefficient(r->getDegree()), dltInverse);
+      CBC_PDF417ECModulusPoly* buildmonomial =
+          m_field->buildMonomial(degreeDiff, scale, e);
+      if (e != BCExceptionNO) {
+        if (qtemp) {
+          delete qtemp;
+        }
+        if (rtemp) {
+          delete rtemp;
+        }
+        if (ttemp) {
+          delete ttemp;
+        }
+        return NULL;
+      }
+      q = q->add(buildmonomial, e);
+      delete buildmonomial;
+      if (qtemp) {
+        delete qtemp;
+      }
+      if (e != BCExceptionNO) {
+        if (rtemp) {
+          delete rtemp;
+        }
+        if (ttemp) {
+          delete ttemp;
+        }
+        return NULL;
+      }
+      qtemp = q;
+      CBC_PDF417ECModulusPoly* multiply =
+          rLast->multiplyByMonomial(degreeDiff, scale, e);
+      if (e != BCExceptionNO) {
+        if (qtemp) {
+          delete qtemp;
+        }
+        if (rtemp) {
+          delete rtemp;
+        }
+        if (ttemp) {
+          delete ttemp;
+        }
+        return NULL;
+      }
+      CBC_PDF417ECModulusPoly* temp = r;
+      r = temp->subtract(multiply, e);
+      delete multiply;
+      if (m > 1 && i > m) {
+        delete temp;
+        temp = NULL;
+      }
+      if (e != BCExceptionNO) {
+        if (qtemp) {
+          delete qtemp;
+        }
+        if (rtemp) {
+          delete rtemp;
+        }
+        if (ttemp) {
+          delete ttemp;
+        }
+        return NULL;
+      }
+      rtemp = r;
+      i = m + 1;
+    }
+    ttemp = q->multiply(tLast, e);
+    if (qtemp) {
+      delete qtemp;
+      qtemp = NULL;
+    }
+    if (e != BCExceptionNO) {
+      if (rtemp) {
+        delete rtemp;
+      }
+      if (ttemp) {
+        delete ttemp;
+      }
+      return NULL;
+    }
+    t = ttemp->subtract(tLastLast, e);
+    if (n > 1 && j > n) {
+      delete tLastLast;
+    }
+    delete ttemp;
+    if (e != BCExceptionNO) {
+      if (rtemp) {
+        delete rtemp;
+      }
+      return NULL;
+    }
+    ttemp = t;
+    t = ttemp->negative(e);
+    delete ttemp;
+    if (e != BCExceptionNO) {
+      if (rtemp) {
+        delete rtemp;
+      }
+      return NULL;
+    }
+    ttemp = t;
+    j++;
+  }
+  int32_t sigmaTildeAtZero = t->getCoefficient(0);
+  if (sigmaTildeAtZero == 0) {
+    e = BCExceptionChecksumException;
+    if (rtemp) {
+      delete rtemp;
+    }
+    if (ttemp) {
+      delete ttemp;
+    }
+    return NULL;
+  }
+  int32_t inverse = m_field->inverse(sigmaTildeAtZero, e);
+  if (e != BCExceptionNO) {
+    if (rtemp) {
+      delete rtemp;
+    }
+    if (ttemp) {
+      delete ttemp;
+    }
+    return NULL;
+  }
+  CBC_PDF417ECModulusPoly* sigma = t->multiply(inverse, e);
+  if (ttemp) {
+    delete ttemp;
+  }
+  if (e != BCExceptionNO) {
+    if (rtemp) {
+      delete rtemp;
+    }
+    return NULL;
+  }
+  CBC_PDF417ECModulusPoly* omega = r->multiply(inverse, e);
+  if (rtemp) {
+    delete rtemp;
+  }
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_PtrArray* modulusPoly = new CFX_PtrArray;
+  modulusPoly->Add(sigma);
+  modulusPoly->Add(omega);
+  return modulusPoly;
+}
+CFX_Int32Array* CBC_PDF417ECErrorCorrection::findErrorLocations(
+    CBC_PDF417ECModulusPoly* errorLocator,
+    int32_t& e) {
+  int32_t numErrors = errorLocator->getDegree();
+  CFX_Int32Array* result = new CFX_Int32Array;
+  result->SetSize(numErrors);
+  int32_t ee = 0;
+  for (int32_t i = 1; i < m_field->getSize() && ee < numErrors; i++) {
+    if (errorLocator->evaluateAt(i) == 0) {
+      result->SetAt(ee, m_field->inverse(i, e));
+      if (e != BCExceptionNO) {
+        delete result;
+        return NULL;
+      }
+      ee++;
+    }
+  }
+  if (ee != numErrors) {
+    e = BCExceptionChecksumException;
+    delete result;
+    return NULL;
+  }
+  return result;
+}
+CFX_Int32Array* CBC_PDF417ECErrorCorrection::findErrorMagnitudes(
+    CBC_PDF417ECModulusPoly* errorEvaluator,
+    CBC_PDF417ECModulusPoly* errorLocator,
+    CFX_Int32Array& errorLocations,
+    int32_t& e) {
+  int32_t errorLocatorDegree = errorLocator->getDegree();
+  CFX_Int32Array formalDerivativeCoefficients;
+  formalDerivativeCoefficients.SetSize(errorLocatorDegree);
+  for (int32_t l = 1; l <= errorLocatorDegree; l++) {
+    formalDerivativeCoefficients[errorLocatorDegree - l] =
+        m_field->multiply(l, errorLocator->getCoefficient(l));
+  }
+  CBC_PDF417ECModulusPoly formalDerivative(m_field,
+                                           formalDerivativeCoefficients, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t s = errorLocations.GetSize();
+  CFX_Int32Array* result = new CFX_Int32Array;
+  result->SetSize(s);
+  for (int32_t i = 0; i < s; i++) {
+    int32_t xiInverse = m_field->inverse(errorLocations[i], e);
+    if (e != BCExceptionNO) {
+      delete result;
+      return NULL;
+    }
+    int32_t numerator =
+        m_field->subtract(0, errorEvaluator->evaluateAt(xiInverse));
+    int32_t denominator =
+        m_field->inverse(formalDerivative.evaluateAt(xiInverse), e);
+    if (e != BCExceptionNO) {
+      delete result;
+      return NULL;
+    }
+    result->SetAt(i, m_field->multiply(numerator, denominator));
+  }
+  return result;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h b/xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h
new file mode 100644
index 0000000..d7b56de
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h
@@ -0,0 +1,39 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417ECERRORCORRECTION_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417ECERRORCORRECTION_H_
+
+class CBC_PDF417ECModulusGF;
+class CBC_PDF417ECModulusPoly;
+class CBC_PDF417ECErrorCorrection {
+ public:
+  CBC_PDF417ECErrorCorrection();
+  virtual ~CBC_PDF417ECErrorCorrection();
+  static void Initialize(int32_t& e);
+  static void Finalize();
+  static int32_t decode(CFX_Int32Array& received,
+                        int32_t numECCodewords,
+                        CFX_Int32Array& erasures,
+                        int32_t& e);
+
+ private:
+  static CBC_PDF417ECModulusGF* m_field;
+  static CFX_PtrArray* runEuclideanAlgorithm(CBC_PDF417ECModulusPoly* a,
+                                             CBC_PDF417ECModulusPoly* b,
+                                             int32_t R,
+                                             int32_t& e);
+  static CFX_Int32Array* findErrorLocations(
+      CBC_PDF417ECModulusPoly* errorLocator,
+      int32_t& e);
+  static CFX_Int32Array* findErrorMagnitudes(
+      CBC_PDF417ECModulusPoly* errorEvaluator,
+      CBC_PDF417ECModulusPoly* errorLocator,
+      CFX_Int32Array& errorLocations,
+      int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417ECERRORCORRECTION_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.cpp b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.cpp
new file mode 100644
index 0000000..4779d80
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.cpp
@@ -0,0 +1,120 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_PDF417ECModulusGF* CBC_PDF417ECModulusGF::PDF417_GF = NULL;
+void CBC_PDF417ECModulusGF::Initialize(int32_t& e) {
+  PDF417_GF =
+      new CBC_PDF417ECModulusGF(CBC_PDF417Common::NUMBER_OF_CODEWORDS, 3, e);
+}
+void CBC_PDF417ECModulusGF::Finalize() {
+  delete PDF417_GF;
+}
+CBC_PDF417ECModulusGF::CBC_PDF417ECModulusGF(int32_t modulus,
+                                             int32_t generator,
+                                             int32_t& e) {
+  m_modulus = modulus;
+  m_expTable.SetSize(modulus);
+  m_logTable.SetSize(modulus);
+  int32_t x = 1;
+  for (int32_t i = 0; i < modulus; i++) {
+    m_expTable[i] = x;
+    x = (x * generator) % modulus;
+  }
+  for (int32_t j = 0; j < modulus - 1; j++) {
+    m_logTable[m_expTable[j]] = j;
+  }
+  CFX_Int32Array zero;
+  zero.Add(0);
+  m_zero = new CBC_PDF417ECModulusPoly(this, zero, e);
+  CFX_Int32Array one;
+  one.Add(1);
+  m_one = new CBC_PDF417ECModulusPoly(this, one, e);
+}
+CBC_PDF417ECModulusGF::~CBC_PDF417ECModulusGF() {
+  delete m_zero;
+  delete m_one;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusGF::getZero() {
+  return m_zero;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusGF::getOne() {
+  return m_one;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusGF::buildMonomial(
+    int32_t degree,
+    int32_t coefficient,
+    int32_t& e) {
+  if (degree < 0) {
+    e = BCExceptionIllegalArgument;
+    return NULL;
+  }
+  CBC_PDF417ECModulusPoly* modulusPoly = NULL;
+  if (coefficient == 0) {
+    modulusPoly = new CBC_PDF417ECModulusPoly(m_zero->getField(),
+                                              m_zero->getCoefficients(), e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  CFX_Int32Array coefficients;
+  coefficients.SetSize(degree + 1);
+  coefficients[0] = coefficient;
+  modulusPoly = new CBC_PDF417ECModulusPoly(this, coefficients, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return modulusPoly;
+}
+int32_t CBC_PDF417ECModulusGF::add(int32_t a, int32_t b) {
+  return (a + b) % m_modulus;
+}
+int32_t CBC_PDF417ECModulusGF::subtract(int32_t a, int32_t b) {
+  return (m_modulus + a - b) % m_modulus;
+}
+int32_t CBC_PDF417ECModulusGF::exp(int32_t a) {
+  return m_expTable[a];
+}
+int32_t CBC_PDF417ECModulusGF::log(int32_t a, int32_t& e) {
+  if (a == 0) {
+    e = BCExceptionIllegalArgument;
+    return -1;
+  }
+  return m_logTable[a];
+}
+int32_t CBC_PDF417ECModulusGF::inverse(int32_t a, int32_t& e) {
+  if (a == 0) {
+    e = BCExceptionIllegalArgument;
+    return -1;
+  }
+  return m_expTable[m_modulus - m_logTable[a] - 1];
+}
+int32_t CBC_PDF417ECModulusGF::multiply(int32_t a, int32_t b) {
+  if (a == 0 || b == 0) {
+    return 0;
+  }
+  return m_expTable[(m_logTable[a] + m_logTable[b]) % (m_modulus - 1)];
+}
+int32_t CBC_PDF417ECModulusGF::getSize() {
+  return m_modulus;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h
new file mode 100644
index 0000000..094e001
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h
@@ -0,0 +1,39 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_
+
+class CBC_PDF417ECModulusPoly;
+class CBC_PDF417ECModulusGF {
+ public:
+  CBC_PDF417ECModulusGF(int32_t modulus, int32_t generator, int32_t& e);
+  virtual ~CBC_PDF417ECModulusGF();
+  static void Initialize(int32_t& e);
+  static void Finalize();
+  CBC_PDF417ECModulusPoly* getZero();
+  CBC_PDF417ECModulusPoly* getOne();
+  CBC_PDF417ECModulusPoly* buildMonomial(int32_t degree,
+                                         int32_t coefficient,
+                                         int32_t& e);
+  int32_t add(int32_t a, int32_t b);
+  int32_t subtract(int32_t a, int32_t b);
+  int32_t exp(int32_t a);
+  int32_t log(int32_t a, int32_t& e);
+  int32_t inverse(int32_t a, int32_t& e);
+  int32_t multiply(int32_t a, int32_t b);
+  int32_t getSize();
+  static CBC_PDF417ECModulusGF* PDF417_GF;
+
+ private:
+  CFX_Int32Array m_expTable;
+  CFX_Int32Array m_logTable;
+  CBC_PDF417ECModulusPoly* m_zero;
+  CBC_PDF417ECModulusPoly* m_one;
+  int32_t m_modulus;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.cpp b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.cpp
new file mode 100644
index 0000000..d0bbe5a
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.cpp
@@ -0,0 +1,332 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_PDF417ECModulusPoly::CBC_PDF417ECModulusPoly(CBC_PDF417ECModulusGF* field,
+                                                 CFX_Int32Array& coefficients,
+                                                 int32_t& e) {
+  if (coefficients.GetSize() == 0) {
+    e = BCExceptionIllegalArgument;
+  }
+  m_field = field;
+  int32_t coefficientsLength = coefficients.GetSize();
+  if (coefficientsLength > 1 && coefficients[0] == 0) {
+    int32_t firstNonZero = 1;
+    while (firstNonZero < coefficientsLength &&
+           coefficients[firstNonZero] == 0) {
+      firstNonZero++;
+    }
+    if (firstNonZero == coefficientsLength) {
+      m_coefficients = field->getZero()->m_coefficients;
+    } else {
+      m_coefficients.SetSize(coefficientsLength - firstNonZero);
+      int32_t l = 0;
+      for (int32_t i = firstNonZero;
+           i < firstNonZero + m_coefficients.GetSize(); i++) {
+        m_coefficients.SetAt(l, coefficients.GetAt(i));
+        l++;
+      }
+    }
+  } else {
+    m_coefficients.Copy(coefficients);
+  }
+}
+CBC_PDF417ECModulusPoly::~CBC_PDF417ECModulusPoly() {}
+CFX_Int32Array& CBC_PDF417ECModulusPoly::getCoefficients() {
+  return m_coefficients;
+}
+CBC_PDF417ECModulusGF* CBC_PDF417ECModulusPoly::getField() {
+  return m_field;
+}
+int32_t CBC_PDF417ECModulusPoly::getDegree() {
+  return m_coefficients.GetSize() - 1;
+}
+FX_BOOL CBC_PDF417ECModulusPoly::isZero() {
+  return m_coefficients[0] == 0;
+}
+int32_t CBC_PDF417ECModulusPoly::getCoefficient(int32_t degree) {
+  return m_coefficients[m_coefficients.GetSize() - 1 - degree];
+}
+int32_t CBC_PDF417ECModulusPoly::evaluateAt(int32_t a) {
+  if (a == 0) {
+    return getCoefficient(0);
+  }
+  int32_t size = m_coefficients.GetSize();
+  if (a == 1) {
+    int32_t result = 0;
+    for (int32_t l = 0; l < m_coefficients.GetSize(); l++) {
+      int32_t coefficient = m_coefficients.GetAt(l);
+      result = m_field->add(result, coefficient);
+    }
+    return result;
+  }
+  int32_t result = m_coefficients[0];
+  for (int32_t i = 1; i < size; i++) {
+    result = m_field->add(m_field->multiply(a, result), m_coefficients[i]);
+  }
+  return result;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusPoly::add(
+    CBC_PDF417ECModulusPoly* other,
+    int32_t& e) {
+  CBC_PDF417ECModulusPoly* modulusPoly = NULL;
+  if (isZero()) {
+    modulusPoly = new CBC_PDF417ECModulusPoly(other->getField(),
+                                              other->getCoefficients(), e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  if (other->isZero()) {
+    modulusPoly = new CBC_PDF417ECModulusPoly(m_field, m_coefficients, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  CFX_Int32Array smallerCoefficients;
+  smallerCoefficients.Copy(m_coefficients);
+  CFX_Int32Array largerCoefficients;
+  largerCoefficients.Copy(other->m_coefficients);
+  if (smallerCoefficients.GetSize() > largerCoefficients.GetSize()) {
+    CFX_Int32Array temp;
+    temp.Copy(smallerCoefficients);
+    smallerCoefficients.Copy(largerCoefficients);
+    largerCoefficients.Copy(temp);
+  }
+  CFX_Int32Array sumDiff;
+  sumDiff.SetSize(largerCoefficients.GetSize());
+  int32_t lengthDiff =
+      largerCoefficients.GetSize() - smallerCoefficients.GetSize();
+  for (int32_t l = 0; l < lengthDiff; l++) {
+    sumDiff.SetAt(l, largerCoefficients.GetAt(l));
+  }
+  for (int32_t i = lengthDiff; i < largerCoefficients.GetSize(); i++) {
+    sumDiff[i] = m_field->add(smallerCoefficients[i - lengthDiff],
+                              largerCoefficients[i]);
+  }
+  modulusPoly = new CBC_PDF417ECModulusPoly(m_field, sumDiff, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return modulusPoly;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusPoly::subtract(
+    CBC_PDF417ECModulusPoly* other,
+    int32_t& e) {
+  CBC_PDF417ECModulusPoly* modulusPoly = NULL;
+  if (other->isZero()) {
+    modulusPoly = new CBC_PDF417ECModulusPoly(m_field, m_coefficients, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  CBC_PDF417ECModulusPoly* poly = other->negative(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  modulusPoly = add(poly, e);
+  delete poly;
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return modulusPoly;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusPoly::multiply(
+    CBC_PDF417ECModulusPoly* other,
+    int32_t& e) {
+  CBC_PDF417ECModulusPoly* modulusPoly = NULL;
+  if (isZero() || other->isZero()) {
+    modulusPoly =
+        new CBC_PDF417ECModulusPoly(m_field->getZero()->getField(),
+                                    m_field->getZero()->getCoefficients(), e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  CFX_Int32Array aCoefficients;
+  aCoefficients.Copy(m_coefficients);
+  int32_t aLength = aCoefficients.GetSize();
+  CFX_Int32Array bCoefficients;
+  bCoefficients.Copy(other->m_coefficients);
+  int32_t bLength = bCoefficients.GetSize();
+  CFX_Int32Array product;
+  product.SetSize(aLength + bLength - 1);
+  for (int32_t i = 0; i < aLength; i++) {
+    int32_t aCoeff = aCoefficients[i];
+    for (int32_t j = 0; j < bLength; j++) {
+      product[i + j] = m_field->add(
+          product[i + j], m_field->multiply(aCoeff, bCoefficients[j]));
+    }
+  }
+  modulusPoly = new CBC_PDF417ECModulusPoly(m_field, product, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return modulusPoly;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusPoly::negative(int32_t& e) {
+  int32_t size = m_coefficients.GetSize();
+  CFX_Int32Array negativeCoefficients;
+  negativeCoefficients.SetSize(size);
+  for (int32_t i = 0; i < size; i++) {
+    negativeCoefficients[i] = m_field->subtract(0, m_coefficients[i]);
+  }
+  CBC_PDF417ECModulusPoly* modulusPoly =
+      new CBC_PDF417ECModulusPoly(m_field, negativeCoefficients, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return modulusPoly;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusPoly::multiply(int32_t scalar,
+                                                           int32_t& e) {
+  CBC_PDF417ECModulusPoly* modulusPoly = NULL;
+  if (scalar == 0) {
+    modulusPoly =
+        new CBC_PDF417ECModulusPoly(m_field->getZero()->getField(),
+                                    m_field->getZero()->getCoefficients(), e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  if (scalar == 1) {
+    modulusPoly = new CBC_PDF417ECModulusPoly(m_field, m_coefficients, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  int32_t size = m_coefficients.GetSize();
+  CFX_Int32Array product;
+  product.SetSize(size);
+  for (int32_t i = 0; i < size; i++) {
+    product[i] = m_field->multiply(m_coefficients[i], scalar);
+  }
+  modulusPoly = new CBC_PDF417ECModulusPoly(m_field, product, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return modulusPoly;
+}
+CBC_PDF417ECModulusPoly* CBC_PDF417ECModulusPoly::multiplyByMonomial(
+    int32_t degree,
+    int32_t coefficient,
+    int32_t& e) {
+  if (degree < 0) {
+    e = BCExceptionIllegalArgument;
+    return NULL;
+  }
+  CBC_PDF417ECModulusPoly* modulusPoly = NULL;
+  if (coefficient == 0) {
+    modulusPoly = new CBC_PDF417ECModulusPoly(
+        m_field->getZero()->m_field, m_field->getZero()->m_coefficients, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return modulusPoly;
+  }
+  int32_t size = m_coefficients.GetSize();
+  CFX_Int32Array product;
+  product.SetSize(size + degree);
+  for (int32_t i = 0; i < size; i++) {
+    product[i] = m_field->multiply(m_coefficients[i], coefficient);
+  }
+  modulusPoly = new CBC_PDF417ECModulusPoly(m_field, product, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return modulusPoly;
+}
+CFX_PtrArray* CBC_PDF417ECModulusPoly::divide(CBC_PDF417ECModulusPoly* other,
+                                              int32_t& e) {
+  if (other->isZero()) {
+    e = BCExceptionDivideByZero;
+    return NULL;
+  }
+  CBC_PDF417ECModulusPoly* quotient = new CBC_PDF417ECModulusPoly(
+      m_field->getZero()->m_field, m_field->getZero()->m_coefficients, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_PDF417ECModulusPoly* remainder =
+      new CBC_PDF417ECModulusPoly(m_field, m_coefficients, e);
+  if (e != BCExceptionNO) {
+    delete quotient;
+    return NULL;
+  }
+  int32_t denominatorLeadingTerm = other->getCoefficient(other->getDegree());
+  int32_t inverseDenominatorLeadingTerm =
+      m_field->inverse(denominatorLeadingTerm, e);
+  if (e != BCExceptionNO) {
+    delete quotient;
+    delete remainder;
+    return NULL;
+  }
+  while (remainder->getDegree() >= other->getDegree() && !remainder->isZero()) {
+    int32_t degreeDifference = remainder->getDegree() - other->getDegree();
+    int32_t scale =
+        m_field->multiply(remainder->getCoefficient(remainder->getDegree()),
+                          inverseDenominatorLeadingTerm);
+    CBC_PDF417ECModulusPoly* term =
+        other->multiplyByMonomial(degreeDifference, scale, e);
+    if (e != BCExceptionNO) {
+      delete quotient;
+      delete remainder;
+      return NULL;
+    }
+    CBC_PDF417ECModulusPoly* iterationQuotient =
+        m_field->buildMonomial(degreeDifference, scale, e);
+    if (e != BCExceptionNO) {
+      delete quotient;
+      delete remainder;
+      delete term;
+      return NULL;
+    }
+    CBC_PDF417ECModulusPoly* temp = quotient;
+    quotient = temp->add(iterationQuotient, e);
+    delete iterationQuotient;
+    delete temp;
+    if (e != BCExceptionNO) {
+      delete remainder;
+      return NULL;
+    }
+    temp = remainder;
+    remainder = temp->subtract(term, e);
+    delete term;
+    delete temp;
+    if (e != BCExceptionNO) {
+      delete quotient;
+      return NULL;
+    }
+  }
+  CFX_PtrArray* modulusPoly = new CFX_PtrArray;
+  modulusPoly->Add(quotient);
+  modulusPoly->Add(remainder);
+  return modulusPoly;
+}
+CFX_ByteString CBC_PDF417ECModulusPoly::toString() {
+  CFX_ByteString result;
+  for (int32_t degree = getDegree(); degree >= 0; degree--) {
+    int32_t coefficient = getCoefficient(degree);
+    if (coefficient != 0) {
+      if (coefficient < 0) {
+        result += " - ";
+        coefficient = -coefficient;
+      } else {
+        if (result.GetLength() > 0) {
+          result += " + ";
+        }
+      }
+      if (degree == 0 || coefficient != 1) {
+        result += coefficient;
+      }
+      if (degree != 0) {
+        if (degree == 1) {
+          result += 'x';
+        } else {
+          result += "x^";
+          result += degree;
+        }
+      }
+    }
+  }
+  return result;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h
new file mode 100644
index 0000000..2eff3ef
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h
@@ -0,0 +1,39 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSPOLY_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSPOLY_H_
+
+class CBC_PDF417ECModulusGF;
+class CBC_PDF417ECModulusPoly {
+ public:
+  CBC_PDF417ECModulusPoly(CBC_PDF417ECModulusGF* field,
+                          CFX_Int32Array& coefficients,
+                          int32_t& e);
+  virtual ~CBC_PDF417ECModulusPoly();
+  CFX_Int32Array& getCoefficients();
+  CBC_PDF417ECModulusGF* getField();
+  int32_t getDegree();
+  FX_BOOL isZero();
+  int32_t getCoefficient(int32_t degree);
+  int32_t evaluateAt(int32_t a);
+  CBC_PDF417ECModulusPoly* add(CBC_PDF417ECModulusPoly* other, int32_t& e);
+  CBC_PDF417ECModulusPoly* subtract(CBC_PDF417ECModulusPoly* other, int32_t& e);
+  CBC_PDF417ECModulusPoly* multiply(CBC_PDF417ECModulusPoly* other, int32_t& e);
+  CBC_PDF417ECModulusPoly* negative(int32_t& e);
+  CBC_PDF417ECModulusPoly* multiply(int32_t scalar, int32_t& e);
+  CBC_PDF417ECModulusPoly* multiplyByMonomial(int32_t degree,
+                                              int32_t coefficient,
+                                              int32_t& e);
+  CFX_PtrArray* divide(CBC_PDF417ECModulusPoly* other, int32_t& e);
+  CFX_ByteString toString();
+
+ private:
+  CBC_PDF417ECModulusGF* m_field;
+  CFX_Int32Array m_coefficients;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSPOLY_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.cpp b/xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.cpp
new file mode 100644
index 0000000..0d4f2ff
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.cpp
@@ -0,0 +1,165 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki in part, and ZXing Authors in part
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h"
+#include "xfa/fxbarcode/utils.h"
+
+int32_t CBC_PDF417ErrorCorrection::EC_COEFFICIENTS[][2500] = {
+    {27, 917},
+    {522, 568, 723, 809},
+    {237, 308, 436, 284, 646, 653, 428, 379},
+    {274, 562, 232, 755, 599, 524, 801, 132, 295, 116, 442, 428, 295, 42, 176,
+     65},
+    {361, 575, 922, 525, 176, 586, 640, 321, 536, 742, 677, 742, 687, 284, 193,
+     517, 273, 494, 263, 147, 593, 800, 571, 320, 803, 133, 231, 390, 685, 330,
+     63, 410},
+    {539, 422, 6, 93, 862, 771, 453, 106, 610, 287, 107, 505, 733, 877, 381,
+     612, 723, 476, 462, 172, 430, 609, 858, 822, 543, 376, 511, 400, 672, 762,
+     283, 184, 440, 35, 519, 31, 460, 594, 225, 535, 517, 352, 605, 158, 651,
+     201, 488, 502, 648, 733, 717, 83, 404, 97, 280, 771, 840, 629, 4, 381, 843,
+     623, 264, 543},
+    {521, 310, 864, 547, 858, 580, 296, 379, 53, 779, 897, 444, 400, 925, 749,
+     415, 822, 93, 217, 208, 928, 244, 583, 620, 246, 148, 447, 631, 292, 908,
+     490, 704, 516, 258, 457, 907, 594, 723, 674, 292, 272, 96, 684, 432, 686,
+     606, 860, 569, 193, 219, 129, 186, 236, 287, 192, 775, 278, 173, 40, 379,
+     712, 463, 646, 776, 171, 491, 297, 763, 156, 732, 95, 270, 447, 90, 507,
+     48, 228, 821, 808, 898, 784, 663, 627, 378, 382, 262, 380, 602, 754, 336,
+     89, 614, 87, 432, 670, 616, 157, 374, 242, 726, 600, 269, 375, 898, 845,
+     454, 354, 130, 814, 587, 804, 34, 211, 330, 539, 297, 827, 865, 37, 517,
+     834, 315, 550, 86, 801, 4, 108, 539},
+    {524, 894, 75, 766, 882, 857, 74, 204, 82, 586, 708, 250, 905, 786, 138,
+     720, 858, 194, 311, 913, 275, 190, 375, 850, 438, 733, 194, 280, 201, 280,
+     828, 757, 710, 814, 919, 89, 68, 569, 11, 204, 796, 605, 540, 913, 801,
+     700, 799, 137, 439, 418, 592, 668, 353, 859, 370, 694, 325, 240, 216, 257,
+     284, 549, 209, 884, 315, 70, 329, 793, 490, 274, 877, 162, 749, 812, 684,
+     461, 334, 376, 849, 521, 307, 291, 803, 712, 19, 358, 399, 908, 103, 511,
+     51, 8, 517, 225, 289, 470, 637, 731, 66, 255, 917, 269, 463, 830, 730, 433,
+     848, 585, 136, 538, 906, 90, 2, 290, 743, 199, 655, 903, 329, 49, 802, 580,
+     355, 588, 188, 462, 10, 134, 628, 320, 479, 130, 739, 71, 263, 318, 374,
+     601, 192, 605, 142, 673, 687, 234, 722, 384, 177, 752, 607, 640, 455, 193,
+     689, 707, 805, 641, 48, 60, 732, 621, 895, 544, 261, 852, 655, 309, 697,
+     755, 756, 60, 231, 773, 434, 421, 726, 528, 503, 118, 49, 795, 32, 144,
+     500, 238, 836, 394, 280, 566, 319, 9, 647, 550, 73, 914, 342, 126, 32, 681,
+     331, 792, 620, 60, 609, 441, 180, 791, 893, 754, 605, 383, 228, 749, 760,
+     213, 54, 297, 134, 54, 834, 299, 922, 191, 910, 532, 609, 829, 189, 20,
+     167, 29, 872, 449, 83, 402, 41, 656, 505, 579, 481, 173, 404, 251, 688, 95,
+     497, 555, 642, 543, 307, 159, 924, 558, 648, 55, 497, 10},
+    {352, 77, 373, 504, 35, 599, 428, 207, 409, 574, 118, 498, 285, 380, 350,
+     492, 197, 265, 920, 155, 914, 299, 229, 643, 294, 871, 306, 88, 87, 193,
+     352, 781, 846, 75, 327, 520, 435, 543, 203, 666, 249, 346, 781, 621, 640,
+     268, 794, 534, 539, 781, 408, 390, 644, 102, 476, 499, 290, 632, 545, 37,
+     858, 916, 552, 41, 542, 289, 122, 272, 383, 800, 485, 98, 752, 472, 761,
+     107, 784, 860, 658, 741, 290, 204, 681, 407, 855, 85, 99, 62, 482, 180, 20,
+     297, 451, 593, 913, 142, 808, 684, 287, 536, 561, 76, 653, 899, 729, 567,
+     744, 390, 513, 192, 516, 258, 240, 518, 794, 395, 768, 848, 51, 610, 384,
+     168, 190, 826, 328, 596, 786, 303, 570, 381, 415, 641, 156, 237, 151, 429,
+     531, 207, 676, 710, 89, 168, 304, 402, 40, 708, 575, 162, 864, 229, 65,
+     861, 841, 512, 164, 477, 221, 92, 358, 785, 288, 357, 850, 836, 827, 736,
+     707, 94, 8, 494, 114, 521, 2, 499, 851, 543, 152, 729, 771, 95, 248, 361,
+     578, 323, 856, 797, 289, 51, 684, 466, 533, 820, 669, 45, 902, 452, 167,
+     342, 244, 173, 35, 463, 651, 51, 699, 591, 452, 578, 37, 124, 298, 332,
+     552, 43, 427, 119, 662, 777, 475, 850, 764, 364, 578, 911, 283, 711, 472,
+     420, 245, 288, 594, 394, 511, 327, 589, 777, 699, 688, 43, 408, 842, 383,
+     721, 521, 560, 644, 714, 559, 62, 145, 873, 663, 713, 159, 672, 729, 624,
+     59, 193, 417, 158, 209, 563, 564, 343, 693, 109, 608, 563, 365, 181, 772,
+     677, 310, 248, 353, 708, 410, 579, 870, 617, 841, 632, 860, 289, 536, 35,
+     777, 618, 586, 424, 833, 77, 597, 346, 269, 757, 632, 695, 751, 331, 247,
+     184, 45, 787, 680, 18, 66, 407, 369, 54, 492, 228, 613, 830, 922, 437, 519,
+     644, 905, 789, 420, 305, 441, 207, 300, 892, 827, 141, 537, 381, 662, 513,
+     56, 252, 341, 242, 797, 838, 837, 720, 224, 307, 631, 61, 87, 560, 310,
+     756, 665, 397, 808, 851, 309, 473, 795, 378, 31, 647, 915, 459, 806, 590,
+     731, 425, 216, 548, 249, 321, 881, 699, 535, 673, 782, 210, 815, 905, 303,
+     843, 922, 281, 73, 469, 791, 660, 162, 498, 308, 155, 422, 907, 817, 187,
+     62, 16, 425, 535, 336, 286, 437, 375, 273, 610, 296, 183, 923, 116, 667,
+     751, 353, 62, 366, 691, 379, 687, 842, 37, 357, 720, 742, 330, 5, 39, 923,
+     311, 424, 242, 749, 321, 54, 669, 316, 342, 299, 534, 105, 667, 488, 640,
+     672, 576, 540, 316, 486, 721, 610, 46, 656, 447, 171, 616, 464, 190, 531,
+     297, 321, 762, 752, 533, 175, 134, 14, 381, 433, 717, 45, 111, 20, 596,
+     284, 736, 138, 646, 411, 877, 669, 141, 919, 45, 780, 407, 164, 332, 899,
+     165, 726, 600, 325, 498, 655, 357, 752, 768, 223, 849, 647, 63, 310, 863,
+     251, 366, 304, 282, 738, 675, 410, 389, 244, 31, 121, 303, 263}};
+
+CBC_PDF417ErrorCorrection::CBC_PDF417ErrorCorrection() {}
+CBC_PDF417ErrorCorrection::~CBC_PDF417ErrorCorrection() {}
+int32_t CBC_PDF417ErrorCorrection::getErrorCorrectionCodewordCount(
+    int32_t errorCorrectionLevel,
+    int32_t& e) {
+  if (errorCorrectionLevel < 0 || errorCorrectionLevel > 8) {
+    e = BCExceptionErrorCorrectionLevelMustBeBetween0And8;
+    return -1;
+  }
+  return 1 << (errorCorrectionLevel + 1);
+}
+int32_t CBC_PDF417ErrorCorrection::getRecommendedMinimumErrorCorrectionLevel(
+    int32_t n,
+    int32_t& e) {
+  if (n <= 0) {
+    e = BCExceptionIllegalArgumentnMustBeAbove0;
+    return -1;
+  }
+  if (n <= 40) {
+    return 2;
+  }
+  if (n <= 160) {
+    return 3;
+  }
+  if (n <= 320) {
+    return 4;
+  }
+  if (n <= 863) {
+    return 5;
+  }
+  e = BCExceptionNoRecommendationPossible;
+  return -1;
+}
+CFX_WideString CBC_PDF417ErrorCorrection::generateErrorCorrection(
+    CFX_WideString dataCodewords,
+    int32_t errorCorrectionLevel,
+    int32_t& e) {
+  int32_t k = getErrorCorrectionCodewordCount(errorCorrectionLevel, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR)' ');
+  FX_WCHAR* ech = FX_Alloc(FX_WCHAR, k);
+  FXSYS_memset(ech, 0, k * sizeof(FX_WCHAR));
+  int32_t sld = dataCodewords.GetLength();
+  for (int32_t i = 0; i < sld; i++) {
+    int32_t t1 = (dataCodewords.GetAt(i) + ech[k - 1]) % 929;
+    int32_t t2;
+    int32_t t3;
+    for (int32_t j = k - 1; j >= 1; j--) {
+      t2 = (t1 * EC_COEFFICIENTS[errorCorrectionLevel][j]) % 929;
+      t3 = 929 - t2;
+      ech[j] = (FX_WCHAR)((ech[j - 1] + t3) % 929);
+    }
+    t2 = (t1 * EC_COEFFICIENTS[errorCorrectionLevel][0]) % 929;
+    t3 = 929 - t2;
+    ech[0] = (FX_WCHAR)(t3 % 929);
+  }
+  CFX_WideString sb;
+  for (int32_t j = k - 1; j >= 0; j--) {
+    if (ech[j] != 0) {
+      ech[j] = (FX_WCHAR)(929 - ech[j]);
+    }
+    sb += (FX_WCHAR)ech[j];
+  }
+  FX_Free(ech);
+  return sb;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h b/xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h
new file mode 100644
index 0000000..9a2a0c6
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h
@@ -0,0 +1,30 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_
+
+#include <stdint.h>
+
+#include "core/include/fxcrt/fx_string.h"
+
+class CBC_PDF417ErrorCorrection {
+ public:
+  CBC_PDF417ErrorCorrection();
+  virtual ~CBC_PDF417ErrorCorrection();
+  static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel,
+                                                 int32_t& e);
+  static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n,
+                                                           int32_t& e);
+  static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords,
+                                                int32_t errorCorrectionLevel,
+                                                int32_t& e);
+
+ private:
+  static int32_t EC_COEFFICIENTS[][2500];
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.cpp b/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.cpp
new file mode 100644
index 0000000..27c6651
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.cpp
@@ -0,0 +1,427 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki in part, and ZXing Authors in part
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+
+#include "third_party/bigint/BigIntegerLibrary.hh"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "xfa/fxbarcode/utils.h"
+
+#define SUBMODE_ALPHA 0
+#define SUBMODE_LOWER 1
+#define SUBMODE_MIXED 2
+
+int32_t CBC_PDF417HighLevelEncoder::TEXT_COMPACTION = 0;
+int32_t CBC_PDF417HighLevelEncoder::BYTE_COMPACTION = 1;
+int32_t CBC_PDF417HighLevelEncoder::NUMERIC_COMPACTION = 2;
+int32_t CBC_PDF417HighLevelEncoder::SUBMODE_PUNCTUATION = 3;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_TEXT = 900;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_BYTE_PADDED = 901;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_NUMERIC = 902;
+int32_t CBC_PDF417HighLevelEncoder::SHIFT_TO_BYTE = 913;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_BYTE = 924;
+uint8_t CBC_PDF417HighLevelEncoder::TEXT_MIXED_RAW[] = {
+    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 38, 13, 9, 44, 58,
+    35, 45, 46, 36, 47, 43, 37, 42, 61, 94, 0,  32, 0, 0,  0};
+uint8_t CBC_PDF417HighLevelEncoder::TEXT_PUNCTUATION_RAW[] = {
+    59, 60, 62, 64, 91, 92, 93,  95, 96, 126, 33, 13,  9,   44, 58,
+    10, 45, 46, 36, 47, 34, 124, 42, 40, 41,  63, 123, 125, 39, 0};
+int32_t CBC_PDF417HighLevelEncoder::MIXED[128] = {0};
+int32_t CBC_PDF417HighLevelEncoder::PUNCTUATION[128] = {0};
+
+void CBC_PDF417HighLevelEncoder::Initialize() {
+  Inverse();
+}
+void CBC_PDF417HighLevelEncoder::Finalize() {}
+CFX_WideString CBC_PDF417HighLevelEncoder::encodeHighLevel(
+    CFX_WideString wideMsg,
+    Compaction compaction,
+    int32_t& e) {
+  CFX_ByteString bytes;
+  CBC_UtilCodingConvert::UnicodeToUTF8(wideMsg, bytes);
+  CFX_WideString msg;
+  int32_t len = bytes.GetLength();
+  for (int32_t i = 0; i < len; i++) {
+    FX_WCHAR ch = (FX_WCHAR)(bytes.GetAt(i) & 0xff);
+    if (ch == '?' && bytes.GetAt(i) != '?') {
+      e = BCExceptionCharactersOutsideISO88591Encoding;
+      return (FX_WCHAR*)"";
+    }
+    msg += ch;
+  }
+  CFX_ByteArray byteArr;
+  for (int32_t k = 0; k < bytes.GetLength(); k++) {
+    byteArr.Add(bytes.GetAt(k));
+  }
+  CFX_WideString sb;
+  len = msg.GetLength();
+  int32_t p = 0;
+  int32_t textSubMode = SUBMODE_ALPHA;
+  if (compaction == TEXT) {
+    encodeText(msg, p, len, sb, textSubMode);
+  } else if (compaction == BYTES) {
+    encodeBinary(&byteArr, p, byteArr.GetSize(), BYTE_COMPACTION, sb);
+  } else if (compaction == NUMERIC) {
+    sb += (FX_WCHAR)LATCH_TO_NUMERIC;
+    encodeNumeric(msg, p, len, sb);
+  } else {
+    int32_t encodingMode = LATCH_TO_TEXT;
+    while (p < len) {
+      int32_t n = determineConsecutiveDigitCount(msg, p);
+      if (n >= 13) {
+        sb += (FX_WCHAR)LATCH_TO_NUMERIC;
+        encodingMode = NUMERIC_COMPACTION;
+        textSubMode = SUBMODE_ALPHA;
+        encodeNumeric(msg, p, n, sb);
+        p += n;
+      } else {
+        int32_t t = determineConsecutiveTextCount(msg, p);
+        if (t >= 5 || n == len) {
+          if (encodingMode != TEXT_COMPACTION) {
+            sb += (FX_WCHAR)LATCH_TO_TEXT;
+            encodingMode = TEXT_COMPACTION;
+            textSubMode = SUBMODE_ALPHA;
+          }
+          textSubMode = encodeText(msg, p, t, sb, textSubMode);
+          p += t;
+        } else {
+          int32_t b = determineConsecutiveBinaryCount(msg, &byteArr, p, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR)' ');
+          if (b == 0) {
+            b = 1;
+          }
+          if (b == 1 && encodingMode == TEXT_COMPACTION) {
+            encodeBinary(&byteArr, p, 1, TEXT_COMPACTION, sb);
+          } else {
+            encodeBinary(&byteArr, p, b, encodingMode, sb);
+            encodingMode = BYTE_COMPACTION;
+            textSubMode = SUBMODE_ALPHA;
+          }
+          p += b;
+        }
+      }
+    }
+  }
+  return sb;
+}
+
+void CBC_PDF417HighLevelEncoder::Inverse() {
+  for (size_t l = 0; l < FX_ArraySize(MIXED); ++l)
+    MIXED[l] = -1;
+
+  for (uint8_t i = 0; i < FX_ArraySize(TEXT_MIXED_RAW); ++i) {
+    uint8_t b = TEXT_MIXED_RAW[i];
+    if (b != 0)
+      MIXED[b] = i;
+  }
+
+  for (size_t l = 0; l < FX_ArraySize(PUNCTUATION); ++l)
+    PUNCTUATION[l] = -1;
+
+  for (uint8_t i = 0; i < FX_ArraySize(TEXT_PUNCTUATION_RAW); ++i) {
+    uint8_t b = TEXT_PUNCTUATION_RAW[i];
+    if (b != 0)
+      PUNCTUATION[b] = i;
+  }
+}
+
+int32_t CBC_PDF417HighLevelEncoder::encodeText(CFX_WideString msg,
+                                               int32_t startpos,
+                                               int32_t count,
+                                               CFX_WideString& sb,
+                                               int32_t initialSubmode) {
+  CFX_WideString tmp;
+  int32_t submode = initialSubmode;
+  int32_t idx = 0;
+  while (TRUE) {
+    FX_WCHAR ch = msg.GetAt(startpos + idx);
+    switch (submode) {
+      case SUBMODE_ALPHA:
+        if (isAlphaUpper(ch)) {
+          if (ch == ' ') {
+            tmp += (FX_WCHAR)26;
+          } else {
+            tmp += (FX_WCHAR)(ch - 65);
+          }
+        } else {
+          if (isAlphaLower(ch)) {
+            submode = SUBMODE_LOWER;
+            tmp += (FX_WCHAR)27;
+            continue;
+          } else if (isMixed(ch)) {
+            submode = SUBMODE_MIXED;
+            tmp += (FX_WCHAR)28;
+            continue;
+          } else {
+            tmp += (FX_WCHAR)29;
+            tmp += PUNCTUATION[ch];
+            break;
+          }
+        }
+        break;
+      case SUBMODE_LOWER:
+        if (isAlphaLower(ch)) {
+          if (ch == ' ') {
+            tmp += (FX_WCHAR)26;
+          } else {
+            tmp += (FX_WCHAR)(ch - 97);
+          }
+        } else {
+          if (isAlphaUpper(ch)) {
+            tmp += (FX_WCHAR)27;
+            tmp += (FX_WCHAR)(ch - 65);
+            break;
+          } else if (isMixed(ch)) {
+            submode = SUBMODE_MIXED;
+            tmp += (FX_WCHAR)28;
+            continue;
+          } else {
+            tmp += (FX_WCHAR)29;
+            tmp += PUNCTUATION[ch];
+            break;
+          }
+        }
+        break;
+      case SUBMODE_MIXED:
+        if (isMixed(ch)) {
+          tmp += MIXED[ch];
+        } else {
+          if (isAlphaUpper(ch)) {
+            submode = SUBMODE_ALPHA;
+            tmp += (FX_WCHAR)28;
+            continue;
+          } else if (isAlphaLower(ch)) {
+            submode = SUBMODE_LOWER;
+            tmp += (FX_WCHAR)27;
+            continue;
+          } else {
+            if (startpos + idx + 1 < count) {
+              FX_WCHAR next = msg.GetAt(startpos + idx + 1);
+              if (isPunctuation(next)) {
+                submode = SUBMODE_PUNCTUATION;
+                tmp += (FX_WCHAR)25;
+                continue;
+              }
+            }
+            tmp += (FX_WCHAR)29;
+            tmp += PUNCTUATION[ch];
+          }
+        }
+        break;
+      default:
+        if (isPunctuation(ch)) {
+          tmp += PUNCTUATION[ch];
+        } else {
+          submode = SUBMODE_ALPHA;
+          tmp += (FX_WCHAR)29;
+          continue;
+        }
+    }
+    idx++;
+    if (idx >= count) {
+      break;
+    }
+  }
+  FX_WCHAR h = 0;
+  int32_t len = tmp.GetLength();
+  for (int32_t i = 0; i < len; i++) {
+    FX_BOOL odd = (i % 2) != 0;
+    if (odd) {
+      h = (FX_WCHAR)((h * 30) + tmp.GetAt(i));
+      sb += h;
+    } else {
+      h = tmp.GetAt(i);
+    }
+  }
+  if ((len % 2) != 0) {
+    sb += (FX_WCHAR)((h * 30) + 29);
+  }
+  return submode;
+}
+void CBC_PDF417HighLevelEncoder::encodeBinary(CFX_ByteArray* bytes,
+                                              int32_t startpos,
+                                              int32_t count,
+                                              int32_t startmode,
+                                              CFX_WideString& sb) {
+  if (count == 1 && startmode == TEXT_COMPACTION) {
+    sb += (FX_WCHAR)SHIFT_TO_BYTE;
+  }
+  int32_t idx = startpos;
+  int32_t i = 0;
+  if (count >= 6) {
+    sb += (FX_WCHAR)LATCH_TO_BYTE;
+    FX_WCHAR chars[5];
+    while ((startpos + count - idx) >= 6) {
+      int64_t t = 0;
+      for (i = 0; i < 6; i++) {
+        t <<= 8;
+        t += bytes->GetAt(idx + i) & 0xff;
+      }
+      for (i = 0; i < 5; i++) {
+        chars[i] = (FX_WCHAR)(t % 900);
+        t /= 900;
+      }
+      for (i = 4; i >= 0; i--) {
+        sb += (chars[i]);
+      }
+      idx += 6;
+    }
+  }
+  if (idx < startpos + count) {
+    sb += (FX_WCHAR)LATCH_TO_BYTE_PADDED;
+  }
+  for (i = idx; i < startpos + count; i++) {
+    int32_t ch = bytes->GetAt(i) & 0xff;
+    sb += (FX_WCHAR)ch;
+  }
+}
+void CBC_PDF417HighLevelEncoder::encodeNumeric(CFX_WideString msg,
+                                               int32_t startpos,
+                                               int32_t count,
+                                               CFX_WideString& sb) {
+  int32_t idx = 0;
+  BigInteger num900 = 900;
+  while (idx < count) {
+    CFX_WideString tmp;
+    int32_t len = 44 < count - idx ? 44 : count - idx;
+    CFX_ByteString part =
+        ((FX_WCHAR)'1' + msg.Mid(startpos + idx, len)).UTF8Encode();
+    BigInteger bigint = stringToBigInteger(part.c_str());
+    do {
+      int32_t c = (bigint % num900).toInt();
+      tmp += (FX_WCHAR)(c);
+      bigint = bigint / num900;
+    } while (!bigint.isZero());
+    for (int32_t i = tmp.GetLength() - 1; i >= 0; i--) {
+      sb += tmp.GetAt(i);
+    }
+    idx += len;
+  }
+}
+FX_BOOL CBC_PDF417HighLevelEncoder::isDigit(FX_WCHAR ch) {
+  return ch >= '0' && ch <= '9';
+}
+FX_BOOL CBC_PDF417HighLevelEncoder::isAlphaUpper(FX_WCHAR ch) {
+  return ch == ' ' || (ch >= 'A' && ch <= 'Z');
+}
+FX_BOOL CBC_PDF417HighLevelEncoder::isAlphaLower(FX_WCHAR ch) {
+  return ch == ' ' || (ch >= 'a' && ch <= 'z');
+}
+FX_BOOL CBC_PDF417HighLevelEncoder::isMixed(FX_WCHAR ch) {
+  return MIXED[ch] != -1;
+}
+FX_BOOL CBC_PDF417HighLevelEncoder::isPunctuation(FX_WCHAR ch) {
+  return PUNCTUATION[ch] != -1;
+}
+FX_BOOL CBC_PDF417HighLevelEncoder::isText(FX_WCHAR ch) {
+  return ch == '\t' || ch == '\n' || ch == '\r' || (ch >= 32 && ch <= 126);
+}
+int32_t CBC_PDF417HighLevelEncoder::determineConsecutiveDigitCount(
+    CFX_WideString msg,
+    int32_t startpos) {
+  int32_t count = 0;
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  if (idx < len) {
+    FX_WCHAR ch = msg.GetAt(idx);
+    while (isDigit(ch) && idx < len) {
+      count++;
+      idx++;
+      if (idx < len) {
+        ch = msg.GetAt(idx);
+      }
+    }
+  }
+  return count;
+}
+int32_t CBC_PDF417HighLevelEncoder::determineConsecutiveTextCount(
+    CFX_WideString msg,
+    int32_t startpos) {
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  while (idx < len) {
+    FX_WCHAR ch = msg.GetAt(idx);
+    int32_t numericCount = 0;
+    while (numericCount < 13 && isDigit(ch) && idx < len) {
+      numericCount++;
+      idx++;
+      if (idx < len) {
+        ch = msg.GetAt(idx);
+      }
+    }
+    if (numericCount >= 13) {
+      return idx - startpos - numericCount;
+    }
+    if (numericCount > 0) {
+      continue;
+    }
+    ch = msg.GetAt(idx);
+    if (!isText(ch)) {
+      break;
+    }
+    idx++;
+  }
+  return idx - startpos;
+}
+int32_t CBC_PDF417HighLevelEncoder::determineConsecutiveBinaryCount(
+    CFX_WideString msg,
+    CFX_ByteArray* bytes,
+    int32_t startpos,
+    int32_t& e) {
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  while (idx < len) {
+    FX_WCHAR ch = msg.GetAt(idx);
+    int32_t numericCount = 0;
+    while (numericCount < 13 && isDigit(ch)) {
+      numericCount++;
+      int32_t i = idx + numericCount;
+      if (i >= len) {
+        break;
+      }
+      ch = msg.GetAt(i);
+    }
+    if (numericCount >= 13) {
+      return idx - startpos;
+    }
+    int32_t textCount = 0;
+    while (textCount < 5 && isText(ch)) {
+      textCount++;
+      int32_t i = idx + textCount;
+      if (i >= len) {
+        break;
+      }
+      ch = msg.GetAt(i);
+    }
+    if (textCount >= 5) {
+      return idx - startpos;
+    }
+    ch = msg.GetAt(idx);
+    if (bytes->GetAt(idx) == 63 && ch != '?') {
+      e = BCExceptionNonEncodableCharacterDetected;
+      return -1;
+    }
+    idx++;
+  }
+  return idx - startpos;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h b/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h
new file mode 100644
index 0000000..0ba0126
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h
@@ -0,0 +1,74 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417HIGHLEVELENCODER_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417HIGHLEVELENCODER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "core/include/fxcrt/fx_string.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+
+class CBC_PDF417HighLevelEncoder {
+ public:
+  static CFX_WideString encodeHighLevel(CFX_WideString msg,
+                                        Compaction compaction,
+                                        int32_t& e);
+  static void Inverse();
+  static void Initialize();
+  static void Finalize();
+
+ private:
+  static int32_t TEXT_COMPACTION;
+  static int32_t BYTE_COMPACTION;
+  static int32_t NUMERIC_COMPACTION;
+  static int32_t SUBMODE_PUNCTUATION;
+  static int32_t LATCH_TO_TEXT;
+  static int32_t LATCH_TO_BYTE_PADDED;
+  static int32_t LATCH_TO_NUMERIC;
+  static int32_t SHIFT_TO_BYTE;
+  static int32_t LATCH_TO_BYTE;
+  static uint8_t TEXT_MIXED_RAW[];
+  static uint8_t TEXT_PUNCTUATION_RAW[];
+  static int32_t MIXED[128];
+  static int32_t PUNCTUATION[128];
+  static int32_t encodeText(CFX_WideString msg,
+                            int32_t startpos,
+                            int32_t count,
+                            CFX_WideString& sb,
+                            int32_t initialSubmode);
+  static void encodeBinary(CFX_ByteArray* bytes,
+                           int32_t startpos,
+                           int32_t count,
+                           int32_t startmode,
+                           CFX_WideString& sb);
+  static void encodeNumeric(CFX_WideString msg,
+                            int32_t startpos,
+                            int32_t count,
+                            CFX_WideString& sb);
+  static FX_BOOL isDigit(FX_WCHAR ch);
+  static FX_BOOL isAlphaUpper(FX_WCHAR ch);
+  static FX_BOOL isAlphaLower(FX_WCHAR ch);
+  static FX_BOOL isMixed(FX_WCHAR ch);
+  static FX_BOOL isPunctuation(FX_WCHAR ch);
+  static FX_BOOL isText(FX_WCHAR ch);
+  static int32_t determineConsecutiveDigitCount(CFX_WideString msg,
+                                                int32_t startpos);
+  static int32_t determineConsecutiveTextCount(CFX_WideString msg,
+                                               int32_t startpos);
+  static int32_t determineConsecutiveBinaryCount(CFX_WideString msg,
+                                                 CFX_ByteArray* bytes,
+                                                 int32_t startpos,
+                                                 int32_t& e);
+
+  friend class PDF417HighLevelEncoder_EncodeNumeric_Test;
+  friend class PDF417HighLevelEncoder_EncodeBinary_Test;
+  friend class PDF417HighLevelEncoder_EncodeText_Test;
+  friend class PDF417HighLevelEncoder_ConsecutiveDigitCount_Test;
+  friend class PDF417HighLevelEncoder_ConsecutiveTextCount_Test;
+  friend class PDF417HighLevelEncoder_ConsecutiveBinaryCount_Test;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417HIGHLEVELENCODER_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp b/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp
new file mode 100644
index 0000000..8e18370
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp
@@ -0,0 +1,231 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "testing/fx_string_testhelpers.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+
+TEST(PDF417HighLevelEncoder, EncodeHighLevel) {
+  // TODO(tsepez): implement test cases.
