blob: c0bf7cd2a2ec183f4b5c543c02b2ccbcd29b9c92 [file] [log] [blame]
// Copyright 2017 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/fpdfapi/page/cpdf_iccprofile.h"
#include "core/fpdfapi/cpdf_modulemgr.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fxcodec/codec/ccodec_iccmodule.h"
namespace {
bool DetectSRGB(const uint8_t* pData, uint32_t dwSize) {
return dwSize == 3144 && memcmp(pData + 0x190, "sRGB IEC61966-2.1", 17) == 0;
}
} // namespace
CPDF_IccProfile::CPDF_IccProfile(const CPDF_Stream* pStream,
const uint8_t* pData,
uint32_t dwSize)
: m_bsRGB(DetectSRGB(pData, dwSize)), m_pStream(pStream) {
if (m_bsRGB) {
m_nSrcComponents = 3;
return;
}
uint32_t nSrcComps = 0;
auto* pIccModule = CPDF_ModuleMgr::Get()->GetIccModule();
m_Transform = pIccModule->CreateTransform_sRGB(pData, dwSize, &nSrcComps);
if (m_Transform)
m_nSrcComponents = nSrcComps;
}
CPDF_IccProfile::~CPDF_IccProfile() {}