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      1 // Copyright 2016 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #ifndef CORE_FXCODEC_CODEC_CCODEC_ICCMODULE_H_
      8 #define CORE_FXCODEC_CODEC_CCODEC_ICCMODULE_H_
      9 
     10 #include <memory>
     11 
     12 #include "core/fxcodec/fx_codec_def.h"
     13 #include "core/fxcrt/fx_string.h"
     14 #include "core/fxcrt/fx_system.h"
     15 #include "third_party/base/ptr_util.h"
     16 
     17 #if defined(USE_SYSTEM_LCMS2)
     18 #include <lcms2.h>
     19 #else
     20 #include "third_party/lcms/include/lcms2.h"
     21 #endif
     22 
     23 class CLcmsCmm {
     24  public:
     25   CLcmsCmm(int srcComponents, cmsHTRANSFORM transform, bool isLab);
     26   ~CLcmsCmm();
     27 
     28   cmsHTRANSFORM m_hTransform;
     29   int m_nSrcComponents;
     30   bool m_bLab;
     31 };
     32 
     33 class CCodec_IccModule {
     34  public:
     35   CCodec_IccModule();
     36   ~CCodec_IccModule();
     37 
     38   std::unique_ptr<CLcmsCmm> CreateTransform_sRGB(const uint8_t* pProfileData,
     39                                                  uint32_t dwProfileSize,
     40                                                  uint32_t* nComponents);
     41   void Translate(CLcmsCmm* pTransform,
     42                  const float* pSrcValues,
     43                  float* pDestValues);
     44   void TranslateScanline(CLcmsCmm* pTransform,
     45                          uint8_t* pDest,
     46                          const uint8_t* pSrc,
     47                          int pixels);
     48   void SetComponents(uint32_t nComponents) { m_nComponents = nComponents; }
     49 
     50  protected:
     51   uint32_t m_nComponents;
     52 };
     53 
     54 #endif  // CORE_FXCODEC_CODEC_CCODEC_ICCMODULE_H_
     55