+}
+
+TEST(PDF417HighLevelEncoder, EncodeText) {
+  // TODO(tsepez): implement test cases.
+}
+
+TEST(PDF417HighLevelEncoder, EncodeBinary) {
+  struct EncodeBinaryCase {
+    const char* input;
+    int offset;
+    int count;
+    int startmode;
+    const wchar_t* expected;
+    int expected_length;
+  } encode_binary_cases[] = {
+      // Empty string encodes as empty string.
+      {"", 0, 0, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION, L"", 0},
+
+      // Fewer than 6 characters encodes as prefix without compaction.
+      {"xxxxx", 0, 5, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION,
+       L"\x0385xxxxx", 6},
+
+      // 6 charcters triggerst text encoding compaction.
+      {"xxxxxx", 0, 6, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION,
+       L"\u039c\u00c9\u031f\u012a\u00d2\u02d0", 6},
+
+      // Same result if initially in numeric compaction mode.
+      {"xxxxxx", 0, 6, CBC_PDF417HighLevelEncoder::NUMERIC_COMPACTION,
+       L"\u039c\u00c9\u031f\u012a\u00d2\u02d0", 6},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(encode_binary_cases); ++i) {
+    EncodeBinaryCase* ptr = &encode_binary_cases[i];
+    CFX_ByteArray input_array;
+    size_t input_length = strlen(ptr->input);
+    input_array.SetSize(input_length);
+    for (size_t j = 0; j < input_length; ++j) {
+      input_array.SetAt(j, ptr->input[j]);
+    }
+    CFX_WideString expected(ptr->expected, ptr->expected_length);
+    CFX_WideString result;
+    CBC_PDF417HighLevelEncoder::encodeBinary(
+        &input_array, ptr->offset, ptr->count, ptr->startmode, result);
+    EXPECT_EQ(expected, result) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, EncodeNumeric) {
+  struct EncodeNumericCase {
+    const wchar_t* input;
+    int offset;
+    int count;
+    const wchar_t* expected;
+    int expected_length;
+  } encode_numeric_cases[] = {
+      // Empty string encodes as empty string.
+      {L"", 0, 0, L"", 0},
+
+      // Single 0 should encode as 10 base-900 == a.
+      {L"0", 0, 1, L"\x000a", 1},
+
+      // 800 should encode as 1800 base-900 == 2,0.
+      {L"800", 0, 3, L"\x0002\x0000", 2},
+
+      // Test longer strings and sub-strings.
+      {L"123456", 0, 6, L"\x0001\x015c\x0100", 3},
+      {L"123456", 0, 5, L"\x007c\x02e9", 2},
+      {L"123456", 1, 5, L"\x0089\x009c", 2},
+      {L"123456", 2, 2, L"\x0086", 1},
+
+      // Up to 44 characters encodes as 15 base-900 words.
+      {L"00000000000000000000000000000000000000000000", 0, 44,
+       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
+       L"\x0090\x020b\x019b\x0064",
+       15},
+
+      // 45 characters should encode as same 15 words followed by one additional
+      // word.
+      {L"000000000000000000000000000000000000000000000", 0, 45,
+       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
+       L"\x0090\x020b\x019b\x0064\x000a",
+       16},
+
+      // 44 characters followed by 800 should encode as 15 words followed by
+      // 1800 base-900 == 2,0.
+      {L"00000000000000000000000000000000000000000000800", 0, 47,
+       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
+       L"\x0090\x020b\x019b\x0064\x0002\x0000",
+       17},
+
+      // Even longer input.
+      {L"10000000000000000000000000000000000000000000000000", 0, 50,
+       L"\x01e0\x02f0\x036d\x02ad\x029c\x01ea\x0011\x000b\x02d6\x023c\x0108"
+       L"\x02bb\x0023\x02d2\x00c8\x0001\x00d3\x0064",
+       18},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(encode_numeric_cases); ++i) {
+    EncodeNumericCase* ptr = &encode_numeric_cases[i];
+    CFX_WideString input(ptr->input);
+    CFX_WideString expected(ptr->expected, ptr->expected_length);
+    CFX_WideString result;
+    CBC_PDF417HighLevelEncoder::encodeNumeric(input, ptr->offset, ptr->count,
+                                              result);
+    EXPECT_EQ(expected, result) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, ConsecutiveDigitCount) {
+  struct ConsecutiveDigitCase {
+    const wchar_t* input;
+    int offset;
+    int expected_count;
+  } consecutive_digit_cases[] = {
+      // Empty string contains 0 consecuitve digits.
+      {L"", 0, 0},
+
+      // Single non-digit character contains 0 consecutive digits.
+      {L"X", 0, 0},
+
+      // Leading non-digit followed by digits contains 0 consecutive.
+      {L"X123", 0, 0},
+
+      // Single digit contains 1 consecutive digit.
+      {L"1", 0, 1},
+
+      // Single digit followe by non-digit contains 1 consecutive digit.
+      {L"1Z", 0, 1},
+
+      // Test longer strings.
+      {L"123FOO45678", 0, 3},
+
+      // Test subtring starting in digits field.
+      {L"123FOO45678", 3, 0},
+
+      // Test subtring starting in non-digits field.
+      {L"123FOO45678", 3, 0},
+
+      // Test substring starting in digits field following non-digit field.
+      {L"123FOO45678", 6, 5},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(consecutive_digit_cases); ++i) {
+    ConsecutiveDigitCase* ptr = &consecutive_digit_cases[i];
+    CFX_WideString input(ptr->input);
+    int actual_count =
+        CBC_PDF417HighLevelEncoder::determineConsecutiveDigitCount(input,
+                                                                   ptr->offset);
+    EXPECT_EQ(ptr->expected_count, actual_count) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, ConsecutiveTextCount) {
+  struct ConsecutiveTextCase {
+    const wchar_t* input;
+    int offset;
+    int expected_count;
+  } consecutive_text_cases[] = {
+      // Empty string contains 0 consecutive text characters.
+      {L"", 0, 0},
+
+      // Single text character is 1 consecutive text characters.
+      {L"X", 0, 1},
+
+      // Trailing numbers count as text characters.
+      {L"X123", 0, 4},
+
+      // Leading numbers count as text characters.
+      {L"123X", 0, 4},
+
+      // Embedded lo-value binary characters terminate text runs.
+      {L"ABC\x0001XXXX", 0, 3},
+
+      // Embedded hi-value binary characters terminate text runs.
+      {L"ABC\x0100XXXX", 0, 3},
+
+      // Text run still found after indexing past lo-value character.
+      {L"ABC\x0001XXXX", 4, 4},
+
+      // Text run still found after indexing past hi-value character.
+      {L"ABC\x0100XXXX", 4, 4},
+
+      // Leading hi-value character results in 0 consecutive characters.
+      {L"\x0100XXX", 0, 0},
+
+      // Up to 12 numbers count as text.
+      {L"123456789012", 0, 12},
+
+      // 13 or more numbers are compresssed using numeric compression, not text.
+      {L"1234567890123", 0, 0},
+
+      // Leading Text character doesn't affect the 12 character case.
+      {L"X123456789012", 0, 13},
+
+      // Leading Text character doesn't affect the 13 character case.
+      {L"X1234567890123", 0, 1},
+
+      // Jumping between numbers and letters works properly.
+      {L"XXX121XXX12345678901234", 0, 9},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(consecutive_text_cases); ++i) {
+    ConsecutiveTextCase* ptr = &consecutive_text_cases[i];
+    CFX_WideString input(ptr->input);
+    int actual_count =
+        CBC_PDF417HighLevelEncoder::determineConsecutiveTextCount(input,
+                                                                  ptr->offset);
+    EXPECT_EQ(ptr->expected_count, actual_count) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, ConsecutiveBinaryCount) {}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Reader.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Reader.cpp
new file mode 100644
index 0000000..4d953e0
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Reader.cpp
@@ -0,0 +1,149 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <limits>
+
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_DecoderResult.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Detector.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Reader.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_PDF417Reader::CBC_PDF417Reader() {}
+CBC_PDF417Reader::~CBC_PDF417Reader() {}
+
+CFX_ByteString CBC_PDF417Reader::Decode(CBC_BinaryBitmap* image, int32_t& e) {
+  return Decode(image, 0, e);
+}
+CFX_ByteString CBC_PDF417Reader::Decode(CBC_BinaryBitmap* image,
+                                        FX_BOOL multiple,
+                                        int32_t hints,
+                                        int32_t& e) {
+  CFX_ByteString results;
+  CBC_PDF417DetectorResult* detectorResult =
+      CBC_Detector::detect(image, hints, multiple, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  for (int32_t i = 0; i < detectorResult->getPoints()->GetSize(); i++) {
+    CFX_PtrArray* points = (CFX_PtrArray*)detectorResult->getPoints()->GetAt(i);
+    CBC_CommonDecoderResult* ResultTemp = CBC_PDF417ScanningDecoder::decode(
+        detectorResult->getBits(), (CBC_ResultPoint*)points->GetAt(4),
+        (CBC_ResultPoint*)points->GetAt(5), (CBC_ResultPoint*)points->GetAt(6),
+        (CBC_ResultPoint*)points->GetAt(7), getMinCodewordWidth(*points),
+        getMaxCodewordWidth(*points), e);
+    if (ResultTemp == NULL) {
+      delete detectorResult;
+      e = BCExceptiontNotFoundInstance;
+      return "";
+    }
+    results += ResultTemp->GetText();
+    delete ResultTemp;
+  }
+  delete detectorResult;
+  return results;
+}
+CFX_ByteString CBC_PDF417Reader::Decode(CBC_BinaryBitmap* image,
+                                        int32_t hints,
+                                        int32_t& e) {
+  CFX_ByteString bs = Decode(image, FALSE, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
+int32_t CBC_PDF417Reader::getMaxWidth(CBC_ResultPoint* p1,
+                                      CBC_ResultPoint* p2) {
+  if (p1 == NULL || p2 == NULL) {
+    return 0;
+  }
+  return (int32_t)FXSYS_fabs(p1->GetX() - p2->GetX());
+}
+int32_t CBC_PDF417Reader::getMinWidth(CBC_ResultPoint* p1,
+                                      CBC_ResultPoint* p2) {
+  if (!p1 || !p2)
+    return std::numeric_limits<int32_t>::max();
+  return (int32_t)FXSYS_fabs(p1->GetX() - p2->GetX());
+}
+int32_t CBC_PDF417Reader::getMaxCodewordWidth(CFX_PtrArray& p) {
+  int32_t a =
+      getMaxWidth((CBC_ResultPoint*)p.GetAt(6), (CBC_ResultPoint*)p.GetAt(2)) *
+      CBC_PDF417Common::MODULES_IN_CODEWORD /
+      CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
+  int32_t b =
+      getMaxWidth((CBC_ResultPoint*)p.GetAt(7), (CBC_ResultPoint*)p.GetAt(3)) *
+      CBC_PDF417Common::MODULES_IN_CODEWORD /
+      CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
+  int32_t c = getMaxWidth((CBC_ResultPoint*)p.GetAt(0),
+                          (CBC_ResultPoint*)p.GetAt(4)) < a
+                  ? getMaxWidth((CBC_ResultPoint*)p.GetAt(0),
+                                (CBC_ResultPoint*)p.GetAt(4))
+                  : a;
+  int32_t d = getMaxWidth((CBC_ResultPoint*)p.GetAt(1),
+                          (CBC_ResultPoint*)p.GetAt(5)) < b
+                  ? getMaxWidth((CBC_ResultPoint*)p.GetAt(1),
+                                (CBC_ResultPoint*)p.GetAt(5))
+                  : b;
+  return c < d ? c : d;
+}
+int32_t CBC_PDF417Reader::getMinCodewordWidth(CFX_PtrArray& p) {
+  int32_t a =
+      getMinWidth((CBC_ResultPoint*)p.GetAt(6), (CBC_ResultPoint*)p.GetAt(2)) *
+      CBC_PDF417Common::MODULES_IN_CODEWORD /
+      CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
+  int32_t b =
+      getMinWidth((CBC_ResultPoint*)p.GetAt(7), (CBC_ResultPoint*)p.GetAt(3)) *
+      CBC_PDF417Common::MODULES_IN_CODEWORD /
+      CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
+  int32_t c = getMinWidth((CBC_ResultPoint*)p.GetAt(0),
+                          (CBC_ResultPoint*)p.GetAt(4)) < a
+                  ? getMinWidth((CBC_ResultPoint*)p.GetAt(0),
+                                (CBC_ResultPoint*)p.GetAt(4))
+                  : a;
+  int32_t d = getMinWidth((CBC_ResultPoint*)p.GetAt(1),
+                          (CBC_ResultPoint*)p.GetAt(5)) < b
+                  ? getMinWidth((CBC_ResultPoint*)p.GetAt(1),
+                                (CBC_ResultPoint*)p.GetAt(5))
+                  : b;
+  return c < d ? c : d;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Reader.h b/xfa/fxbarcode/pdf417/BC_PDF417Reader.h
new file mode 100644
index 0000000..2a5c39b
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Reader.h
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417READER_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417READER_H_
+
+class CBC_BinaryBitmap;
+class CBC_ResultPoint;
+class CBC_PDF417Reader;
+class CBC_PDF417Reader : public CBC_Reader {
+ public:
+  CBC_PDF417Reader();
+  virtual ~CBC_PDF417Reader();
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t& e);
+  CFX_ByteString Decode(CBC_BinaryBitmap* image,
+                        FX_BOOL multiple,
+                        int32_t hints,
+                        int32_t& e);
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t hints, int32_t& e);
+
+ private:
+  static int32_t getMaxWidth(CBC_ResultPoint* p1, CBC_ResultPoint* p2);
+  static int32_t getMinWidth(CBC_ResultPoint* p1, CBC_ResultPoint* p2);
+  static int32_t getMaxCodewordWidth(CFX_PtrArray& p);
+  static int32_t getMinCodewordWidth(CFX_PtrArray& p);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417READER_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.cpp b/xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.cpp
new file mode 100644
index 0000000..083d63e
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.cpp
@@ -0,0 +1,50 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.h"
+
+CBC_PDF417ResultMetadata::CBC_PDF417ResultMetadata() {}
+CBC_PDF417ResultMetadata::~CBC_PDF417ResultMetadata() {}
+int32_t CBC_PDF417ResultMetadata::getSegmentIndex() {
+  return m_segmentIndex;
+}
+void CBC_PDF417ResultMetadata::setSegmentIndex(int32_t segmentIndex) {
+  m_segmentIndex = segmentIndex;
+}
+CFX_ByteString CBC_PDF417ResultMetadata::getFileId() {
+  return m_fileId;
+}
+void CBC_PDF417ResultMetadata::setFileId(CFX_ByteString fileId) {
+  m_fileId = fileId;
+}
+CFX_Int32Array& CBC_PDF417ResultMetadata::getOptionalData() {
+  return m_optionalData;
+}
+void CBC_PDF417ResultMetadata::setOptionalData(CFX_Int32Array& optionalData) {
+  m_optionalData.Copy(optionalData);
+}
+FX_BOOL CBC_PDF417ResultMetadata::isLastSegment() {
+  return m_lastSegment;
+}
+void CBC_PDF417ResultMetadata::setLastSegment(FX_BOOL lastSegment) {
+  m_lastSegment = lastSegment;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.h b/xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.h
new file mode 100644
index 0000000..8e25bdb
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ResultMetadata.h
@@ -0,0 +1,32 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417RESULTMETADATA_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417RESULTMETADATA_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_PDF417ResultMetadata {
+ public:
+  CBC_PDF417ResultMetadata();
+  virtual ~CBC_PDF417ResultMetadata();
+  int32_t getSegmentIndex();
+  void setSegmentIndex(int32_t segmentIndex);
+  CFX_ByteString getFileId();
+  void setFileId(CFX_ByteString fileId);
+  CFX_Int32Array& getOptionalData();
+  void setOptionalData(CFX_Int32Array& optionalData);
+  FX_BOOL isLastSegment();
+  void setLastSegment(FX_BOOL lastSegment);
+
+ private:
+  int32_t m_segmentIndex;
+  CFX_ByteString m_fileId;
+  CFX_Int32Array m_optionalData;
+  FX_BOOL m_lastSegment;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417RESULTMETADATA_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.cpp b/xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.cpp
new file mode 100644
index 0000000..6ae68d7
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.cpp
@@ -0,0 +1,752 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2013 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_DecoderResult.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResult.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h"
+#include "xfa/fxbarcode/utils.h"
+
+int32_t CBC_PDF417ScanningDecoder::CODEWORD_SKEW_SIZE = 2;
+int32_t CBC_PDF417ScanningDecoder::MAX_ERRORS = 3;
+int32_t CBC_PDF417ScanningDecoder::MAX_EC_CODEWORDS = 512;
+CBC_PDF417ECErrorCorrection* CBC_PDF417ScanningDecoder::errorCorrection = NULL;
+
+CBC_PDF417ScanningDecoder::CBC_PDF417ScanningDecoder() {}
+CBC_PDF417ScanningDecoder::~CBC_PDF417ScanningDecoder() {}
+void CBC_PDF417ScanningDecoder::Initialize() {
+  errorCorrection = new CBC_PDF417ECErrorCorrection;
+}
+void CBC_PDF417ScanningDecoder::Finalize() {
+  delete errorCorrection;
+}
+CBC_CommonDecoderResult* CBC_PDF417ScanningDecoder::decode(
+    CBC_CommonBitMatrix* image,
+    CBC_ResultPoint* imageTopLeft,
+    CBC_ResultPoint* imageBottomLeft,
+    CBC_ResultPoint* imageTopRight,
+    CBC_ResultPoint* imageBottomRight,
+    int32_t minCodewordWidth,
+    int32_t maxCodewordWidth,
+    int32_t& e) {
+  CBC_BoundingBox* boundingBox = new CBC_BoundingBox(
+      image, imageTopLeft, imageBottomLeft, imageTopRight, imageBottomRight, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_DetectionResultRowIndicatorColumn* leftRowIndicatorColumn = NULL;
+  CBC_DetectionResultRowIndicatorColumn* rightRowIndicatorColumn = NULL;
+  CBC_DetectionResult* detectionResult = NULL;
+  for (int32_t i = 0; i < 2; i++) {
+    if (imageTopLeft) {
+      leftRowIndicatorColumn =
+          getRowIndicatorColumn(image, boundingBox, *imageTopLeft, TRUE,
+                                minCodewordWidth, maxCodewordWidth);
+    }
+    if (imageTopRight) {
+      rightRowIndicatorColumn =
+          getRowIndicatorColumn(image, boundingBox, *imageTopRight, FALSE,
+                                minCodewordWidth, maxCodewordWidth);
+    }
+    detectionResult = merge(leftRowIndicatorColumn, rightRowIndicatorColumn, e);
+    if (e != BCExceptionNO) {
+      e = BCExceptiontNotFoundInstance;
+      delete leftRowIndicatorColumn;
+      delete rightRowIndicatorColumn;
+      delete boundingBox;
+      return NULL;
+    }
+    if (i == 0 && (detectionResult->getBoundingBox()->getMinY() <
+                       boundingBox->getMinY() ||
+                   detectionResult->getBoundingBox()->getMaxY() >
+                       boundingBox->getMaxY())) {
+      delete boundingBox;
+      boundingBox = detectionResult->getBoundingBox();
+    } else {
+      detectionResult->setBoundingBox(boundingBox);
+      break;
+    }
+  }
+  int32_t maxBarcodeColumn = detectionResult->getBarcodeColumnCount() + 1;
+  detectionResult->setDetectionResultColumn(0, leftRowIndicatorColumn);
+  detectionResult->setDetectionResultColumn(maxBarcodeColumn,
+                                            rightRowIndicatorColumn);
+  FX_BOOL leftToRight = leftRowIndicatorColumn != NULL;
+  for (int32_t barcodeColumnCount = 1; barcodeColumnCount <= maxBarcodeColumn;
+       barcodeColumnCount++) {
+    int32_t barcodeColumn = leftToRight ? barcodeColumnCount
+                                        : maxBarcodeColumn - barcodeColumnCount;
+    if (detectionResult->getDetectionResultColumn(barcodeColumn)) {
+      continue;
+    }
+    CBC_DetectionResultColumn* detectionResultColumn = NULL;
+    if (barcodeColumn == 0 || barcodeColumn == maxBarcodeColumn) {
+      detectionResultColumn = new CBC_DetectionResultRowIndicatorColumn(
+          boundingBox, barcodeColumn == 0);
+    } else {
+      detectionResultColumn = new CBC_DetectionResultColumn(boundingBox);
+    }
+    detectionResult->setDetectionResultColumn(barcodeColumn,
+                                              detectionResultColumn);
+    int32_t startColumn = -1;
+    int32_t previousStartColumn = startColumn;
+    for (int32_t imageRow = boundingBox->getMinY();
+         imageRow <= boundingBox->getMaxY(); imageRow++) {
+      startColumn =
+          getStartColumn(detectionResult, barcodeColumn, imageRow, leftToRight);
+      if (startColumn < 0 || startColumn > boundingBox->getMaxX()) {
+        if (previousStartColumn == -1) {
+          continue;
+        }
+        startColumn = previousStartColumn;
+      }
+      CBC_Codeword* codeword = detectCodeword(
+          image, boundingBox->getMinX(), boundingBox->getMaxX(), leftToRight,
+          startColumn, imageRow, minCodewordWidth, maxCodewordWidth);
+      if (codeword) {
+        detectionResultColumn->setCodeword(imageRow, codeword);
+        previousStartColumn = startColumn;
+        minCodewordWidth = minCodewordWidth < codeword->getWidth()
+                               ? minCodewordWidth
+                               : codeword->getWidth();
+        maxCodewordWidth = maxCodewordWidth > codeword->getWidth()
+                               ? maxCodewordWidth
+                               : codeword->getWidth();
+      }
+    }
+  }
+  CBC_CommonDecoderResult* decoderresult =
+      createDecoderResult(detectionResult, e);
+  if (e != BCExceptionNO) {
+    delete detectionResult;
+    return NULL;
+  }
+  return decoderresult;
+}
+CFX_ByteString CBC_PDF417ScanningDecoder::toString(
+    CFX_PtrArray* barcodeMatrix) {
+  CFX_ByteString result;
+  for (int32_t row = 0; row < barcodeMatrix->GetSize(); row++) {
+    result += row;
+    int32_t l = 0;
+    for (; l < ((CFX_PtrArray*)barcodeMatrix->GetAt(row))->GetSize(); l++) {
+      CBC_BarcodeValue* barcodeValue =
+          (CBC_BarcodeValue*)((CFX_PtrArray*)barcodeMatrix->GetAt(row))
+              ->GetAt(l);
+      if (barcodeValue->getValue()->GetSize() == 0) {
+        result += "";
+      } else {
+        result += barcodeValue->getValue()->GetAt(0);
+        result +=
+            barcodeValue->getConfidence(barcodeValue->getValue()->GetAt(0));
+      }
+    }
+  }
+  return result;
+}
+CBC_DetectionResult* CBC_PDF417ScanningDecoder::merge(
+    CBC_DetectionResultRowIndicatorColumn* leftRowIndicatorColumn,
+    CBC_DetectionResultRowIndicatorColumn* rightRowIndicatorColumn,
+    int32_t& e) {
+  if (leftRowIndicatorColumn == NULL && rightRowIndicatorColumn == NULL) {
+    e = BCExceptionIllegalArgument;
+    return NULL;
+  }
+  CBC_BarcodeMetadata* barcodeMetadata =
+      getBarcodeMetadata(leftRowIndicatorColumn, rightRowIndicatorColumn);
+  if (barcodeMetadata == NULL) {
+    e = BCExceptionCannotMetadata;
+    return NULL;
+  }
+  CBC_BoundingBox* leftboundingBox =
+      adjustBoundingBox(leftRowIndicatorColumn, e);
+  if (e != BCExceptionNO) {
+    delete barcodeMetadata;
+    return NULL;
+  }
+  CBC_BoundingBox* rightboundingBox =
+      adjustBoundingBox(rightRowIndicatorColumn, e);
+  if (e != BCExceptionNO) {
+    delete barcodeMetadata;
+    return NULL;
+  }
+  CBC_BoundingBox* boundingBox =
+      CBC_BoundingBox::merge(leftboundingBox, rightboundingBox, e);
+  if (e != BCExceptionNO) {
+    delete barcodeMetadata;
+    return NULL;
+  }
+  CBC_DetectionResult* detectionresult =
+      new CBC_DetectionResult(barcodeMetadata, boundingBox);
+  return detectionresult;
+}
+CBC_BoundingBox* CBC_PDF417ScanningDecoder::adjustBoundingBox(
+    CBC_DetectionResultRowIndicatorColumn* rowIndicatorColumn,
+    int32_t& e) {
+  if (rowIndicatorColumn == NULL) {
+    return NULL;
+  }
+  CFX_Int32Array* rowHeights = rowIndicatorColumn->getRowHeights(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t maxRowHeight = getMax(*rowHeights);
+  int32_t missingStartRows = 0;
+  for (int32_t i = 0; i < rowHeights->GetSize(); i++) {
+    int32_t rowHeight = rowHeights->GetAt(i);
+    missingStartRows += maxRowHeight - rowHeight;
+    if (rowHeight > 0) {
+      break;
+    }
+  }
+  CFX_PtrArray* codewords = rowIndicatorColumn->getCodewords();
+  for (int32_t row = 0; missingStartRows > 0 && codewords->GetAt(row) == NULL;
+       row++) {
+    missingStartRows--;
+  }
+  int32_t missingEndRows = 0;
+  for (int32_t row1 = rowHeights->GetSize() - 1; row1 >= 0; row1--) {
+    missingEndRows += maxRowHeight - rowHeights->GetAt(row1);
+    if (rowHeights->GetAt(row1) > 0) {
+      break;
+    }
+  }
+  for (int32_t row2 = codewords->GetSize() - 1;
+       missingEndRows > 0 && codewords->GetAt(row2) == NULL; row2--) {
+    missingEndRows--;
+  }
+  CBC_BoundingBox* boundingBox =
+      rowIndicatorColumn->getBoundingBox()->addMissingRows(
+          missingStartRows, missingEndRows, rowIndicatorColumn->isLeft(), e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return boundingBox;
+}
+int32_t CBC_PDF417ScanningDecoder::getMax(CFX_Int32Array& values) {
+  int32_t maxValue = -1;
+  for (int32_t i = 0; i < values.GetSize(); i++) {
+    int32_t value = values.GetAt(i);
+    maxValue = maxValue > value ? maxValue : value;
+  }
+  return maxValue;
+}
+CBC_BarcodeMetadata* CBC_PDF417ScanningDecoder::getBarcodeMetadata(
+    CBC_DetectionResultRowIndicatorColumn* leftRowIndicatorColumn,
+    CBC_DetectionResultRowIndicatorColumn* rightRowIndicatorColumn) {
+  CBC_BarcodeMetadata* leftBarcodeMetadata = NULL;
+  CBC_BarcodeMetadata* rightBarcodeMetadata = NULL;
+  if (leftRowIndicatorColumn == NULL ||
+      (leftBarcodeMetadata = leftRowIndicatorColumn->getBarcodeMetadata()) ==
+          NULL) {
+    return rightRowIndicatorColumn == NULL
+               ? NULL
+               : rightRowIndicatorColumn->getBarcodeMetadata();
+  }
+  if (rightRowIndicatorColumn == NULL ||
+      (rightBarcodeMetadata = rightRowIndicatorColumn->getBarcodeMetadata()) ==
+          NULL) {
+    return leftRowIndicatorColumn == NULL
+               ? NULL
+               : leftRowIndicatorColumn->getBarcodeMetadata();
+  }
+  if (leftBarcodeMetadata->getColumnCount() !=
+          rightBarcodeMetadata->getColumnCount() &&
+      leftBarcodeMetadata->getErrorCorrectionLevel() !=
+          rightBarcodeMetadata->getErrorCorrectionLevel() &&
+      leftBarcodeMetadata->getRowCount() !=
+          rightBarcodeMetadata->getRowCount()) {
+    delete leftBarcodeMetadata;
+    delete rightBarcodeMetadata;
+    return NULL;
+  }
+  delete rightBarcodeMetadata;
+  return leftBarcodeMetadata;
+}
+CBC_DetectionResultRowIndicatorColumn*
+CBC_PDF417ScanningDecoder::getRowIndicatorColumn(CBC_CommonBitMatrix* image,
+                                                 CBC_BoundingBox* boundingBox,
+                                                 CBC_ResultPoint startPoint,
+                                                 FX_BOOL leftToRight,
+                                                 int32_t minCodewordWidth,
+                                                 int32_t maxCodewordWidth) {
+  CBC_DetectionResultRowIndicatorColumn* rowIndicatorColumn =
+      new CBC_DetectionResultRowIndicatorColumn(boundingBox, leftToRight);
+  for (int32_t i = 0; i < 2; i++) {
+    int32_t increment = i == 0 ? 1 : -1;
+    int32_t startColumn = (int32_t)startPoint.GetX();
+    for (int32_t imageRow = (int32_t)startPoint.GetY();
+         imageRow <= boundingBox->getMaxY() &&
+         imageRow >= boundingBox->getMinY();
+         imageRow += increment) {
+      CBC_Codeword* codeword =
+          detectCodeword(image, 0, image->GetWidth(), leftToRight, startColumn,
+                         imageRow, minCodewordWidth, maxCodewordWidth);
+      if (codeword) {
+        rowIndicatorColumn->setCodeword(imageRow, codeword);
+        if (leftToRight) {
+          startColumn = codeword->getStartX();
+        } else {
+          startColumn = codeword->getEndX();
+        }
+      }
+    }
+  }
+  return rowIndicatorColumn;
+}
+void CBC_PDF417ScanningDecoder::adjustCodewordCount(
+    CBC_DetectionResult* detectionResult,
+    CFX_PtrArray* barcodeMatrix,
+    int32_t& e) {
+  CFX_Int32Array* numberOfCodewords =
+      ((CBC_BarcodeValue*)((CFX_PtrArray*)barcodeMatrix->GetAt(0))->GetAt(1))
+          ->getValue();
+  int32_t calculatedNumberOfCodewords =
+      detectionResult->getBarcodeColumnCount() *
+          detectionResult->getBarcodeRowCount() -
+      getNumberOfECCodeWords(detectionResult->getBarcodeECLevel());
+  if (numberOfCodewords->GetSize() == 0) {
+    if (calculatedNumberOfCodewords < 1 ||
+        calculatedNumberOfCodewords >
+            CBC_PDF417Common::MAX_CODEWORDS_IN_BARCODE) {
+      e = BCExceptiontNotFoundInstance;
+      delete numberOfCodewords;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    ((CBC_BarcodeValue*)((CFX_PtrArray*)barcodeMatrix->GetAt(0))->GetAt(1))
+        ->setValue(calculatedNumberOfCodewords);
+  } else if (numberOfCodewords->GetAt(0) != calculatedNumberOfCodewords) {
+    ((CBC_BarcodeValue*)((CFX_PtrArray*)barcodeMatrix->GetAt(0))->GetAt(1))
+        ->setValue(calculatedNumberOfCodewords);
+  }
+  delete numberOfCodewords;
+}
+CBC_CommonDecoderResult* CBC_PDF417ScanningDecoder::createDecoderResult(
+    CBC_DetectionResult* detectionResult,
+    int32_t& e) {
+  CFX_PtrArray* barcodeMatrix = createBarcodeMatrix(detectionResult);
+  adjustCodewordCount(detectionResult, barcodeMatrix, e);
+  if (e != BCExceptionNO) {
+    for (int32_t i = 0; i < barcodeMatrix->GetSize(); i++) {
+      CFX_PtrArray* temp = (CFX_PtrArray*)barcodeMatrix->GetAt(i);
+      for (int32_t j = 0; j < temp->GetSize(); j++) {
+        delete (CBC_BarcodeValue*)temp->GetAt(j);
+      }
+      temp->RemoveAll();
+      delete temp;
+    }
+    barcodeMatrix->RemoveAll();
+    delete barcodeMatrix;
+    return NULL;
+  }
+  CFX_Int32Array erasures;
+  CFX_Int32Array codewords;
+  codewords.SetSize(detectionResult->getBarcodeRowCount() *
+                    detectionResult->getBarcodeColumnCount());
+  CFX_PtrArray ambiguousIndexValuesList;
+  CFX_Int32Array ambiguousIndexesList;
+  for (int32_t row = 0; row < detectionResult->getBarcodeRowCount(); row++) {
+    for (int32_t l = 0; l < detectionResult->getBarcodeColumnCount(); l++) {
+      CFX_Int32Array* values =
+          ((CBC_BarcodeValue*)((CFX_PtrArray*)barcodeMatrix->GetAt(row))
+               ->GetAt(l + 1))
+              ->getValue();
+      int32_t codewordIndex =
+          row * detectionResult->getBarcodeColumnCount() + l;
+      if (values->GetSize() == 0) {
+        erasures.Add(codewordIndex);
+      } else if (values->GetSize() == 1) {
+        codewords[codewordIndex] = values->GetAt(0);
+      } else {
+        ambiguousIndexesList.Add(codewordIndex);
+        ambiguousIndexValuesList.Add(values);
+      }
+    }
+  }
+  CFX_PtrArray ambiguousIndexValues;
+  ambiguousIndexValues.SetSize(ambiguousIndexValuesList.GetSize());
+  for (int32_t i = 0; i < ambiguousIndexValues.GetSize(); i++) {
+    ambiguousIndexValues.SetAt(i, ambiguousIndexValuesList.GetAt(i));
+  }
+  for (int32_t l = 0; l < barcodeMatrix->GetSize(); l++) {
+    CFX_PtrArray* temp = (CFX_PtrArray*)barcodeMatrix->GetAt(l);
+    for (int32_t j = 0; j < temp->GetSize(); j++) {
+      delete (CBC_BarcodeValue*)temp->GetAt(j);
+    }
+    temp->RemoveAll();
+    delete temp;
+  }
+  barcodeMatrix->RemoveAll();
+  delete barcodeMatrix;
+  CBC_CommonDecoderResult* decoderResult =
+      createDecoderResultFromAmbiguousValues(
+          detectionResult->getBarcodeECLevel(), codewords, erasures,
+          ambiguousIndexesList, ambiguousIndexValues, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return decoderResult;
+}
+CBC_CommonDecoderResult*
+CBC_PDF417ScanningDecoder::createDecoderResultFromAmbiguousValues(
+    int32_t ecLevel,
+    CFX_Int32Array& codewords,
+    CFX_Int32Array& erasureArray,
+    CFX_Int32Array& ambiguousIndexes,
+    CFX_PtrArray& ambiguousIndexValues,
+    int32_t& e) {
+  CFX_Int32Array ambiguousIndexCount;
+  ambiguousIndexCount.SetSize(ambiguousIndexes.GetSize());
+  int32_t tries = 100;
+  while (tries-- > 0) {
+    for (int32_t l = 0; l < ambiguousIndexCount.GetSize(); l++) {
+      codewords[ambiguousIndexes[l]] =
+          ((CFX_Int32Array*)ambiguousIndexValues.GetAt(l))
+              ->GetAt(ambiguousIndexCount[l]);
+    }
+    CBC_CommonDecoderResult* decoderResult =
+        decodeCodewords(codewords, ecLevel, erasureArray, e);
+    if (e != BCExceptionNO) {
+      e = BCExceptionNO;
+      continue;
+    } else {
+      return decoderResult;
+    }
+    if (ambiguousIndexCount.GetSize() == 0) {
+      e = BCExceptionChecksumInstance;
+      return NULL;
+    }
+    for (int32_t i = 0; i < ambiguousIndexCount.GetSize(); i++) {
+      if (ambiguousIndexCount[i] <
+          ((CFX_Int32Array*)(ambiguousIndexValues.GetAt(i)))->GetSize() - 1) {
+        ambiguousIndexCount[i]++;
+        break;
+      } else {
+        ambiguousIndexCount[i] = 0;
+        if (i == ambiguousIndexCount.GetSize() - 1) {
+          e = BCExceptionChecksumInstance;
+          return NULL;
+        }
+      }
+    }
+  }
+  e = BCExceptionChecksumInstance;
+  return NULL;
+}
+CFX_PtrArray* CBC_PDF417ScanningDecoder::createBarcodeMatrix(
+    CBC_DetectionResult* detectionResult) {
+  CFX_PtrArray* barcodeMatrix = new CFX_PtrArray;
+  barcodeMatrix->SetSize(detectionResult->getBarcodeRowCount());
+  CFX_PtrArray* temp = NULL;
+  int32_t colume = 0;
+  for (int32_t row = 0; row < barcodeMatrix->GetSize(); row++) {
+    temp = new CFX_PtrArray;
+    temp->SetSize(detectionResult->getBarcodeColumnCount() + 2);
+    for (colume = 0; colume < detectionResult->getBarcodeColumnCount() + 2;
+         colume++) {
+      temp->SetAt(colume, new CBC_BarcodeValue());
+    }
+    barcodeMatrix->SetAt(row, temp);
+  }
+  colume = -1;
+  for (int32_t i = 0;
+       i < detectionResult->getDetectionResultColumns().GetSize(); i++) {
+    CBC_DetectionResultColumn* detectionResultColumn =
+        (CBC_DetectionResultColumn*)detectionResult->getDetectionResultColumns()
+            .GetAt(i);
+    colume++;
+    if (detectionResultColumn == NULL) {
+      continue;
+    }
+    CFX_PtrArray* temp = detectionResultColumn->getCodewords();
+    for (int32_t l = 0; l < temp->GetSize(); l++) {
+      CBC_Codeword* codeword = (CBC_Codeword*)temp->GetAt(l);
+      if (codeword == NULL || codeword->getRowNumber() == -1) {
+        continue;
+      }
+      ((CBC_BarcodeValue*)((CFX_PtrArray*)barcodeMatrix->GetAt(
+                               codeword->getRowNumber()))
+           ->GetAt(colume))
+          ->setValue(codeword->getValue());
+    }
+  }
+  return barcodeMatrix;
+}
+FX_BOOL CBC_PDF417ScanningDecoder::isValidBarcodeColumn(
+    CBC_DetectionResult* detectionResult,
+    int32_t barcodeColumn) {
+  return barcodeColumn >= 0 &&
+         barcodeColumn <= detectionResult->getBarcodeColumnCount() + 1;
+}
+int32_t CBC_PDF417ScanningDecoder::getStartColumn(
+    CBC_DetectionResult* detectionResult,
+    int32_t barcodeColumn,
+    int32_t imageRow,
+    FX_BOOL leftToRight) {
+  int32_t offset = leftToRight ? 1 : -1;
+  CBC_Codeword* codeword = NULL;
+  if (isValidBarcodeColumn(detectionResult, barcodeColumn - offset)) {
+    codeword = detectionResult->getDetectionResultColumn(barcodeColumn - offset)
+                   ->getCodeword(imageRow);
+  }
+  if (codeword) {
+    return leftToRight ? codeword->getEndX() : codeword->getStartX();
+  }
+  codeword = detectionResult->getDetectionResultColumn(barcodeColumn)
+                 ->getCodewordNearby(imageRow);
+  if (codeword) {
+    return leftToRight ? codeword->getStartX() : codeword->getEndX();
+  }
+  if (isValidBarcodeColumn(detectionResult, barcodeColumn - offset)) {
+    codeword = detectionResult->getDetectionResultColumn(barcodeColumn - offset)
+                   ->getCodewordNearby(imageRow);
+  }
+  if (codeword) {
+    return leftToRight ? codeword->getEndX() : codeword->getStartX();
+  }
+  int32_t skippedColumns = 0;
+  while (isValidBarcodeColumn(detectionResult, barcodeColumn - offset)) {
+    barcodeColumn -= offset;
+    for (int32_t i = 0;
+         i < detectionResult->getDetectionResultColumn(barcodeColumn)
+                 ->getCodewords()
+                 ->GetSize();
+         i++) {
+      CBC_Codeword* previousRowCodeword =
+          (CBC_Codeword*)detectionResult->getDetectionResultColumn(
+                                            barcodeColumn)
+              ->getCodewords()
+              ->GetAt(i);
+      if (previousRowCodeword) {
+        return (leftToRight ? previousRowCodeword->getEndX()
+                            : previousRowCodeword->getStartX()) +
+               offset * skippedColumns * (previousRowCodeword->getEndX() -
+                                          previousRowCodeword->getStartX());
+      }
+    }
+    skippedColumns++;
+  }
+  return leftToRight ? detectionResult->getBoundingBox()->getMinX()
+                     : detectionResult->getBoundingBox()->getMaxX();
+}
+CBC_Codeword* CBC_PDF417ScanningDecoder::detectCodeword(
+    CBC_CommonBitMatrix* image,
+    int32_t minColumn,
+    int32_t maxColumn,
+    FX_BOOL leftToRight,
+    int32_t startColumn,
+    int32_t imageRow,
+    int32_t minCodewordWidth,
+    int32_t maxCodewordWidth) {
+  startColumn = adjustCodewordStartColumn(image, minColumn, maxColumn,
+                                          leftToRight, startColumn, imageRow);
+  CFX_Int32Array* moduleBitCount = getModuleBitCount(
+      image, minColumn, maxColumn, leftToRight, startColumn, imageRow);
+  if (moduleBitCount == NULL) {
+    return NULL;
+  }
+  int32_t endColumn;
+  int32_t codewordBitCount = CBC_PDF417Common::getBitCountSum(*moduleBitCount);
+  if (leftToRight) {
+    endColumn = startColumn + codewordBitCount;
+  } else {
+    for (int32_t i = 0; i<moduleBitCount->GetSize()>> 1; i++) {
+      int32_t tmpCount = moduleBitCount->GetAt(i);
+      moduleBitCount->SetAt(
+          i, moduleBitCount->GetAt(moduleBitCount->GetSize() - 1 - i));
+      moduleBitCount->SetAt(moduleBitCount->GetSize() - 1 - i, tmpCount);
+    }
+    endColumn = startColumn;
+    startColumn = endColumn - codewordBitCount;
+  }
+  int32_t decodedValue =
+      CBC_PDF417CodewordDecoder::getDecodedValue(*moduleBitCount);
+  int32_t codeword = CBC_PDF417Common::getCodeword(decodedValue);
+  delete moduleBitCount;
+  if (codeword == -1) {
+    return NULL;
+  }
+  return new CBC_Codeword(startColumn, endColumn,
+                          getCodewordBucketNumber(decodedValue), codeword);
+}
+CFX_Int32Array* CBC_PDF417ScanningDecoder::getModuleBitCount(
+    CBC_CommonBitMatrix* image,
+    int32_t minColumn,
+    int32_t maxColumn,
+    FX_BOOL leftToRight,
+    int32_t startColumn,
+    int32_t imageRow) {
+  int32_t imageColumn = startColumn;
+  CFX_Int32Array* moduleBitCount = new CFX_Int32Array;
+  moduleBitCount->SetSize(8);
+  int32_t moduleNumber = 0;
+  int32_t increment = leftToRight ? 1 : -1;
+  FX_BOOL previousPixelValue = leftToRight;
+  while (((leftToRight && imageColumn < maxColumn) ||
+          (!leftToRight && imageColumn >= minColumn)) &&
+         moduleNumber < moduleBitCount->GetSize()) {
+    if (image->Get(imageColumn, imageRow) == previousPixelValue) {
+      moduleBitCount->SetAt(moduleNumber,
+                            moduleBitCount->GetAt(moduleNumber) + 1);
+      imageColumn += increment;
+    } else {
+      moduleNumber++;
+      previousPixelValue = !previousPixelValue;
+    }
+  }
+  if (moduleNumber == moduleBitCount->GetSize() ||
+      (((leftToRight && imageColumn == maxColumn) ||
+        (!leftToRight && imageColumn == minColumn)) &&
+       moduleNumber == moduleBitCount->GetSize() - 1)) {
+    return moduleBitCount;
+  }
+  delete moduleBitCount;
+  return NULL;
+}
+int32_t CBC_PDF417ScanningDecoder::getNumberOfECCodeWords(
+    int32_t barcodeECLevel) {
+  return 2 << barcodeECLevel;
+}
+int32_t CBC_PDF417ScanningDecoder::adjustCodewordStartColumn(
+    CBC_CommonBitMatrix* image,
+    int32_t minColumn,
+    int32_t maxColumn,
+    FX_BOOL leftToRight,
+    int32_t codewordStartColumn,
+    int32_t imageRow) {
+  int32_t correctedStartColumn = codewordStartColumn;
+  int32_t increment = leftToRight ? -1 : 1;
+  for (int32_t i = 0; i < 2; i++) {
+    while (((leftToRight && correctedStartColumn >= minColumn) ||
+            (!leftToRight && correctedStartColumn < maxColumn)) &&
+           leftToRight == image->Get(correctedStartColumn, imageRow)) {
+      if (abs(codewordStartColumn - correctedStartColumn) >
+          CODEWORD_SKEW_SIZE) {
+        return codewordStartColumn;
+      }
+      correctedStartColumn += increment;
+    }
+    increment = -increment;
+    leftToRight = !leftToRight;
+  }
+  return correctedStartColumn;
+}
+FX_BOOL CBC_PDF417ScanningDecoder::checkCodewordSkew(int32_t codewordSize,
+                                                     int32_t minCodewordWidth,
+                                                     int32_t maxCodewordWidth) {
+  return minCodewordWidth - CODEWORD_SKEW_SIZE <= codewordSize &&
+         codewordSize <= maxCodewordWidth + CODEWORD_SKEW_SIZE;
+}
+CBC_CommonDecoderResult* CBC_PDF417ScanningDecoder::decodeCodewords(
+    CFX_Int32Array& codewords,
+    int32_t ecLevel,
+    CFX_Int32Array& erasures,
+    int32_t& e) {
+  if (codewords.GetSize() == 0) {
+    e = BCExceptionFormatInstance;
+    return NULL;
+  }
+  int32_t numECCodewords = 1 << (ecLevel + 1);
