core/fxcodec/codec/ccodec_flatemodule.h

// Copyright 2016 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 CORE_FXCODEC_CODEC_CCODEC_FLATEMODULE_H_
#define CORE_FXCODEC_CODEC_CCODEC_FLATEMODULE_H_

#include <memory>

#include "core/fxcrt/fx_system.h"

class CCodec_ScanlineDecoder;

class CCodec_FlateModule {
 public:
  std::unique_ptr<CCodec_ScanlineDecoder> CreateDecoder(const uint8_t* src_buf,
                                                        uint32_t src_size,
                                                        int width,
                                                        int height,
                                                        int nComps,
                                                        int bpc,
                                                        int predictor,
                                                        int Colors,
                                                        int BitsPerComponent,
                                                        int Columns);
  uint32_t FlateOrLZWDecode(bool bLZW,
                            const uint8_t* src_buf,
                            uint32_t src_size,
                            bool bEarlyChange,
                            int predictor,
                            int Colors,
                            int BitsPerComponent,
                            int Columns,
                            uint32_t estimated_size,
                            uint8_t*& dest_buf,
                            uint32_t& dest_size);
  bool Encode(const uint8_t* src_buf,
              uint32_t src_size,
              uint8_t** dest_buf,
              uint32_t* dest_size);
  bool PngEncode(const uint8_t* src_buf,
                 uint32_t src_size,
                 uint8_t** dest_buf,
                 uint32_t* dest_size);
};

#endif  // CORE_FXCODEC_CODEC_CCODEC_FLATEMODULE_H_