[wip] image color correction

Source/platform/image-decoders/webp/WEBPImageDecoder.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 26 matching lines @@
 namespace WebCore {
 
 class PLATFORM_EXPORT WEBPImageDecoder : public ImageDecoder {
 public:
     WEBPImageDecoder(ImageSource::AlphaOption, ImageSource::GammaAndColorProfileOption, size_t maxDecodedBytes);
     virtual ~WEBPImageDecoder();
 
     virtual String filenameExtension() const OVERRIDE { return "webp"; }
     virtual bool isSizeAvailable() OVERRIDE;
     virtual bool hasColorProfile() const OVERRIDE { return m_hasColorProfile; }
+    virtual PassRefPtr<ColorSpaceProfile> colorProfile() const OVERRIDE;
     virtual size_t frameCount() OVERRIDE;
     virtual ImageFrame* frameBufferAtIndex(size_t) OVERRIDE;
     virtual void setData(SharedBuffer* data, bool allDataReceived) OVERRIDE;
     virtual int repetitionCount() const OVERRIDE;
     virtual bool frameIsCompleteAtIndex(size_t) const OVERRIDE;
     virtual float frameDurationAtIndex(size_t) const OVERRIDE;
     virtual size_t clearCacheExceptFrame(size_t) OVERRIDE;
 
 private:
     bool decode(const uint8_t* dataBytes, size_t dataSize, bool onlySize, size_t frameIndex);
 
     WebPIDecoder* m_decoder;
     WebPDecBuffer m_decoderBuffer;
     int m_formatFlags;
     bool m_frameBackgroundHasAlpha;
     bool m_hasColorProfile;
+    RefPtr<ColorSpaceProfile> m_colorProfile;
 
 #if USE(QCMSLIB)
     qcms_transform* colorTransform() const { return m_transform; }
-    void createColorTransform(const char* data, size_t);
+    bool createColorTransform(const char* data, size_t);
+    void clearColorTransform();
     void readColorProfile();
 
     bool m_haveReadProfile;
     qcms_transform* m_transform;
 #endif
 
     bool updateDemuxer();
     bool initFrameBuffer(size_t frameIndex);
     void applyPostProcessing(size_t frameIndex);
     virtual void clearFrameBuffer(size_t frameIndex) OVERRIDE;
 
     WebPDemuxer* m_demux;
     WebPDemuxState m_demuxState;
     bool m_haveAlreadyParsedThisData;
     bool m_haveReadAnimationParameters;
     int m_repetitionCount;
     int m_decodedHeight;
 
     typedef void (*AlphaBlendFunction)(ImageFrame&, ImageFrame&, int, int, int);
     AlphaBlendFunction m_blendFunction;
 
     void clear();
     void clearDecoder();
 };
 
 } // namespace WebCore
 
 #endif