+  correctErrors(codewords, erasures, numECCodewords, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  verifyCodewordCount(codewords, numECCodewords, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_ByteString bytestring;
+  CBC_CommonDecoderResult* decoderResult = CBC_DecodedBitStreamPaser::decode(
+      codewords, bytestring.FormatInteger(ecLevel), e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return decoderResult;
+}
+int32_t CBC_PDF417ScanningDecoder::correctErrors(CFX_Int32Array& codewords,
+                                                 CFX_Int32Array& erasures,
+                                                 int32_t numECCodewords,
+                                                 int32_t& e) {
+  if ((erasures.GetSize() != 0 &&
+       erasures.GetSize() > (numECCodewords / 2 + MAX_ERRORS)) ||
+      numECCodewords < 0 || numECCodewords > MAX_EC_CODEWORDS) {
+    e = BCExceptionChecksumInstance;
+    return -1;
+  }
+  int32_t result = CBC_PDF417ECErrorCorrection::decode(
+      codewords, numECCodewords, erasures, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+  return result;
+}
+void CBC_PDF417ScanningDecoder::verifyCodewordCount(CFX_Int32Array& codewords,
+                                                    int32_t numECCodewords,
+                                                    int32_t& e) {
+  if (codewords.GetSize() < 4) {
+    e = BCExceptionFormatInstance;
+    return;
+  }
+  int32_t numberOfCodewords = codewords.GetAt(0);
+  if (numberOfCodewords > codewords.GetSize()) {
+    e = BCExceptionFormatInstance;
+    return;
+  }
+  if (numberOfCodewords == 0) {
+    if (numECCodewords < codewords.GetSize()) {
+      codewords[0] = codewords.GetSize() - numECCodewords;
+    } else {
+      e = BCExceptionFormatInstance;
+      return;
+    }
+  }
+}
+CFX_Int32Array* CBC_PDF417ScanningDecoder::getBitCountForCodeword(
+    int32_t codeword) {
+  CFX_Int32Array* result = new CFX_Int32Array;
+  result->SetSize(8);
+  int32_t previousValue = 0;
+  int32_t i = result->GetSize() - 1;
+  while (TRUE) {
+    if ((codeword & 0x1) != previousValue) {
+      previousValue = codeword & 0x1;
+      i--;
+      if (i < 0) {
+        break;
+      }
+    }
+    result->SetAt(i, result->GetAt(i) + 1);
+    codeword >>= 1;
+  }
+  return result;
+}
+int32_t CBC_PDF417ScanningDecoder::getCodewordBucketNumber(int32_t codeword) {
+  CFX_Int32Array* array = getBitCountForCodeword(codeword);
+  int32_t result = getCodewordBucketNumber(*array);
+  delete array;
+  return result;
+}
+int32_t CBC_PDF417ScanningDecoder::getCodewordBucketNumber(
+    CFX_Int32Array& moduleBitCount) {
+  return (moduleBitCount.GetAt(0) - moduleBitCount.GetAt(2) +
+          moduleBitCount.GetAt(4) - moduleBitCount.GetAt(6) + 9) %
+         9;
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h b/xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h
new file mode 100644
index 0000000..6dbc125
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h
@@ -0,0 +1,119 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417SCANNINGDECODER_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417SCANNINGDECODER_H_
+
+class CBC_CommonDecoderResult;
+class CBC_CommonBitMatrix;
+class CBC_Codeword;
+class CBC_BoundingBox;
+class CBC_ResultPoint;
+class CBC_BarcodeMetadata;
+class CBC_DetectionResult;
+class CBC_DetectionResultRowIndicatorColumn;
+
+class CBC_PDF417ScanningDecoder {
+ public:
+  CBC_PDF417ScanningDecoder();
+  virtual ~CBC_PDF417ScanningDecoder();
+  static void Initialize();
+  static void Finalize();
+  static CBC_CommonDecoderResult* decode(CBC_CommonBitMatrix* image,
+                                         CBC_ResultPoint* imageTopLeft,
+                                         CBC_ResultPoint* imageBottomLeft,
+                                         CBC_ResultPoint* imageTopRight,
+                                         CBC_ResultPoint* imageBottomRight,
+                                         int32_t minCodewordWidth,
+                                         int32_t maxCodewordWidth,
+                                         int32_t& e);
+  static CFX_ByteString toString(CFX_PtrArray* barcodeMatrix);
+
+ private:
+  static int32_t CODEWORD_SKEW_SIZE;
+  static int32_t MAX_ERRORS;
+  static int32_t MAX_EC_CODEWORDS;
+  static CBC_PDF417ECErrorCorrection* errorCorrection;
+  static CBC_DetectionResult* merge(
+      CBC_DetectionResultRowIndicatorColumn* leftRowIndicatorColumn,
+      CBC_DetectionResultRowIndicatorColumn* rightRowIndicatorColumn,
+      int32_t& e);
+  static CBC_BoundingBox* adjustBoundingBox(
+      CBC_DetectionResultRowIndicatorColumn* rowIndicatorColumn,
+      int32_t& e);
+  static int32_t getMax(CFX_Int32Array& values);
+  static CBC_BarcodeMetadata* getBarcodeMetadata(
+      CBC_DetectionResultRowIndicatorColumn* leftRowIndicatorColumn,
+      CBC_DetectionResultRowIndicatorColumn* rightRowIndicatorColumn);
+  static CBC_DetectionResultRowIndicatorColumn* getRowIndicatorColumn(
+      CBC_CommonBitMatrix* image,
+      CBC_BoundingBox* boundingBox,
+      CBC_ResultPoint startPoint,
+      FX_BOOL leftToRight,
+      int32_t minCodewordWidth,
+      int32_t maxCodewordWidth);
+  static void adjustCodewordCount(CBC_DetectionResult* detectionResult,
+                                  CFX_PtrArray* barcodeMatrix,
+                                  int32_t& e);
+  static CBC_CommonDecoderResult* createDecoderResult(
+      CBC_DetectionResult* detectionResult,
+      int32_t& e);
+  static CBC_CommonDecoderResult* createDecoderResultFromAmbiguousValues(
+      int32_t ecLevel,
+      CFX_Int32Array& codewords,
+      CFX_Int32Array& erasureArray,
+      CFX_Int32Array& ambiguousIndexes,
+      CFX_PtrArray& ambiguousIndexValues,
+      int32_t& e);
+  static CFX_PtrArray* createBarcodeMatrix(
+      CBC_DetectionResult* detectionResult);
+  static FX_BOOL isValidBarcodeColumn(CBC_DetectionResult* detectionResult,
+                                      int32_t barcodeColumn);
+  static int32_t getStartColumn(CBC_DetectionResult* detectionResult,
+                                int32_t barcodeColumn,
+                                int32_t imageRow,
+                                FX_BOOL leftToRight);
+  static CBC_Codeword* detectCodeword(CBC_CommonBitMatrix* image,
+                                      int32_t minColumn,
+                                      int32_t maxColumn,
+                                      FX_BOOL leftToRight,
+                                      int32_t startColumn,
+                                      int32_t imageRow,
+                                      int32_t minCodewordWidth,
+                                      int32_t maxCodewordWidth);
+  static CFX_Int32Array* getModuleBitCount(CBC_CommonBitMatrix* image,
+                                           int32_t minColumn,
+                                           int32_t maxColumn,
+                                           FX_BOOL leftToRight,
+                                           int32_t startColumn,
+                                           int32_t imageRow);
+  static int32_t getNumberOfECCodeWords(int32_t barcodeECLevel);
+  static int32_t adjustCodewordStartColumn(CBC_CommonBitMatrix* image,
+                                           int32_t minColumn,
+                                           int32_t maxColumn,
+                                           FX_BOOL leftToRight,
+                                           int32_t codewordStartColumn,
+                                           int32_t imageRow);
+  static FX_BOOL checkCodewordSkew(int32_t codewordSize,
+                                   int32_t minCodewordWidth,
+                                   int32_t maxCodewordWidth);
+  static CBC_CommonDecoderResult* decodeCodewords(CFX_Int32Array& codewords,
+                                                  int32_t ecLevel,
+                                                  CFX_Int32Array& erasures,
+                                                  int32_t& e);
+  static int32_t correctErrors(CFX_Int32Array& codewords,
+                               CFX_Int32Array& erasures,
+                               int32_t numECCodewords,
+                               int32_t& e);
+  static void verifyCodewordCount(CFX_Int32Array& codewords,
+                                  int32_t numECCodewords,
+                                  int32_t& e);
+  static CFX_Int32Array* getBitCountForCodeword(int32_t codeword);
+  static int32_t getCodewordBucketNumber(int32_t codeword);
+  static int32_t getCodewordBucketNumber(CFX_Int32Array& moduleBitCount);
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417SCANNINGDECODER_H_
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Writer.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Writer.cpp
new file mode 100644
index 0000000..765c1d6
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Writer.cpp
@@ -0,0 +1,115 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Writer.h"
+
+CBC_PDF417Writer::CBC_PDF417Writer() {
+  m_bFixedSize = FALSE;
+}
+CBC_PDF417Writer::~CBC_PDF417Writer() {
+  m_bTruncated = TRUE;
+}
+FX_BOOL CBC_PDF417Writer::SetErrorCorrectionLevel(int32_t level) {
+  if (level < 0 || level > 8) {
+    return FALSE;
+  }
+  m_iCorrectLevel = level;
+  return TRUE;
+}
+void CBC_PDF417Writer::SetTruncated(FX_BOOL truncated) {
+  m_bTruncated = truncated;
+}
+uint8_t* CBC_PDF417Writer::Encode(const CFX_WideString& contents,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  CBC_PDF417 encoder;
+  int32_t col = (m_Width / m_ModuleWidth - 69) / 17;
+  int32_t row = m_Height / (m_ModuleWidth * 20);
+  if (row >= 3 && row <= 90 && col >= 1 && col <= 30) {
+    encoder.setDimensions(col, col, row, row);
+  } else if (col >= 1 && col <= 30) {
+    encoder.setDimensions(col, col, 90, 3);
+  } else if (row >= 3 && row <= 90) {
+    encoder.setDimensions(30, 1, row, row);
+  }
+  encoder.generateBarcodeLogic(contents, m_iCorrectLevel, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t lineThickness = 2;
+  int32_t aspectRatio = 4;
+  CBC_BarcodeMatrix* barcodeMatrix = encoder.getBarcodeMatrix();
+  CFX_ByteArray originalScale;
+  originalScale.Copy(barcodeMatrix->getScaledMatrix(
+      lineThickness, aspectRatio * lineThickness));
+  int32_t width = outWidth;
+  int32_t height = outHeight;
+  outWidth = barcodeMatrix->getWidth();
+  outHeight = barcodeMatrix->getHeight();
+  FX_BOOL rotated = FALSE;
+  if ((height > width) ^ (outWidth < outHeight)) {
+    rotateArray(originalScale, outHeight, outWidth);
+    rotated = TRUE;
+    int32_t temp = outHeight;
+    outHeight = outWidth;
+    outWidth = temp;
+  }
+  int32_t scaleX = width / outWidth;
+  int32_t scaleY = height / outHeight;
+  int32_t scale;
+  if (scaleX < scaleY) {
+    scale = scaleX;
+  } else {
+    scale = scaleY;
+  }
+  if (scale > 1) {
+    originalScale.RemoveAll();
+    originalScale.Copy(barcodeMatrix->getScaledMatrix(
+        scale * lineThickness, scale * aspectRatio * lineThickness));
+    if (rotated) {
+      rotateArray(originalScale, outHeight, outWidth);
+      int32_t temp = outHeight;
+      outHeight = outWidth;
+      outWidth = temp;
+    }
+  }
+  uint8_t* result = FX_Alloc2D(uint8_t, outHeight, outWidth);
+  FXSYS_memcpy(result, originalScale.GetData(), outHeight * outWidth);
+  return result;
+}
+void CBC_PDF417Writer::rotateArray(CFX_ByteArray& bitarray,
+                                   int32_t height,
+                                   int32_t width) {
+  CFX_ByteArray temp;
+  temp.Copy(bitarray);
+  for (int32_t ii = 0; ii < height; ii++) {
+    int32_t inverseii = height - ii - 1;
+    for (int32_t jj = 0; jj < width; jj++) {
+      bitarray[jj * height + inverseii] = temp[ii * width + jj];
+    }
+  }
+}
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Writer.h b/xfa/fxbarcode/pdf417/BC_PDF417Writer.h
new file mode 100644
index 0000000..f92f57b
--- /dev/null
+++ b/xfa/fxbarcode/pdf417/BC_PDF417Writer.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_PDF417_BC_PDF417WRITER_H_
+#define XFA_FXBARCODE_PDF417_BC_PDF417WRITER_H_
+
+class CBC_TwoDimWriter;
+class CBC_PDF417Writer;
+class CBC_PDF417Writer : public CBC_TwoDimWriter {
+ public:
+  CBC_PDF417Writer();
+  virtual ~CBC_PDF417Writer();
+  uint8_t* Encode(const CFX_WideString& contents,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  FX_BOOL SetErrorCorrectionLevel(int32_t level);
+  void SetTruncated(FX_BOOL truncated);
+
+ private:
+  void rotateArray(CFX_ByteArray& bitarray, int32_t width, int32_t height);
+  FX_BOOL m_bTruncated;
+};
+
+#endif  // XFA_FXBARCODE_PDF417_BC_PDF417WRITER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_FinderPatternInfo.cpp b/xfa/fxbarcode/qrcode/BC_FinderPatternInfo.cpp
new file mode 100644
index 0000000..25dc28b
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_FinderPatternInfo.cpp
@@ -0,0 +1,41 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/qrcode/BC_FinderPatternInfo.h"
+#include "xfa/fxbarcode/qrcode/BC_QRFinderPattern.h"
+
+CBC_QRFinderPatternInfo::CBC_QRFinderPatternInfo(CFX_PtrArray* patternCenters) {
+  m_bottomLeft = (CBC_QRFinderPattern*)(*patternCenters)[0];
+  m_topLeft = (CBC_QRFinderPattern*)(*patternCenters)[1];
+  m_topRight = (CBC_QRFinderPattern*)(*patternCenters)[2];
+}
+CBC_QRFinderPatternInfo::~CBC_QRFinderPatternInfo() {}
+CBC_QRFinderPattern* CBC_QRFinderPatternInfo::GetBottomLeft() {
+  return m_bottomLeft;
+}
+CBC_QRFinderPattern* CBC_QRFinderPatternInfo::GetTopLeft() {
+  return m_topLeft;
+}
+CBC_QRFinderPattern* CBC_QRFinderPatternInfo::GetTopRight() {
+  return m_topRight;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_FinderPatternInfo.h b/xfa/fxbarcode/qrcode/BC_FinderPatternInfo.h
new file mode 100644
index 0000000..0acb106
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_FinderPatternInfo.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_FINDERPATTERNINFO_H_
+#define XFA_FXBARCODE_QRCODE_BC_FINDERPATTERNINFO_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_QRFinderPattern;
+
+class CBC_QRFinderPatternInfo {
+ private:
+  CBC_QRFinderPattern* m_bottomLeft;
+  CBC_QRFinderPattern* m_topLeft;
+  CBC_QRFinderPattern* m_topRight;
+
+ public:
+  CBC_QRFinderPatternInfo(CFX_PtrArray* patternCenters);
+  virtual ~CBC_QRFinderPatternInfo();
+  CBC_QRFinderPattern* GetBottomLeft();
+  CBC_QRFinderPattern* GetTopLeft();
+  CBC_QRFinderPattern* GetTopRight();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_FINDERPATTERNINFO_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.cpp b/xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.cpp
new file mode 100644
index 0000000..4d5a36e
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.cpp
@@ -0,0 +1,49 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.h"
+
+CBC_QRAlignmentPattern::CBC_QRAlignmentPattern(FX_FLOAT posX,
+                                               FX_FLOAT posY,
+                                               FX_FLOAT estimateModuleSize)
+    : CBC_ResultPoint(posX, posY), m_moduleSize(estimateModuleSize) {}
+CBC_QRAlignmentPattern::~CBC_QRAlignmentPattern() {}
+FX_FLOAT CBC_QRAlignmentPattern::GetX() {
+  return m_x;
+}
+FX_FLOAT CBC_QRAlignmentPattern::GetY() {
+  return m_y;
+}
+FX_BOOL CBC_QRAlignmentPattern::AboutEquals(FX_FLOAT moduleSize,
+                                            FX_FLOAT i,
+                                            FX_FLOAT j) {
+  if ((FXSYS_fabs(i - GetY()) <= moduleSize) &&
+      (FXSYS_fabs(j - GetX()) <= moduleSize)) {
+    FX_FLOAT moduleSizeDiff = FXSYS_fabs(moduleSize - m_moduleSize);
+    return (moduleSizeDiff <= 1.0f) || (moduleSizeDiff / m_moduleSize <= 1.0f);
+  }
+  return FALSE;
+}
+CBC_QRAlignmentPattern* CBC_QRAlignmentPattern::Clone() {
+  return new CBC_QRAlignmentPattern(m_x, m_y, m_moduleSize);
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.h b/xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.h
new file mode 100644
index 0000000..9a4e80c
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.h
@@ -0,0 +1,25 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERN_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERN_H_
+class CBC_ResultPoint;
+class CBC_QRAlignmentPattern : public CBC_ResultPoint {
+ private:
+  FX_FLOAT m_moduleSize;
+
+ public:
+  CBC_QRAlignmentPattern(FX_FLOAT posX,
+                         FX_FLOAT posY,
+                         FX_FLOAT estimateModuleSize);
+  virtual ~CBC_QRAlignmentPattern();
+  FX_BOOL AboutEquals(FX_FLOAT moduleSize, FX_FLOAT i, FX_FLOAT j);
+  FX_FLOAT GetX();
+  FX_FLOAT GetY();
+  CBC_QRAlignmentPattern* Clone();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERN_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.cpp b/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.cpp
new file mode 100644
index 0000000..8c462bf
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.cpp
@@ -0,0 +1,200 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRAlignmentPattern.h"
+#include "xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h"
+
+CBC_QRAlignmentPatternFinder::CBC_QRAlignmentPatternFinder(
+    CBC_CommonBitMatrix* image,
+    int32_t startX,
+    int32_t startY,
+    int32_t width,
+    int32_t height,
+    FX_FLOAT moduleSize)
+    : m_image(image),
+      m_startX(startX),
+      m_startY(startY),
+      m_width(width),
+      m_height(height),
+      m_moduleSize(moduleSize) {
+  m_crossCheckStateCount.SetSize(3);
+}
+CBC_QRAlignmentPatternFinder::~CBC_QRAlignmentPatternFinder() {
+  for (int32_t i = 0; i < m_possibleCenters.GetSize(); i++) {
+    delete (CBC_QRAlignmentPattern*)m_possibleCenters[i];
+  }
+  m_possibleCenters.RemoveAll();
+}
+CBC_QRAlignmentPattern* CBC_QRAlignmentPatternFinder::Find(int32_t& e) {
+  int32_t startX = m_startX;
+  int32_t height = m_height;
+  int32_t maxJ = startX + m_width;
+  int32_t middleI = m_startY + (height >> 1);
+  CFX_Int32Array stateCount;
+  stateCount.SetSize(3);
+  for (int32_t iGen = 0; iGen < height; iGen++) {
+    int32_t i =
+        middleI + ((iGen & 0x01) == 0 ? ((iGen + 1) >> 1) : -((iGen + 1) >> 1));
+    stateCount[0] = 0;
+    stateCount[1] = 0;
+    stateCount[2] = 0;
+    int32_t j = startX;
+    while (j < maxJ && !m_image->Get(j, i)) {
+      j++;
+    }
+    int32_t currentState = 0;
+    while (j < maxJ) {
+      if (m_image->Get(j, i)) {
+        if (currentState == 1) {
+          stateCount[currentState]++;
+        } else {
+          if (currentState == 2) {
+            if (FoundPatternCross(stateCount)) {
+              CBC_QRAlignmentPattern* confirmed =
+                  HandlePossibleCenter(stateCount, i, j);
+              if (confirmed) {
+                return confirmed;
+              }
+            }
+            stateCount[0] = stateCount[2];
+            stateCount[1] = 1;
+            stateCount[2] = 0;
+            currentState = 1;
+          } else {
+            stateCount[++currentState]++;
+          }
+        }
+      } else {
+        if (currentState == 1) {
+          currentState++;
+        }
+        stateCount[currentState]++;
+      }
+      j++;
+    }
+    if (FoundPatternCross(stateCount)) {
+      CBC_QRAlignmentPattern* confirmed =
+          HandlePossibleCenter(stateCount, i, maxJ);
+      if (confirmed) {
+        return confirmed;
+      }
+    }
+  }
+  if (m_possibleCenters.GetSize() != 0) {
+    return ((CBC_QRAlignmentPattern*)(m_possibleCenters[0]))->Clone();
+  }
+  e = BCExceptionRead;
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return NULL;
+}
+FX_FLOAT CBC_QRAlignmentPatternFinder::CenterFromEnd(
+    const CFX_Int32Array& stateCount,
+    int32_t end) {
+  return (FX_FLOAT)(end - stateCount[2]) - stateCount[1] / 2.0f;
+}
+FX_BOOL CBC_QRAlignmentPatternFinder::FoundPatternCross(
+    const CFX_Int32Array& stateCount) {
+  FX_FLOAT moduleSize = m_moduleSize;
+  FX_FLOAT maxVariance = moduleSize / 2.0f;
+  for (int32_t i = 0; i < 3; i++) {
+    if (fabs(moduleSize - stateCount[i]) >= maxVariance) {
+      return false;
+    }
+  }
+  return TRUE;
+}
+FX_FLOAT CBC_QRAlignmentPatternFinder::CrossCheckVertical(
+    int32_t startI,
+    int32_t centerJ,
+    int32_t maxCount,
+    int32_t originalStateCountTotal) {
+  int32_t maxI = m_image->GetHeight();
+  CFX_Int32Array stateCount;
+  stateCount.Copy(m_crossCheckStateCount);
+  stateCount[0] = 0;
+  stateCount[1] = 0;
+  stateCount[2] = 0;
+  int32_t i = startI;
+  while (i >= 0 && m_image->Get(centerJ, i) && stateCount[1] <= maxCount) {
+    stateCount[1]++;
+    i--;
+  }
+  if (i < 0 || stateCount[1] > maxCount) {
+    return FXSYS_nan();
+  }
+  while (i >= 0 && !m_image->Get(centerJ, i) && stateCount[0] <= maxCount) {
+    stateCount[0]++;
+    i--;
+  }
+  if (stateCount[0] > maxCount) {
+    return FXSYS_nan();
+  }
+  i = startI + 1;
+  while (i < maxI && m_image->Get(centerJ, i) && stateCount[1] <= maxCount) {
+    stateCount[1]++;
+    i++;
+  }
+  if (i == maxI || stateCount[1] > maxCount) {
+    return FXSYS_nan();
+  }
+  while (i < maxI && !m_image->Get(centerJ, i) && stateCount[2] <= maxCount) {
+    stateCount[2]++;
+    i++;
+  }
+  if (stateCount[2] > maxCount) {
+    return FXSYS_nan();
+  }
+  int32_t stateCountTotal = stateCount[0] + stateCount[1] + stateCount[2];
+  if (5 * abs(stateCountTotal - originalStateCountTotal) >=
+      originalStateCountTotal) {
+    return FXSYS_nan();
+  }
+  return FoundPatternCross(stateCount) ? CenterFromEnd(stateCount, i)
+                                       : FXSYS_nan();
+}
+CBC_QRAlignmentPattern* CBC_QRAlignmentPatternFinder::HandlePossibleCenter(
+    const CFX_Int32Array& stateCount,
+    int32_t i,
+    int32_t j) {
+  int32_t stateCountTotal = stateCount[0] + stateCount[1] + stateCount[2];
+  FX_FLOAT centerJ = CenterFromEnd(stateCount, j);
+  FX_FLOAT centerI = CrossCheckVertical(i, (int32_t)centerJ, 2 * stateCount[1],
+                                        stateCountTotal);
+  if (!FXSYS_isnan(centerI)) {
+    FX_FLOAT estimatedModuleSize =
+        (FX_FLOAT)(stateCount[0] + stateCount[1] + stateCount[2]) / 3.0f;
+    int32_t max = m_possibleCenters.GetSize();
+    for (int32_t index = 0; index < max; index++) {
+      CBC_QRAlignmentPattern* center =
+          (CBC_QRAlignmentPattern*)(m_possibleCenters[index]);
+      if (center->AboutEquals(estimatedModuleSize, centerI, centerJ)) {
+        return new CBC_QRAlignmentPattern(centerJ, centerI,
+                                          estimatedModuleSize);
+      }
+    }
+    m_possibleCenters.Add(
+        new CBC_QRAlignmentPattern(centerJ, centerI, estimatedModuleSize));
+  }
+  return NULL;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h b/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h
new file mode 100644
index 0000000..0b1a2a7
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h
@@ -0,0 +1,47 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/utils.h"
+
+class CBC_CommonBitMatrix;
+class CBC_QRAlignmentPattern;
+
+class CBC_QRAlignmentPatternFinder {
+ private:
+  CBC_CommonBitMatrix* m_image;
+  CFX_PtrArray m_possibleCenters;
+  int32_t m_startX;
+  int32_t m_startY;
+  int32_t m_width;
+  int32_t m_height;
+  FX_FLOAT m_moduleSize;
+  CFX_Int32Array m_crossCheckStateCount;
+
+ public:
+  CBC_QRAlignmentPatternFinder(CBC_CommonBitMatrix* image,
+                               int32_t startX,
+                               int32_t startY,
+                               int32_t width,
+                               int32_t height,
+                               FX_FLOAT moduleSize);
+  virtual ~CBC_QRAlignmentPatternFinder();
+  FX_BOOL FoundPatternCross(const CFX_Int32Array& stateCount);
+  FX_FLOAT CrossCheckVertical(int32_t startI,
+                              int32_t startJ,
+                              int32_t maxCount,
+                              int32_t originalStateCountTotal);
+  CBC_QRAlignmentPattern* Find(int32_t& e);
+  CBC_QRAlignmentPattern* HandlePossibleCenter(const CFX_Int32Array& stateCount,
+                                               int32_t i,
+                                               int32_t j);
+  static FX_FLOAT CenterFromEnd(const CFX_Int32Array& stateCount, int32_t end);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.cpp b/xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.cpp
new file mode 100644
index 0000000..5380358
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.cpp
@@ -0,0 +1,183 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDataMask.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_QRBitMatrixParser::CBC_QRBitMatrixParser() {}
+void CBC_QRBitMatrixParser::Init(CBC_CommonBitMatrix* bitMatrix, int32_t& e) {
+  m_dimension = bitMatrix->GetDimension(e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  m_tempBitMatrix = bitMatrix;
+  if (m_dimension < 21 || (m_dimension & 0x03) != 1) {
+    e = BCExceptionRead;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  m_bitMatrix = m_tempBitMatrix;
+  m_parsedFormatInfo = NULL;
+  m_version = NULL;
+}
+CBC_QRBitMatrixParser::~CBC_QRBitMatrixParser() {
+  delete m_parsedFormatInfo;
+}
+CBC_QRCoderFormatInformation* CBC_QRBitMatrixParser::ReadFormatInformation(
+    int32_t& e) {
+  if (m_parsedFormatInfo) {
+    return m_parsedFormatInfo;
+  }
+  int32_t formatInfoBits = 0;
+  int32_t j;
+  for (j = 0; j < 6; j++) {
+    formatInfoBits = CopyBit(8, j, formatInfoBits);
+  }
+  formatInfoBits = CopyBit(8, 7, formatInfoBits);
+  formatInfoBits = CopyBit(8, 8, formatInfoBits);
+  formatInfoBits = CopyBit(7, 8, formatInfoBits);
+  for (int32_t i = 5; i >= 0; i--) {
+    formatInfoBits = CopyBit(i, 8, formatInfoBits);
+  }
+  m_parsedFormatInfo =
+      CBC_QRCoderFormatInformation::DecodeFormatInformation(formatInfoBits);
+  if (m_parsedFormatInfo) {
+    return m_parsedFormatInfo;
+  }
+  int32_t dimension = m_bitMatrix->GetDimension(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  formatInfoBits = 0;
+  int32_t iMin = dimension - 8;
+  for (j = dimension - 1; j >= iMin; j--) {
+    formatInfoBits = CopyBit(j, 8, formatInfoBits);
+  }
+  for (int32_t k = dimension - 7; k < dimension; k++) {
+    formatInfoBits = CopyBit(8, k, formatInfoBits);
+  }
+  m_parsedFormatInfo =
+      CBC_QRCoderFormatInformation::DecodeFormatInformation(formatInfoBits);
+  if (m_parsedFormatInfo) {
+    return m_parsedFormatInfo;
+  }
+  e = BCExceptionRead;
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return NULL;
+}
+CBC_QRCoderVersion* CBC_QRBitMatrixParser::ReadVersion(int32_t& e) {
+  if (m_version) {
+    return m_version;
+  }
+  int32_t dimension = m_bitMatrix->GetDimension(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t provisionVersion = (dimension - 17) >> 2;
+  if (provisionVersion <= 6) {
+    CBC_QRCoderVersion* qrv =
+        CBC_QRCoderVersion::GetVersionForNumber(provisionVersion, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return qrv;
+  }
+  int32_t versionBits = 0;
+  for (int32_t i = 5; i >= 0; i--) {
+    int32_t jMin = dimension - 11;
+    for (int32_t j = dimension - 9; j >= jMin; j--) {
+      versionBits = CopyBit(i, j, versionBits);
+    }
+  }
+  m_version = CBC_QRCoderVersion::DecodeVersionInformation(versionBits, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  if (m_version && m_version->GetDimensionForVersion() == dimension) {
+    return m_version;
+  }
+  versionBits = 0;
+  for (int32_t j = 5; j >= 0; j--) {
+    int32_t iMin = dimension - 11;
+    for (int32_t i = dimension - 9; i >= iMin; i--) {
+      versionBits = CopyBit(i, j, versionBits);
+    }
+  }
+  m_version = CBC_QRCoderVersion::DecodeVersionInformation(versionBits, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  if (m_version && m_version->GetDimensionForVersion() == dimension) {
+    return m_version;
+  }
+  e = BCExceptionRead;
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return NULL;
+}
+int32_t CBC_QRBitMatrixParser::CopyBit(int32_t i,
+                                       int32_t j,
+                                       int32_t versionBits) {
+  return m_bitMatrix->Get(j, i) ? (versionBits << 1) | 0x1 : versionBits << 1;
+}
+CFX_ByteArray* CBC_QRBitMatrixParser::ReadCodewords(int32_t& e) {
+  CBC_QRCoderFormatInformation* formatInfo = ReadFormatInformation(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL) CBC_QRCoderVersion* version =
+      ReadVersion(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_QRDataMask* dataMask =
+      CBC_QRDataMask::ForReference((int32_t)(formatInfo->GetDataMask()), e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t dimension = m_bitMatrix->GetDimension(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  dataMask->UnmaskBitMatirx(m_bitMatrix, dimension);
+  std::unique_ptr<CBC_CommonBitMatrix> functionPattern(
+      version->BuildFunctionPattern(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  FX_BOOL readingUp = TRUE;
+  std::unique_ptr<CFX_ByteArray> result(new CFX_ByteArray);
+  result->SetSize(version->GetTotalCodeWords());
+  int32_t resultOffset = 0;
+  int32_t currentByte = 0;
+  int32_t bitsRead = 0;
+  for (int32_t j = dimension - 1; j > 0; j -= 2) {
+    if (j == 6) {
+      j--;
+    }
+    for (int32_t count = 0; count < dimension; count++) {
+      int32_t i = readingUp ? dimension - 1 - count : count;
+      for (int32_t col = 0; col < 2; col++) {
+        if (!functionPattern->Get(j - col, i)) {
+          bitsRead++;
+          currentByte <<= 1;
+          if (m_bitMatrix->Get(j - col, i)) {
+            currentByte |= 1;
+          }
+          if (bitsRead == 8) {
+            (*result)[resultOffset++] = (uint8_t)currentByte;
+            bitsRead = 0;
+            currentByte = 0;
+          }
+        }
+      }
+    }
+    readingUp ^= TRUE;
+  }
+  if (resultOffset != version->GetTotalCodeWords()) {
+    e = BCExceptionRead;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return result.release();
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.h b/xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.h
new file mode 100644
index 0000000..6bb1064
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRBITMATRIXPARSER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRBITMATRIXPARSER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+class CBC_QRCoderVersion;
+class CBC_QRCoderFormatInformation;
+
+class CBC_QRBitMatrixParser {
+ private:
+  CBC_CommonBitMatrix* m_bitMatrix;
+  CBC_CommonBitMatrix* m_tempBitMatrix;
+  CBC_QRCoderVersion* m_version;
+  CBC_QRCoderFormatInformation* m_parsedFormatInfo;
+  int32_t m_dimension;
+
+ public:
+  CBC_QRBitMatrixParser();
+  virtual ~CBC_QRBitMatrixParser();
+  CBC_QRCoderFormatInformation* ReadFormatInformation(int32_t& e);
+  CBC_QRCoderVersion* ReadVersion(int32_t& e);
+  int32_t CopyBit(int32_t i, int32_t j, int32_t versionBits);
+  CFX_ByteArray* ReadCodewords(int32_t& e);
+  virtual void Init(CBC_CommonBitMatrix* bitMatrix, int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRBITMATRIXPARSER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCodeReader.cpp b/xfa/fxbarcode/qrcode/BC_QRCodeReader.cpp
new file mode 100644
index 0000000..716b6c1
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCodeReader.cpp
@@ -0,0 +1,108 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCodeReader.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/BC_Binarizer.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderDecoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDataMask.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetector.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetectorResult.h"
+
+CBC_QRCodeReader::CBC_QRCodeReader() : m_decoder(NULL) {}
+void CBC_QRCodeReader::Init() {
+  m_decoder = new CBC_QRCoderDecoder;
+  m_decoder->Init();
+}
+CBC_QRCodeReader::~CBC_QRCodeReader() {
+  delete m_decoder;
+}
+CFX_ByteString CBC_QRCodeReader::Decode(CBC_BinaryBitmap* image,
+                                        int32_t hints,
+                                        int32_t& e) {
+  CBC_CommonBitMatrix* matrix = image->GetMatrix(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CBC_QRDetector detector(matrix);
+  std::unique_ptr<CBC_QRDetectorResult> detectorResult(
+      detector.Detect(hints, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  std::unique_ptr<CBC_CommonDecoderResult> decodeResult(
+      m_decoder->Decode(detectorResult->GetBits(), 0, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return (decodeResult->GetText());
+}
+CFX_ByteString CBC_QRCodeReader::Decode(const CFX_WideString& filename,
+                                        int32_t hints,
+                                        int32_t byteModeDecode,
+                                        int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(filename);
+  source.Init(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString bs = Decode(&bitmap, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
+CFX_ByteString CBC_QRCodeReader::Decode(CFX_DIBitmap* pBitmap,
+                                        int32_t hints,
+                                        int32_t byteModeDecode,
+                                        int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString bs = Decode(&bitmap, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
+CFX_ByteString CBC_QRCodeReader::Decode(CBC_BinaryBitmap* image, int32_t& e) {
+  CFX_ByteString bs = Decode(image, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
+void CBC_QRCodeReader::ReleaseAll() {
+  if (CBC_ReedSolomonGF256::QRCodeFild) {
+    delete CBC_ReedSolomonGF256::QRCodeFild;
+    CBC_ReedSolomonGF256::QRCodeFild = NULL;
+  }
+  if (CBC_ReedSolomonGF256::DataMatrixField) {
+    delete CBC_ReedSolomonGF256::DataMatrixField;
+    CBC_ReedSolomonGF256::DataMatrixField = NULL;
+  }
+  CBC_QRCoderMode::Destroy();
+  CBC_QRCoderErrorCorrectionLevel::Destroy();
+  CBC_QRDataMask::Destroy();
+  CBC_QRCoderVersion::Destroy();
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCodeReader.h b/xfa/fxbarcode/qrcode/BC_QRCodeReader.h
new file mode 100644
index 0000000..72dd453
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCodeReader.h
@@ -0,0 +1,40 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODEREADER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODEREADER_H_
+
+#include <stdint.h>
+
+#include "core/include/fxcrt/fx_string.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+
+class CBC_BinaryBitmap;
+class CBC_QRCoderDecoder;
+class CFX_DIBitmap;
+
+class CBC_QRCodeReader : public CBC_Reader {
+ private:
+  CBC_QRCoderDecoder* m_decoder;
+
+ public:
+  CBC_QRCodeReader();
+  virtual ~CBC_QRCodeReader();
+  CFX_ByteString Decode(CFX_DIBitmap* pBitmap,
+                        int32_t hints,
+                        int32_t byteModeDecode,
+                        int32_t& e);
+  CFX_ByteString Decode(const CFX_WideString& filename,
+                        int32_t hints,
+                        int32_t byteModeDecode,
+                        int32_t& e);
+  static void ReleaseAll();
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t hints, int32_t& e);
+  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t& e);
+  virtual void Init();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODEREADER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCodeWriter.cpp b/xfa/fxbarcode/qrcode/BC_QRCodeWriter.cpp
new file mode 100644
index 0000000..cd4340e
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCodeWriter.cpp
@@ -0,0 +1,107 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCodeReader.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCodeWriter.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderEncoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+
+CBC_QRCodeWriter::CBC_QRCodeWriter() {
+  m_bFixedSize = TRUE;
+  m_iCorrectLevel = 1;
+  m_iVersion = 0;
+}
+CBC_QRCodeWriter::~CBC_QRCodeWriter() {}
+void CBC_QRCodeWriter::ReleaseAll() {
+  CBC_QRCodeReader::ReleaseAll();
+}
+FX_BOOL CBC_QRCodeWriter::SetVersion(int32_t version) {
+  if (version < 0 || version > 40) {
+    return FALSE;
+  }
+  m_iVersion = version;
+  return TRUE;
+}
+FX_BOOL CBC_QRCodeWriter::SetErrorCorrectionLevel(int32_t level) {
+  if (level < 0 || level > 3) {
+    return FALSE;
+  }
+  m_iCorrectLevel = level;
+  return TRUE;
+}
+uint8_t* CBC_QRCodeWriter::Encode(const CFX_WideString& contents,
+                                  int32_t ecLevel,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  CBC_QRCoderErrorCorrectionLevel* ec = NULL;
+  switch (ecLevel) {
+    case 0:
+      ec = CBC_QRCoderErrorCorrectionLevel::L;
+      break;
+    case 1:
+      ec = CBC_QRCoderErrorCorrectionLevel::M;
+      break;
+    case 2:
+      ec = CBC_QRCoderErrorCorrectionLevel::Q;
+      break;
+    case 3:
+      ec = CBC_QRCoderErrorCorrectionLevel::H;
+      break;
+    default: {
+      e = BCExceptionUnSupportEclevel;
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+  }
+  CBC_QRCoder qr;
+  if (m_iVersion > 0 && m_iVersion < 41) {
+    CFX_ByteString byteStr = contents.UTF8Encode();
+    CBC_QRCoderEncoder::Encode(byteStr, ec, &qr, e, m_iVersion);
+  } else {
+    CBC_QRCoderEncoder::Encode(contents, ec, &qr, e);
+  }
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  outWidth = qr.GetMatrixWidth();
+  outHeight = qr.GetMatrixWidth();
+  uint8_t* result = FX_Alloc2D(uint8_t, outWidth, outHeight);
+  FXSYS_memcpy(result, qr.GetMatrix()->GetArray(), outWidth * outHeight);
+  return result;
+}
+uint8_t* CBC_QRCodeWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t hints,
+                                  int32_t& e) {
+  return NULL;
+}
+uint8_t* CBC_QRCodeWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  return NULL;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCodeWriter.h b/xfa/fxbarcode/qrcode/BC_QRCodeWriter.h
new file mode 100644
index 0000000..c68c6c0
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCodeWriter.h
@@ -0,0 +1,41 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODEWRITER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODEWRITER_H_
+
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+
+class CBC_TwoDimWriter;
+class CBC_QRCodeWriter : public CBC_TwoDimWriter {
+ public:
+  CBC_QRCodeWriter();
+  virtual ~CBC_QRCodeWriter();
+  uint8_t* Encode(const CFX_WideString& contents,
+                  int32_t ecLevel,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  FX_BOOL SetVersion(int32_t version);
+  FX_BOOL SetErrorCorrectionLevel(int32_t level);
+  static void ReleaseAll();
+
+ private:
+  int32_t m_iVersion;
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODEWRITER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoder.cpp b/xfa/fxbarcode/qrcode/BC_QRCoder.cpp
new file mode 100644
index 0000000..9e9ad06
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoder.cpp
@@ -0,0 +1,124 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_QRCoder::CBC_QRCoder() {
+  m_mode = NULL;
+  m_ecLevel = NULL;
+  m_version = -1;
+  m_matrixWidth = -1;
+  m_maskPattern = -1;
+  m_numTotalBytes = -1;
+  m_numDataBytes = -1;
+  m_numECBytes = -1;
+  m_numRSBlocks = -1;
+  m_matrix = NULL;
+}
+CBC_QRCoder::~CBC_QRCoder() {
+  delete m_matrix;
+}
+CBC_QRCoderMode* CBC_QRCoder::GetMode() {
+  return m_mode;
+}
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoder::GetECLevel() {
+  return m_ecLevel;
+}
+int32_t CBC_QRCoder::GetVersion() {
+  return m_version;
+}
+int32_t CBC_QRCoder::GetMatrixWidth() {
+  return m_matrixWidth;
+}
+int32_t CBC_QRCoder::GetMaskPattern() {
+  return m_maskPattern;
+}
+int32_t CBC_QRCoder::GetNumTotalBytes() {
+  return m_numTotalBytes;
+}
+int32_t CBC_QRCoder::GetNumDataBytes() {
+  return m_numDataBytes;
+}
+int32_t CBC_QRCoder::GetNumECBytes() {
+  return m_numECBytes;
+}
+int32_t CBC_QRCoder::GetNumRSBlocks() {
+  return m_numRSBlocks;
+}
+CBC_CommonByteMatrix* CBC_QRCoder::GetMatrix() {
+  return m_matrix;
+}
+int32_t CBC_QRCoder::At(int32_t x, int32_t y, int32_t& e) {
+  int32_t value = m_matrix->Get(x, y);
+  if (!(value == 0 || value == 1)) {
+    e = BCExceptionValueMustBeEither0or1;
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  }
+  return value;
+}
+FX_BOOL CBC_QRCoder::IsValid() {
+  return m_mode && m_ecLevel && m_version != -1 && m_matrixWidth != -1 &&
+         m_maskPattern != -1 && m_numTotalBytes != -1 && m_numDataBytes != -1 &&
+         m_numECBytes != -1 && m_numRSBlocks != -1 &&
+         IsValidMaskPattern(m_maskPattern) &&
+         m_numTotalBytes == m_numDataBytes + m_numECBytes && m_matrix &&
+         m_matrixWidth == m_matrix->GetWidth() &&
+         m_matrix->GetWidth() == m_matrix->GetHeight();
+}
+void CBC_QRCoder::SetMode(CBC_QRCoderMode* value) {
+  m_mode = value;
+}
+void CBC_QRCoder::SetECLevel(CBC_QRCoderErrorCorrectionLevel* ecLevel) {
+  m_ecLevel = ecLevel;
+}
+void CBC_QRCoder::SetVersion(int32_t version) {
+  m_version = version;
+}
+void CBC_QRCoder::SetMatrixWidth(int32_t width) {
+  m_matrixWidth = width;
+}
+void CBC_QRCoder::SetMaskPattern(int32_t pattern) {
