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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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40 class PLATFORM_EXPORT WEBPImageDecoder final : public ImageDecoder { | 40 class PLATFORM_EXPORT WEBPImageDecoder final : public ImageDecoder { |
41 WTF_MAKE_NONCOPYABLE(WEBPImageDecoder); | 41 WTF_MAKE_NONCOPYABLE(WEBPImageDecoder); |
42 public: | 42 public: |
43 WEBPImageDecoder(AlphaOption, GammaAndColorProfileOption, size_t maxDecodedB
ytes); | 43 WEBPImageDecoder(AlphaOption, GammaAndColorProfileOption, size_t maxDecodedB
ytes); |
44 ~WEBPImageDecoder() override; | 44 ~WEBPImageDecoder() override; |
45 | 45 |
46 // ImageDecoder: | 46 // ImageDecoder: |
47 String filenameExtension() const override { return "webp"; } | 47 String filenameExtension() const override { return "webp"; } |
48 void onSetData(SegmentReader* data) override; | 48 void onSetData(SegmentReader* data) override; |
49 int repetitionCount() const override; | 49 int repetitionCount() const override; |
50 bool frameIsCompleteAtIndex(size_t) const override; | 50 bool frameIsFullyReceivedAtIndex(size_t) const override; |
51 float frameDurationAtIndex(size_t) const override; | 51 float frameDurationAtIndex(size_t) const override; |
52 size_t clearCacheExceptFrame(size_t) override; | 52 size_t clearCacheExceptFrame(size_t) override; |
53 | 53 |
54 private: | 54 private: |
55 // ImageDecoder: | 55 // ImageDecoder: |
56 virtual void decodeSize() { updateDemuxer(); } | 56 virtual void decodeSize() { updateDemuxer(); } |
57 size_t decodeFrameCount() override; | 57 size_t decodeFrameCount() override; |
58 void initializeNewFrame(size_t) override; | 58 void initializeNewFrame(size_t) override; |
59 void decode(size_t) override; | 59 void decode(size_t) override; |
60 | 60 |
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86 void clear(); | 86 void clear(); |
87 void clearDecoder(); | 87 void clearDecoder(); |
88 | 88 |
89 // FIXME: Update libwebp's API so it does not require copying the data on ea
ch update. | 89 // FIXME: Update libwebp's API so it does not require copying the data on ea
ch update. |
90 RefPtr<SkData> m_consolidatedData; | 90 RefPtr<SkData> m_consolidatedData; |
91 }; | 91 }; |
92 | 92 |
93 } // namespace blink | 93 } // namespace blink |
94 | 94 |
95 #endif | 95 #endif |
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