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29 #ifndef WEBPImageDecoder_h
30 #define WEBPImageDecoder_h
32 #include "ImageDecoder.h"
36 // Forward declaration of libwebp's structure. Must be outside the WebCore scope.
37 typedef struct WebPIDecoder WebPIDecoder;
41 class WEBPImageDecoder : public ImageDecoder {
43 WEBPImageDecoder(ImageSource::AlphaOption, ImageSource::GammaAndColorProfileOption);
44 virtual ~WEBPImageDecoder();
45 virtual String filenameExtension() const { return "vp8"; }
46 virtual bool isSizeAvailable();
47 virtual ImageFrame* frameBufferAtIndex(size_t index);
50 // Returns false in case of decoding failure.
51 bool decode(bool onlySize);
53 WebPIDecoder* m_decoder; // This is only used when we want to decode() but not all data is available yet.
55 Vector<uint8_t> m_rgbOutput;
58 } // namespace WebCore