+  m_maskPattern = pattern;
+}
+void CBC_QRCoder::SetNumDataBytes(int32_t bytes) {
+  m_numDataBytes = bytes;
+}
+void CBC_QRCoder::SetNumTotalBytes(int32_t value) {
+  m_numTotalBytes = value;
+}
+void CBC_QRCoder::SetNumRSBlocks(int32_t block) {
+  m_numRSBlocks = block;
+}
+void CBC_QRCoder::SetNumECBytes(int32_t value) {
+  m_numECBytes = value;
+}
+FX_BOOL CBC_QRCoder::IsValidMaskPattern(int32_t maskPattern) {
+  return maskPattern >= 0 && maskPattern < NUM_MASK_PATTERNS;
+}
+void CBC_QRCoder::SetMatrix(CBC_CommonByteMatrix* value) {
+  m_matrix = value;
+}
+const int32_t CBC_QRCoder::NUM_MASK_PATTERNS = 8;
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoder.h b/xfa/fxbarcode/qrcode/BC_QRCoder.h
new file mode 100644
index 0000000..bbf7bd4
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoder.h
@@ -0,0 +1,57 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODER_H_
+
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRCoderMode;
+class CBC_CommonByteMatrix;
+
+class CBC_QRCoder {
+ private:
+  CBC_QRCoderMode* m_mode;
+  CBC_QRCoderErrorCorrectionLevel* m_ecLevel;
+  int32_t m_version;
+  int32_t m_matrixWidth;
+  int32_t m_maskPattern;
+  int32_t m_numTotalBytes;
+  int32_t m_numDataBytes;
+  int32_t m_numECBytes;
+  int32_t m_numRSBlocks;
+  CBC_CommonByteMatrix* m_matrix;
+
+ public:
+  static const int32_t NUM_MASK_PATTERNS;
+  CBC_QRCoder();
+  virtual ~CBC_QRCoder();
+  CBC_QRCoderMode* GetMode();
+  CBC_QRCoderErrorCorrectionLevel* GetECLevel();
+  int32_t GetVersion();
+  int32_t GetMatrixWidth();
+  int32_t GetMaskPattern();
+  int32_t GetNumTotalBytes();
+  int32_t GetNumDataBytes();
+  int32_t GetNumECBytes();
+  int32_t GetNumRSBlocks();
+  CBC_CommonByteMatrix* GetMatrix();
+  int32_t At(int32_t x, int32_t y, int32_t& e);
+  FX_BOOL IsValid();
+
+  void SetMode(CBC_QRCoderMode* value);
+  void SetECLevel(CBC_QRCoderErrorCorrectionLevel* ecLevel);
+  void SetVersion(int32_t version);
+  void SetMatrixWidth(int32_t width);
+  void SetMaskPattern(int32_t pattern);
+  void SetNumDataBytes(int32_t bytes);
+  void SetNumTotalBytes(int32_t value);
+  void SetNumECBytes(int32_t value);
+  void SetNumRSBlocks(int32_t block);
+  void SetMatrix(CBC_CommonByteMatrix* value);
+  static FX_BOOL IsValidMaskPattern(int32_t maskPattern);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderBitVector.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderBitVector.cpp
new file mode 100644
index 0000000..a225f61
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderBitVector.cpp
@@ -0,0 +1,124 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/include/fxcrt/fx_memory.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_QRCoderBitVector::CBC_QRCoderBitVector() {
+  m_sizeInBits = 0;
+  m_size = 32;
+}
+void CBC_QRCoderBitVector::Init() {
+  m_array = FX_Alloc(uint8_t, m_size);
+}
+CBC_QRCoderBitVector::~CBC_QRCoderBitVector() {
+  FX_Free(m_array);
+}
+void CBC_QRCoderBitVector::Clear() {
+  FX_Free(m_array);
+  m_sizeInBits = 0;
+  m_size = 32;
+  m_array = FX_Alloc(uint8_t, m_size);
+}
+int32_t CBC_QRCoderBitVector::At(int32_t index, int32_t& e) {
+  if (index < 0 || index >= m_sizeInBits) {
+    e = BCExceptionBadIndexException;
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  }
+  int32_t value = m_array[index >> 3] & 0xff;
+  return (value >> (7 - (index & 0x7))) & 1;
+}
+int32_t CBC_QRCoderBitVector::sizeInBytes() {
+  return (m_sizeInBits + 7) >> 3;
+}
+int32_t CBC_QRCoderBitVector::Size() {
+  return m_sizeInBits;
+}
+void CBC_QRCoderBitVector::AppendBit(int32_t bit, int32_t& e) {
+  if (!(bit == 0 || bit == 1)) {
+    e = BCExceptionBadValueException;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t numBitsInLastByte = m_sizeInBits & 0x7;
+  if (numBitsInLastByte == 0) {
+    AppendByte(0);
+    m_sizeInBits -= 8;
+  }
+  m_array[m_sizeInBits >> 3] |= (bit << (7 - numBitsInLastByte));
+  ++m_sizeInBits;
+}
+void CBC_QRCoderBitVector::AppendBits(int32_t value,
+                                      int32_t numBits,
+                                      int32_t& e) {
+  if (numBits < 0 || numBits > 32) {
+    e = BCExceptionBadNumBitsException;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t numBitsLeft = numBits;
+  while (numBitsLeft > 0) {
+    if ((m_sizeInBits & 0x7) == 0 && numBitsLeft >= 8) {
+      int32_t newByte = (value >> (numBitsLeft - 8)) & 0xff;
+      AppendByte(newByte);
+      numBitsLeft -= 8;
+    } else {
+      int32_t bit = (value >> (numBitsLeft - 1)) & 1;
+      AppendBit(bit, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      --numBitsLeft;
+    }
+  }
+}
+void CBC_QRCoderBitVector::AppendBitVector(CBC_QRCoderBitVector* bits,
+                                           int32_t& e) {
+  int32_t size = bits->Size();
+  for (int32_t i = 0; i < size; i++) {
+    int32_t num = bits->At(i, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    AppendBit(num, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e)
+  }
+}
+void CBC_QRCoderBitVector::XOR(CBC_QRCoderBitVector* other, int32_t& e) {
+  if (m_sizeInBits != other->Size()) {
+    e = BCExceptioncanNotOperatexorOperator;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t sizeInBytes = (m_sizeInBits + 7) >> 3;
+  for (int32_t i = 0; i < sizeInBytes; ++i) {
+    m_array[i] ^= (other->GetArray())[i];
+  }
+}
+uint8_t* CBC_QRCoderBitVector::GetArray() {
+  return m_array;
+}
+void CBC_QRCoderBitVector::AppendByte(int32_t value) {
+  if ((m_sizeInBits >> 3) == m_size) {
+    uint8_t* newArray = FX_Alloc(uint8_t, m_size << 1);
+    FXSYS_memcpy(newArray, m_array, m_size);
+    FX_Free(m_array);
+    m_array = newArray;
+    m_size = m_size << 1;
+  }
+  m_array[m_sizeInBits >> 3] = (uint8_t)value;
+  m_sizeInBits += 8;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h b/xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h
new file mode 100644
index 0000000..7742541
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERBITVECTOR_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERBITVECTOR_H_
+
+#include <stdint.h>
+
+class CBC_QRCoderBitVector {
+ private:
+  int32_t m_sizeInBits;
+  uint8_t* m_array;
+  int32_t m_size;
+
+  void AppendByte(int32_t value);
+
+ public:
+  CBC_QRCoderBitVector();
+  virtual ~CBC_QRCoderBitVector();
+  int32_t At(int32_t index, int32_t& e);
+  int32_t Size();
+  int32_t sizeInBytes();
+  void AppendBit(int32_t bit, int32_t& e);
+  void AppendBits(int32_t value, int32_t numBits, int32_t& e);
+  void AppendBitVector(CBC_QRCoderBitVector* bits, int32_t& e);
+  void XOR(CBC_QRCoderBitVector* other, int32_t& e);
+  uint8_t* GetArray();
+  void Clear();
+  virtual void Init();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERBITVECTOR_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.cpp
new file mode 100644
index 0000000..b8a032a
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.cpp
@@ -0,0 +1,41 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonByteArray.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.h"
+
+CBC_QRCoderBlockPair::CBC_QRCoderBlockPair(
+    CBC_CommonByteArray* data,
+    CBC_CommonByteArray* errorCorrection) {
+  m_dataBytes = data;
+  m_errorCorrectionBytes = errorCorrection;
+}
+CBC_QRCoderBlockPair::~CBC_QRCoderBlockPair() {
+  delete m_dataBytes;
+  delete m_errorCorrectionBytes;
+}
+CBC_CommonByteArray* CBC_QRCoderBlockPair::GetDataBytes() {
+  return m_dataBytes;
+}
+CBC_CommonByteArray* CBC_QRCoderBlockPair::GetErrorCorrectionBytes() {
+  return m_errorCorrectionBytes;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.h b/xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.h
new file mode 100644
index 0000000..5427436
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.h
@@ -0,0 +1,25 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERBLOCKPAIR_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERBLOCKPAIR_H_
+
+class CBC_CommonByteArray;
+class CBC_QRCoderBlockPair {
+ private:
+  CBC_CommonByteArray* m_dataBytes;
+  CBC_CommonByteArray* m_errorCorrectionBytes;
+
+ public:
+  CBC_QRCoderBlockPair(CBC_CommonByteArray* data,
+                       CBC_CommonByteArray* errorCorrection);
+  virtual ~CBC_QRCoderBlockPair();
+
+  CBC_CommonByteArray* GetDataBytes();
+  CBC_CommonByteArray* GetErrorCorrectionBytes();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERBLOCKPAIR_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp
new file mode 100644
index 0000000..1966146
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp
@@ -0,0 +1,129 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderDecoder.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDataBlock.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h"
+
+CBC_QRCoderDecoder::CBC_QRCoderDecoder() {
+  m_rsDecoder = NULL;
+}
+
+void CBC_QRCoderDecoder::Init() {
+  m_rsDecoder = new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::QRCodeFild);
+}
+CBC_QRCoderDecoder::~CBC_QRCoderDecoder() {
+  delete m_rsDecoder;
+}
+CBC_CommonDecoderResult* CBC_QRCoderDecoder::Decode(FX_BOOL* image,
+                                                    int32_t width,
+                                                    int32_t height,
+                                                    int32_t& e) {
+  CBC_CommonBitMatrix bits;
+  bits.Init(width);
+  for (int32_t i = 0; i < width; i++) {
+    for (int32_t j = 0; j < height; j++) {
+      if (image[i * width + j]) {
+        bits.Set(j, i);
+      }
+    }
+  }
+  CBC_CommonDecoderResult* cdr = Decode(&bits, height, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return cdr;
+}
+CBC_CommonDecoderResult* CBC_QRCoderDecoder::Decode(CBC_CommonBitMatrix* bits,
+                                                    int32_t byteModeDecode,
+                                                    int32_t& e) {
+  CBC_QRBitMatrixParser parser;
+  parser.Init(bits, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_QRCoderVersion* version = parser.ReadVersion(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_QRCoderFormatInformation* temp = parser.ReadFormatInformation(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_QRCoderErrorCorrectionLevel* ecLevel = temp->GetErrorCorrectionLevel();
+  std::unique_ptr<CFX_ByteArray> codewords(parser.ReadCodewords(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_PtrArray* dataBlocks =
+      CBC_QRDataBlock::GetDataBlocks(codewords.get(), version, ecLevel, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t totalBytes = 0;
+  for (int32_t i = 0; i < dataBlocks->GetSize(); i++) {
+    totalBytes += ((CBC_QRDataBlock*)((*dataBlocks)[i]))->GetNumDataCodewords();
+  }
+  CFX_ByteArray resultBytes;
+  for (int32_t j = 0; j < dataBlocks->GetSize(); j++) {
+    CBC_QRDataBlock* dataBlock = (CBC_QRDataBlock*)((*dataBlocks)[j]);
+    CFX_ByteArray* codewordBytes = dataBlock->GetCodewords();
+    int32_t numDataCodewords = dataBlock->GetNumDataCodewords();
+    CorrectErrors(codewordBytes, numDataCodewords, e);
+    if (e != BCExceptionNO) {
+      for (int32_t k = 0; k < dataBlocks->GetSize(); k++) {
+        delete (CBC_QRDataBlock*)(*dataBlocks)[k];
+      }
+      dataBlocks->RemoveAll();
+      delete dataBlocks;
+      dataBlocks = NULL;
+      return NULL;
+    }
+    for (int32_t i = 0; i < numDataCodewords; i++) {
+      resultBytes.Add((*codewordBytes)[i]);
+    }
+  }
+  for (int32_t k = 0; k < dataBlocks->GetSize(); k++) {
+    delete (CBC_QRDataBlock*)(*dataBlocks)[k];
+  }
+  dataBlocks->RemoveAll();
+  delete dataBlocks;
+  dataBlocks = NULL;
+  CBC_CommonDecoderResult* cdr = CBC_QRDecodedBitStreamParser::Decode(
+      &resultBytes, version, ecLevel, byteModeDecode, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return cdr;
+}
+void CBC_QRCoderDecoder::CorrectErrors(CFX_ByteArray* codewordBytes,
+                                       int32_t numDataCodewords,
+                                       int32_t& e) {
+  int32_t numCodewords = codewordBytes->GetSize();
+  CFX_Int32Array codewordsInts;
+  codewordsInts.SetSize(numCodewords);
+  for (int32_t i = 0; i < numCodewords; i++) {
+    codewordsInts[i] = (int32_t)((*codewordBytes)[i] & 0xff);
+  }
+  int32_t numECCodewords = codewordBytes->GetSize() - numDataCodewords;
+  m_rsDecoder->Decode(&codewordsInts, numECCodewords, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  for (int32_t k = 0; k < numDataCodewords; k++) {
+    (*codewordBytes)[k] = (uint8_t)codewordsInts[k];
+  }
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.h b/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.h
new file mode 100644
index 0000000..b6c381c
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.h
@@ -0,0 +1,37 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERDECODER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERDECODER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+class CBC_ReedSolomonDecoder;
+class CBC_CommonDecoderResult;
+
+class CBC_QRCoderDecoder {
+ private:
+  CBC_ReedSolomonDecoder* m_rsDecoder;
+
+ public:
+  CBC_QRCoderDecoder();
+  virtual ~CBC_QRCoderDecoder();
+
+  CBC_CommonDecoderResult* Decode(FX_BOOL* image,
+                                  int32_t width,
+                                  int32_t height,
+                                  int32_t& e);
+  CBC_CommonDecoderResult* Decode(CBC_CommonBitMatrix* bits,
+                                  int32_t byteModeDecode,
+                                  int32_t& e);
+  void CorrectErrors(CFX_ByteArray* codewordBytes,
+                     int32_t numDataCodewords,
+                     int32_t& e);
+  virtual void Init();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERDECODER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderECB.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderECB.cpp
new file mode 100644
index 0000000..2b5a2a6
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderECB.cpp
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECB.h"
+
+CBC_QRCoderECB::CBC_QRCoderECB(int32_t count, int32_t dataCodeWords) {
+  m_dataCodeWords = dataCodeWords;
+  m_count = count;
+}
+CBC_QRCoderECB::~CBC_QRCoderECB() {}
+int32_t CBC_QRCoderECB::GetCount() {
+  return m_count;
+}
+int32_t CBC_QRCoderECB::GetDataCodeWords() {
+  return m_dataCodeWords;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderECB.h b/xfa/fxbarcode/qrcode/BC_QRCoderECB.h
new file mode 100644
index 0000000..25b0b20
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderECB.h
@@ -0,0 +1,24 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERECB_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERECB_H_
+
+#include <stdint.h>
+
+class CBC_QRCoderECB {
+ private:
+  int32_t m_count;
+  int32_t m_dataCodeWords;
+
+ public:
+  CBC_QRCoderECB(int32_t count, int32_t dataCodeWords);
+  virtual ~CBC_QRCoderECB();
+  int32_t GetCount();
+  int32_t GetDataCodeWords();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERECB_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.cpp
new file mode 100644
index 0000000..eb6d194
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.cpp
@@ -0,0 +1,59 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECB.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+
+CBC_QRCoderECBlocks::CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock,
+                                         CBC_QRCoderECB* ecBlocks) {
+  m_ecCodeWordsPerBlock = ecCodeWordsPerBlock;
+  m_ecBlocks.Add(ecBlocks);
+}
+CBC_QRCoderECBlocks::CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock,
+                                         CBC_QRCoderECB* ecBlocks1,
+                                         CBC_QRCoderECB* ecBlocks2) {
+  m_ecCodeWordsPerBlock = ecCodeWordsPerBlock;
+  m_ecBlocks.Add(ecBlocks1);
+  m_ecBlocks.Add(ecBlocks2);
+}
+CBC_QRCoderECBlocks::~CBC_QRCoderECBlocks() {
+  for (int32_t i = 0; i < m_ecBlocks.GetSize(); i++) {
+    delete ((CBC_QRCoderECB*)(m_ecBlocks[i]));
+  }
+  m_ecBlocks.RemoveAll();
+}
+int32_t CBC_QRCoderECBlocks::GetECCodeWordsPerBlock() {
+  return m_ecCodeWordsPerBlock;
+}
+int32_t CBC_QRCoderECBlocks::GetNumBlocks() {
+  int32_t total = 0;
+  for (int32_t i = 0; i < m_ecBlocks.GetSize(); i++) {
+    total += ((CBC_QRCoderECB*)(m_ecBlocks[i]))->GetCount();
+  }
+  return total;
+}
+int32_t CBC_QRCoderECBlocks::GetTotalECCodeWords() {
+  return m_ecCodeWordsPerBlock * GetNumBlocks();
+}
+CFX_PtrArray* CBC_QRCoderECBlocks::GetECBlocks() {
+  return &m_ecBlocks;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h b/xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h
new file mode 100644
index 0000000..c1a5b34
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERECBLOCKS_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERECBLOCKS_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_QRCoderECB;
+
+class CBC_QRCoderECBlocks {
+ private:
+  int32_t m_ecCodeWordsPerBlock;
+  CFX_PtrArray m_ecBlocks;
+
+ public:
+  CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock, CBC_QRCoderECB* ecBlocks);
+  CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock,
+                      CBC_QRCoderECB* ecBlocks1,
+                      CBC_QRCoderECB* ecBlocks2);
+  virtual ~CBC_QRCoderECBlocks();
+  int32_t GetECCodeWordsPerBlock();
+  int32_t GetNumBlocks();
+  int32_t GetTotalECCodeWords();
+  CFX_PtrArray* GetECBlocks();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERECBLOCKS_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp
new file mode 100644
index 0000000..0360ef0
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp
@@ -0,0 +1,961 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderEncoder.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/common/BC_CommonByteArray.h"
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+
+const int32_t CBC_QRCoderEncoder::m_alphaNumbericTable[] = {
+    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+    36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43,
+    0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  44, -1, -1, -1, -1, -1,
+    -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
+    25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1};
+
+CBC_QRCoderEncoder::CBC_QRCoderEncoder() {}
+CBC_QRCoderEncoder::~CBC_QRCoderEncoder() {}
+class Make_Pair {
+ public:
+  CBC_QRCoderMode* m_mode;
+  CFX_ByteString m_string;
+
+ private:
+  Make_Pair(const Make_Pair& mode_string) {}
+  Make_Pair& operator=(Make_Pair& mode_string) {
+    if (this == &mode_string) {
+      return *this;
+    }
+    m_mode = mode_string.m_mode;
+    m_string = mode_string.m_string;
+    return *this;
+  }
+
+ public:
+  Make_Pair(CBC_QRCoderMode* mode, const CFX_ByteString& str)
+      : m_mode(mode), m_string(str) {}
+  ~Make_Pair() {}
+};
+void CBC_QRCoderEncoder::Encode(const CFX_ByteString& content,
+                                CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                CBC_QRCoder* qrCode,
+                                int32_t& e,
+                                int32_t versionSpecify) {
+  if (versionSpecify == 0) {
+    EncodeWithAutoVersion(content, ecLevel, qrCode, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e)
+  } else if (versionSpecify > 0 && versionSpecify <= 40) {
+    EncodeWithSpecifyVersion(content, ecLevel, qrCode, versionSpecify, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  } else {
+    e = BCExceptionVersionMust1_40;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::AppendECI(CBC_QRCoderBitVector* bits) {}
+void CBC_QRCoderEncoder::AppendDataModeLenghInfo(
+    CFX_PtrArray& splitResult,
+    CBC_QRCoderBitVector& headerAndDataBits,
+    CBC_QRCoderMode* tempMode,
+    CBC_QRCoder* qrCode,
+    CFX_ByteString& encoding,
+    int32_t& e) {
+  for (int32_t i = 0; i < splitResult.GetSize(); i++) {
+    tempMode = ((Make_Pair*)splitResult[i])->m_mode;
+    if (tempMode == CBC_QRCoderMode::sGBK) {
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      AppendLengthInfo(((Make_Pair*)splitResult[i])->m_string.GetLength(),
+                       qrCode->GetVersion(), tempMode, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      AppendBytes(((Make_Pair*)splitResult[i])->m_string, tempMode,
+                  &headerAndDataBits, encoding, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    } else if (tempMode == CBC_QRCoderMode::sBYTE) {
+      CFX_ByteArray bytes;
+      CBC_UtilCodingConvert::LocaleToUtf8(
+          ((Make_Pair*)splitResult[i])->m_string, bytes);
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      AppendLengthInfo(bytes.GetSize(), qrCode->GetVersion(), tempMode,
+                       &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      Append8BitBytes(bytes, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    } else if (tempMode == CBC_QRCoderMode::sALPHANUMERIC) {
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      AppendLengthInfo(((Make_Pair*)splitResult[i])->m_string.GetLength(),
+                       qrCode->GetVersion(), tempMode, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      AppendBytes(((Make_Pair*)splitResult[i])->m_string, tempMode,
+                  &headerAndDataBits, encoding, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    } else if (tempMode == CBC_QRCoderMode::sNUMERIC) {
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      AppendLengthInfo(((Make_Pair*)splitResult[i])->m_string.GetLength(),
+                       qrCode->GetVersion(), tempMode, &headerAndDataBits, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      AppendBytes(((Make_Pair*)splitResult[i])->m_string, tempMode,
+                  &headerAndDataBits, encoding, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    } else {
+      e = BCExceptionUnknown;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+  }
+}
+void CBC_QRCoderEncoder::SplitString(const CFX_ByteString& content,
+                                     CFX_PtrArray& result) {
+  int32_t index = 0, flag = 0;
+  while (
+      (((uint8_t)content[index] >= 0xA1 && (uint8_t)content[index] <= 0xAA) ||
+       ((uint8_t)content[index] >= 0xB0 && (uint8_t)content[index] <= 0xFA)) &&
+      (index < content.GetLength())) {
+    index += 2;
+  }
+  if (index != flag) {
+    result.Add(
+        new Make_Pair(CBC_QRCoderMode::sGBK, content.Mid(flag, index - flag)));
+  }
+  flag = index;
+  if (index >= content.GetLength()) {
+    return;
+  }
+  while (
+      GetAlphaNumericCode((uint8_t)content[index]) == -1 &&
+      !(((uint8_t)content[index] >= 0xA1 && (uint8_t)content[index] <= 0xAA) ||
+        ((uint8_t)content[index] >= 0xB0 && (uint8_t)content[index] <= 0xFA)) &&
+      (index < content.GetLength())) {
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+    if (IsDBCSLeadByte((uint8_t)content[index]))
+#else
+    if ((uint8_t)content[index] > 127)
+#endif
+    {
+      index += 2;
+    } else {
+      index++;
+    }
+  }
+  if (index != flag) {
+    result.Add(
+        new Make_Pair(CBC_QRCoderMode::sBYTE, content.Mid(flag, index - flag)));
+  }
+  flag = index;
+  if (index >= content.GetLength()) {
+    return;
+  }
+  while (FXSYS_Isdigit((uint8_t)content[index]) &&
+         (index < content.GetLength())) {
+    index++;
+  }
+  if (index != flag) {
+    result.Add(new Make_Pair(CBC_QRCoderMode::sNUMERIC,
+                             content.Mid(flag, index - flag)));
+  }
+  flag = index;
+  if (index >= content.GetLength()) {
+    return;
+  }
+  while (GetAlphaNumericCode((uint8_t)content[index]) != -1 &&
+         (index < content.GetLength())) {
+    index++;
+  }
+  if (index != flag) {
+    result.Add(new Make_Pair(CBC_QRCoderMode::sALPHANUMERIC,
+                             content.Mid(flag, index - flag)));
+  }
+  flag = index;
+  if (index >= content.GetLength()) {
+    return;
+  }
+  SplitString(content.Mid(index, content.GetLength() - index), result);
+}
+int32_t CBC_QRCoderEncoder::GetSpanByVersion(CBC_QRCoderMode* modeFirst,
+                                             CBC_QRCoderMode* modeSecond,
+                                             int32_t versionNum,
+                                             int32_t& e) {
+  if (versionNum == 0) {
+    return 0;
+  }
+  if ((modeFirst == CBC_QRCoderMode::sALPHANUMERIC) &&
+      (modeSecond == CBC_QRCoderMode::sBYTE)) {
+    if (versionNum >= 1 && versionNum <= 9) {
+      return 11;
+    } else if (versionNum >= 10 && versionNum <= 26) {
+      return 15;
+    } else if (versionNum >= 27 && versionNum <= 40) {
+      return 16;
+    } else {
+      e = BCExceptionNoSuchVersion;
+      BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    }
+  } else if ((modeSecond == CBC_QRCoderMode::sALPHANUMERIC) &&
+             (modeFirst == CBC_QRCoderMode::sNUMERIC)) {
+    if (versionNum >= 1 && versionNum <= 9) {
+      return 13;
+    } else if (versionNum >= 10 && versionNum <= 26) {
+      return 15;
+    } else if (versionNum >= 27 && versionNum <= 40) {
+      return 17;
+    } else {
+      e = BCExceptionNoSuchVersion;
+      BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    }
+  } else if ((modeSecond == CBC_QRCoderMode::sBYTE) &&
+             (modeFirst == CBC_QRCoderMode::sNUMERIC)) {
+    if (versionNum >= 1 && versionNum <= 9) {
+      return 6;
+    } else if (versionNum >= 10 && versionNum <= 26) {
+      return 8;
+    } else if (versionNum >= 27 && versionNum <= 40) {
+      return 9;
+    } else {
+      e = BCExceptionNoSuchVersion;
+      BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    }
+  }
+  return -1;
+}
+void CBC_QRCoderEncoder::MergeString(CFX_PtrArray& result,
+                                     int32_t versionNum,
+                                     int32_t& e) {
+  Make_Pair* first = NULL;
+  Make_Pair* second = NULL;
+  size_t mergeNum = 0;
+  int32_t i;
+  for (i = 0; ((i < result.GetSize()) && (i + 1 < result.GetSize())); i++) {
+    first = (Make_Pair*)result[i];
+    second = (Make_Pair*)result[i + 1];
+    if (first->m_mode == CBC_QRCoderMode::sALPHANUMERIC) {
+      int32_t tmp = GetSpanByVersion(CBC_QRCoderMode::sALPHANUMERIC,
+                                     CBC_QRCoderMode::sBYTE, versionNum, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      if ((second->m_mode == CBC_QRCoderMode::sBYTE) &&
+          (first->m_string.GetLength() < tmp)) {
+        CFX_ByteString str = first->m_string + second->m_string;
+        second->m_string = str;
+        delete first;
+        result.RemoveAt(i);
+        i--;
+        mergeNum++;
+      }
+    } else if (first->m_mode == CBC_QRCoderMode::sBYTE) {
+      if (second->m_mode == CBC_QRCoderMode::sBYTE) {
+        first->m_string += second->m_string;
+        delete second;
+        result.RemoveAt(i + 1);
+        i--;
+        mergeNum++;
+      }
+    } else if (first->m_mode == CBC_QRCoderMode::sNUMERIC) {
+      int32_t tmp = GetSpanByVersion(CBC_QRCoderMode::sNUMERIC,
+                                     CBC_QRCoderMode::sBYTE, versionNum, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      if ((second->m_mode == CBC_QRCoderMode::sBYTE) &&
+          (first->m_string.GetLength() < tmp)) {
+        CFX_ByteString str = first->m_string + second->m_string;
+        second->m_string = str;
+        delete first;
+        result.RemoveAt(i);
+        i--;
+        mergeNum++;
+      }
+      tmp = GetSpanByVersion(CBC_QRCoderMode::sNUMERIC,
+                             CBC_QRCoderMode::sALPHANUMERIC, versionNum, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      if ((second->m_mode == CBC_QRCoderMode::sALPHANUMERIC) &&
+          (first->m_string.GetLength() < tmp)) {
+        CFX_ByteString str = first->m_string + second->m_string;
+        second->m_string = str;
+        delete first;
+        result.RemoveAt(i);
+        i--;
+        mergeNum++;
+      }
+    }
+  }
+  if (mergeNum == 0) {
+    return;
+  }
+  MergeString(result, versionNum, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+void CBC_QRCoderEncoder::InitQRCode(int32_t numInputBytes,
+                                    int32_t versionNumber,
+                                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                    CBC_QRCoderMode* mode,
+                                    CBC_QRCoder* qrCode,
+                                    int32_t& e) {
+  qrCode->SetECLevel(ecLevel);
+  qrCode->SetMode(mode);
+  CBC_QRCoderVersion* version =
+      CBC_QRCoderVersion::GetVersionForNumber(versionNumber, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t numBytes = version->GetTotalCodeWords();
+  CBC_QRCoderECBlocks* ecBlocks = version->GetECBlocksForLevel(ecLevel);
+  int32_t numEcBytes = ecBlocks->GetTotalECCodeWords();
+  int32_t numRSBlocks = ecBlocks->GetNumBlocks();
+  int32_t numDataBytes = numBytes - numEcBytes;
+  if (numDataBytes >= numInputBytes + 3) {
+    qrCode->SetVersion(versionNumber);
+    qrCode->SetNumTotalBytes(numBytes);
+    qrCode->SetNumDataBytes(numDataBytes);
+    qrCode->SetNumRSBlocks(numRSBlocks);
+    qrCode->SetNumECBytes(numEcBytes);
+    qrCode->SetMatrixWidth(version->GetDimensionForVersion());
+    return;
+  }
+  e = BCExceptionCannotFindBlockInfo;
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+void CBC_QRCoderEncoder::EncodeWithSpecifyVersion(
+    const CFX_ByteString& content,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    CBC_QRCoder* qrCode,
+    int32_t versionSpecify,
+    int32_t& e) {
+  CFX_ByteString encoding = "utf8";
+  CBC_QRCoderMode* mode = CBC_QRCoderMode::sBYTE;
+  CFX_PtrArray splitResult;
+  CBC_QRCoderBitVector dataBits;
+  dataBits.Init();
+  SplitString(content, splitResult);
+  MergeString(splitResult, versionSpecify, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e) CBC_QRCoderMode* tempMode = NULL;
+  for (int32_t i = 0; i < splitResult.GetSize(); i++) {
+    AppendBytes(((Make_Pair*)splitResult[i])->m_string,
+                ((Make_Pair*)splitResult[i])->m_mode, &dataBits, encoding, e);
+    if (e != BCExceptionNO) {
+      for (int32_t y = 0; y < splitResult.GetSize(); y++) {
+        delete (Make_Pair*)splitResult[y];
+      }
+      splitResult.RemoveAll();
+      return;
+    }
+  }
+  int32_t numInputBytes = dataBits.sizeInBytes();
+  CBC_QRCoderBitVector headerAndDataBits;
+  headerAndDataBits.Init();
+  InitQRCode(numInputBytes, versionSpecify, ecLevel, mode, qrCode, e);
+  if (e != BCExceptionNO) {
+    for (int32_t k = 0; k < splitResult.GetSize(); k++) {
+      delete (Make_Pair*)splitResult[k];
+    }
+    splitResult.RemoveAll();
+    return;
+  }
+  AppendDataModeLenghInfo(splitResult, headerAndDataBits, tempMode, qrCode,
+                          encoding, e);
+  if (e != BCExceptionNO) {
+    for (int32_t k = 0; k < splitResult.GetSize(); k++) {
+      delete (Make_Pair*)splitResult[k];
+    }
+    splitResult.RemoveAll();
+    return;
+  }
+  numInputBytes = headerAndDataBits.sizeInBytes();
+  TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e);
+  if (e != BCExceptionNO) {
+    for (int32_t k = 0; k < splitResult.GetSize(); k++) {
+      delete (Make_Pair*)splitResult[k];
+    }
+    splitResult.RemoveAll();
+    return;
+  }
+  for (int32_t j = 0; j < splitResult.GetSize(); j++) {
+    delete (Make_Pair*)splitResult[j];
+  }
+  splitResult.RemoveAll();
+  CBC_QRCoderBitVector finalBits;
+  finalBits.Init();
+  InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
+                        qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
+                        &finalBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
+  int32_t maskPattern = ChooseMaskPattern(
+      &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  qrCode->SetMaskPattern(maskPattern);
+  CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
+                                     qrCode->GetVersion(),
+                                     qrCode->GetMaskPattern(), matrix.get(), e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  qrCode->SetMatrix(matrix.release());
+  if (!qrCode->IsValid()) {
+    e = BCExceptionInvalidQRCode;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::EncodeWithAutoVersion(
+    const CFX_ByteString& content,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    CBC_QRCoder* qrCode,
+    int32_t& e) {
+  CFX_ByteString encoding = "utf8";
+  CBC_QRCoderMode* mode = CBC_QRCoderMode::sBYTE;
+  CFX_PtrArray splitResult;
+  CBC_QRCoderBitVector dataBits;
+  dataBits.Init();
+  SplitString(content, splitResult);
+  MergeString(splitResult, 8, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CBC_QRCoderMode* tempMode = NULL;
+  for (int32_t i = 0; i < splitResult.GetSize(); i++) {
+    AppendBytes(((Make_Pair*)splitResult[i])->m_string,
+                ((Make_Pair*)splitResult[i])->m_mode, &dataBits, encoding, e);
+    if (e != BCExceptionNO) {
+      for (int32_t l = 0; l < splitResult.GetSize(); l++) {
+        delete (Make_Pair*)splitResult[l];
+      }
+      splitResult.RemoveAll();
+      return;
+    }
+  }
+  int32_t numInputBytes = dataBits.sizeInBytes();
+  InitQRCode(numInputBytes, ecLevel, mode, qrCode, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e) CBC_QRCoderBitVector headerAndDataBits;
+  headerAndDataBits.Init();
+  tempMode = NULL;
+  int32_t versionNum = qrCode->GetVersion();
+sign:
+  AppendDataModeLenghInfo(splitResult, headerAndDataBits, tempMode, qrCode,
+                          encoding, e);
+  if (e != BCExceptionNO) {
+    goto catchException;
+  }
+  numInputBytes = headerAndDataBits.sizeInBytes();
+  TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e);
+  if (e != BCExceptionNO) {
+    goto catchException;
+  }
+catchException:
+  if (e != BCExceptionNO) {
+    int32_t e1 = BCExceptionNO;
+    InitQRCode(numInputBytes, ecLevel, mode, qrCode, e1);
+    if (e1 != BCExceptionNO) {
+      e = e1;
+      return;
+    }
+    versionNum++;
+    if (versionNum <= 40) {
+      headerAndDataBits.Clear();
+      e = BCExceptionNO;
+      goto sign;
+    } else {
+      for (int32_t j = 0; j < splitResult.GetSize(); j++) {
+        delete (Make_Pair*)splitResult[j];
+      }
+      splitResult.RemoveAll();
+      return;
+    }
+  }
+  for (int32_t k = 0; k < splitResult.GetSize(); k++) {
+    delete (Make_Pair*)splitResult[k];
+  }
+  splitResult.RemoveAll();
+  CBC_QRCoderBitVector finalBits;
+  finalBits.Init();
+  InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
+                        qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
+                        &finalBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
+  int32_t maskPattern = ChooseMaskPattern(
+      &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  qrCode->SetMaskPattern(maskPattern);
+  CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
+                                     qrCode->GetVersion(),
+                                     qrCode->GetMaskPattern(), matrix.get(), e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e) qrCode->SetMatrix(matrix.release());
+  if (!qrCode->IsValid()) {
+    e = BCExceptionInvalidQRCode;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::Encode(const CFX_WideString& content,
+                                CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                CBC_QRCoder* qrCode,
+                                int32_t& e) {
+  CFX_ByteString encoding = "utf8";
+  CFX_ByteString utf8Data;
+  CBC_UtilCodingConvert::UnicodeToUTF8(content, utf8Data);
+  CBC_QRCoderMode* mode = ChooseMode(utf8Data, encoding);
+  CBC_QRCoderBitVector dataBits;
+  dataBits.Init();
+  AppendBytes(utf8Data, mode, &dataBits, encoding, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t numInputBytes = dataBits.sizeInBytes();
+  InitQRCode(numInputBytes, ecLevel, mode, qrCode, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CBC_QRCoderBitVector headerAndDataBits;
+  headerAndDataBits.Init();
+  AppendModeInfo(mode, &headerAndDataBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t numLetters = mode == CBC_QRCoderMode::sBYTE ? dataBits.sizeInBytes()
+                                                      : content.GetLength();
+  AppendLengthInfo(numLetters, qrCode->GetVersion(), mode, &headerAndDataBits,
+                   e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  headerAndDataBits.AppendBitVector(&dataBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e)
+      TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  CBC_QRCoderBitVector finalBits;
+  finalBits.Init();
+  InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
+                        qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
+                        &finalBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
+  int32_t maskPattern = ChooseMaskPattern(
+      &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  qrCode->SetMaskPattern(maskPattern);
+  CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
+                                     qrCode->GetVersion(),
+                                     qrCode->GetMaskPattern(), matrix.get(), e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e) qrCode->SetMatrix(matrix.release());
+  if (!qrCode->IsValid()) {
+    e = BCExceptionInvalidQRCode;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::TerminateBits(int32_t numDataBytes,
+                                       CBC_QRCoderBitVector* bits,
+                                       int32_t& e) {
+  int32_t capacity = numDataBytes << 3;
+  if (bits->Size() > capacity) {
+    e = BCExceptionDataTooMany;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  for (int32_t i = 0; i < 4 && bits->Size() < capacity; ++i) {
+    bits->AppendBit(0, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t numBitsInLastByte = bits->Size() % 8;
+  if (numBitsInLastByte > 0) {
+    int32_t numPaddingBits = 8 - numBitsInLastByte;
+    for (int32_t j = 0; j < numPaddingBits; ++j) {
+      bits->AppendBit(0, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e)
+    }
+  }
+  if (bits->Size() % 8 != 0) {
+    e = BCExceptionDigitLengthMustBe8;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t numPaddingBytes = numDataBytes - bits->sizeInBytes();
+  for (int32_t k = 0; k < numPaddingBytes; ++k) {
+    if (k % 2 == 0) {
+      bits->AppendBits(0xec, 8, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    } else {
+      bits->AppendBits(0x11, 8, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+  }
+  if (bits->Size() != capacity) {
+    e = BCExceptionBitsNotEqualCacity;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+int32_t CBC_QRCoderEncoder::ChooseMaskPattern(
+    CBC_QRCoderBitVector* bits,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t version,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  int32_t minPenalty = 65535;
+  int32_t bestMaskPattern = -1;
+  for (int32_t maskPattern = 0; maskPattern < CBC_QRCoder::NUM_MASK_PATTERNS;
+       maskPattern++) {
+    CBC_QRCoderMatrixUtil::BuildMatrix(bits, ecLevel, version, maskPattern,
+                                       matrix, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    int32_t penalty = CalculateMaskPenalty(matrix);
+    if (penalty < minPenalty) {
+      minPenalty = penalty;
+      bestMaskPattern = maskPattern;
+    }
+  }
+  return bestMaskPattern;
+}
+int32_t CBC_QRCoderEncoder::CalculateMaskPenalty(CBC_CommonByteMatrix* matrix) {
+  int32_t penalty = 0;
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1(matrix);
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule2(matrix);
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule3(matrix);
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule4(matrix);
+  return penalty;
+}
+CBC_QRCoderMode* CBC_QRCoderEncoder::ChooseMode(const CFX_ByteString& content,
+                                                CFX_ByteString encoding) {
+  if (encoding.Compare("SHIFT_JIS") == 0) {
+    return CBC_QRCoderMode::sKANJI;
+  }
+  FX_BOOL hasNumeric = FALSE;
+  FX_BOOL hasAlphaNumeric = FALSE;
+  for (int32_t i = 0; i < content.GetLength(); i++) {
+    if (isdigit((uint8_t)content[i])) {
+      hasNumeric = TRUE;
+    } else if (GetAlphaNumericCode((uint8_t)content[i]) != -1) {
+      hasAlphaNumeric = TRUE;
+    } else {
+      return CBC_QRCoderMode::sBYTE;
+    }
+  }
+  if (hasAlphaNumeric) {
+    return CBC_QRCoderMode::sALPHANUMERIC;
+  } else if (hasNumeric) {
+    return CBC_QRCoderMode::sNUMERIC;
+  }
+  return CBC_QRCoderMode::sBYTE;
+}
+int32_t CBC_QRCoderEncoder::GetAlphaNumericCode(int32_t code) {
+  if (code < 96 && code >= 0) {
+    return m_alphaNumbericTable[code];
+  }
+  return -1;
+}
+void CBC_QRCoderEncoder::AppendBytes(const CFX_ByteString& content,
+                                     CBC_QRCoderMode* mode,
+                                     CBC_QRCoderBitVector* bits,
+                                     CFX_ByteString encoding,
+                                     int32_t& e) {
+  if (mode == CBC_QRCoderMode::sNUMERIC) {
