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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 are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * 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 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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58 | 58 |
59 // Returns true if image decoding failed. | 59 // Returns true if image decoding failed. |
60 BLINK_EXPORT bool isFailed() const; | 60 BLINK_EXPORT bool isFailed() const; |
61 | 61 |
62 // Returns true if size information is available for the decoder. | 62 // Returns true if size information is available for the decoder. |
63 BLINK_EXPORT bool isSizeAvailable() const; | 63 BLINK_EXPORT bool isSizeAvailable() const; |
64 | 64 |
65 // Returns the size of the image. | 65 // Returns the size of the image. |
66 BLINK_EXPORT WebSize size() const; | 66 BLINK_EXPORT WebSize size() const; |
67 | 67 |
68 // Gives frame count for the image. For multiple frames, decoder scans the ima
ge data for the count. | 68 // Gives frame count for the image. For multiple frames, decoder scans the |
| 69 // image data for the count. |
69 BLINK_EXPORT size_t frameCount() const; | 70 BLINK_EXPORT size_t frameCount() const; |
70 | 71 |
71 // Returns if the frame at given index is completely decoded. | 72 // Returns if the frame at given index is completely decoded. |
72 BLINK_EXPORT bool isFrameCompleteAtIndex(int index) const; | 73 BLINK_EXPORT bool isFrameCompleteAtIndex(int index) const; |
73 | 74 |
74 // Creates and returns WebImage from buffer at the index. | 75 // Creates and returns WebImage from buffer at the index. |
75 BLINK_EXPORT WebImage getFrameAtIndex(int index) const; | 76 BLINK_EXPORT WebImage getFrameAtIndex(int index) const; |
76 | 77 |
77 private: | 78 private: |
78 // Creates type-specific decoder. | 79 // Creates type-specific decoder. |
79 BLINK_EXPORT void init(Type type); | 80 BLINK_EXPORT void init(Type type); |
80 | 81 |
81 WebImageDecoderPrivate* m_private; | 82 WebImageDecoderPrivate* m_private; |
82 }; | 83 }; |
83 | 84 |
84 } // namespace blink | 85 } // namespace blink |
85 | 86 |
86 #endif | 87 #endif |
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