+    AppendNumericBytes(content, bits, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  } else if (mode == CBC_QRCoderMode::sALPHANUMERIC) {
+    AppendAlphaNumericBytes(content, bits, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  } else if (mode == CBC_QRCoderMode::sBYTE) {
+    Append8BitBytes(content, bits, encoding, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  } else if (mode == CBC_QRCoderMode::sKANJI) {
+    AppendKanjiBytes(content, bits, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  } else if (mode == CBC_QRCoderMode::sGBK) {
+    AppendGBKBytes(content, bits, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  } else {
+    e = BCExceptionUnsupportedMode;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::AppendNumericBytes(const CFX_ByteString& content,
+                                            CBC_QRCoderBitVector* bits,
+                                            int32_t& e) {
+  int32_t length = content.GetLength();
+  int32_t i = 0;
+  while (i < length) {
+    int32_t num1 = content[i] - '0';
+    if (i + 2 < length) {
+      int32_t num2 = content[i + 1] - '0';
+      int32_t num3 = content[i + 2] - '0';
+      bits->AppendBits(num1 * 100 + num2 * 10 + num3, 10, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e) i += 3;
+    } else if (i + 1 < length) {
+      int32_t num2 = content[i + 1] - '0';
+      bits->AppendBits(num1 * 10 + num2, 7, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e) i += 2;
+    } else {
+      bits->AppendBits(num1, 4, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      i++;
+    }
+  }
+}
+void CBC_QRCoderEncoder::AppendAlphaNumericBytes(const CFX_ByteString& content,
+                                                 CBC_QRCoderBitVector* bits,
+                                                 int32_t& e) {
+  int32_t length = content.GetLength();
+  int32_t i = 0;
+  while (i < length) {
+    int32_t code1 = GetAlphaNumericCode(content[i]);
+    if (code1 == -1) {
+      e = BCExceptionInvalidateCharacter;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    if (i + 1 < length) {
+      int32_t code2 = GetAlphaNumericCode(content[i + 1]);
+      if (code2 == -1) {
+        e = BCExceptionInvalidateCharacter;
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+      }
+      bits->AppendBits(code1 * 45 + code2, 11, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      i += 2;
+    } else {
+      bits->AppendBits(code1, 6, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e) i++;
+    }
+  }
+}
+void CBC_QRCoderEncoder::AppendGBKBytes(const CFX_ByteString& content,
+                                        CBC_QRCoderBitVector* bits,
+                                        int32_t& e) {
+  int32_t length = content.GetLength();
+  FX_DWORD value = 0;
+  for (int32_t i = 0; i < length; i += 2) {
+    value = (FX_DWORD)((uint8_t)content[i] << 8 | (uint8_t)content[i + 1]);
+    if (value <= 0xAAFE && value >= 0xA1A1) {
+      value -= 0xA1A1;
+    } else if (value <= 0xFAFE && value >= 0xB0A1) {
+      value -= 0xA6A1;
+    } else {
+      e = BCExceptionInvalidateCharacter;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    value = (FX_DWORD)((value >> 8) * 0x60) + (FX_DWORD)(value & 0xff);
+    bits->AppendBits(value, 13, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::Append8BitBytes(const CFX_ByteString& content,
+                                         CBC_QRCoderBitVector* bits,
+                                         CFX_ByteString encoding,
+                                         int32_t& e) {
+  for (int32_t i = 0; i < content.GetLength(); i++) {
+    bits->AppendBits(content[i], 8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::Append8BitBytes(CFX_ByteArray& bytes,
+                                         CBC_QRCoderBitVector* bits,
+                                         int32_t& e) {
+  for (int32_t i = 0; i < bytes.GetSize(); i++) {
+    bits->AppendBits(bytes[i], 8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::AppendKanjiBytes(const CFX_ByteString& content,
+                                          CBC_QRCoderBitVector* bits,
+                                          int32_t& e) {
+  CFX_ByteArray bytes;
+  FX_DWORD value = 0;
+  for (int32_t i = 0; i < bytes.GetSize(); i += 2) {
+    value = (FX_DWORD)((uint8_t)(content[i] << 8) | (uint8_t)content[i + 1]);
+    if (value <= 0x9ffc && value >= 0x8140) {
+      value -= 0x8140;
+    } else if (value <= 0xebbf && value >= 0xe040) {
+      value -= 0xc140;
+    } else {
+      e = BCExceptionInvalidateCharacter;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    value = (FX_DWORD)((value >> 8) * 0xc0) + (FX_DWORD)(value & 0xff);
+    bits->AppendBits(value, 13, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::InitQRCode(int32_t numInputBytes,
+                                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                    CBC_QRCoderMode* mode,
+                                    CBC_QRCoder* qrCode,
+                                    int32_t& e) {
+  qrCode->SetECLevel(ecLevel);
+  qrCode->SetMode(mode);
+  for (int32_t versionNum = 1; versionNum <= 40; versionNum++) {
+    CBC_QRCoderVersion* version =
+        CBC_QRCoderVersion::GetVersionForNumber(versionNum, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    int32_t numBytes = version->GetTotalCodeWords();
+    CBC_QRCoderECBlocks* ecBlocks = version->GetECBlocksForLevel(ecLevel);
+    int32_t numEcBytes = ecBlocks->GetTotalECCodeWords();
+    int32_t numRSBlocks = ecBlocks->GetNumBlocks();
+    int32_t numDataBytes = numBytes - numEcBytes;
+    if (numDataBytes >= numInputBytes + 3) {
+      qrCode->SetVersion(versionNum);
+      qrCode->SetNumTotalBytes(numBytes);
+      qrCode->SetNumDataBytes(numDataBytes);
+      qrCode->SetNumRSBlocks(numRSBlocks);
+      qrCode->SetNumECBytes(numEcBytes);
+      qrCode->SetMatrixWidth(version->GetDimensionForVersion());
+      return;
+    }
+  }
+  e = BCExceptionCannotFindBlockInfo;
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+void CBC_QRCoderEncoder::AppendModeInfo(CBC_QRCoderMode* mode,
+                                        CBC_QRCoderBitVector* bits,
+                                        int32_t& e) {
+  bits->AppendBits(mode->GetBits(), 4, e);
+  if (mode == CBC_QRCoderMode::sGBK) {
+    bits->AppendBits(1, 4, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::AppendLengthInfo(int32_t numLetters,
+                                          int32_t version,
+                                          CBC_QRCoderMode* mode,
+                                          CBC_QRCoderBitVector* bits,
+                                          int32_t& e) {
+  CBC_QRCoderVersion* qcv = CBC_QRCoderVersion::GetVersionForNumber(version, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t numBits = mode->GetCharacterCountBits(qcv, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  if (numBits > ((1 << numBits) - 1)) {
+    return;
+  }
+  if (mode == CBC_QRCoderMode::sGBK) {
+    bits->AppendBits(numLetters / 2, numBits, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  bits->AppendBits(numLetters, numBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+void CBC_QRCoderEncoder::InterleaveWithECBytes(CBC_QRCoderBitVector* bits,
+                                               int32_t numTotalBytes,
+                                               int32_t numDataBytes,
+                                               int32_t numRSBlocks,
+                                               CBC_QRCoderBitVector* result,
+                                               int32_t& e) {
+  if (bits->sizeInBytes() != numDataBytes) {
+    e = BCExceptionBitsBytesNotMatch;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t dataBytesOffset = 0;
+  int32_t maxNumDataBytes = 0;
+  int32_t maxNumEcBytes = 0;
+  CFX_PtrArray blocks;
+  int32_t i;
+  for (i = 0; i < numRSBlocks; i++) {
+    int32_t numDataBytesInBlock;
+    int32_t numEcBytesInBlosk;
+    GetNumDataBytesAndNumECBytesForBlockID(numTotalBytes, numDataBytes,
+                                           numRSBlocks, i, numDataBytesInBlock,
+                                           numEcBytesInBlosk);
+    CBC_CommonByteArray* dataBytes = new CBC_CommonByteArray;
+    dataBytes->Set(bits->GetArray(), dataBytesOffset, numDataBytesInBlock);
+    CBC_CommonByteArray* ecBytes =
+        GenerateECBytes(dataBytes, numEcBytesInBlosk, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    blocks.Add(new CBC_QRCoderBlockPair(dataBytes, ecBytes));
+    maxNumDataBytes = std::max(maxNumDataBytes, dataBytes->Size());
+    maxNumEcBytes = std::max(maxNumEcBytes, ecBytes->Size());
+    dataBytesOffset += numDataBytesInBlock;
+  }
+  if (numDataBytes != dataBytesOffset) {
+    e = BCExceptionBytesNotMatchOffset;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  for (int32_t x = 0; x < maxNumDataBytes; x++) {
+    for (int32_t j = 0; j < blocks.GetSize(); j++) {
+      CBC_CommonByteArray* dataBytes =
+          ((CBC_QRCoderBlockPair*)blocks[j])->GetDataBytes();
+      if (x < dataBytes->Size()) {
+        result->AppendBits(dataBytes->At(x), 8, e);
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+      }
+    }
+  }
+  for (int32_t y = 0; y < maxNumEcBytes; y++) {
+    for (int32_t l = 0; l < blocks.GetSize(); l++) {
+      CBC_CommonByteArray* ecBytes =
+          ((CBC_QRCoderBlockPair*)blocks[l])->GetErrorCorrectionBytes();
+      if (y < ecBytes->Size()) {
+        result->AppendBits(ecBytes->At(y), 8, e);
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+      }
+    }
+  }
+  for (int32_t k = 0; k < blocks.GetSize(); k++) {
+    delete (CBC_QRCoderBlockPair*)blocks[k];
+  }
+  if (numTotalBytes != result->sizeInBytes()) {
+    e = BCExceptionSizeInBytesDiffer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderEncoder::GetNumDataBytesAndNumECBytesForBlockID(
+    int32_t numTotalBytes,
+    int32_t numDataBytes,
+    int32_t numRSBlocks,
+    int32_t blockID,
+    int32_t& numDataBytesInBlock,
+    int32_t& numECBytesInBlock) {
+  if (blockID >= numRSBlocks) {
+    return;
+  }
+  int32_t numRsBlocksInGroup2 = numTotalBytes % numRSBlocks;
+  int32_t numRsBlocksInGroup1 = numRSBlocks - numRsBlocksInGroup2;
+  int32_t numTotalBytesInGroup1 = numTotalBytes / numRSBlocks;
+  int32_t numTotalBytesInGroup2 = numTotalBytesInGroup1 + 1;
+  int32_t numDataBytesInGroup1 = numDataBytes / numRSBlocks;
+  int32_t numDataBytesInGroup2 = numDataBytesInGroup1 + 1;
+  int32_t numEcBytesInGroup1 = numTotalBytesInGroup1 - numDataBytesInGroup1;
+  int32_t numEcBytesInGroup2 = numTotalBytesInGroup2 - numDataBytesInGroup2;
+  if (blockID < numRsBlocksInGroup1) {
+    numDataBytesInBlock = numDataBytesInGroup1;
+    numECBytesInBlock = numEcBytesInGroup1;
+  } else {
+    numDataBytesInBlock = numDataBytesInGroup2;
+    numECBytesInBlock = numEcBytesInGroup2;
+  }
+}
+CBC_CommonByteArray* CBC_QRCoderEncoder::GenerateECBytes(
+    CBC_CommonByteArray* dataBytes,
+    int32_t numEcBytesInBlock,
+    int32_t& e) {
+  int32_t numDataBytes = dataBytes->Size();
+  CFX_Int32Array toEncode;
+  toEncode.SetSize(numDataBytes + numEcBytesInBlock);
+  for (int32_t i = 0; i < numDataBytes; i++) {
+    toEncode[i] = (dataBytes->At(i));
+  }
+  CBC_ReedSolomonEncoder encode(CBC_ReedSolomonGF256::QRCodeFild);
+  encode.Init();
+  encode.Encode(&toEncode, numEcBytesInBlock, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_CommonByteArray* ecBytes = new CBC_CommonByteArray(numEcBytesInBlock);
+  for (int32_t j = 0; j < numEcBytesInBlock; j++) {
+    ecBytes->Set(j, toEncode[numDataBytes + j]);
+  }
+  return ecBytes;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.h b/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.h
new file mode 100644
index 0000000..8330dc2
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.h
@@ -0,0 +1,133 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERENCODER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERENCODER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "core/include/fxcrt/fx_string.h"
+
+class CBC_QRCoder;
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRCoderMode;
+class CBC_QRCoderBitVector;
+class CBC_CommonByteArray;
+class CBC_CommonByteMatrix;
+
+class CBC_QRCoderEncoder {
+ private:
+  static const int32_t m_alphaNumbericTable[96];
+
+ public:
+  CBC_QRCoderEncoder();
+  virtual ~CBC_QRCoderEncoder();
+
+  static void Encode(const CFX_ByteString& content,
+                     CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                     CBC_QRCoder* qrCode,
+                     int32_t& e,
+                     int32_t versionSpecify = 0);
+  static void Encode(const CFX_WideString& content,
+                     CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                     CBC_QRCoder* qrCode,
+                     int32_t& e);
+  static void EncodeWithSpecifyVersion(const CFX_ByteString& content,
+                                       CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                       CBC_QRCoder* qrCode,
+                                       int32_t versionSpecify,
+                                       int32_t& e);
+  static void EncodeWithAutoVersion(const CFX_ByteString& content,
+                                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                    CBC_QRCoder* qrCode,
+                                    int32_t& e);
+  static CBC_QRCoderMode* ChooseMode(const CFX_ByteString& content,
+                                     CFX_ByteString encoding);
+  static int32_t GetAlphaNumericCode(int32_t code);
+  static void AppendECI(CBC_QRCoderBitVector* bits);
+  static void AppendBytes(const CFX_ByteString& content,
+                          CBC_QRCoderMode* mode,
+                          CBC_QRCoderBitVector* bits,
+                          CFX_ByteString encoding,
+                          int32_t& e);
+  static void AppendNumericBytes(const CFX_ByteString& content,
+                                 CBC_QRCoderBitVector* bits,
+                                 int32_t& e);
+  static void AppendAlphaNumericBytes(const CFX_ByteString& content,
+                                      CBC_QRCoderBitVector* bits,
+                                      int32_t& e);
+  static void Append8BitBytes(const CFX_ByteString& content,
+                              CBC_QRCoderBitVector* bits,
+                              CFX_ByteString encoding,
+                              int32_t& e);
+  static void Append8BitBytes(CFX_ByteArray& bytes,
+                              CBC_QRCoderBitVector* bits,
+                              int32_t& e);
+  static void AppendKanjiBytes(const CFX_ByteString& content,
+                               CBC_QRCoderBitVector* bits,
+                               int32_t& e);
+  static void AppendGBKBytes(const CFX_ByteString& content,
+                             CBC_QRCoderBitVector* bits,
+                             int32_t& e);
+  static void InitQRCode(int32_t numInputBytes,
+                         int32_t versionNumber,
+                         CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                         CBC_QRCoderMode* mode,
+                         CBC_QRCoder* qrCode,
+                         int32_t& e);
+  static void InitQRCode(int32_t numInputBytes,
+                         CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                         CBC_QRCoderMode* mode,
+                         CBC_QRCoder* qrCode,
+                         int32_t& e);
+  static void AppendModeInfo(CBC_QRCoderMode* mode,
+                             CBC_QRCoderBitVector* bits,
+                             int32_t& e);
+  static void AppendLengthInfo(int32_t numLetters,
+                               int32_t version,
+                               CBC_QRCoderMode* mode,
+                               CBC_QRCoderBitVector* bits,
+                               int32_t& e);
+
+  static void InterleaveWithECBytes(CBC_QRCoderBitVector* bits,
+                                    int32_t numTotalBytes,
+                                    int32_t numDataBytes,
+                                    int32_t numRSBlocks,
+                                    CBC_QRCoderBitVector* result,
+                                    int32_t& e);
+  static void GetNumDataBytesAndNumECBytesForBlockID(
+      int32_t numTotalBytes,
+      int32_t numDataBytes,
+      int32_t numRSBlocks,
+      int32_t blockID,
+      int32_t& numDataBytesInBlock,
+      int32_t& numECBytesInBlocks);
+  static CBC_CommonByteArray* GenerateECBytes(CBC_CommonByteArray* dataBytes,
+                                              int32_t numEcBytesInBlock,
+                                              int32_t& e);
+  static int32_t ChooseMaskPattern(CBC_QRCoderBitVector* bits,
+                                   CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                   int32_t version,
+                                   CBC_CommonByteMatrix* matrix,
+                                   int32_t& e);
+  static int32_t CalculateMaskPenalty(CBC_CommonByteMatrix* matrix);
+  static void TerminateBits(int32_t numDataBytes,
+                            CBC_QRCoderBitVector* bits,
+                            int32_t& e);
+  static int32_t GetSpanByVersion(CBC_QRCoderMode* modeFirst,
+                                  CBC_QRCoderMode* modeSecond,
+                                  int32_t versionNum,
+                                  int32_t& e);
+  static void MergeString(CFX_PtrArray& result, int32_t versionNum, int32_t& e);
+  static void SplitString(const CFX_ByteString& content, CFX_PtrArray& result);
+  static void AppendDataModeLenghInfo(CFX_PtrArray& splitResult,
+                                      CBC_QRCoderBitVector& headerAndDataBits,
+                                      CBC_QRCoderMode* tempMode,
+                                      CBC_QRCoder* qrCode,
+                                      CFX_ByteString& encoding,
+                                      int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERENCODER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.cpp
new file mode 100644
index 0000000..a1ce747
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.cpp
@@ -0,0 +1,92 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::L = NULL;
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::M = NULL;
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::Q = NULL;
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::H = NULL;
+
+CBC_QRCoderErrorCorrectionLevel::CBC_QRCoderErrorCorrectionLevel(
+    int32_t ordinal,
+    int32_t bits,
+    FX_CHAR* name) {
+  m_name += name;
+  m_ordinal = ordinal;
+  m_bits = bits;
+}
+CBC_QRCoderErrorCorrectionLevel::~CBC_QRCoderErrorCorrectionLevel() {}
+void CBC_QRCoderErrorCorrectionLevel::Initialize() {
+  L = new CBC_QRCoderErrorCorrectionLevel(0, 0x01, (FX_CHAR*)"L");
+  M = new CBC_QRCoderErrorCorrectionLevel(1, 0x00, (FX_CHAR*)"M");
+  Q = new CBC_QRCoderErrorCorrectionLevel(2, 0x03, (FX_CHAR*)"Q");
+  H = new CBC_QRCoderErrorCorrectionLevel(3, 0x02, (FX_CHAR*)"H");
+}
+void CBC_QRCoderErrorCorrectionLevel::Finalize() {
+  delete L;
+  delete M;
+  delete Q;
+  delete H;
+}
+int32_t CBC_QRCoderErrorCorrectionLevel::Ordinal() {
+  return m_ordinal;
+}
+int32_t CBC_QRCoderErrorCorrectionLevel::GetBits() {
+  return m_bits;
+}
+CFX_ByteString CBC_QRCoderErrorCorrectionLevel::GetName() {
+  return m_name;
+}
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::ForBits(
+    int32_t bits) {
+  switch (bits) {
+    case 0x00:
+      return M;
+    case 0x01:
+      return L;
+    case 0x02:
+      return H;
+    case 0x03:
+      return Q;
+    default:
+      return NULL;
+  }
+}
+void CBC_QRCoderErrorCorrectionLevel::Destroy() {
+  if (L) {
+    delete CBC_QRCoderErrorCorrectionLevel::L;
+    L = NULL;
+  }
+  if (M) {
+    delete CBC_QRCoderErrorCorrectionLevel::M;
+    M = NULL;
+  }
+  if (H) {
+    delete CBC_QRCoderErrorCorrectionLevel::H;
+    H = NULL;
+  }
+  if (Q) {
+    delete CBC_QRCoderErrorCorrectionLevel::Q;
+    Q = NULL;
+  }
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h b/xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h
new file mode 100644
index 0000000..377137a
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERERRORCORRECTIONLEVEL_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERERRORCORRECTIONLEVEL_H_
+
+#include "core/include/fxcrt/fx_string.h"
+
+class CBC_QRCoderErrorCorrectionLevel {
+ private:
+  int32_t m_ordinal;
+  int32_t m_bits;
+  CFX_ByteString m_name;
+  CBC_QRCoderErrorCorrectionLevel(int32_t ordinal, int32_t bits, FX_CHAR* name);
+  CBC_QRCoderErrorCorrectionLevel();
+
+ public:
+  static CBC_QRCoderErrorCorrectionLevel* L;
+  static CBC_QRCoderErrorCorrectionLevel* M;
+  static CBC_QRCoderErrorCorrectionLevel* Q;
+  static CBC_QRCoderErrorCorrectionLevel* H;
+  virtual ~CBC_QRCoderErrorCorrectionLevel();
+  static void Initialize();
+  static void Finalize();
+  int32_t Ordinal();
+  int32_t GetBits();
+  CFX_ByteString GetName();
+  static void Destroy();
+  static CBC_QRCoderErrorCorrectionLevel* ForBits(int32_t bits);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERERRORCORRECTIONLEVEL_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp
new file mode 100644
index 0000000..da647a9
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp
@@ -0,0 +1,95 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_QRCoderFormatInformation::FORMAT_INFO_MASK_QR = 0X5412;
+const int32_t CBC_QRCoderFormatInformation::FORMAT_INFO_DECODE_LOOKUP[32][2] = {
+    {0x5412, 0x00}, {0x5125, 0x01}, {0x5E7C, 0x02}, {0x5B4B, 0x03},
+    {0x45F9, 0x04}, {0x40CE, 0x05}, {0x4F97, 0x06}, {0x4AA0, 0x07},
+    {0x77C4, 0x08}, {0x72F3, 0x09}, {0x7DAA, 0x0A}, {0x789D, 0x0B},
+    {0x662F, 0x0C}, {0x6318, 0x0D}, {0x6C41, 0x0E}, {0x6976, 0x0F},
+    {0x1689, 0x10}, {0x13BE, 0x11}, {0x1CE7, 0x12}, {0x19D0, 0x13},
+    {0x0762, 0x14}, {0x0255, 0x15}, {0x0D0C, 0x16}, {0x083B, 0x17},
+    {0x355F, 0x18}, {0x3068, 0x19}, {0x3F31, 0x1A}, {0x3A06, 0x1B},
+    {0x24B4, 0x1C}, {0x2183, 0x1D}, {0x2EDA, 0x1E}, {0x2BED, 0x1F},
+};
+const int32_t CBC_QRCoderFormatInformation::BITS_SET_IN_HALF_BYTE[] = {
+    0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4};
+
+CBC_QRCoderFormatInformation::CBC_QRCoderFormatInformation(int32_t formatInfo) {
+  m_errorCorrectLevl =
+      CBC_QRCoderErrorCorrectionLevel::ForBits((formatInfo >> 3) & 0x03);
+  m_dataMask = (uint8_t)(formatInfo & 0x07);
+}
+CBC_QRCoderFormatInformation::~CBC_QRCoderFormatInformation() {}
+int32_t CBC_QRCoderFormatInformation::NumBitsDiffering(int32_t a, int32_t b) {
+  a ^= b;
+  return BITS_SET_IN_HALF_BYTE[a & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 4) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 8) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 12) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 16) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 20) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 24) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 28) & 0x0F];
+}
+uint8_t CBC_QRCoderFormatInformation::GetDataMask() {
+  return m_dataMask;
+}
+CBC_QRCoderErrorCorrectionLevel*
+CBC_QRCoderFormatInformation::GetErrorCorrectionLevel() {
+  return m_errorCorrectLevl;
+}
+CBC_QRCoderFormatInformation*
+CBC_QRCoderFormatInformation::DecodeFormatInformation(
+    int32_t maskedFormatInfo) {
+  CBC_QRCoderFormatInformation* formatInfo =
+      DoDecodeFormatInformation(maskedFormatInfo);
+  if (formatInfo)
+    return formatInfo;
+  return DoDecodeFormatInformation(maskedFormatInfo ^ FORMAT_INFO_MASK_QR);
+}
+CBC_QRCoderFormatInformation*
+CBC_QRCoderFormatInformation::DoDecodeFormatInformation(
+    int32_t maskedFormatInfo) {
+  int32_t bestDifference = (int32_t)FXSYS_nan();
+  int32_t bestFormatInfo = 0;
+  for (int32_t i = 0; i < 32; i++) {
+    int32_t const* decodeInfo = &FORMAT_INFO_DECODE_LOOKUP[i][0];
+    int32_t targetInfo = decodeInfo[0];
+    if (targetInfo == maskedFormatInfo) {
+      return new CBC_QRCoderFormatInformation(decodeInfo[1]);
+    }
+    int32_t bitsDifference = NumBitsDiffering(maskedFormatInfo, targetInfo);
+    if (bitsDifference < bestDifference) {
+      bestFormatInfo = decodeInfo[1];
+      bestDifference = bitsDifference;
+    }
+  }
+  if (bestDifference <= 3) {
+    return new CBC_QRCoderFormatInformation(bestFormatInfo);
+  }
+  return NULL;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h b/xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h
new file mode 100644
index 0000000..8f15901
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h
@@ -0,0 +1,32 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERFORMATINFORMATION_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERFORMATINFORMATION_H_
+
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRCoderFormatInformation {
+ private:
+  static const int32_t FORMAT_INFO_MASK_QR;
+  static const int32_t FORMAT_INFO_DECODE_LOOKUP[32][2];
+  static const int32_t BITS_SET_IN_HALF_BYTE[16];
+  CBC_QRCoderErrorCorrectionLevel* m_errorCorrectLevl;
+  uint8_t m_dataMask;
+
+ public:
+  CBC_QRCoderFormatInformation(int32_t formatInfo);
+  virtual ~CBC_QRCoderFormatInformation();
+  uint8_t GetDataMask();
+  CBC_QRCoderErrorCorrectionLevel* GetErrorCorrectionLevel();
+
+  static int32_t NumBitsDiffering(int32_t a, int32_t b);
+  static CBC_QRCoderFormatInformation* DecodeFormatInformation(
+      int32_t maskedFormatInfo);
+  static CBC_QRCoderFormatInformation* DoDecodeFormatInformation(
+      int32_t maskedFormatInfo);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERFORMATINFORMATION_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
new file mode 100644
index 0000000..4d845c4
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
@@ -0,0 +1,198 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_QRCoderMaskUtil::CBC_QRCoderMaskUtil() {}
+CBC_QRCoderMaskUtil::~CBC_QRCoderMaskUtil() {}
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1(
+    CBC_CommonByteMatrix* matrix) {
+  return ApplyMaskPenaltyRule1Internal(matrix, TRUE) +
+         ApplyMaskPenaltyRule1Internal(matrix, FALSE);
+}
+
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule2(
+    CBC_CommonByteMatrix* matrix) {
+  int32_t penalty = 0;
+  uint8_t* array = matrix->GetArray();
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  for (int32_t y = 0; y < height - 1; y++) {
+    for (int32_t x = 0; x < width - 1; x++) {
+      int32_t value = array[y * width + x];
+      if (value == array[y * width + x + 1] &&
+          value == array[(y + 1) * width + x] &&
+          value == array[(y + 1) * width + x + 1]) {
+        penalty++;
+      }
+    }
+  }
+  return 3 * penalty;
+}
+
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule3(
+    CBC_CommonByteMatrix* matrix) {
+  int32_t penalty = 0;
+  uint8_t* array = matrix->GetArray();
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  for (int32_t y = 0; y < height; ++y) {
+    for (int32_t x = 0; x < width; ++x) {
+      if (x == 0 &&
+          ((y >= 0 && y <= 6) || (y >= height - 7 && y <= height - 1))) {
+        continue;
+      }
+      if (x == width - 7 && (y >= 0 && y <= 6)) {
+        continue;
+      }
+      if (y == 0 &&
+          ((x >= 0 && x <= 6) || (x >= width - 7 && x <= width - 1))) {
+        continue;
+      }
+      if (y == height - 7 && (x >= 0 && x <= 6)) {
+        continue;
+      }
+      if (x + 6 < width && array[y * width + x] == 1 &&
+          array[y * width + x + 1] == 0 && array[y * width + x + 2] == 1 &&
+          array[y * width + x + 3] == 1 && array[y * width + x + 4] == 1 &&
+          array[y * width + x + 5] == 0 && array[y * width + x + 6] == 1 &&
+          ((x + 10 < width && array[y * width + x + 7] == 0 &&
+            array[y * width + x + 8] == 0 && array[y * width + x + 9] == 0 &&
+            array[y * width + x + 10] == 0) ||
+           (x - 4 >= 0 && array[y * width + x - 1] == 0 &&
+            array[y * width + x - 2] == 0 && array[y * width + x - 3] == 0 &&
+            array[y * width + x - 4] == 0))) {
+        penalty += 40;
+      }
+      if (y + 6 < height && array[y * width + x] == 1 &&
+          array[(y + 1) * width + x] == 0 && array[(y + 2) * width + x] == 1 &&
+          array[(y + 3) * width + x] == 1 && array[(y + 4) * width + x] == 1 &&
+          array[(y + 5) * width + x] == 0 && array[(y + 6) * width + x] == 1 &&
+          ((y + 10 < height && array[(y + 7) * width + x] == 0 &&
+            array[(y + 8) * width + x] == 0 &&
+            array[(y + 9) * width + x] == 0 &&
+            array[(y + 10) * width + x] == 0) ||
+           (y - 4 >= 0 && array[(y - 1) * width + x] == 0 &&
+            array[(y - 2) * width + x] == 0 &&
+            array[(y - 3) * width + x] == 0 &&
+            array[(y - 4) * width + x] == 0))) {
+        penalty += 40;
+      }
+    }
+  }
+  return penalty;
+}
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule4(
+    CBC_CommonByteMatrix* matrix) {
+  int32_t numDarkCells = 0;
+  uint8_t* array = matrix->GetArray();
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  for (int32_t y = 0; y < height; ++y) {
+    for (int32_t x = 0; x < width; ++x) {
+      if (array[y * width + x] == 1) {
+        numDarkCells += 1;
+      }
+    }
+  }
+  int32_t numTotalCells = matrix->GetHeight() * matrix->GetWidth();
+  double darkRatio = (double)numDarkCells / numTotalCells;
+  return abs((int32_t)(darkRatio * 100 - 50) / 5) * 5 * 10;
+}
+FX_BOOL CBC_QRCoderMaskUtil::GetDataMaskBit(int32_t maskPattern,
+                                            int32_t x,
+                                            int32_t y,
+                                            int32_t& e) {
+  if (!CBC_QRCoder::IsValidMaskPattern(maskPattern)) {
+    e = (BCExceptionInvalidateMaskPattern);
+    BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+  }
+  int32_t intermediate = 0, temp = 0;
+  switch (maskPattern) {
+    case 0:
+      intermediate = (y + x) & 0x1;
+      break;
+    case 1:
+      intermediate = y & 0x1;
+      break;
+    case 2:
+      intermediate = x % 3;
+      break;
+    case 3:
+      intermediate = (y + x) % 3;
+      break;
+    case 4:
+      intermediate = ((y >> 1) + (x / 3)) & 0x1;
+      break;
+    case 5:
+      temp = y * x;
+      intermediate = (temp & 0x1) + (temp % 3);
+      break;
+    case 6:
+      temp = y * x;
+      intermediate = (((temp & 0x1) + (temp % 3)) & 0x1);
+      break;
+    case 7:
+      temp = y * x;
+      intermediate = (((temp % 3) + ((y + x) & 0x1)) & 0x1);
+      break;
+    default: {
+      e = BCExceptionInvalidateMaskPattern;
+      BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
+    }
+  }
+  return intermediate == 0;
+}
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1Internal(
+    CBC_CommonByteMatrix* matrix,
+    FX_BOOL isHorizontal) {
+  int32_t penalty = 0;
+  int32_t numSameBitCells = 0;
+  int32_t prevBit = -1;
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  int32_t iLimit = isHorizontal ? height : width;
+  int32_t jLimit = isHorizontal ? width : height;
+  uint8_t* array = matrix->GetArray();
+  for (int32_t i = 0; i < iLimit; ++i) {
+    for (int32_t j = 0; j < jLimit; ++j) {
+      int32_t bit = isHorizontal ? array[i * width + j] : array[j * width + i];
+      if (bit == prevBit) {
+        numSameBitCells += 1;
+        if (numSameBitCells == 5) {
+          penalty += 3;
+        } else if (numSameBitCells > 5) {
+          penalty += 1;
+        }
+      } else {
+        numSameBitCells = 1;
+        prevBit = bit;
+      }
+    }
+    numSameBitCells = 0;
+  }
+  return penalty;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.h b/xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.h
new file mode 100644
index 0000000..35032a3
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.h
@@ -0,0 +1,27 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERMASKUTIL_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERMASKUTIL_H_
+class CBC_CommonByteMatrix;
+class CBC_QRCoderMaskUtil {
+ public:
+  CBC_QRCoderMaskUtil();
+  virtual ~CBC_QRCoderMaskUtil();
+  static FX_BOOL GetDataMaskBit(int32_t maskPattern,
+                                int32_t x,
+                                int32_t y,
+                                int32_t& e);
+
+  static int32_t ApplyMaskPenaltyRule1(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule2(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule3(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule4(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule1Internal(CBC_CommonByteMatrix* matrix,
+                                               FX_BOOL isHorizontal);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERMASKUTIL_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp
new file mode 100644
index 0000000..65cf036
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp
@@ -0,0 +1,474 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_QRCoderMatrixUtil::POSITION_DETECTION_PATTERN[7][7] = {
+    {1, 1, 1, 1, 1, 1, 1}, {1, 0, 0, 0, 0, 0, 1}, {1, 0, 1, 1, 1, 0, 1},
+    {1, 0, 1, 1, 1, 0, 1}, {1, 0, 1, 1, 1, 0, 1}, {1, 0, 0, 0, 0, 0, 1},
+    {1, 1, 1, 1, 1, 1, 1}};
+const int32_t CBC_QRCoderMatrixUtil::HORIZONTAL_SEPARATION_PATTERN[1][8] = {
+    {0, 0, 0, 0, 0, 0, 0, 0}};
+const int32_t CBC_QRCoderMatrixUtil::VERTICAL_SEPARATION_PATTERN[7][1] = {
+    {0}, {0}, {0}, {0}, {0}, {0}, {0}};
+const int32_t CBC_QRCoderMatrixUtil::POSITION_ADJUSTMENT_PATTERN[5][5] = {
+    {1, 1, 1, 1, 1},
+    {1, 0, 0, 0, 1},
+    {1, 0, 1, 0, 1},
+    {1, 0, 0, 0, 1},
+    {1, 1, 1, 1, 1}};
+const int32_t
+    CBC_QRCoderMatrixUtil::POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[40][7] =
+        // NOLINTNEXTLINE
+    {
+        {-1, -1, -1, -1, -1, -1, -1},   {6, 18, -1, -1, -1, -1, -1},
+        {6, 22, -1, -1, -1, -1, -1},    {6, 26, -1, -1, -1, -1, -1},
+        {6, 30, -1, -1, -1, -1, -1},    {6, 34, -1, -1, -1, -1, -1},
+        {6, 22, 38, -1, -1, -1, -1},    {6, 24, 42, -1, -1, -1, -1},
+        {6, 26, 46, -1, -1, -1, -1},    {6, 28, 50, -1, -1, -1, -1},
+        {6, 30, 54, -1, -1, -1, -1},    {6, 32, 58, -1, -1, -1, -1},
+        {6, 34, 62, -1, -1, -1, -1},    {6, 26, 46, 66, -1, -1, -1},
+        {6, 26, 48, 70, -1, -1, -1},    {6, 26, 50, 74, -1, -1, -1},
+        {6, 30, 54, 78, -1, -1, -1},    {6, 30, 56, 82, -1, -1, -1},
+        {6, 30, 58, 86, -1, -1, -1},    {6, 34, 62, 90, -1, -1, -1},
+        {6, 28, 50, 72, 94, -1, -1},    {6, 26, 50, 74, 98, -1, -1},
+        {6, 30, 54, 78, 102, -1, -1},   {6, 28, 54, 80, 106, -1, -1},
+        {6, 32, 58, 84, 110, -1, -1},   {6, 30, 58, 86, 114, -1, -1},
+        {6, 34, 62, 90, 118, -1, -1},   {6, 26, 50, 74, 98, 122, -1},
+        {6, 30, 54, 78, 102, 126, -1},  {6, 26, 52, 78, 104, 130, -1},
+        {6, 30, 56, 82, 108, 134, -1},  {6, 34, 60, 86, 112, 138, -1},
+        {6, 30, 58, 86, 114, 142, -1},  {6, 34, 62, 90, 118, 146, -1},
+        {6, 30, 54, 78, 102, 126, 150}, {6, 24, 50, 76, 102, 128, 154},
+        {6, 28, 54, 80, 106, 132, 158}, {6, 32, 58, 84, 110, 136, 162},
+        {6, 26, 54, 82, 110, 138, 166}, {6, 30, 58, 86, 114, 142, 170},
+};
+const int32_t CBC_QRCoderMatrixUtil::TYPE_INFO_COORDINATES[15][2] = {
+    {8, 0}, {8, 1}, {8, 2}, {8, 3}, {8, 4}, {8, 5}, {8, 7}, {8, 8},
+    {7, 8}, {5, 8}, {4, 8}, {3, 8}, {2, 8}, {1, 8}, {0, 8},
+};
+const int32_t CBC_QRCoderMatrixUtil::VERSION_INFO_POLY = 0x1f25;
+const int32_t CBC_QRCoderMatrixUtil::TYPE_INFO_POLY = 0x0537;
+const int32_t CBC_QRCoderMatrixUtil::TYPE_INFO_MASK_PATTERN = 0x5412;
+
+void CBC_QRCoderMatrixUtil::ClearMatrix(CBC_CommonByteMatrix* matrix,
+                                        int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  matrix->clear((uint8_t)-1);
+}
+void CBC_QRCoderMatrixUtil::BuildMatrix(
+    CBC_QRCoderBitVector* dataBits,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t version,
+    int32_t maskPattern,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  ClearMatrix(matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedBasicPatterns(version, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedTypeInfo(ecLevel, maskPattern, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  MaybeEmbedVersionInfo(version, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedDataBits(dataBits, maskPattern, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+void CBC_QRCoderMatrixUtil::EmbedBasicPatterns(int32_t version,
+                                               CBC_CommonByteMatrix* matrix,
+                                               int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  EmbedPositionDetectionPatternsAndSeparators(matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedDarkDotAtLeftBottomCorner(matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  MaybeEmbedPositionAdjustmentPatterns(version, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedTimingPatterns(matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+void CBC_QRCoderMatrixUtil::EmbedTypeInfo(
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t maskPattern,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  CBC_QRCoderBitVector typeInfoBits;
+  typeInfoBits.Init();
+  MakeTypeInfoBits(ecLevel, maskPattern, &typeInfoBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  for (int32_t i = 0; i < typeInfoBits.Size(); i++) {
+    int32_t bit = typeInfoBits.At(typeInfoBits.Size() - 1 - i, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    int32_t x1 = TYPE_INFO_COORDINATES[i][0];
+    int32_t y1 = TYPE_INFO_COORDINATES[i][1];
+    matrix->Set(x1, y1, bit);
+    if (i < 8) {
+      int32_t x2 = matrix->GetWidth() - i - 1;
+      int32_t y2 = 8;
+      matrix->Set(x2, y2, bit);
+    } else {
+      int32_t x2 = 8;
+      int32_t y2 = matrix->GetHeight() - 7 + (i - 8);
+      matrix->Set(x2, y2, bit);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::MaybeEmbedVersionInfo(int32_t version,
+                                                  CBC_CommonByteMatrix* matrix,
+                                                  int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  if (version < 7) {
+    return;
+  }
+  CBC_QRCoderBitVector versionInfoBits;
+  versionInfoBits.Init();
+  MakeVersionInfoBits(version, &versionInfoBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t bitIndex = 6 * 3 - 1;
+  for (int32_t i = 0; i < 6; i++) {
+    for (int32_t j = 0; j < 3; j++) {
+      int32_t bit = versionInfoBits.At(bitIndex, e);
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+      bitIndex--;
+      matrix->Set(i, matrix->GetHeight() - 11 + j, bit);
+      matrix->Set(matrix->GetHeight() - 11 + j, i, bit);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedDataBits(CBC_QRCoderBitVector* dataBits,
+                                          int32_t maskPattern,
+                                          CBC_CommonByteMatrix* matrix,
+                                          int32_t& e) {
+  if (matrix == NULL || dataBits == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t bitIndex = 0;
+  int32_t direction = -1;
+  int32_t x = matrix->GetWidth() - 1;
+  int32_t y = matrix->GetHeight() - 1;
+  while (x > 0) {
+    if (x == 6) {
+      x -= 1;
+    }
+    while (y >= 0 && y < matrix->GetHeight()) {
+      if (y == 6) {
+        y += direction;
+        continue;
+      }
+      for (int32_t i = 0; i < 2; i++) {
+        int32_t xx = x - i;
+        if (!IsEmpty(matrix->Get(xx, y))) {
+          continue;
+        }
+        int32_t bit;
+        if (bitIndex < dataBits->Size()) {
+          bit = dataBits->At(bitIndex, e);
+          BC_EXCEPTION_CHECK_ReturnVoid(e);
+          bitIndex++;
+        } else {
+          bit = 0;
+        }
+        if (maskPattern != -1) {
+          FX_BOOL bol =
+              CBC_QRCoderMaskUtil::GetDataMaskBit(maskPattern, xx, y, e);
+          BC_EXCEPTION_CHECK_ReturnVoid(e);
+          if (bol) {
+            bit ^= 0x01;
+          }
+        }
+        matrix->Set(xx, y, bit);
+      }
+      y += direction;
+    }
+    direction = -direction;
+    y += direction;
+    x -= 2;
+  }
+  if (bitIndex != dataBits->Size()) {
+    return;
+  }
+}
+int32_t CBC_QRCoderMatrixUtil::CalculateBCHCode(int32_t value, int32_t poly) {
+  int32_t msbSetInPoly = FindMSBSet(poly);
+  value <<= msbSetInPoly - 1;
+  while (FindMSBSet(value) >= msbSetInPoly) {
+    value ^= poly << (FindMSBSet(value) - msbSetInPoly);
+  }
+  return value;
+}
+void CBC_QRCoderMatrixUtil::MakeTypeInfoBits(
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t maskPattern,
+    CBC_QRCoderBitVector* bits,
+    int32_t& e) {
+  if (bits == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  if (!CBC_QRCoder::IsValidMaskPattern(maskPattern)) {
+    e = BCExceptionBadMask;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t typeInfo = (ecLevel->GetBits() << 3) | maskPattern;
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  bits->AppendBits(typeInfo, 5, e);
+  int32_t bchCode = CalculateBCHCode(typeInfo, TYPE_INFO_POLY);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  bits->AppendBits(bchCode, 10, e);
+  CBC_QRCoderBitVector maskBits;
+  maskBits.Init();
+  maskBits.AppendBits(TYPE_INFO_MASK_PATTERN, 15, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  bits->XOR(&maskBits, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  if (bits->Size() != 15) {
+    e = BCExceptionBitSizeNot15;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+void CBC_QRCoderMatrixUtil::MakeVersionInfoBits(int32_t version,
+                                                CBC_QRCoderBitVector* bits,
+                                                int32_t& e) {
+  if (bits == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  bits->AppendBits(version, 6, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t bchCode = CalculateBCHCode(version, VERSION_INFO_POLY);
+  bits->AppendBits(bchCode, 12, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  if (bits->Size() != 18) {
+    e = BCExceptionBitSizeNot18;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+}
+FX_BOOL CBC_QRCoderMatrixUtil::IsEmpty(int32_t value) {
+  return (uint8_t)value == 0xff;
+}
+FX_BOOL CBC_QRCoderMatrixUtil::IsValidValue(int32_t value) {
+  return ((uint8_t)value == 0xff || (uint8_t)value == 0x00 ||
+          (uint8_t)value == 0x01);
+}
+void CBC_QRCoderMatrixUtil::EmbedTimingPatterns(CBC_CommonByteMatrix* matrix,
+                                                int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  for (int32_t i = 8; i < matrix->GetWidth() - 8; i++) {
+    int32_t bit = (i + 1) % 2;
+    if (!IsValidValue(matrix->Get(i, 6))) {
+      e = BCExceptionInvalidateImageData;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    if (IsEmpty(matrix->Get(i, 6))) {
+      matrix->Set(i, 6, bit);
+    }
+    if (!IsValidValue(matrix->Get(6, i))) {
+      e = BCExceptionInvalidateImageData;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    if (IsEmpty(matrix->Get(6, i))) {
+      matrix->Set(6, i, bit);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedDarkDotAtLeftBottomCorner(
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  if (matrix->Get(8, matrix->GetHeight() - 8) == 0) {
+    e = BCExceptionHeight_8BeZero;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  matrix->Set(8, matrix->GetHeight() - 8, 1);
+}
+void CBC_QRCoderMatrixUtil::EmbedHorizontalSeparationPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  for (int32_t x = 0; x < 8; x++) {
+    if (!IsEmpty(matrix->Get(xStart + x, yStart))) {
+      e = BCExceptionInvalidateData;
+      BC_EXCEPTION_CHECK_ReturnVoid(e)
+    }
+    matrix->Set(xStart + x, yStart, HORIZONTAL_SEPARATION_PATTERN[0][x]);
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedVerticalSeparationPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  for (int32_t y = 0; y < 7; y++) {
+    if (!IsEmpty(matrix->Get(xStart, yStart + y))) {
+      e = BCExceptionInvalidateData;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    matrix->Set(xStart, yStart + y, VERTICAL_SEPARATION_PATTERN[y][0]);
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedPositionAdjustmentPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  for (int32_t y = 0; y < 5; y++) {
+    for (int32_t x = 0; x < 5; x++) {
+      if (!IsEmpty(matrix->Get(xStart + x, y + yStart))) {
+        e = BCExceptionInvalidateData;
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+      }
+      matrix->Set(xStart + x, yStart + y, POSITION_ADJUSTMENT_PATTERN[y][x]);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  for (int32_t y = 0; y < 7; y++) {
+    for (int32_t x = 0; x < 7; x++) {
+      if (!IsEmpty(matrix->Get(xStart + x, yStart + y))) {
+        e = BCExceptionInvalidateData;
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+      }
+      matrix->Set(xStart + x, yStart + y, POSITION_DETECTION_PATTERN[y][x]);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPatternsAndSeparators(
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  int32_t pdpWidth = 7;
+  EmbedPositionDetectionPattern(0, 0, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedPositionDetectionPattern(matrix->GetWidth() - pdpWidth, 0, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedPositionDetectionPattern(0, matrix->GetWidth() - pdpWidth, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t hspWidth = 8;
+  EmbedHorizontalSeparationPattern(0, hspWidth - 1, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedHorizontalSeparationPattern(matrix->GetWidth() - hspWidth, hspWidth - 1,
+                                   matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedHorizontalSeparationPattern(0, matrix->GetWidth() - hspWidth, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  int32_t vspSize = 7;
+  EmbedVerticalSeparationPattern(vspSize, 0, matrix, e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedVerticalSeparationPattern(matrix->GetHeight() - vspSize - 1, 0, matrix,
+                                 e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+  EmbedVerticalSeparationPattern(vspSize, matrix->GetHeight() - vspSize, matrix,
+                                 e);
+  BC_EXCEPTION_CHECK_ReturnVoid(e);
+}
+void CBC_QRCoderMatrixUtil::MaybeEmbedPositionAdjustmentPatterns(
+    int32_t version,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (matrix == NULL) {
+    e = BCExceptionNullPointer;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  if (version < 2) {
+    return;
+  }
+  int32_t index = version - 1;
+  int32_t const* coordinates =
+      &(POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index][0]);
+  int32_t numCoordinate = 7;
+  for (int32_t i = 0; i < numCoordinate; i++) {
+    for (int32_t j = 0; j < numCoordinate; j++) {
+      int32_t y = coordinates[i];
+      int32_t x = coordinates[j];
+      if (x == -1 || y == -1) {
+        continue;
+      }
+      if (IsEmpty(matrix->Get(x, y))) {
+        EmbedPositionAdjustmentPattern(x - 2, y - 2, matrix, e);
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+      }
+    }
+  }
+}
+int32_t CBC_QRCoderMatrixUtil::FindMSBSet(int32_t value) {
+  int32_t numDigits = 0;
+  while (value != 0) {
+    value >>= 1;
+    ++numDigits;
+  }
+  return numDigits;
+}
+CBC_QRCoderMatrixUtil::CBC_QRCoderMatrixUtil() {}
+CBC_QRCoderMatrixUtil::~CBC_QRCoderMatrixUtil() {}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h b/xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h
new file mode 100644
index 0000000..feb0bb4
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h
@@ -0,0 +1,87 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERMATRIXUTIL_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERMATRIXUTIL_H_
+
+class CBC_CommonByteMatrix;
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRCoderBitVector;
+class CBC_QRCoderMatrixUtil {
+ private:
+  static const int32_t POSITION_DETECTION_PATTERN[7][7];
+  static const int32_t VERTICAL_SEPARATION_PATTERN[7][1];
+  static const int32_t HORIZONTAL_SEPARATION_PATTERN[1][8];
+  static const int32_t POSITION_ADJUSTMENT_PATTERN[5][5];
+  static const int32_t POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[40][7];
+  static const int32_t TYPE_INFO_COORDINATES[15][2];
+  static const int32_t VERSION_INFO_POLY;
+  static const int32_t TYPE_INFO_POLY;
+  static const int32_t TYPE_INFO_MASK_PATTERN;
+
+ public:
+  CBC_QRCoderMatrixUtil();
+  virtual ~CBC_QRCoderMatrixUtil();
+  static void ClearMatrix(CBC_CommonByteMatrix* matrix, int32_t& e);
+  static void BuildMatrix(CBC_QRCoderBitVector* dataBits,
+                          CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                          int32_t version,
+                          int32_t maskPattern,
+                          CBC_CommonByteMatrix* matrix,
+                          int32_t& e);
+  static void EmbedBasicPatterns(int32_t version,
+                                 CBC_CommonByteMatrix* matrix,
+                                 int32_t& e);
+  static void EmbedTypeInfo(CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                            int32_t maskPattern,
+                            CBC_CommonByteMatrix* matrix,
+                            int32_t& e);
+  static void EmbedDataBits(CBC_QRCoderBitVector* dataBits,
+                            int32_t maskPattern,
+                            CBC_CommonByteMatrix* matrix,
+                            int32_t& e);
+  static void MaybeEmbedVersionInfo(int32_t version,
+                                    CBC_CommonByteMatrix* matrix,
+                                    int32_t& e);
+  static int32_t FindMSBSet(int32_t value);
+  static int32_t CalculateBCHCode(int32_t code, int32_t poly);
+  static void MakeTypeInfoBits(CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                               int32_t maskPattern,
+                               CBC_QRCoderBitVector* bits,
+                               int32_t& e);
+  static void MakeVersionInfoBits(int32_t version,
+                                  CBC_QRCoderBitVector* bits,
+                                  int32_t& e);
+  static FX_BOOL IsEmpty(int32_t value);
+  static FX_BOOL IsValidValue(int32_t value);
+  static void EmbedTimingPatterns(CBC_CommonByteMatrix* matrix, int32_t& e);
+  static void EmbedDarkDotAtLeftBottomCorner(CBC_CommonByteMatrix* matrix,
+                                             int32_t& e);
+  static void EmbedHorizontalSeparationPattern(int32_t xStart,
+                                               int32_t yStart,
+                                               CBC_CommonByteMatrix* matrix,
+                                               int32_t& e);
+  static void EmbedVerticalSeparationPattern(int32_t xStart,
+                                             int32_t yStart,
+                                             CBC_CommonByteMatrix* matrix,
+                                             int32_t& e);
+  static void EmbedPositionAdjustmentPattern(int32_t xStart,
+                                             int32_t yStart,
+                                             CBC_CommonByteMatrix* matrix,
+                                             int32_t& e);
+  static void EmbedPositionDetectionPattern(int32_t xStart,
+                                            int32_t yStart,
+                                            CBC_CommonByteMatrix* matrix,
+                                            int32_t& e);
+  static void EmbedPositionDetectionPatternsAndSeparators(
+      CBC_CommonByteMatrix* matrix,
+      int32_t& e);
+  static void MaybeEmbedPositionAdjustmentPatterns(int32_t version,
+                                                   CBC_CommonByteMatrix* matrix,
+                                                   int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERMATRIXUTIL_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderMode.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderMode.cpp
new file mode 100644
index 0000000..2abdab5
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderMode.cpp
@@ -0,0 +1,179 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_QRCoderMode* CBC_QRCoderMode::sBYTE = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sNUMERIC = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sALPHANUMERIC = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sKANJI = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sECI = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sGBK = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sTERMINATOR = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sFNC1_FIRST_POSITION = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sFNC1_SECOND_POSITION = NULL;
+CBC_QRCoderMode* CBC_QRCoderMode::sSTRUCTURED_APPEND = NULL;
+
+CBC_QRCoderMode::CBC_QRCoderMode(int32_t* characterCountBitsForVersions,
+                                 int32_t x1,
+                                 int32_t x2,
+                                 int32_t x3,
+                                 int32_t bits,
+                                 CFX_ByteString name) {
+  m_characterCountBitsForVersions = characterCountBitsForVersions;
+  if (m_characterCountBitsForVersions) {
+    m_characterCountBitsForVersions[0] = x1;
+    m_characterCountBitsForVersions[1] = x2;
+    m_characterCountBitsForVersions[2] = x3;
+  }
+  m_name += name;
+  m_bits = bits;
+}
+CBC_QRCoderMode::~CBC_QRCoderMode() {
+  FX_Free(m_characterCountBitsForVersions);
+}
+void CBC_QRCoderMode::Initialize() {
+  sBYTE = new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 8, 16, 16, 0x4, "BYTE");
+  sALPHANUMERIC =
+      new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 9, 11, 13, 0x2, "ALPHANUMERIC");
+  sECI = new CBC_QRCoderMode(NULL, 0, 0, 0, 0x7, "ECI");
+  sKANJI = new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 8, 10, 12, 0x8, "KANJI");
+  sNUMERIC =
+      new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 10, 12, 14, 0x1, "NUMERIC");
+  sGBK = new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 8, 10, 12, 0x0D, "GBK");
+  sTERMINATOR =
+      new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 0, 0, 0, 0x00, "TERMINATOR");
+  sFNC1_FIRST_POSITION =
+      new CBC_QRCoderMode(NULL, 0, 0, 0, 0x05, "FNC1_FIRST_POSITION");
+  sFNC1_SECOND_POSITION =
+      new CBC_QRCoderMode(NULL, 0, 0, 0, 0x09, "FNC1_SECOND_POSITION");
+  sSTRUCTURED_APPEND = new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 0, 0, 0, 0x03,
+                                           "STRUCTURED_APPEND");
+}
+void CBC_QRCoderMode::Finalize() {
+  delete sBYTE;
+  delete sALPHANUMERIC;
+  delete sECI;
+  delete sKANJI;
+  delete sNUMERIC;
+  delete sGBK;
+  delete sTERMINATOR;
+  delete sFNC1_FIRST_POSITION;
+  delete sFNC1_SECOND_POSITION;
+  delete sSTRUCTURED_APPEND;
+}
+CBC_QRCoderMode* CBC_QRCoderMode::ForBits(int32_t bits, int32_t& e) {
+  switch (bits) {
+    case 0x0:
+      return sTERMINATOR;
+    case 0x1:
+      return sNUMERIC;
+    case 0x2:
+      return sALPHANUMERIC;
+    case 0x3:
+      return sSTRUCTURED_APPEND;
+    case 0x4:
+      return sBYTE;
+    case 0x5:
+      return sFNC1_FIRST_POSITION;
+    case 0x7:
+      return sECI;
+    case 0x8:
+      return sKANJI;
+    case 0x9:
+      return sFNC1_SECOND_POSITION;
+    case 0x0D:
+      return sGBK;
+    default: {
+      e = BCExceptionUnsupportedMode;
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+  }
+  return NULL;
+}
+int32_t CBC_QRCoderMode::GetBits() {
+  return m_bits;
+}
+CFX_ByteString CBC_QRCoderMode::GetName() {
+  return m_name;
+}
+int32_t CBC_QRCoderMode::GetCharacterCountBits(CBC_QRCoderVersion* version,
+                                               int32_t& e) {
+  if (m_characterCountBitsForVersions == NULL) {
+    e = BCExceptionCharacterNotThisMode;
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  }
+  int32_t number = version->GetVersionNumber();
+  int32_t offset;
+  if (number <= 9) {
+    offset = 0;
+  } else if (number <= 26) {
+    offset = 1;
+  } else {
+    offset = 2;
+  }
+  return m_characterCountBitsForVersions[offset];
+}
+void CBC_QRCoderMode::Destroy() {
+  if (sBYTE) {
+    delete CBC_QRCoderMode::sBYTE;
+    sBYTE = NULL;
+  }
+  if (sNUMERIC) {
+    delete CBC_QRCoderMode::sNUMERIC;
+    sNUMERIC = NULL;
+  }
+  if (sALPHANUMERIC) {
+    delete CBC_QRCoderMode::sALPHANUMERIC;
+    sALPHANUMERIC = NULL;
+  }
+  if (sKANJI) {
+    delete CBC_QRCoderMode::sKANJI;
+    sKANJI = NULL;
+  }
+  if (sECI) {
+    delete CBC_QRCoderMode::sECI;
+    sECI = NULL;
+  }
+  if (sGBK) {
+    delete CBC_QRCoderMode::sGBK;
+    sGBK = NULL;
+  }
+  if (sTERMINATOR) {
+    delete CBC_QRCoderMode::sTERMINATOR;
+    sTERMINATOR = NULL;
+  }
+  if (sFNC1_FIRST_POSITION) {
+    delete CBC_QRCoderMode::sFNC1_FIRST_POSITION;
+    sFNC1_FIRST_POSITION = NULL;
+  }
+  if (sFNC1_SECOND_POSITION) {
+    delete CBC_QRCoderMode::sFNC1_SECOND_POSITION;
+    sFNC1_SECOND_POSITION = NULL;
+  }
+  if (sSTRUCTURED_APPEND) {
+    delete CBC_QRCoderMode::sSTRUCTURED_APPEND;
+    sSTRUCTURED_APPEND = NULL;
+  }
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderMode.h b/xfa/fxbarcode/qrcode/BC_QRCoderMode.h
new file mode 100644
index 0000000..e36f7a1
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderMode.h
@@ -0,0 +1,51 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERMODE_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERMODE_H_
+
+#include <stdint.h>
+
+#include "core/include/fxcrt/fx_string.h"
+
+class CBC_QRCoderVersion;
+
+class CBC_QRCoderMode {
+ private:
+  int32_t* m_characterCountBitsForVersions;
+  int32_t m_bits;
+  CFX_ByteString m_name;
+  CBC_QRCoderMode(int32_t* characterCountBitsForVersions,
+                  int32_t x1,
+                  int32_t x2,
+                  int32_t x3,
+                  int32_t bits,
+                  CFX_ByteString name);
+  CBC_QRCoderMode();
+
+ public:
+  static CBC_QRCoderMode* sBYTE;
+  static CBC_QRCoderMode* sNUMERIC;
+  static CBC_QRCoderMode* sALPHANUMERIC;
+  static CBC_QRCoderMode* sKANJI;
+  static CBC_QRCoderMode* sECI;
+  static CBC_QRCoderMode* sGBK;
+  static CBC_QRCoderMode* sTERMINATOR;
+  static CBC_QRCoderMode* sFNC1_FIRST_POSITION;
+  static CBC_QRCoderMode* sFNC1_SECOND_POSITION;
+  static CBC_QRCoderMode* sSTRUCTURED_APPEND;
+  virtual ~CBC_QRCoderMode();
+
+  static void Initialize();
+  static void Finalize();
+  static CBC_QRCoderMode* ForBits(int32_t bits, int32_t& e);
+  int32_t GetCharacterCountBits(CBC_QRCoderVersion* version, int32_t& e);
+  int32_t GetBits();
+  CFX_ByteString GetName();
+  static void Destroy();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERMODE_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderVersion.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderVersion.cpp
new file mode 100644
index 0000000..1ff557e
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderVersion.cpp
@@ -0,0 +1,769 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECB.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_QRCoderVersion::VERSION_DECODE_INFO[] = {
+    0x07C94, 0x085BC, 0x09A99, 0x0A4D3, 0x0BBF6, 0x0C762, 0x0D847,
+    0x0E60D, 0x0F928, 0x10B78, 0x1145D, 0x12A17, 0x13532, 0x149A6,
+    0x15683, 0x168C9, 0x177EC, 0x18EC4, 0x191E1, 0x1AFAB, 0x1B08E,
+    0x1CC1A, 0x1D33F, 0x1ED75, 0x1F250, 0x209D5, 0x216F0, 0x228BA,
+    0x2379F, 0x24B0B, 0x2542E, 0x26A64, 0x27541, 0x28C69};
+CFX_PtrArray* CBC_QRCoderVersion::VERSION = NULL;
+
+void CBC_QRCoderVersion::Initialize() {
+  VERSION = new CFX_PtrArray();
+}
+void CBC_QRCoderVersion::Finalize() {
+  for (int32_t i = 0; i < VERSION->GetSize(); i++) {
+    CBC_QRCoderVersion* v = (CBC_QRCoderVersion*)(VERSION->GetAt(i));
+    delete v;
+  }
+  delete VERSION;
+}
+CBC_QRCoderVersion::CBC_QRCoderVersion(int32_t versionNumber,
+                                       CBC_QRCoderECBlocks* ecBlocks1,
+                                       CBC_QRCoderECBlocks* ecBlocks2,
+                                       CBC_QRCoderECBlocks* ecBlocks3,
+                                       CBC_QRCoderECBlocks* ecBlocks4) {
+  m_versionNumber = versionNumber;
+  m_ecBlocks.Add(ecBlocks1);
+  m_ecBlocks.Add(ecBlocks2);
+  m_ecBlocks.Add(ecBlocks3);
+  m_ecBlocks.Add(ecBlocks4);
+  int32_t total = 0;
+  int32_t ecCodeWords = ecBlocks1->GetECCodeWordsPerBlock();
+  CFX_PtrArray* ecbArray = ecBlocks1->GetECBlocks();
+  for (int32_t i = 0; i < ecbArray->GetSize(); i++) {
+    CBC_QRCoderECB* ecBlock = (CBC_QRCoderECB*)((*ecbArray)[i]);
+    total += ecBlock->GetCount() * (ecBlock->GetDataCodeWords() + ecCodeWords);
+  }
+  m_totalCodeWords = total;
+  switch (versionNumber) {
+    case 1:
+      break;
+    case 2:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(18);
+      break;
+    case 3:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(22);
+      break;
+    case 4:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      break;
+    case 5:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      break;
+    case 6:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(34);
+      break;
+    case 7:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(22);
+      m_alignmentPatternCenters.Add(38);
+      break;
+    case 8:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(24);
+      m_alignmentPatternCenters.Add(42);
+      break;
+    case 9:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(46);
+      break;
+    case 10:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(28);
+      m_alignmentPatternCenters.Add(50);
+      break;
+    case 11:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(54);
+      break;
+    case 12:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(32);
+      m_alignmentPatternCenters.Add(58);
+      break;
+    case 13:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(34);
+      m_alignmentPatternCenters.Add(62);
+      break;
+    case 14:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(46);
+      m_alignmentPatternCenters.Add(66);
+      break;
+    case 15:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(48);
+      m_alignmentPatternCenters.Add(70);
+      break;
+    case 16:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(50);
+      m_alignmentPatternCenters.Add(74);
+      break;
+    case 17:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(54);
+      m_alignmentPatternCenters.Add(78);
+      break;
+    case 18:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(56);
+      m_alignmentPatternCenters.Add(82);
+      break;
+    case 19:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(58);
+      m_alignmentPatternCenters.Add(86);
+      break;
+    case 20:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(34);
+      m_alignmentPatternCenters.Add(62);
+      m_alignmentPatternCenters.Add(90);
+      break;
+    case 21:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(28);
+      m_alignmentPatternCenters.Add(50);
+      m_alignmentPatternCenters.Add(72);
+      m_alignmentPatternCenters.Add(94);
+      break;
+    case 22:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(50);
+      m_alignmentPatternCenters.Add(74);
+      m_alignmentPatternCenters.Add(98);
+      break;
+    case 23:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(54);
+      m_alignmentPatternCenters.Add(74);
+      m_alignmentPatternCenters.Add(102);
+      break;
+    case 24:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(28);
+      m_alignmentPatternCenters.Add(54);
+      m_alignmentPatternCenters.Add(80);
+      m_alignmentPatternCenters.Add(106);
+      break;
+    case 25:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(32);
+      m_alignmentPatternCenters.Add(58);
+      m_alignmentPatternCenters.Add(84);
+      m_alignmentPatternCenters.Add(110);
+      break;
+    case 26:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(58);
+      m_alignmentPatternCenters.Add(86);
+      m_alignmentPatternCenters.Add(114);
+      break;
+    case 27:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(34);
+      m_alignmentPatternCenters.Add(62);
+      m_alignmentPatternCenters.Add(90);
+      m_alignmentPatternCenters.Add(118);
+      break;
+    case 28:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(50);
+      m_alignmentPatternCenters.Add(74);
+      m_alignmentPatternCenters.Add(98);
+      m_alignmentPatternCenters.Add(122);
+      break;
+    case 29:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(54);
+      m_alignmentPatternCenters.Add(78);
+      m_alignmentPatternCenters.Add(102);
+      m_alignmentPatternCenters.Add(126);
+      break;
+    case 30:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(52);
+      m_alignmentPatternCenters.Add(78);
+      m_alignmentPatternCenters.Add(104);
+      m_alignmentPatternCenters.Add(130);
+      break;
+    case 31:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(56);
+      m_alignmentPatternCenters.Add(82);
+      m_alignmentPatternCenters.Add(108);
+      m_alignmentPatternCenters.Add(134);
+      break;
+    case 32:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(34);
+      m_alignmentPatternCenters.Add(60);
+      m_alignmentPatternCenters.Add(86);
+      m_alignmentPatternCenters.Add(112);
+      m_alignmentPatternCenters.Add(138);
+      break;
+    case 33:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(58);
+      m_alignmentPatternCenters.Add(86);
+      m_alignmentPatternCenters.Add(114);
+      m_alignmentPatternCenters.Add(142);
+      break;
+    case 34:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(34);
+      m_alignmentPatternCenters.Add(62);
+      m_alignmentPatternCenters.Add(90);
+      m_alignmentPatternCenters.Add(118);
+      m_alignmentPatternCenters.Add(146);
+      break;
+    case 35:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(54);
+      m_alignmentPatternCenters.Add(78);
+      m_alignmentPatternCenters.Add(102);
+      m_alignmentPatternCenters.Add(126);
+      m_alignmentPatternCenters.Add(150);
+      break;
+    case 36:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(24);
+      m_alignmentPatternCenters.Add(50);
+      m_alignmentPatternCenters.Add(76);
+      m_alignmentPatternCenters.Add(102);
+      m_alignmentPatternCenters.Add(128);
+      m_alignmentPatternCenters.Add(154);
+      break;
+    case 37:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(28);
+      m_alignmentPatternCenters.Add(54);
+      m_alignmentPatternCenters.Add(80);
+      m_alignmentPatternCenters.Add(106);
+      m_alignmentPatternCenters.Add(132);
+      m_alignmentPatternCenters.Add(158);
+      break;
+    case 38:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(32);
+      m_alignmentPatternCenters.Add(58);
+      m_alignmentPatternCenters.Add(84);
+      m_alignmentPatternCenters.Add(110);
+      m_alignmentPatternCenters.Add(136);
+      m_alignmentPatternCenters.Add(162);
+      break;
+    case 39:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(26);
+      m_alignmentPatternCenters.Add(54);
+      m_alignmentPatternCenters.Add(82);
+      m_alignmentPatternCenters.Add(110);
+      m_alignmentPatternCenters.Add(138);
+      m_alignmentPatternCenters.Add(166);
+      break;
+    case 40:
+      m_alignmentPatternCenters.Add(6);
+      m_alignmentPatternCenters.Add(30);
+      m_alignmentPatternCenters.Add(58);
+      m_alignmentPatternCenters.Add(86);
+      m_alignmentPatternCenters.Add(114);
+      m_alignmentPatternCenters.Add(142);
+      m_alignmentPatternCenters.Add(170);
+      break;
+  }
+}
+CBC_QRCoderVersion::~CBC_QRCoderVersion() {
+  if (m_ecBlocks.GetSize() != 0) {
+    int32_t itBeg = 0;
+    int32_t itEnd = m_ecBlocks.GetSize();
+    while (itBeg != itEnd) {
+      delete ((CBC_QRCoderECBlocks*)(m_ecBlocks[itBeg]));
+      itBeg++;
+    }
+  }
+}
+int32_t CBC_QRCoderVersion::GetVersionNumber() {
+  return m_versionNumber;
+}
+CFX_Int32Array* CBC_QRCoderVersion::GetAlignmentPatternCenters() {
+  return &m_alignmentPatternCenters;
+}
+int32_t CBC_QRCoderVersion::GetTotalCodeWords() {
+  return m_totalCodeWords;
+}
+int32_t CBC_QRCoderVersion::GetDimensionForVersion() {
+  return 17 + 4 * m_versionNumber;
+}
+CBC_QRCoderECBlocks* CBC_QRCoderVersion::GetECBlocksForLevel(
+    CBC_QRCoderErrorCorrectionLevel* ecLevel) {
+  return (CBC_QRCoderECBlocks*)m_ecBlocks[ecLevel->Ordinal()];
+}
+CBC_QRCoderVersion* CBC_QRCoderVersion::GetProvisionalVersionForDimension(
+    int32_t dimension,
+    int32_t& e) {
+  if ((dimension % 4) != 1) {
+    e = BCExceptionRead;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  CBC_QRCoderVersion* qcv = GetVersionForNumber((dimension - 17) >> 2, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return qcv;
+}
+CBC_QRCoderVersion* CBC_QRCoderVersion::DecodeVersionInformation(
+    int32_t versionBits,
+    int32_t& e) {
+  int32_t bestDifference = FXSYS_IntMax;
+  int32_t bestVersion = 0;
+  for (int32_t i = 0; i < 34; i++) {
+    int32_t targetVersion = VERSION_DECODE_INFO[i];
+    if (targetVersion == versionBits) {
+      CBC_QRCoderVersion* qcv = GetVersionForNumber(i + 7, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      return qcv;
+    }
+    int32_t bitsDifference = CBC_QRCoderFormatInformation::NumBitsDiffering(
+        versionBits, targetVersion);
+    if (bitsDifference < bestDifference) {
+      bestVersion = i + 7;
+      bestDifference = bitsDifference;
+    }
+  }
+  if (bestDifference <= 3) {
+    CBC_QRCoderVersion* qcv = GetVersionForNumber(bestVersion, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    return qcv;
+  }
+  return NULL;
+}
+CBC_CommonBitMatrix* CBC_QRCoderVersion::BuildFunctionPattern(int32_t& e) {
+  int32_t dimension = GetDimensionForVersion();
+  CBC_CommonBitMatrix* bitMatrix = new CBC_CommonBitMatrix();
+  bitMatrix->Init(dimension);
+  bitMatrix->SetRegion(0, 0, 9, 9, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  bitMatrix->SetRegion(dimension - 8, 0, 8, 9, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  bitMatrix->SetRegion(0, dimension - 8, 9, 8, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t max = m_alignmentPatternCenters.GetSize();
+  for (int32_t x = 0; x < max; x++) {
+    int32_t i = m_alignmentPatternCenters[x] - 2;
+    for (int32_t y = 0; y < max; y++) {
+      if ((x == 0 && (y == 0 || y == max - 1)) || (x == max - 1 && y == 0)) {
+        continue;
+      }
+      bitMatrix->SetRegion(m_alignmentPatternCenters[y] - 2, i, 5, 5, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    }
+  }
+  bitMatrix->SetRegion(6, 9, 1, dimension - 17, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  bitMatrix->SetRegion(9, 6, dimension - 17, 1, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  if (m_versionNumber > 6) {
+    bitMatrix->SetRegion(dimension - 11, 0, 3, 6, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    bitMatrix->SetRegion(0, dimension - 11, 6, 3, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return bitMatrix;
+}
+CBC_QRCoderVersion* CBC_QRCoderVersion::GetVersionForNumber(
+    int32_t versionNumber,
+    int32_t& e) {
+  if (VERSION->GetSize() == 0) {
+    VERSION->Add(new CBC_QRCoderVersion(
+        1, new CBC_QRCoderECBlocks(7, new CBC_QRCoderECB(1, 19)),
+        new CBC_QRCoderECBlocks(10, new CBC_QRCoderECB(1, 16)),
+        new CBC_QRCoderECBlocks(13, new CBC_QRCoderECB(1, 13)),
+        new CBC_QRCoderECBlocks(17, new CBC_QRCoderECB(1, 9))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        2, new CBC_QRCoderECBlocks(10, new CBC_QRCoderECB(1, 34)),
+        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(1, 28)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(1, 22)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        3, new CBC_QRCoderECBlocks(15, new CBC_QRCoderECB(1, 55)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(1, 44)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 17)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 13))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        4, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(1, 80)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 32)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(2, 24)),
+        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(4, 9))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        5, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(1, 108)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 43)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 15),
+                                new CBC_QRCoderECB(2, 16)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 11),
+                                new CBC_QRCoderECB(2, 12))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        6, new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 68)),
+        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(4, 27)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 19)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 15))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        7, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(2, 78)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(4, 31)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 14),
+                                new CBC_QRCoderECB(4, 15)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 13),
+                                new CBC_QRCoderECB(1, 14))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        8, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 97)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 38),
+                                new CBC_QRCoderECB(2, 39)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(4, 18),
+                                new CBC_QRCoderECB(2, 19)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 14),
+                                new CBC_QRCoderECB(2, 15))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        9, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(2, 116)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(3, 36),
+                                new CBC_QRCoderECB(2, 37)),
+        new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(4, 16),
+                                new CBC_QRCoderECB(4, 17)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 12),
+                                new CBC_QRCoderECB(4, 13))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        10, new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 68),
+                                    new CBC_QRCoderECB(2, 69)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 43),
+                                new CBC_QRCoderECB(1, 44)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(6, 19),
+                                new CBC_QRCoderECB(2, 20)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 15),
+                                new CBC_QRCoderECB(2, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        11, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(4, 81)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(1, 50),
+                                new CBC_QRCoderECB(4, 51)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 22),
+                                new CBC_QRCoderECB(4, 23)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(3, 12),
+                                new CBC_QRCoderECB(8, 13))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        12, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 92),
+                                    new CBC_QRCoderECB(2, 93)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(6, 36),
+                                new CBC_QRCoderECB(2, 37)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 20),
+                                new CBC_QRCoderECB(6, 21)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(7, 14),
+                                new CBC_QRCoderECB(4, 15))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        13, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 107)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(8, 37),
+                                new CBC_QRCoderECB(1, 38)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(8, 20),
+                                new CBC_QRCoderECB(4, 21)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(12, 11),
+                                new CBC_QRCoderECB(4, 12))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        14, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 115),
+                                    new CBC_QRCoderECB(1, 116)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 40),
+                                new CBC_QRCoderECB(5, 41)),
+        new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(11, 16),
+                                new CBC_QRCoderECB(5, 17)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(11, 12),
+                                new CBC_QRCoderECB(5, 13))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        15, new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(5, 87),
+                                    new CBC_QRCoderECB(1, 88)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(5, 41),
+                                new CBC_QRCoderECB(5, 42)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 24),
+                                new CBC_QRCoderECB(7, 25)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(11, 12),
+                                new CBC_QRCoderECB(7, 13))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        16, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(5, 98),
+                                    new CBC_QRCoderECB(1, 99)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(7, 45),
+                                new CBC_QRCoderECB(3, 46)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(15, 19),
+                                new CBC_QRCoderECB(2, 20)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 15),
+                                new CBC_QRCoderECB(13, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        17, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 107),
+                                    new CBC_QRCoderECB(5, 108)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 46),
+                                new CBC_QRCoderECB(1, 47)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 22),
+                                new CBC_QRCoderECB(15, 23)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 14),
+                                new CBC_QRCoderECB(17, 15))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        18, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 120),
+                                    new CBC_QRCoderECB(1, 121)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(9, 43),
+                                new CBC_QRCoderECB(4, 44)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 22),
+                                new CBC_QRCoderECB(1, 23)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 14),
+                                new CBC_QRCoderECB(19, 15))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        19, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 113),
+                                    new CBC_QRCoderECB(4, 114)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(3, 44),
+                                new CBC_QRCoderECB(11, 45)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(17, 21),
+                                new CBC_QRCoderECB(4, 22)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(9, 13),
+                                new CBC_QRCoderECB(16, 14))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        20, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 107),
+                                    new CBC_QRCoderECB(5, 108)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(3, 41),
+                                new CBC_QRCoderECB(13, 42)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(15, 24),
+                                new CBC_QRCoderECB(5, 25)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(15, 15),
+                                new CBC_QRCoderECB(10, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        21, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 116),
+                                    new CBC_QRCoderECB(4, 117)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(17, 42)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 22),
+                                new CBC_QRCoderECB(6, 23)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 16),
+                                new CBC_QRCoderECB(6, 17))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        22, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 111),
+                                    new CBC_QRCoderECB(7, 112)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 24),
+                                new CBC_QRCoderECB(16, 25)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(34, 13))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        23, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 121),
+                                    new CBC_QRCoderECB(5, 122)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 47),
+                                new CBC_QRCoderECB(14, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 24),
+                                new CBC_QRCoderECB(14, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(16, 15),
+                                new CBC_QRCoderECB(14, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        24, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(6, 117),
+                                    new CBC_QRCoderECB(4, 118)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 45),
+                                new CBC_QRCoderECB(14, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 24),
+                                new CBC_QRCoderECB(16, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(30, 16),
+                                new CBC_QRCoderECB(2, 17))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        25, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(8, 106),
+                                    new CBC_QRCoderECB(4, 107)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(8, 47),
+                                new CBC_QRCoderECB(13, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 24),
+                                new CBC_QRCoderECB(22, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(22, 15),
+                                new CBC_QRCoderECB(13, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        26, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 114),
+                                    new CBC_QRCoderECB(2, 115)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(19, 46),
+                                new CBC_QRCoderECB(4, 47)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(28, 22),
+                                new CBC_QRCoderECB(6, 23)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(33, 16),
+                                new CBC_QRCoderECB(4, 17))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        27, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(8, 122),
+                                    new CBC_QRCoderECB(4, 123)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(22, 45),
+                                new CBC_QRCoderECB(3, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(8, 23),
+                                new CBC_QRCoderECB(26, 24)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(12, 15),
+                                new CBC_QRCoderECB(28, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        28, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 117),
+                                    new CBC_QRCoderECB(10, 118)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 45),
+                                new CBC_QRCoderECB(23, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 24),
+                                new CBC_QRCoderECB(31, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 15),
+                                new CBC_QRCoderECB(31, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        29, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 116),
+                                    new CBC_QRCoderECB(7, 117)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(21, 45),
+                                new CBC_QRCoderECB(7, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(1, 23),
+                                new CBC_QRCoderECB(37, 24)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 15),
+                                new CBC_QRCoderECB(26, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        30, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 115),
+                                    new CBC_QRCoderECB(10, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(19, 47),
+                                new CBC_QRCoderECB(10, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(15, 24),
+                                new CBC_QRCoderECB(25, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(23, 15),
+                                new CBC_QRCoderECB(25, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        31, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(13, 115),
+                                    new CBC_QRCoderECB(3, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 46),
+                                new CBC_QRCoderECB(29, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(42, 24),
+                                new CBC_QRCoderECB(1, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(23, 15),
+                                new CBC_QRCoderECB(28, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        32, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 115)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 46),
+                                new CBC_QRCoderECB(23, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(10, 24),
+                                new CBC_QRCoderECB(35, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 15),
+                                new CBC_QRCoderECB(35, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        33, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 115),
+                                    new CBC_QRCoderECB(1, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(14, 46),
+                                new CBC_QRCoderECB(21, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(29, 24),
+                                new CBC_QRCoderECB(19, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 15),
+                                new CBC_QRCoderECB(46, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        34, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(13, 115),
+                                    new CBC_QRCoderECB(6, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(14, 46),
+                                new CBC_QRCoderECB(23, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(44, 24),
+                                new CBC_QRCoderECB(7, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(59, 16),
+                                new CBC_QRCoderECB(1, 17))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        35, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(12, 121),
+                                    new CBC_QRCoderECB(7, 122)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(12, 47),
+                                new CBC_QRCoderECB(26, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(39, 24),
+                                new CBC_QRCoderECB(14, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(22, 15),
+                                new CBC_QRCoderECB(41, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        36, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(6, 121),
+                                    new CBC_QRCoderECB(14, 122)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 47),
+                                new CBC_QRCoderECB(34, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(46, 24),
+                                new CBC_QRCoderECB(10, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(2, 15),
+                                new CBC_QRCoderECB(64, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        37, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 122),
+                                    new CBC_QRCoderECB(4, 123)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(29, 46),
+                                new CBC_QRCoderECB(14, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(49, 24),
+                                new CBC_QRCoderECB(10, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(24, 15),
+                                new CBC_QRCoderECB(46, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        38, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 122),
+                                    new CBC_QRCoderECB(18, 123)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(13, 46),
+                                new CBC_QRCoderECB(32, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(48, 24),
+                                new CBC_QRCoderECB(14, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(42, 15),
+                                new CBC_QRCoderECB(32, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        39, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(20, 117),
+                                    new CBC_QRCoderECB(4, 118)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(40, 47),
+                                new CBC_QRCoderECB(7, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(43, 24),
+                                new CBC_QRCoderECB(22, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(10, 15),
+                                new CBC_QRCoderECB(67, 16))));
+    VERSION->Add(new CBC_QRCoderVersion(
+        40, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 118),
+                                    new CBC_QRCoderECB(6, 119)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(18, 47),
+                                new CBC_QRCoderECB(31, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(34, 24),
+                                new CBC_QRCoderECB(34, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(20, 15),
+                                new CBC_QRCoderECB(61, 16))));
+  }
+  if (versionNumber < 1 || versionNumber > 40) {
+    e = BCExceptionIllegalArgument;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return (CBC_QRCoderVersion*)(*VERSION)[versionNumber - 1];
+}
+void CBC_QRCoderVersion::Destroy() {
+  int32_t i;
+  for (i = 0; i < VERSION->GetSize(); i++) {
+    delete ((CBC_QRCoderVersion*)(*VERSION)[i]);
+  }
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderVersion.h b/xfa/fxbarcode/qrcode/BC_QRCoderVersion.h
new file mode 100644
index 0000000..dd2b0c6
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCoderVersion.h
@@ -0,0 +1,54 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRCODERVERSION_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRCODERVERSION_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_QRCoderECBlocks;
+class CBC_CommonBitMatrix;
+class CBC_QRCoderErrorCorrectionLevel;
+
+class CBC_QRCoderVersion {
+ private:
+  static const int32_t VERSION_DECODE_INFO[34];
+  static CFX_PtrArray* VERSION;
+  int32_t m_versionNumber;
+  int32_t m_totalCodeWords;
+  CFX_Int32Array m_alignmentPatternCenters;
+  CFX_PtrArray m_ecBlocks;
+
+  CBC_QRCoderVersion();
+  CBC_QRCoderVersion(int32_t versionNumber,
+                     CBC_QRCoderECBlocks* ecBlocks1,
+                     CBC_QRCoderECBlocks* ecBlocks2,
+                     CBC_QRCoderECBlocks* ecBlocks3,
+                     CBC_QRCoderECBlocks* ecBlocks4);
+
+ public:
+  virtual ~CBC_QRCoderVersion();
+  static void Initialize();
+  static void Finalize();
+
+  int32_t GetVersionNumber();
+  int32_t GetTotalCodeWords();
+  int32_t GetDimensionForVersion();
+  CBC_CommonBitMatrix* BuildFunctionPattern(int32_t& e);
+  CFX_Int32Array* GetAlignmentPatternCenters();
+  CBC_QRCoderECBlocks* GetECBlocksForLevel(
+      CBC_QRCoderErrorCorrectionLevel* ecLevel);
+  static CBC_QRCoderVersion* GetVersionForNumber(int32_t versionNumber,
+                                                 int32_t& e);
+  static CBC_QRCoderVersion* GetProvisionalVersionForDimension(
+      int32_t dimension,
+      int32_t& e);
+  static CBC_QRCoderVersion* DecodeVersionInformation(int32_t versionBits,
+                                                      int32_t& e);
+  static void Destroy();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRCODERVERSION_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRDataBlock.cpp b/xfa/fxbarcode/qrcode/BC_QRDataBlock.cpp
new file mode 100644
index 0000000..9805ac9
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDataBlock.cpp
@@ -0,0 +1,111 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRDataBlock.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECB.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_QRDataBlock::CBC_QRDataBlock(int32_t numDataCodewords,
+                                 CFX_ByteArray* codewords)
+    : m_numDataCodewords(numDataCodewords), m_codewords(codewords) {}
+CBC_QRDataBlock::~CBC_QRDataBlock() {
+  delete m_codewords;
+}
+int32_t CBC_QRDataBlock::GetNumDataCodewords() {
+  return m_numDataCodewords;
+}
+CFX_ByteArray* CBC_QRDataBlock::GetCodewords() {
+  return m_codewords;
+}
+CFX_PtrArray* CBC_QRDataBlock::GetDataBlocks(
+    CFX_ByteArray* rawCodewords,
+    CBC_QRCoderVersion* version,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t& e) {
+  if (rawCodewords->GetSize() != version->GetTotalCodeWords()) {
+    e = BCExceptionIllegalArgument;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  CBC_QRCoderECBlocks* ecBlocks = version->GetECBlocksForLevel(ecLevel);
+  int32_t totalBlocks = 0;
+  CFX_PtrArray* ecBlockArray = ecBlocks->GetECBlocks();
+  int32_t i = 0;
+  for (i = 0; i < ecBlockArray->GetSize(); i++) {
+    totalBlocks += ((CBC_QRCoderECB*)(*ecBlockArray)[i])->GetCount();
+  }
+  std::unique_ptr<CFX_PtrArray> result(new CFX_PtrArray());
+  result->SetSize(totalBlocks);
+  int32_t numResultBlocks = 0;
+  for (int32_t j = 0; j < ecBlockArray->GetSize(); j++) {
+    CBC_QRCoderECB* ecBlock = (CBC_QRCoderECB*)(*ecBlockArray)[j];
+    for (int32_t k = 0; k < ecBlock->GetCount(); k++) {
+      int32_t numDataCodewords = ecBlock->GetDataCodeWords();
+      int32_t numBlockCodewords =
+          ecBlocks->GetECCodeWordsPerBlock() + numDataCodewords;
+      CFX_ByteArray* bytearray = new CFX_ByteArray();
+      bytearray->SetSize(numBlockCodewords);
+      (*result)[numResultBlocks++] =
+          new CBC_QRDataBlock(numDataCodewords, bytearray);
+    }
+  }
+  int32_t shorterBlocksTotalCodewords =
+      ((CBC_QRDataBlock*)(*result)[0])->m_codewords->GetSize();
+  int32_t longerBlocksStartAt = result->GetSize() - 1;
+  while (longerBlocksStartAt >= 0) {
+    int32_t numCodewords = ((CBC_QRDataBlock*)(*result)[longerBlocksStartAt])
+                               ->m_codewords->GetSize();
+    if (numCodewords == shorterBlocksTotalCodewords) {
+      break;
+    }
+    longerBlocksStartAt--;
+  }
+  longerBlocksStartAt++;
+  int32_t shorterBlocksNumDataCodewords =
+      shorterBlocksTotalCodewords - ecBlocks->GetECCodeWordsPerBlock();
+  int32_t rawCodewordsOffset = 0;
+  int32_t x = 0;
+  for (int32_t k = 0; k < shorterBlocksNumDataCodewords; k++) {
+    for (x = 0; x < numResultBlocks; x++) {
+      (*(((CBC_QRDataBlock*)(*result)[x])->m_codewords))[k] =
+          (*rawCodewords)[rawCodewordsOffset++];
+    }
+  }
+  for (x = longerBlocksStartAt; x < numResultBlocks; x++) {
+    (*(((CBC_QRDataBlock*)(*result)[x])
+           ->m_codewords))[shorterBlocksNumDataCodewords] =
+        (*rawCodewords)[rawCodewordsOffset++];
+  }
+  int32_t max = ((CBC_QRDataBlock*)(*result)[0])->m_codewords->GetSize();
+  for (i = shorterBlocksNumDataCodewords; i < max; i++) {
+    for (int32_t y = 0; y < numResultBlocks; y++) {
+      int32_t iOffset = y < longerBlocksStartAt ? i : i + 1;
+      (*(((CBC_QRDataBlock*)(*result)[y])->m_codewords))[iOffset] =
+          (*rawCodewords)[rawCodewordsOffset++];
+    }
+  }
+  return result.release();
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRDataBlock.h b/xfa/fxbarcode/qrcode/BC_QRDataBlock.h
new file mode 100644
index 0000000..8e11ab8
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDataBlock.h
@@ -0,0 +1,30 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRDATABLOCK_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRDATABLOCK_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_QRCoderVersion;
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRDataBlock {
+ private:
+  int32_t m_numDataCodewords;
+  CFX_ByteArray* m_codewords;
+  CBC_QRDataBlock(int32_t numDataCodewords, CFX_ByteArray* codewords);
+
+ public:
+  virtual ~CBC_QRDataBlock();
+  int32_t GetNumDataCodewords();
+  CFX_ByteArray* GetCodewords();
+  static CFX_PtrArray* GetDataBlocks(CFX_ByteArray* rawCodewords,
+                                     CBC_QRCoderVersion* version,
+                                     CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                     int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRDATABLOCK_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRDataMask.cpp b/xfa/fxbarcode/qrcode/BC_QRDataMask.cpp
new file mode 100644
index 0000000..20f9406
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDataMask.cpp
@@ -0,0 +1,118 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDataMask.h"
+#include "xfa/fxbarcode/utils.h"
+
+static int32_t N_DATA_MASKS = 0;
+CFX_PtrArray* CBC_QRDataMask::DATA_MASKS = NULL;
+
+void CBC_QRDataMask::Initialize() {
+  DATA_MASKS = new CFX_PtrArray();
+  N_DATA_MASKS = BuildDataMasks();
+}
+void CBC_QRDataMask::Finalize() {
+  Destroy();
+  delete DATA_MASKS;
+}
+void CBC_QRDataMask::Destroy() {
+  int32_t i;
+  for (i = 0; i < N_DATA_MASKS; i++) {
+    CBC_QRDataMask* p = (CBC_QRDataMask*)(*DATA_MASKS)[i];
+    if (p) {
+      delete p;
+    }
+  }
+}
+void CBC_QRDataMask::UnmaskBitMatirx(CBC_CommonBitMatrix* bits,
+                                     int32_t dimension) {
+  for (int32_t i = 0; i < dimension; i++) {
+    for (int32_t j = 0; j < dimension; j++) {
+      if (IsMasked(i, j)) {
+        bits->Flip(j, i);
+      }
+    }
+  }
+}
+CBC_QRDataMask* CBC_QRDataMask::ForReference(int32_t reference, int32_t& e) {
+  if (reference < 0 || reference > 7) {
+    e = BCExceptionReferenceMustBeBetween0And7;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  return (CBC_QRDataMask*)(*DATA_MASKS)[reference];
+}
+class DataMask000 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) { return ((x + y) % 2) == 0; }
+};
+class DataMask001 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) { return (x % 2) == 0; }
+};
+class DataMask010 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) { return y % 3 == 0; }
+};
+class DataMask011 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) { return (x + y) % 3 == 0; }
+};
+class DataMask100 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) {
+    return (((x >> 1) + (y / 3)) % 2) == 0;
+  }
+};
+class DataMask101 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) {
+    size_t temp = x * y;
+    return (temp % 2) + (temp % 3) == 0;
+  }
+};
+class DataMask110 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) {
+    size_t temp = x * y;
+    return (((temp % 2) + (temp % 3)) % 2) == 0;
+  }
+};
+class DataMask111 : public CBC_QRDataMask {
+ public:
+  FX_BOOL IsMasked(int32_t x, int32_t y) {
+    return ((((x + y) % 2) + ((x * y) % 3)) % 2) == 0;
+  }
+};
+int32_t CBC_QRDataMask::BuildDataMasks() {
+  DATA_MASKS->Add(new DataMask000);
+  DATA_MASKS->Add(new DataMask001);
+  DATA_MASKS->Add(new DataMask010);
+  DATA_MASKS->Add(new DataMask011);
+  DATA_MASKS->Add(new DataMask100);
+  DATA_MASKS->Add(new DataMask101);
+  DATA_MASKS->Add(new DataMask110);
+  DATA_MASKS->Add(new DataMask111);
+  return DATA_MASKS->GetSize();
+}
+CBC_QRDataMask::CBC_QRDataMask() {}
+CBC_QRDataMask::~CBC_QRDataMask() {}
diff --git a/xfa/fxbarcode/qrcode/BC_QRDataMask.h b/xfa/fxbarcode/qrcode/BC_QRDataMask.h
new file mode 100644
index 0000000..5893149
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDataMask.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRDATAMASK_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRDATAMASK_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+
+class CBC_QRDataMask {
+ public:
+  static CFX_PtrArray* DATA_MASKS;
+  CBC_QRDataMask();
+  virtual ~CBC_QRDataMask();
+  static void Initialize();
+  static void Finalize();
+  virtual FX_BOOL IsMasked(int32_t i, int32_t j) = 0;
+  void UnmaskBitMatirx(CBC_CommonBitMatrix* bits, int32_t dimension);
+  static CBC_QRDataMask* ForReference(int32_t reference, int32_t& e);
+  static int32_t BuildDataMasks();
+  static void Destroy();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRDATAMASK_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp b/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp
new file mode 100644
index 0000000..8919c3a
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp
@@ -0,0 +1,273 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/common/BC_CommonBitSource.h"
+#include "xfa/fxbarcode/common/BC_CommonCharacterSetECI.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/common/BC_CommonECI.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h"
+
+const FX_CHAR* CBC_QRDecodedBitStreamParser::UTF_8 = "utf8";
+const FX_CHAR CBC_QRDecodedBitStreamParser::ALPHANUMERIC_CHARS[45] = {
+    '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E',
+    'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',
+    'U', 'V', 'W', 'X', 'Y', 'Z', ' ', '$', '%', '*', '+', '-', '.', '/', ':'};
+
+CBC_QRDecodedBitStreamParser::CBC_QRDecodedBitStreamParser() {}
+CBC_QRDecodedBitStreamParser::~CBC_QRDecodedBitStreamParser() {}
+CBC_CommonDecoderResult* CBC_QRDecodedBitStreamParser::Decode(
+    CFX_ByteArray* bytes,
+    CBC_QRCoderVersion* version,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t byteModeDecode,
+    int32_t& e) {
+  CBC_CommonBitSource bits(bytes);
+  CFX_ByteString result;
+  CBC_CommonCharacterSetECI* currentCharacterSetECI = NULL;
+  FX_BOOL fc1Infact = FALSE;
+  CFX_Int32Array byteSegments;
+  CBC_QRCoderMode* mode = NULL;
+  do {
+    if (bits.Available() < 4) {
+      mode = CBC_QRCoderMode::sTERMINATOR;
+    } else {
+      int32_t iTemp1 = bits.ReadBits(4, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      mode = CBC_QRCoderMode::ForBits(iTemp1, e);
+      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      if (mode == NULL) {
+        e = BCExceptionUnSupportMode;
+        BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      }
+    }
+    if (!(mode == CBC_QRCoderMode::sTERMINATOR)) {
+      if (mode == CBC_QRCoderMode::sFNC1_FIRST_POSITION ||
+          mode == CBC_QRCoderMode::sFNC1_SECOND_POSITION) {
+        fc1Infact = TRUE;
+      } else if (mode == CBC_QRCoderMode::sSTRUCTURED_APPEND) {
+        bits.ReadBits(16, e);
+        BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+      } else if (mode == CBC_QRCoderMode::sECI) {
+        int32_t value = ParseECIValue(&bits, e);
+        BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        currentCharacterSetECI =
+            CBC_CommonCharacterSetECI::GetCharacterSetECIByValue(value);
+      } else {
+        if (mode == CBC_QRCoderMode::sGBK) {
+          bits.ReadBits(4, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        }
+        int32_t numBits = mode->GetCharacterCountBits(version, e);
+        BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        int32_t count = bits.ReadBits(numBits, e);
+        BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        if (mode == CBC_QRCoderMode::sNUMERIC) {
+          DecodeNumericSegment(&bits, result, count, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        } else if (mode == CBC_QRCoderMode::sALPHANUMERIC) {
+          DecodeAlphanumericSegment(&bits, result, count, fc1Infact, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        } else if (mode == CBC_QRCoderMode::sBYTE) {
+          DecodeByteSegment(&bits, result, count, currentCharacterSetECI,
+                            &byteSegments, byteModeDecode, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        } else if (mode == CBC_QRCoderMode::sGBK) {
+          DecodeGBKSegment(&bits, result, count, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        } else if (mode == CBC_QRCoderMode::sKANJI) {
+          DecodeKanjiSegment(&bits, result, count, e);
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        } else {
+          e = BCExceptionUnSupportMode;
+          BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+        }
+      }
+    }
+  } while (!(mode == CBC_QRCoderMode::sTERMINATOR));
+  CBC_CommonDecoderResult* tempCd = new CBC_CommonDecoderResult();
+  tempCd->Init(*bytes, result, byteSegments, ecLevel, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return tempCd;
+}
+void CBC_QRDecodedBitStreamParser::DecodeGBKSegment(CBC_CommonBitSource* bits,
+                                                    CFX_ByteString& result,
+                                                    int32_t count,
+                                                    int32_t& e) {
+  CFX_ByteString buffer;
+  while (count > 0) {
+    int32_t twoBytes = bits->ReadBits(13, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    int32_t assembledTwoBytes = ((twoBytes / 0x060) << 8) | (twoBytes % 0x060);
+    if (assembledTwoBytes <= 0x0095d) {
+      assembledTwoBytes += 0x0a1a1;
+    } else {
+      assembledTwoBytes += 0x0a6a1;
+    }
+    buffer += (uint8_t)(assembledTwoBytes >> 8);
+    buffer += (uint8_t)assembledTwoBytes;
+    count--;
+  }
+  CBC_UtilCodingConvert::LocaleToUtf8(buffer, result);
+}
+void CBC_QRDecodedBitStreamParser::DecodeKanjiSegment(CBC_CommonBitSource* bits,
+                                                      CFX_ByteString& result,
+                                                      int32_t count,
+                                                      int32_t& e) {
+  CFX_ByteString buffer;
+  while (count > 0) {
+    int32_t twoBytes = bits->ReadBits(13, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    int32_t assembledTwoBytes = ((twoBytes / 0x0c0) << 8) | (twoBytes % 0x0c0);
+    if (assembledTwoBytes <= 0x01f00) {
+      assembledTwoBytes += 0x08140;
+    } else {
+      assembledTwoBytes += 0x0c140;
+    }
+    buffer += (uint8_t)(assembledTwoBytes >> 8);
+    buffer += (uint8_t)assembledTwoBytes;
+    count--;
+  }
+  CBC_UtilCodingConvert::LocaleToUtf8(buffer, result);
+}
+void CBC_QRDecodedBitStreamParser::DecodeByteSegment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    int32_t count,
+    CBC_CommonCharacterSetECI* currentCharacterSetECI,
+    CFX_Int32Array* byteSegments,
+    int32_t byteModeDecode,
+    int32_t& e) {
+  if (count < 0) {
+    e = BCExceptionNotFound;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  if ((count << 3) > bits->Available()) {
+    e = BCExceptionRead;
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  uint8_t* readBytes = FX_Alloc(uint8_t, count);
+  FXSYS_memset(readBytes, 0x00, count);
+  for (int32_t i = 0; i < count; i++) {
+    readBytes[i] = (uint8_t)bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+  }
+  CFX_ByteString bs(readBytes, count);
+  result += bs;
+  FX_Free(readBytes);
+}
+void CBC_QRDecodedBitStreamParser::DecodeAlphanumericSegment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    int32_t count,
+    FX_BOOL fac1InEffect,
+    int32_t& e) {
+  int32_t start = result.GetLength();
+  while (count > 1) {
+    int32_t nextTwoCharsBits = bits->ReadBits(11, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    BC_FX_ByteString_Append(result, 1,
+                            ALPHANUMERIC_CHARS[nextTwoCharsBits / 45]);
+    BC_FX_ByteString_Append(result, 1,
+                            ALPHANUMERIC_CHARS[nextTwoCharsBits % 45]);
+    count -= 2;
+  }
+  if (count == 1) {
+    int32_t itemp = bits->ReadBits(6, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[itemp]);
+  }
+  if (fac1InEffect) {
+    for (int32_t i = start; i < result.GetLength(); i++) {
+      if (result[i] == '%') {
+        if ((i < result.GetLength() - 1) && result[i + 1] == '%') {
+          result.Delete(i + 1, 1);
+        } else {
+          result.SetAt(i, (FX_CHAR)0x1d);
+        }
+      }
+    }
+  }
+}
+void CBC_QRDecodedBitStreamParser::DecodeNumericSegment(
+    CBC_CommonBitSource* bits,
+    CFX_ByteString& result,
+    int32_t count,
+    int32_t& e) {
+  while (count >= 3) {
+    int32_t threeDigitsBits = bits->ReadBits(10, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    if (threeDigitsBits >= 1000) {
+      e = BCExceptionRead;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    BC_FX_ByteString_Append(result, 1,
+                            ALPHANUMERIC_CHARS[threeDigitsBits / 100]);
+    BC_FX_ByteString_Append(result, 1,
+                            ALPHANUMERIC_CHARS[(threeDigitsBits / 10) % 10]);
+    BC_FX_ByteString_Append(result, 1,
+                            ALPHANUMERIC_CHARS[threeDigitsBits % 10]);
+    count -= 3;
+  }
+  if (count == 2) {
+    int32_t twoDigitBits = bits->ReadBits(7, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    if (twoDigitBits >= 100) {
+      e = BCExceptionRead;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[twoDigitBits / 10]);
+    BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[twoDigitBits % 10]);
+  } else if (count == 1) {
+    int32_t digitBits = bits->ReadBits(4, e);
+    BC_EXCEPTION_CHECK_ReturnVoid(e);
+    if (digitBits >= 10) {
+      e = BCExceptionRead;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[digitBits]);
+  }
+}
+const CFX_ByteString CBC_QRDecodedBitStreamParser::GuessEncoding(
+    CFX_ByteArray* bytes) {
+  return *UTF_8;
+}
+int32_t CBC_QRDecodedBitStreamParser::ParseECIValue(CBC_CommonBitSource* bits,
+                                                    int32_t& e) {
+  int32_t firstByte = bits->ReadBits(8, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  if ((firstByte & 0x80) == 0) {
+    return firstByte & 0x7f;
+  } else if ((firstByte & 0xc0) == 0x80) {
+    int32_t secondByte = bits->ReadBits(8, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    return ((firstByte & 0x3f) << 8) | secondByte;
+  } else if ((firstByte & 0xe0) == 0xc0) {
+    int32_t secondThirdByte = bits->ReadBits(16, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    return ((firstByte & 0x1f) << 16) | secondThirdByte;
+  }
+  e = BCExceptionBadECI;
+  BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+  return 0;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h b/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h
new file mode 100644
index 0000000..0943bc0
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h
@@ -0,0 +1,59 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRDECODEDBITSTREAMPARSER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRDECODEDBITSTREAMPARSER_H_
+
+class CBC_CommonDecoderResult;
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_CommonBitSource;
+class CBC_QRCoderVersion;
+class CBC_CommonCharacterSetECI;
+class CBC_QRDecodedBitStreamParser {
+ private:
+  static const FX_CHAR ALPHANUMERIC_CHARS[45];
+  static const FX_CHAR* UTF_8;
+  CBC_QRDecodedBitStreamParser();
+
+ public:
+  virtual ~CBC_QRDecodedBitStreamParser();
+  static CBC_CommonDecoderResult* Decode(
+      CFX_ByteArray* bytes,
+      CBC_QRCoderVersion* version,
+      CBC_QRCoderErrorCorrectionLevel* ecLevel,
+      int32_t byteModeDecode,
+      int32_t& e);
+
+  static const CFX_ByteString GuessEncoding(CFX_ByteArray* bytes);
+  static int32_t ParseECIValue(CBC_CommonBitSource* bits, int32_t& e);
+  static void DecodeGBKSegment(CBC_CommonBitSource* bits,
+                               CFX_ByteString& result,
+                               int32_t count,
+                               int32_t& e);
+  static void DecodeKanjiSegment(CBC_CommonBitSource* bits,
+                                 CFX_ByteString& result,
+                                 int32_t count,
+                                 int32_t& e);
+  static void DecodeNumericSegment(CBC_CommonBitSource* bits,
+                                   CFX_ByteString& result,
+                                   int32_t count,
+                                   int32_t& e);
+  static void DecodeAlphanumericSegment(CBC_CommonBitSource* bits,
+                                        CFX_ByteString& result,
+                                        int32_t count,
+                                        FX_BOOL fac1InEffect,
+                                        int32_t& e);
+  static void DecodeByteSegment(
+      CBC_CommonBitSource* bits,
+      CFX_ByteString& result,
+      int32_t count,
+      CBC_CommonCharacterSetECI* currentCharacterSetECI,
+      CFX_Int32Array* byteSegments,
+      int32_t byteModeDecode,
+      int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRDECODEDBITSTREAMPARSER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRDetector.cpp b/xfa/fxbarcode/qrcode/BC_QRDetector.cpp
new file mode 100644
index 0000000..030ee43
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDetector.cpp
@@ -0,0 +1,278 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRDetector.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_FinderPatternInfo.h"
+#include "xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetectorResult.h"
+#include "xfa/fxbarcode/qrcode/BC_QRFinderPattern.h"
+#include "xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRGridSampler.h"
+
+CBC_QRDetector::CBC_QRDetector(CBC_CommonBitMatrix* image) : m_image(image) {}
+CBC_QRDetector::~CBC_QRDetector() {}
+CBC_QRDetectorResult* CBC_QRDetector::Detect(int32_t hints, int32_t& e) {
+  CBC_QRFinderPatternFinder finder(m_image);
+  std::unique_ptr<CBC_QRFinderPatternInfo> info(finder.Find(hints, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_QRDetectorResult* qdr = ProcessFinderPatternInfo(info.get(), e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return qdr;
+}
+CBC_QRDetectorResult* CBC_QRDetector::ProcessFinderPatternInfo(
+    CBC_QRFinderPatternInfo* info,
+    int32_t& e) {
+  std::unique_ptr<CBC_QRFinderPattern> topLeft(info->GetTopLeft());
+  std::unique_ptr<CBC_QRFinderPattern> topRight(info->GetTopRight());
+  std::unique_ptr<CBC_QRFinderPattern> bottomLeft(info->GetBottomLeft());
+  FX_FLOAT moduleSize =
+      CalculateModuleSize(topLeft.get(), topRight.get(), bottomLeft.get());
+  if (moduleSize < 1.0f) {
+    e = BCExceptionRead;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  int32_t dimension = ComputeDimension(topLeft.get(), topRight.get(),
+                                       bottomLeft.get(), moduleSize, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CBC_QRCoderVersion* provisionalVersion =
+      CBC_QRCoderVersion::GetProvisionalVersionForDimension(dimension, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t modulesBetweenFPCenters =
+      provisionalVersion->GetDimensionForVersion() - 7;
+  CBC_QRAlignmentPattern* alignmentPattern = NULL;
+  if (provisionalVersion->GetAlignmentPatternCenters()->GetSize() > 0) {
+    FX_FLOAT bottomRightX =
+        topRight->GetX() - topLeft->GetX() + bottomLeft->GetX();
+    FX_FLOAT bottomRightY =
+        topRight->GetY() - topLeft->GetY() + bottomLeft->GetY();
+    FX_FLOAT correctionToTopLeft =
+        1.0f - 3.0f / (FX_FLOAT)modulesBetweenFPCenters;
+    FX_FLOAT xtemp = (topLeft->GetX() +
+                      correctionToTopLeft * (bottomRightX - topLeft->GetX()));
+    int32_t estAlignmentX = (int32_t)xtemp;
+    FX_FLOAT ytemp = (topLeft->GetY() +
+                      correctionToTopLeft * (bottomRightY - topLeft->GetY()));
+    int32_t estAlignmentY = (int32_t)ytemp;
+    for (int32_t i = 4; i <= 16; i <<= 1) {
+      CBC_QRAlignmentPattern* temp = FindAlignmentInRegion(
+          moduleSize, estAlignmentX, estAlignmentY, (FX_FLOAT)i, e);
+      alignmentPattern = temp;
+      break;
+    }
+  }
+  CBC_CommonBitMatrix* bits =
+      SampleGrid(m_image, topLeft.get(), topRight.get(), bottomLeft.get(),
+                 (CBC_ResultPoint*)(alignmentPattern), dimension, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  CFX_PtrArray* points = new CFX_PtrArray;
+  if (alignmentPattern == NULL) {
+    points->Add(bottomLeft.release());
+    points->Add(topLeft.release());
+    points->Add(topRight.release());
+  } else {
+    points->Add(bottomLeft.release());
+    points->Add(topLeft.release());
+    points->Add(topRight.release());
+    points->Add(alignmentPattern);
+  }
+  return new CBC_QRDetectorResult(bits, points);
+}
+CBC_CommonBitMatrix* CBC_QRDetector::SampleGrid(
+    CBC_CommonBitMatrix* image,
+    CBC_ResultPoint* topLeft,
+    CBC_ResultPoint* topRight,
+    CBC_ResultPoint* bottomLeft,
+    CBC_ResultPoint* alignmentPattern,
+    int32_t dimension,
+    int32_t& e) {
+  FX_FLOAT dimMinusThree = (FX_FLOAT)dimension - 3.5f;
+  FX_FLOAT bottomRightX;
+  FX_FLOAT bottomRightY;
+  FX_FLOAT sourceBottomRightX;
+  FX_FLOAT sourceBottomRightY;
+  if (alignmentPattern) {
+    bottomRightX = alignmentPattern->GetX();
+    bottomRightY = alignmentPattern->GetY();
+    sourceBottomRightX = sourceBottomRightY = dimMinusThree - 3.0f;
+  } else {
+    bottomRightX = (topRight->GetX() - topLeft->GetX()) + bottomLeft->GetX();
+    bottomRightY = (topRight->GetY() - topLeft->GetY()) + bottomLeft->GetY();
+    sourceBottomRightX = sourceBottomRightY = dimMinusThree;
+  }
+  CBC_QRGridSampler& sampler = CBC_QRGridSampler::GetInstance();
+  CBC_CommonBitMatrix* cbm = sampler.SampleGrid(
+      image, dimension, dimension, 3.5f, 3.5f, dimMinusThree, 3.5f,
+      sourceBottomRightX, sourceBottomRightY, 3.5f, dimMinusThree,
+      topLeft->GetX(), topLeft->GetY(), topRight->GetX(), topRight->GetY(),
+      bottomRightX, bottomRightY, bottomLeft->GetX(), bottomLeft->GetY(), e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return cbm;
+}
+int32_t CBC_QRDetector::ComputeDimension(CBC_ResultPoint* topLeft,
+                                         CBC_ResultPoint* topRight,
+                                         CBC_ResultPoint* bottomLeft,
+                                         FX_FLOAT moduleSize,
+                                         int32_t& e) {
+  int32_t tltrCentersDimension = Round(
+      CBC_QRFinderPatternFinder::Distance(topLeft, topRight) / moduleSize);
+  int32_t tlblCentersDimension = Round(
+      CBC_QRFinderPatternFinder::Distance(topLeft, bottomLeft) / moduleSize);
+  int32_t dimension = ((tltrCentersDimension + tlblCentersDimension) >> 1) + 7;
+  switch (dimension & 0x03) {
+    case 0:
+      dimension++;
+      break;
+    case 2:
+      dimension--;
+      break;
+    case 3: {
+      e = BCExceptionRead;
+      BC_EXCEPTION_CHECK_ReturnValue(e, 0);
+    }
+  }
+  return dimension;
+}
+FX_FLOAT CBC_QRDetector::CalculateModuleSize(CBC_ResultPoint* topLeft,
+                                             CBC_ResultPoint* topRight,
+                                             CBC_ResultPoint* bottomLeft) {
+  return (CalculateModuleSizeOneWay(topLeft, topRight) +
+          CalculateModuleSizeOneWay(topLeft, bottomLeft)) /
+         2.0f;
+}
+FX_FLOAT CBC_QRDetector::CalculateModuleSizeOneWay(
+    CBC_ResultPoint* pattern,
+    CBC_ResultPoint* otherPattern) {
+  FX_FLOAT moduleSizeEst1 = SizeOfBlackWhiteBlackRunBothWays(
+      (int32_t)pattern->GetX(), (int32_t)pattern->GetY(),
+      (int32_t)otherPattern->GetX(), (int32_t)otherPattern->GetY());
+  FX_FLOAT moduleSizeEst2 = SizeOfBlackWhiteBlackRunBothWays(
+      (int32_t)otherPattern->GetX(), (int32_t)otherPattern->GetY(),
+      (int32_t)pattern->GetX(), (int32_t)pattern->GetY());
+  if (FXSYS_isnan(moduleSizeEst1)) {
+    return moduleSizeEst2;
+  }
+  if (FXSYS_isnan(moduleSizeEst2)) {
+    return moduleSizeEst1;
+  }
+  return (moduleSizeEst1 + moduleSizeEst2) / 14.0f;
+}
+int32_t CBC_QRDetector::Round(FX_FLOAT d) {
+  return (int32_t)(d + 0.5f);
+}
+FX_FLOAT CBC_QRDetector::SizeOfBlackWhiteBlackRunBothWays(int32_t fromX,
+                                                          int32_t fromY,
+                                                          int32_t toX,
+                                                          int32_t toY) {
+  FX_FLOAT result = SizeOfBlackWhiteBlackRun(fromX, fromY, toX, toY);
+  int32_t otherToX = fromX - (toX - fromX);
+  if (otherToX < 0) {
+    otherToX = -1;
+  } else if (otherToX >= m_image->GetWidth()) {
+    otherToX = m_image->GetWidth();
+  }
+  int32_t otherToY = fromY - (toY - fromY);
+  if (otherToY < 0) {
+    otherToY = -1;
+  } else if (otherToY >= m_image->GetHeight()) {
+    otherToY = m_image->GetHeight();
+  }
+  result += SizeOfBlackWhiteBlackRun(fromX, fromY, otherToX, otherToY);
+  return result - 1.0f;
+}
+FX_FLOAT CBC_QRDetector::SizeOfBlackWhiteBlackRun(int32_t fromX,
+                                                  int32_t fromY,
+                                                  int32_t toX,
+                                                  int32_t toY) {
+  FX_BOOL steep = FXSYS_abs(toY - fromY) > FXSYS_abs(toX - fromX);
+  if (steep) {
+    int32_t temp = fromX;
+    fromX = fromY;
+    fromY = temp;
+    temp = toX;
+    toX = toY;
+    toY = temp;
+  }
+  int32_t dx = FXSYS_abs(toX - fromX);
+  int32_t dy = FXSYS_abs(toY - fromY);
+  int32_t error = -dx >> 1;
+  int32_t ystep = fromY < toY ? 1 : -1;
+  int32_t xstep = fromX < toX ? 1 : -1;
+  int32_t state = 0;
+  for (int32_t x = fromX, y = fromY; x != toX; x += xstep) {
+    int32_t realX = steep ? y : x;
+    int32_t realY = steep ? x : y;
+    if (state == 1) {
+      if (m_image->Get(realX, realY)) {
+        state++;
+      }
+    } else {
+      if (!m_image->Get(realX, realY)) {
+        state++;
+      }
+    }
+    if (state == 3) {
+      int32_t diffX = x - fromX;
+      int32_t diffY = y - fromY;
+      return (FX_FLOAT)sqrt((double)(diffX * diffX + diffY * diffY));
+    }
+    error += dy;
+    if (error > 0) {
+      y += ystep;
+      error -= dx;
+    }
+  }
+  int32_t diffX = toX - fromX;
+  int32_t diffY = toY - fromY;
+  return (FX_FLOAT)sqrt((double)(diffX * diffX + diffY * diffY));
+}
+CBC_QRAlignmentPattern* CBC_QRDetector::FindAlignmentInRegion(
+    FX_FLOAT overallEstModuleSize,
+    int32_t estAlignmentX,
+    int32_t estAlignmentY,
+    FX_FLOAT allowanceFactor,
+    int32_t& e) {
+  int32_t allowance = (int32_t)(allowanceFactor * overallEstModuleSize);
+  int32_t alignmentAreaLeftX = std::max(0, estAlignmentX - allowance);
+  int32_t alignmentAreaRightX =
+      std::min(m_image->GetWidth() - 1, estAlignmentX + allowance);
+  if (alignmentAreaRightX - alignmentAreaLeftX < overallEstModuleSize * 3) {
+    e = BCExceptionRead;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  int32_t alignmentAreaTopY = std::max(0, estAlignmentY - allowance);
+  int32_t alignmentAreaBottomY =
+      std::min(m_image->GetHeight() - 1, estAlignmentY + allowance);
+  CBC_QRAlignmentPatternFinder alignmentFinder(
+      m_image, alignmentAreaLeftX, alignmentAreaTopY,
+      alignmentAreaRightX - alignmentAreaLeftX,
+      alignmentAreaBottomY - alignmentAreaTopY, overallEstModuleSize);
+  CBC_QRAlignmentPattern* qap = alignmentFinder.Find(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  return qap;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRDetector.h b/xfa/fxbarcode/qrcode/BC_QRDetector.h
new file mode 100644
index 0000000..4c17184
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDetector.h
@@ -0,0 +1,63 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRDETECTOR_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRDETECTOR_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_ResultPoint;
+class CBC_CommonBitMatrix;
+class CBC_QRDetectorResult;
+class CBC_QRFinderPatternInfo;
+class CBC_QRAlignmentPattern;
+
+class CBC_QRDetector {
+ private:
+  CBC_CommonBitMatrix* m_image;
+
+ public:
+  CBC_QRDetector(CBC_CommonBitMatrix* image);
+  virtual ~CBC_QRDetector();
+
+  CBC_CommonBitMatrix* GetImage();
+  CBC_QRDetectorResult* Detect(int32_t hints, int32_t& e);
+  CBC_QRDetectorResult* ProcessFinderPatternInfo(CBC_QRFinderPatternInfo* info,
+                                                 int32_t& e);
+  FX_FLOAT CalculateModuleSize(CBC_ResultPoint* topLeft,
+                               CBC_ResultPoint* topRight,
+                               CBC_ResultPoint* bottomLeft);
+  FX_FLOAT CalculateModuleSizeOneWay(CBC_ResultPoint* pattern,
+                                     CBC_ResultPoint* otherPattern);
+  FX_FLOAT SizeOfBlackWhiteBlackRunBothWays(int32_t fromX,
+                                            int32_t fromY,
+                                            int32_t toX,
+                                            int32_t toY);
+  FX_FLOAT SizeOfBlackWhiteBlackRun(int32_t fromX,
+                                    int32_t fromY,
+                                    int32_t toX,
+                                    int32_t toY);
+  CBC_QRAlignmentPattern* FindAlignmentInRegion(FX_FLOAT overallEstModuleSize,
+                                                int32_t estAlignmentX,
+                                                int32_t estAlignmentY,
+                                                FX_FLOAT allowanceFactor,
+                                                int32_t& e);
+  static int32_t Round(FX_FLOAT d);
+  static int32_t ComputeDimension(CBC_ResultPoint* topLeft,
+                                  CBC_ResultPoint* topRight,
+                                  CBC_ResultPoint* bottomLeft,
+                                  FX_FLOAT moduleSize,
+                                  int32_t& e);
+  static CBC_CommonBitMatrix* SampleGrid(CBC_CommonBitMatrix* image,
+                                         CBC_ResultPoint* topLeft,
+                                         CBC_ResultPoint* topRight,
+                                         CBC_ResultPoint* bottomLeft,
+                                         CBC_ResultPoint* alignmentPattern,
+                                         int32_t dimension,
+                                         int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRDETECTOR_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRDetectorResult.cpp b/xfa/fxbarcode/qrcode/BC_QRDetectorResult.cpp
new file mode 100644
index 0000000..18e5d9a
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDetectorResult.cpp
@@ -0,0 +1,43 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetectorResult.h"
+
+CBC_QRDetectorResult::CBC_QRDetectorResult(CBC_CommonBitMatrix* bits,
+                                           CFX_PtrArray* points)
+    : m_bits(bits), m_points(points) {}
+CBC_QRDetectorResult::~CBC_QRDetectorResult() {
+  for (int32_t i = 0; i < m_points->GetSize(); i++) {
+    delete (CBC_ResultPoint*)(*m_points)[i];
+  }
+  m_points->RemoveAll();
+  delete m_points;
+  delete m_bits;
+}
+CBC_CommonBitMatrix* CBC_QRDetectorResult::GetBits() {
+  return m_bits;
+}
+CFX_PtrArray* CBC_QRDetectorResult::GetPoints() {
+  return m_points;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRDetectorResult.h b/xfa/fxbarcode/qrcode/BC_QRDetectorResult.h
new file mode 100644
index 0000000..c6145ec
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRDetectorResult.h
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRDETECTORRESULT_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRDETECTORRESULT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+
+class CBC_QRDetectorResult {
+ private:
+  CBC_CommonBitMatrix* m_bits;
+  CFX_PtrArray* m_points;
+
+ public:
+  CBC_QRDetectorResult(CBC_CommonBitMatrix* bits, CFX_PtrArray* points);
+  virtual ~CBC_QRDetectorResult();
+  CBC_CommonBitMatrix* GetBits();
+  CFX_PtrArray* GetPoints();
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRDETECTORRESULT_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRFinderPattern.cpp b/xfa/fxbarcode/qrcode/BC_QRFinderPattern.cpp
new file mode 100644
index 0000000..5039920
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRFinderPattern.cpp
@@ -0,0 +1,68 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/qrcode/BC_QRFinderPattern.h"
+
+CBC_QRFinderPattern::CBC_QRFinderPattern(FX_FLOAT x,
+                                         FX_FLOAT posY,
+                                         FX_FLOAT estimatedModuleSize)
+    : CBC_ResultPoint(x, posY),
+      m_estimatedModuleSize(estimatedModuleSize),
+      m_count(1) {}
+CBC_QRFinderPattern::~CBC_QRFinderPattern() {
+  m_count = 0;
+  m_x = 0.0f;
+  m_y = 0.0f;
+  m_estimatedModuleSize = 0.0f;
+}
+CBC_QRFinderPattern* CBC_QRFinderPattern::Clone() {
+  CBC_QRFinderPattern* temp =
+      new CBC_QRFinderPattern(m_x, m_y, m_estimatedModuleSize);
+  temp->m_count = m_count;
+  return temp;
+}
+FX_FLOAT CBC_QRFinderPattern::GetEstimatedModuleSize() {
+  return m_estimatedModuleSize;
+}
+int32_t CBC_QRFinderPattern::GetCount() {
+  return m_count;
+}
+void CBC_QRFinderPattern::IncrementCount() {
+  m_count++;
+}
+FX_BOOL CBC_QRFinderPattern::AboutEquals(FX_FLOAT moduleSize,
+                                         FX_FLOAT i,
+                                         FX_FLOAT j) {
+  if ((fabs(i - GetY()) <= moduleSize) && (fabs(j - GetX()) <= moduleSize)) {
+    FX_FLOAT moduleSizeDiff = fabs(moduleSize - m_estimatedModuleSize);
+    return (moduleSizeDiff <= 1.0f) ||
+           (moduleSizeDiff / m_estimatedModuleSize <= 1.0f);
+  }
+  return false;
+}
+FX_FLOAT CBC_QRFinderPattern::GetX() {
+  return m_x;
+}
+FX_FLOAT CBC_QRFinderPattern::GetY() {
+  return m_y;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRFinderPattern.h b/xfa/fxbarcode/qrcode/BC_QRFinderPattern.h
new file mode 100644
index 0000000..bf3adff
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRFinderPattern.h
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRFINDERPATTERN_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRFINDERPATTERN_H_
+
+class CBC_ResultPoint;
+class CBC_QRFinderPattern;
+class CBC_QRFinderPattern : public CBC_ResultPoint {
+ private:
+  FX_FLOAT m_estimatedModuleSize;
+  int32_t m_count;
+
+ public:
+  CBC_QRFinderPattern(FX_FLOAT x, FX_FLOAT posY, FX_FLOAT estimatedModuleSize);
+  virtual ~CBC_QRFinderPattern();
+
+  int32_t GetCount();
+  FX_FLOAT GetX();
+  FX_FLOAT GetY();
+  FX_FLOAT GetEstimatedModuleSize();
+  void IncrementCount();
+  FX_BOOL AboutEquals(FX_FLOAT moduleSize, FX_FLOAT i, FX_FLOAT j);
+  CBC_QRFinderPattern* Clone();
+};
+typedef CBC_QRFinderPattern FinderPattern;
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRFINDERPATTERN_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.cpp b/xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.cpp
new file mode 100644
index 0000000..5ccbd98
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.cpp
@@ -0,0 +1,477 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.h"
+
+#include <memory>
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/qrcode/BC_FinderPatternInfo.h"
+#include "xfa/fxbarcode/qrcode/BC_QRFinderPattern.h"
+#include "xfa/fxbarcode/utils.h"
+
+const int32_t CBC_QRFinderPatternFinder::CENTER_QUORUM = 2;
+const int32_t CBC_QRFinderPatternFinder::MIN_SKIP = 3;
+const int32_t CBC_QRFinderPatternFinder::MAX_MODULES = 57;
+const int32_t CBC_QRFinderPatternFinder::INTEGER_MATH_SHIFT = 8;
+
+CBC_QRFinderPatternFinder::CBC_QRFinderPatternFinder(
+    CBC_CommonBitMatrix* image) {
+  m_image = image;
+  m_crossCheckStateCount.SetSize(5);
+  m_hasSkipped = FALSE;
+}
+CBC_QRFinderPatternFinder::~CBC_QRFinderPatternFinder() {
+  for (int32_t i = 0; i < m_possibleCenters.GetSize(); i++) {
+    delete (CBC_QRFinderPattern*)m_possibleCenters[i];
+  }
+  m_possibleCenters.RemoveAll();
+}
+class ClosestToAverageComparator {
+ private:
+  FX_FLOAT m_averageModuleSize;
+
+ public:
+  ClosestToAverageComparator(FX_FLOAT averageModuleSize)
+      : m_averageModuleSize(averageModuleSize) {}
+  int32_t operator()(FinderPattern* a, FinderPattern* b) {
+    FX_FLOAT dA =
+        (FX_FLOAT)fabs(a->GetEstimatedModuleSize() - m_averageModuleSize);
+    FX_FLOAT dB =
+        (FX_FLOAT)fabs(b->GetEstimatedModuleSize() - m_averageModuleSize);
+    return dA < dB ? -1 : dA > dB ? 1 : 0;
+  }
+};
+class CenterComparator {
+ public:
+  int32_t operator()(FinderPattern* a, FinderPattern* b) {
+    return b->GetCount() - a->GetCount();
+  }
+};
+CBC_CommonBitMatrix* CBC_QRFinderPatternFinder::GetImage() {
+  return m_image;
+}
+CFX_Int32Array& CBC_QRFinderPatternFinder::GetCrossCheckStateCount() {
+  m_crossCheckStateCount[0] = 0;
+  m_crossCheckStateCount[1] = 0;
+  m_crossCheckStateCount[2] = 0;
+  m_crossCheckStateCount[3] = 0;
+  m_crossCheckStateCount[4] = 0;
+  return m_crossCheckStateCount;
+}
+CFX_PtrArray* CBC_QRFinderPatternFinder::GetPossibleCenters() {
+  return &m_possibleCenters;
+}
+CBC_QRFinderPatternInfo* CBC_QRFinderPatternFinder::Find(int32_t hint,
+                                                         int32_t& e) {
+  int32_t maxI = m_image->GetHeight();
+  int32_t maxJ = m_image->GetWidth();
+  int32_t iSkip = (3 * maxI) / (4 * MAX_MODULES);
+  if (iSkip < MIN_SKIP || 0) {
+    iSkip = MIN_SKIP;
+  }
+  FX_BOOL done = FALSE;
+  CFX_Int32Array stateCount;
+  stateCount.SetSize(5);
+  for (int32_t i = iSkip - 1; i < maxI && !done; i += iSkip) {
+    stateCount[0] = 0;
+    stateCount[1] = 0;
+    stateCount[2] = 0;
+    stateCount[3] = 0;
+    stateCount[4] = 0;
+    int32_t currentState = 0;
+    for (int32_t j = 0; j < maxJ; j++) {
+      if (m_image->Get(j, i)) {
+        if ((currentState & 1) == 1) {
+          currentState++;
+        }
+        stateCount[currentState]++;
+      } else {
+        if ((currentState & 1) == 0) {
+          if (currentState == 4) {
+            if (FoundPatternCross(stateCount)) {
+              FX_BOOL confirmed = HandlePossibleCenter(stateCount, i, j);
+              if (confirmed) {
+                iSkip = 2;
+                if (m_hasSkipped) {
+                  done = HaveMultiplyConfirmedCenters();
+                } else {
+                  int32_t rowSkip = FindRowSkip();
+                  if (rowSkip > stateCount[2]) {
+                    i += rowSkip - stateCount[2] - iSkip;
+                    j = maxJ - 1;
+                  }
+                }
+              } else {
+                do {
+                  j++;
+                } while (j < maxJ && !m_image->Get(j, i));
+                j--;
+              }
+              currentState = 0;
+              stateCount[0] = 0;
+              stateCount[1] = 0;
+              stateCount[2] = 0;
+              stateCount[3] = 0;
+              stateCount[4] = 0;
+            } else {
+              stateCount[0] = stateCount[2];
+              stateCount[1] = stateCount[3];
+              stateCount[2] = stateCount[4];
+              stateCount[3] = 1;
+              stateCount[4] = 0;
+              currentState = 3;
+            }
+          } else {
+            stateCount[++currentState]++;
+          }
+        } else {
+          stateCount[currentState]++;
+        }
+      }
+    }
+    if (FoundPatternCross(stateCount)) {
+      FX_BOOL confirmed = HandlePossibleCenter(stateCount, i, maxJ);
+      if (confirmed) {
+        iSkip = stateCount[0];
+        if (m_hasSkipped) {
+          done = HaveMultiplyConfirmedCenters();
+        }
+      }
+    }
+  }
+  std::unique_ptr<CFX_PtrArray> patternInfo(SelectBestpatterns(e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  OrderBestPatterns(patternInfo.get());
+  return new CBC_QRFinderPatternInfo(patternInfo.get());
+}
+void CBC_QRFinderPatternFinder::OrderBestPatterns(CFX_PtrArray* patterns) {
+  FX_FLOAT abDistance = Distance((CBC_ResultPoint*)(*patterns)[0],
+                                 (CBC_ResultPoint*)(*patterns)[1]);
+  FX_FLOAT bcDistance = Distance((CBC_ResultPoint*)(*patterns)[1],
+                                 (CBC_ResultPoint*)(*patterns)[2]);
+  FX_FLOAT acDistance = Distance((CBC_ResultPoint*)(*patterns)[0],
+                                 (CBC_ResultPoint*)(*patterns)[2]);
+  CBC_QRFinderPattern *topLeft, *topRight, *bottomLeft;
+  if (bcDistance >= abDistance && bcDistance >= acDistance) {
+    topLeft = (CBC_QRFinderPattern*)(*patterns)[0];
+    topRight = (CBC_QRFinderPattern*)(*patterns)[1];
+    bottomLeft = (CBC_QRFinderPattern*)(*patterns)[2];
+  } else if (acDistance >= bcDistance && acDistance >= abDistance) {
+    topLeft = (CBC_QRFinderPattern*)(*patterns)[1];
+    topRight = (CBC_QRFinderPattern*)(*patterns)[0];
+    bottomLeft = (CBC_QRFinderPattern*)(*patterns)[2];
+  } else {
+    topLeft = (CBC_QRFinderPattern*)(*patterns)[2];
+    topRight = (CBC_QRFinderPattern*)(*patterns)[0];
+    bottomLeft = (CBC_QRFinderPattern*)(*patterns)[1];
+  }
+  if ((bottomLeft->GetY() - topLeft->GetY()) *
+          (topRight->GetX() - topLeft->GetX()) <
+      (bottomLeft->GetX() - topLeft->GetX()) *
+          (topRight->GetY() - topLeft->GetY())) {
+    CBC_QRFinderPattern* temp = topRight;
+    topRight = bottomLeft;
+    bottomLeft = temp;
+  }
+  (*patterns)[0] = bottomLeft;
+  (*patterns)[1] = topLeft;
+  (*patterns)[2] = topRight;
+}
+FX_FLOAT CBC_QRFinderPatternFinder::Distance(CBC_ResultPoint* point1,
+                                             CBC_ResultPoint* point2) {
+  FX_FLOAT dx = point1->GetX() - point2->GetX();
+  FX_FLOAT dy = point1->GetY() - point2->GetY();
+  return (FX_FLOAT)FXSYS_sqrt(dx * dx + dy * dy);
+}
+FX_FLOAT CBC_QRFinderPatternFinder::CenterFromEnd(
+    const CFX_Int32Array& stateCount,
+    int32_t end) {
+  return (FX_FLOAT)(end - stateCount[4] - stateCount[3]) - stateCount[2] / 2.0f;
+}
+FX_BOOL CBC_QRFinderPatternFinder::FoundPatternCross(
+    const CFX_Int32Array& stateCount) {
+  int32_t totalModuleSize = 0;
+  for (int32_t i = 0; i < 5; i++) {
+    int32_t count = stateCount[i];
+    if (count == 0) {
+      return FALSE;
+    }
+    totalModuleSize += count;
+  }
+  if (totalModuleSize < 7) {
+    return FALSE;
+  }
+  int32_t moduleSize = (totalModuleSize << INTEGER_MATH_SHIFT) / 7;
+  int32_t maxVariance = moduleSize / 2;
+  return FXSYS_abs(moduleSize - (stateCount[0] << INTEGER_MATH_SHIFT)) <
+             maxVariance &&
+         FXSYS_abs(moduleSize - (stateCount[1] << INTEGER_MATH_SHIFT)) <
+             maxVariance &&
+         FXSYS_abs(3 * moduleSize - (stateCount[2] << INTEGER_MATH_SHIFT)) <
+             3 * maxVariance &&
+         FXSYS_abs(moduleSize - (stateCount[3] << INTEGER_MATH_SHIFT)) <
+             maxVariance &&
+         FXSYS_abs(moduleSize - (stateCount[4] << INTEGER_MATH_SHIFT)) <
+             maxVariance;
+}
+FX_FLOAT CBC_QRFinderPatternFinder::CrossCheckVertical(
+    int32_t startI,
+    int32_t centerJ,
+    int32_t maxCount,
+    int32_t originalStateCountTotal) {
+  CBC_CommonBitMatrix* image = m_image;
+  int32_t maxI = image->GetHeight();
+  CFX_Int32Array& stateCount = GetCrossCheckStateCount();
+  int32_t i = startI;
+  while (i >= 0 && image->Get(centerJ, i)) {
+    stateCount[2]++;
+    i--;
+  }
+  if (i < 0) {
+    return FXSYS_nan();
+  }
+  while (i >= 0 && !image->Get(centerJ, i) && stateCount[1] <= maxCount) {
+    stateCount[1]++;
+    i--;
+  }
+  if (i < 0 || stateCount[1] > maxCount) {
+    return FXSYS_nan();
+  }
+  while (i >= 0 && image->Get(centerJ, i) && stateCount[0] <= maxCount) {
+    stateCount[0]++;
+    i--;
+  }
+  if (stateCount[0] > maxCount) {
+    return FXSYS_nan();
+  }
+  i = startI + 1;
+  while (i < maxI && image->Get(centerJ, i)) {
+    stateCount[2]++;
+    i++;
+  }
+  if (i == maxI) {
+    return FXSYS_nan();
+  }
+  while (i < maxI && !image->Get(centerJ, i) && stateCount[3] < maxCount) {
+    stateCount[3]++;
+    i++;
+  }
+  if (i == maxI || stateCount[3] >= maxCount) {
+    return FXSYS_nan();
+  }
+  while (i < maxI && image->Get(centerJ, i) && stateCount[4] < maxCount) {
+    stateCount[4]++;
+    i++;
+  }
+  if (stateCount[4] >= maxCount) {
+    return FXSYS_nan();
+  }
+  int32_t stateCountTotal = stateCount[0] + stateCount[1] + stateCount[2] +
+                            stateCount[3] + stateCount[4];
+  if (5 * FXSYS_abs(stateCountTotal - originalStateCountTotal) >=
+      originalStateCountTotal) {
+    return FXSYS_nan();
+  }
+  return FoundPatternCross(stateCount) ? CenterFromEnd(stateCount, i)
+                                       : FXSYS_nan();
+}
+FX_FLOAT CBC_QRFinderPatternFinder::CrossCheckHorizontal(
+    int32_t startJ,
+    int32_t centerI,
+    int32_t maxCount,
+    int32_t originalStateCountTotal) {
+  CBC_CommonBitMatrix* image = m_image;
+  int32_t maxJ = image->GetWidth();
+  CFX_Int32Array& stateCount = GetCrossCheckStateCount();
+  int32_t j = startJ;
+  while (j >= 0 && image->Get(j, centerI)) {
+    stateCount[2]++;
+    j--;
+  }
+  if (j < 0) {
+    return FXSYS_nan();
+  }
+  while (j >= 0 && !image->Get(j, centerI) && stateCount[1] <= maxCount) {
+    stateCount[1]++;
+    j--;
+  }
+  if (j < 0 || stateCount[1] > maxCount) {
+    return FXSYS_nan();
+  }
+  while (j >= 0 && image->Get(j, centerI) && stateCount[0] <= maxCount) {
+    stateCount[0]++;
+    j--;
+  }
+  if (stateCount[0] > maxCount) {
+    return FXSYS_nan();
+  }
+  j = startJ + 1;
+  while (j < maxJ && image->Get(j, centerI)) {
+    stateCount[2]++;
+    j++;
+  }
+  if (j == maxJ) {
+    return FXSYS_nan();
+  }
+  while (j < maxJ && !image->Get(j, centerI) && stateCount[3] < maxCount) {
+    stateCount[3]++;
+    j++;
+  }
+  if (j == maxJ || stateCount[3] >= maxCount) {
+    return FXSYS_nan();
+  }
+  while (j < maxJ && image->Get(j, centerI) && stateCount[4] < maxCount) {
+    stateCount[4]++;
+    j++;
+  }
+  if (stateCount[4] >= maxCount) {
+    return FXSYS_nan();
+  }
+  int32_t stateCountTotal = stateCount[0] + stateCount[1] + stateCount[2] +
+                            stateCount[3] + stateCount[4];
+  if (5 * FXSYS_abs(stateCountTotal - originalStateCountTotal) >=
+      originalStateCountTotal) {
+    return FXSYS_nan();
+  }
+  return FoundPatternCross(stateCount) ? CenterFromEnd(stateCount, j)
+                                       : FXSYS_nan();
+}
+FX_BOOL CBC_QRFinderPatternFinder::HandlePossibleCenter(
+    const CFX_Int32Array& stateCount,
+    int32_t i,
+    int32_t j) {
+  int32_t stateCountTotal = stateCount[0] + stateCount[1] + stateCount[2] +
+                            stateCount[3] + stateCount[4];
+  FX_FLOAT centerJ = CenterFromEnd(stateCount, j);
+  FX_FLOAT centerI =
+      CrossCheckVertical(i, (int32_t)centerJ, stateCount[2], stateCountTotal);
+  if (!FXSYS_isnan(centerI)) {
+    centerJ = CrossCheckHorizontal((int32_t)centerJ, (int32_t)centerI,
+                                   stateCount[2], stateCountTotal);
+    if (!FXSYS_isnan(centerJ)) {
+      FX_FLOAT estimatedModuleSize = (FX_FLOAT)stateCountTotal / 7.0f;
+      FX_BOOL found = FALSE;
+      int32_t max = m_possibleCenters.GetSize();
+      for (int32_t index = 0; index < max; index++) {
+        CBC_QRFinderPattern* center =
+            (CBC_QRFinderPattern*)(m_possibleCenters[index]);
+        if (center->AboutEquals(estimatedModuleSize, centerI, centerJ)) {
+          center->IncrementCount();
+          found = TRUE;
+          break;
+        }
+      }
+      if (!found) {
+        m_possibleCenters.Add(
+            new CBC_QRFinderPattern(centerJ, centerI, estimatedModuleSize));
+      }
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+int32_t CBC_QRFinderPatternFinder::FindRowSkip() {
+  int32_t max = m_possibleCenters.GetSize();
+  if (max <= 1) {
+    return 0;
+  }
+  FinderPattern* firstConfirmedCenter = NULL;
+  for (int32_t i = 0; i < max; i++) {
+    CBC_QRFinderPattern* center = (CBC_QRFinderPattern*)m_possibleCenters[i];
+    if (center->GetCount() >= CENTER_QUORUM) {
+      if (firstConfirmedCenter == NULL) {
+        firstConfirmedCenter = center;
+      } else {
+        m_hasSkipped = TRUE;
+        return (int32_t)((fabs(firstConfirmedCenter->GetX() - center->GetX()) -
+                          fabs(firstConfirmedCenter->GetY() - center->GetY())) /
+                         2);
+      }
+    }
+  }
+  return 0;
+}
+FX_BOOL CBC_QRFinderPatternFinder::HaveMultiplyConfirmedCenters() {
+  int32_t confirmedCount = 0;
+  FX_FLOAT totalModuleSize = 0.0f;
+  int32_t max = m_possibleCenters.GetSize();
+  int32_t i;
+  for (i = 0; i < max; i++) {
+    CBC_QRFinderPattern* pattern = (CBC_QRFinderPattern*)m_possibleCenters[i];
+    if (pattern->GetCount() >= CENTER_QUORUM) {
+      confirmedCount++;
+      totalModuleSize += pattern->GetEstimatedModuleSize();
+    }
+  }
+  if (confirmedCount < 3) {
+    return FALSE;
+  }
+  FX_FLOAT average = totalModuleSize / (FX_FLOAT)max;
+  FX_FLOAT totalDeviation = 0.0f;
+  for (i = 0; i < max; i++) {
+    CBC_QRFinderPattern* pattern = (CBC_QRFinderPattern*)m_possibleCenters[i];
+    totalDeviation += fabs(pattern->GetEstimatedModuleSize() - average);
+  }
+  return totalDeviation <= 0.05f * totalModuleSize;
+}
+inline FX_BOOL centerComparator(void* a, void* b) {
+  return ((CBC_QRFinderPattern*)b)->GetCount() <
+         ((CBC_QRFinderPattern*)a)->GetCount();
+}
+CFX_PtrArray* CBC_QRFinderPatternFinder::SelectBestpatterns(int32_t& e) {
+  int32_t startSize = m_possibleCenters.GetSize();
+  if (m_possibleCenters.GetSize() < 3) {
+    e = BCExceptionRead;
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  }
+  FX_FLOAT average = 0.0f;
+  if (startSize > 3) {
+    FX_FLOAT totalModuleSize = 0.0f;
+    for (int32_t i = 0; i < startSize; i++) {
+      totalModuleSize += ((CBC_QRFinderPattern*)m_possibleCenters[i])
+                             ->GetEstimatedModuleSize();
+    }
+    average = totalModuleSize / (FX_FLOAT)startSize;
+    for (int32_t j = 0;
+         j < m_possibleCenters.GetSize() && m_possibleCenters.GetSize() > 3;
+         j++) {
+      CBC_QRFinderPattern* pattern = (CBC_QRFinderPattern*)m_possibleCenters[j];
+      if (fabs(pattern->GetEstimatedModuleSize() - average) > 0.2f * average) {
+        delete pattern;
+        m_possibleCenters.RemoveAt(j);
+        j--;
+      }
+    }
+  }
+  if (m_possibleCenters.GetSize() > 3) {
+    BC_FX_PtrArray_Sort(m_possibleCenters, centerComparator);
+  }
+  CFX_PtrArray* vec = new CFX_PtrArray();
+  vec->SetSize(3);
+  (*vec)[0] = ((CBC_QRFinderPattern*)m_possibleCenters[0])->Clone();
+  (*vec)[1] = ((CBC_QRFinderPattern*)m_possibleCenters[1])->Clone();
+  (*vec)[2] = ((CBC_QRFinderPattern*)m_possibleCenters[2])->Clone();
+  return vec;
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.h b/xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.h
new file mode 100644
index 0000000..058f65d
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRFinderPatternFinder.h
@@ -0,0 +1,57 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRFINDERPATTERNFINDER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRFINDERPATTERNFINDER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+class CBC_QRFinderPattern;
+class CBC_ResultPoint;
+class CBC_QRFinderPatternInfo;
+
+class CBC_QRFinderPatternFinder {
+ private:
+  static const int32_t CENTER_QUORUM;
+  static const int32_t MIN_SKIP;
+  static const int32_t MAX_MODULES;
+  static const int32_t INTEGER_MATH_SHIFT;
+  FX_BOOL m_hasSkipped;
+  CBC_CommonBitMatrix* m_image;
+  CFX_Int32Array m_crossCheckStateCount;
+  CFX_PtrArray m_possibleCenters;
+
+ public:
+  CBC_QRFinderPatternFinder(CBC_CommonBitMatrix* image);
+  virtual ~CBC_QRFinderPatternFinder();
+  int32_t FindRowSkip();
+  CBC_CommonBitMatrix* GetImage();
+  CBC_QRFinderPatternInfo* Find(int32_t hint, int32_t& e);
+
+  CFX_Int32Array& GetCrossCheckStateCount();
+  CFX_PtrArray* GetPossibleCenters();
+  CFX_PtrArray* SelectBestpatterns(int32_t& e);
+
+  FX_BOOL HandlePossibleCenter(const CFX_Int32Array& stateCount,
+                               int32_t i,
+                               int32_t j);
+  FX_BOOL HaveMultiplyConfirmedCenters();
+  FX_FLOAT CenterFromEnd(const CFX_Int32Array& stateCount, int32_t end);
+  FX_FLOAT CrossCheckVertical(int32_t startI,
+                              int32_t centerJ,
+                              int32_t maxCount,
+                              int32_t originalStateCountTotal);
+  FX_FLOAT CrossCheckHorizontal(int32_t startJ,
+                                int32_t CenterI,
+                                int32_t maxCOunt,
+                                int32_t originalStateCountTotal);
+  static void OrderBestPatterns(CFX_PtrArray* patterns);
+  static FX_BOOL FoundPatternCross(const CFX_Int32Array& stateCount);
+  static FX_FLOAT Distance(CBC_ResultPoint* point1, CBC_ResultPoint* point2);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRFINDERPATTERNFINDER_H_
diff --git a/xfa/fxbarcode/qrcode/BC_QRGridSampler.cpp b/xfa/fxbarcode/qrcode/BC_QRGridSampler.cpp
new file mode 100644
index 0000000..881e74a
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRGridSampler.cpp
@@ -0,0 +1,139 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/qrcode/BC_QRGridSampler.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonPerspectiveTransform.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_QRGridSampler CBC_QRGridSampler::m_gridSampler;
+
+CBC_QRGridSampler::CBC_QRGridSampler() {}
+CBC_QRGridSampler::~CBC_QRGridSampler() {}
+CBC_QRGridSampler& CBC_QRGridSampler::GetInstance() {
+  return m_gridSampler;
+}
+void CBC_QRGridSampler::CheckAndNudgePoints(CBC_CommonBitMatrix* image,
+                                            CFX_FloatArray* points,
+                                            int32_t& e) {
+  int32_t width = image->GetWidth();
+  int32_t height = image->GetHeight();
+  FX_BOOL nudged = TRUE;
+  int32_t offset;
+  for (offset = 0; offset < points->GetSize() && nudged; offset += 2) {
+    int32_t x = (int32_t)(*points)[offset];
+    int32_t y = (int32_t)(*points)[offset + 1];
+    if (x < -1 || x > width || y < -1 || y > height) {
+      e = BCExceptionRead;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    nudged = FALSE;
+    if (x == -1) {
+      (*points)[offset] = 0.0f;
+      nudged = TRUE;
+    } else if (x == width) {
+      (*points)[offset] = (FX_FLOAT)(width - 1);
+      nudged = TRUE;
+    }
+    if (y == -1) {
+      (*points)[offset + 1] = 0.0f;
+      nudged = TRUE;
+    } else if (y == height) {
+      (*points)[offset + 1] = (FX_FLOAT)(height - 1);
+      nudged = TRUE;
+    }
+  }
+  nudged = TRUE;
+  for (offset = (*points).GetSize() - 2; offset >= 0 && nudged; offset -= 2) {
+    int32_t x = (int32_t)(*points)[offset];
+    int32_t y = (int32_t)(*points)[offset + 1];
+    if (x < -1 || x > width || y < -1 || y > height) {
+      e = BCExceptionRead;
+      BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+    nudged = FALSE;
+    if (x == -1) {
+      (*points)[offset] = 0.0f;
+      nudged = TRUE;
+    } else if (x == width) {
+      (*points)[offset] = (FX_FLOAT)(width - 1);
+      nudged = TRUE;
+    }
+    if (y == -1) {
+      (*points)[offset + 1] = 0.0f;
+      nudged = TRUE;
+    } else if (y == height) {
+      (*points)[offset + 1] = (FX_FLOAT)(height - 1);
+      nudged = TRUE;
+    }
+  }
+}
+CBC_CommonBitMatrix* CBC_QRGridSampler::SampleGrid(CBC_CommonBitMatrix* image,
+                                                   int32_t dimensionX,
+                                                   int32_t dimensionY,
+                                                   FX_FLOAT p1ToX,
+                                                   FX_FLOAT p1ToY,
+                                                   FX_FLOAT p2ToX,
+                                                   FX_FLOAT p2ToY,
+                                                   FX_FLOAT p3ToX,
+                                                   FX_FLOAT p3ToY,
+                                                   FX_FLOAT p4ToX,
+                                                   FX_FLOAT p4ToY,
+                                                   FX_FLOAT p1FromX,
+                                                   FX_FLOAT p1FromY,
+                                                   FX_FLOAT p2FromX,
+                                                   FX_FLOAT p2FromY,
+                                                   FX_FLOAT p3FromX,
+                                                   FX_FLOAT p3FromY,
+                                                   FX_FLOAT p4FromX,
+                                                   FX_FLOAT p4FromY,
+                                                   int32_t& e) {
+  std::unique_ptr<CBC_CommonPerspectiveTransform> transform(
+      CBC_CommonPerspectiveTransform::QuadrilateralToQuadrilateral(
+          p1ToX, p1ToY, p2ToX, p2ToY, p3ToX, p3ToY, p4ToX, p4ToY, p1FromX,
+          p1FromY, p2FromX, p2FromY, p3FromX, p3FromY, p4FromX, p4FromY));
+  std::unique_ptr<CBC_CommonBitMatrix> bits(new CBC_CommonBitMatrix());
+  bits->Init(dimensionX, dimensionY);
+  CFX_FloatArray points;
+  points.SetSize(dimensionX << 1);
+  for (int32_t y = 0; y < dimensionY; y++) {
+    int32_t max = points.GetSize();
+    FX_FLOAT iValue = (FX_FLOAT)(y + 0.5f);
+    int32_t x;
+    for (x = 0; x < max; x += 2) {
+      points[x] = (FX_FLOAT)((x >> 1) + 0.5f);
+      points[x + 1] = iValue;
+    }
+    transform->TransformPoints(&points);
+    CheckAndNudgePoints(image, &points, e);
+    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+    for (x = 0; x < max; x += 2) {
+      if (image->Get((int32_t)points[x], (int32_t)points[x + 1])) {
+        bits->Set(x >> 1, y);
+      }
+    }
+  }
+  return bits.release();
+}
diff --git a/xfa/fxbarcode/qrcode/BC_QRGridSampler.h b/xfa/fxbarcode/qrcode/BC_QRGridSampler.h
new file mode 100644
index 0000000..4e10c56
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRGridSampler.h
@@ -0,0 +1,48 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_QRCODE_BC_QRGRIDSAMPLER_H_
+#define XFA_FXBARCODE_QRCODE_BC_QRGRIDSAMPLER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+
+class CBC_QRGridSampler {
+ private:
+  static CBC_QRGridSampler m_gridSampler;
+
+ public:
+  CBC_QRGridSampler();
+  virtual ~CBC_QRGridSampler();
+  virtual CBC_CommonBitMatrix* SampleGrid(CBC_CommonBitMatrix* image,
+                                          int32_t dimensionX,
+                                          int32_t dimensionY,
+                                          FX_FLOAT p1ToX,
+                                          FX_FLOAT p1ToY,
+                                          FX_FLOAT p2ToX,
+                                          FX_FLOAT p2ToY,
+                                          FX_FLOAT p3ToX,
+                                          FX_FLOAT p3ToY,
+                                          FX_FLOAT p4ToX,
+                                          FX_FLOAT p4ToY,
+                                          FX_FLOAT p1FromX,
+                                          FX_FLOAT p1FromY,
+                                          FX_FLOAT p2FromX,
+                                          FX_FLOAT p2FromY,
+                                          FX_FLOAT p3FromX,
+                                          FX_FLOAT p3FromY,
+                                          FX_FLOAT p4FromX,
+                                          FX_FLOAT p4FromY,
+                                          int32_t& e);
+
+  static CBC_QRGridSampler& GetInstance();
+  static void CheckAndNudgePoints(CBC_CommonBitMatrix* image,
+                                  CFX_FloatArray* points,
+                                  int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_QRCODE_BC_QRGRIDSAMPLER_H_
diff --git a/xfa/fxbarcode/utils.h b/xfa/fxbarcode/utils.h
new file mode 100644
index 0000000..f6186e6
--- /dev/null
+++ b/xfa/fxbarcode/utils.h
@@ -0,0 +1,183 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXBARCODE_UTILS_H_
+#define XFA_FXBARCODE_UTILS_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+typedef CFX_MapPtrTemplate<void*, int32_t> CFX_PtrToInt32;
+FX_BOOL BC_FX_ByteString_Replace(CFX_ByteString& dst,
+                                 FX_DWORD first,
+                                 FX_DWORD last,
+                                 int32_t count,
+                                 FX_CHAR c);
+void BC_FX_ByteString_Append(CFX_ByteString& dst, int32_t count, FX_CHAR c);
+void BC_FX_ByteString_Append(CFX_ByteString& dst, const CFX_ByteArray& ba);
+typedef FX_BOOL (*BC_PtrArrayCompareCallback)(void* l, void* r);
+void BC_FX_PtrArray_Sort(CFX_PtrArray& src, BC_PtrArrayCompareCallback fun);
+
+#if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_)
+#include <limits>
+#elif(_FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_LINUX_DESKTOP_ || \
+      _FX_OS_ == _FX_IOS_)
+#include <limits.h>
+#endif
+#if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_)
+#define FXSYS_isnan(x) _isnan(x)
+#elif(_FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_IOS_)
+#include <cmath>
+#define FXSYS_isnan(x) std::isnan(x)
+#elif(_FX_OS_ == _FX_LINUX_DESKTOP_ || _FX_OS_ == _FX_ANDROID_)
+#include <math.h>
+#define FXSYS_isnan(x) isnan(x)
+#endif
+#if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_)
+#define FXSYS_nan() (std::numeric_limits<float>::quiet_NaN())
+#elif(_FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_LINUX_DESKTOP_ || \
+      _FX_OS_ == _FX_IOS_ || _FX_OS_ == _FX_ANDROID_)
+#define FXSYS_nan() NAN
+#endif
+enum BCFORMAT {
+  BCFORMAT_UNSPECIFY = -1,
+  BCFORMAT_CODABAR,
+  BCFORMAT_CODE_39,
+  BCFORMAT_CODE_128,
+  BCFORMAT_CODE_128B,
+  BCFORMAT_CODE_128C,
+  BCFORMAT_EAN_8,
+  BCFORMAT_UPC_A,
+  BCFORMAT_EAN_13,
+  BCFORMAT_PDF_417,
+  BCFORMAT_DATAMATRIX,
+  BCFORMAT_QR_CODE
+};
+#define BCFORMAT_ECLEVEL_L 0
+#define BCFORMAT_ECLEVEL_M 1
+#define BCFORMAT_ECLEVEL_Q 2
+#define BCFORMAT_ECLEVEL_H 3
+#include <ctype.h>
+#define FXSYS_IntMax INT_MAX
+#define FXSYS_Isdigit isdigit
+#define BCExceptionNO 0
+#define BCExceptionNotFound 1
+#define BCExceptionEndLessThanStart 2
+#define BCExceptionUnknownDecoder 3
+#define BCExceptionRotateNotSupported 4
+#define BCExceptionHeightAndWidthMustBeAtLeast1 5
+#define BCExceptionRegionMustFitInsideMatrix 6
+#define BCExceptionCanNotCallGetDimensionOnNonSquareMatrix 7
+#define BCExceptionFormatException 8
+#define BCExceptionIllegalArgumentMustMatchVersionSize 9
+#define BCExceptionChecksumException 10
+#define BCExceptionIllegalArgumentInvalidFirstDigit 11
+#define BCExceptionIllegalArgumentInvalidSecondDigit 12
+#define BCExceptionRuntimeDecodingInvalidISO_IEC 13
+#define BCExceptionRuntimeDecodingInvalidAlphanumeric 14
+#define BCExceptionLeftAndTopMustBeNonnegative 15
+#define BCExceptionIllegalArgument 16
+#define BCExceptionBadECI 17
+#define BCExceptionUnSupportedBarcode 18
+#define BCExceptionUnSupportedString 19
+#define BCExceptionDigitLengthMustBe8 20
+#define BCExceptionDataCheckException 21
+#define BCExceptionExtractNumberValueFromBitArray 22
+#define BCExceptionRead 23
+#define BCExceptionRequestedRowIsOutSizeTheImage 24
+#define BCExceptionNoContents 26
+#define BCExceptionUnSupportEclevel 27
+#define BCExceptionUnSupportMode 28
+#define BCExceptionReferenceMustBeBetween0And7 29
+#define BCExceptionBadErrorLocation 30
+#define BCExceptionDegreeIsNegative 31
+#define BCExceptionDivideByZero 32
+#define BCExceptionCoefficientsSizeIsNull 33
+#define BCExceptionNoCorrectionBytes 34
+#define BCExceptionNoDataBytesProvided 35
+#define BCExceptionR_I_1IsZero 36
+#define BCExceptionAIsZero 37
+#define BCExceptionIsZero 38
+#define BCExceptionDegreeNotMatchRoots 39
+#define BCExceptionContentsLengthShouldBetween1and80 40
+#define BCExceptionOnlyEncodeCODE_128 41
+#define BCExceptionOnlyEncodeCODE_39 42
+#define BCExceptionOnlyEncodeEAN_13 43
+#define BCExceptionOnlyEncodeEAN_8 44
+#define BCExceptionOnlyEncodeITF 45
+#define BCExceptionDigitLengthShould13 46
+#define BCExceptionDigitLengthMustBe6or8or10or12or14or16or20or24or44 47
+#define BCExceptionOnlyEncodeUPC_A 48
+#define BCExceptionDigitLengthShouldBe12 49
+#define BCExceptionValueMustBeEither0or1 50
+#define BCExceptionReedsolomnDecodeException 51
+#define BCExceptionBadIndexException 52
+#define BCExceptionBadValueException 53
+#define BCExceptionBadNumBitsException 54
+#define BCExceptioncanNotOperatexorOperator 55
+#define BCExceptionVersionMust1_40 56
+#define BCExceptionUnknown 57
+#define BCExceptionNoSuchVersion 58
+#define BCExceptionCannotFindBlockInfo 59
+#define BCExceptionDataTooBig 60
+#define BCExceptionInvalidQRCode 61
+#define BCExceptionDataTooMany 62
+#define BCExceptionBitsNotEqualCacity 63
+#define BCExceptionUnsupportedMode 64
+#define BCExceptionInvalidateCharacter 65
+#define BCExceptionBytesNotMatchOffset 66
+#define BCExceptionSizeInBytesDiffer 67
+#define BCExceptionInvalidateMaskPattern 68
+#define BCExceptionNullPointer 69
+#define BCExceptionBadMask 70
+#define BCExceptionBitSizeNot15 71
+#define BCExceptionBitSizeNot18 72
+#define BCExceptionInvalidateImageData 73
+#define BCExceptionHeight_8BeZero 74
+#define BCExceptionCharacterNotThisMode 75
+#define BCExceptionBitsBytesNotMatch 76
+#define BCExceptionInvalidateData 77
+#define BCExceptionLoadFile 78
+#define BCExceptionPDF417EncodeFail 79
+#define BCExceptionFailToCreateBitmap 80
+#define BCExceptionLoadFontFail 81
+#define BCExceptionOnlyEncodeCODEBAR 82
+#define BCExceptionCodabarShouldStartWithOneOfABCD 83
+#define BCExceptionCodabarShouldEndWithOneOfTNE 84
+#define BCExceptionCodabarEncodeCharsInvalid 85
+#define BCExceptionOnlyEncodeDATAMATRIX 86
+#define BCExceptionCharactersOutsideISO88591Encoding 87
+#define BCExceptionIllegalDataCodewords 88
+#define BCExceptionCannotHandleThisNumberOfDataRegions 89
+#define BCExceptionIllegalStateUnexpectedCase 90
+#define BCExceptionIllegalStateCountMustNotExceed4 91
+#define BCExceptionIllegalStateMessageLengthInvalid 92
+#define BCExceptionIllegalArgumentNotGigits 93
+#define BCExceptionIllegalStateIllegalMode 94
+#define BCExceptionOnlyEncodePDF417 95
+#define BCExceptionNonEncodableCharacterDetected 96
+#define BCExceptionErrorCorrectionLevelMustBeBetween0And8 97
+#define BCExceptionNoRecommendationPossible 98
+#define BCExceptionIllegalArgumentnMustBeAbove0 99
+#define BCExceptionUnableToFitMessageInColumns 100
+#define BCExceptionEncodedMessageContainsTooManyCodeWords 101
+#define BCExceptionBitmapSizeError 102
+#define BCExceptionFormatInstance 102
+#define BCExceptionChecksumInstance 103
+#define BCExceptiontNotFoundInstance 104
+#define BCExceptionNotFoundInstance 105
+#define BCExceptionCannotMetadata 106
+#define TWO_DIGIT_DATA_LENGTH_SIZE 24
+#define THREE_DIGIT_DATA_LENGTH_SIZE 23
+#define THREE_DIGIT_PLUS_DIGIT_DATA_LENGTH_SIZE 57
+#define FOUR_DIGIT_DATA_LENGTH_SIZE 17
+#define BC_EXCEPTION_CHECK_ReturnVoid(e) \
+  if (e != BCExceptionNO)                \
+    return;
+#define BC_EXCEPTION_CHECK_ReturnValue(e, v) \
+  if (e != BCExceptionNO)                    \
+    return v;
+
+#endif  // XFA_FXBARCODE_UTILS_H_