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1 /* | 1 /* |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 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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71 if (frameArea < (desiredSize.width * desiredSize.height)) | 71 if (frameArea < (desiredSize.width * desiredSize.height)) |
72 break; // No more frames that are large enough. | 72 break; // No more frames that are large enough. |
73 | 73 |
74 if (!i || (frameArea < frameAreaAtIndex)) { | 74 if (!i || (frameArea < frameAreaAtIndex)) { |
75 index = i; // Closer to desired area than previous best match. | 75 index = i; // Closer to desired area than previous best match. |
76 frameAreaAtIndex = frameArea; | 76 frameAreaAtIndex = frameArea; |
77 } | 77 } |
78 } | 78 } |
79 | 79 |
80 ImageFrame* frame = decoder->frameBufferAtIndex(index); | 80 ImageFrame* frame = decoder->frameBufferAtIndex(index); |
81 if (!frame) | 81 if (!frame || decoder->failed()) |
82 return WebImage(); | 82 return WebImage(); |
83 | 83 |
84 return WebImage(frame->bitmap()); | 84 return WebImage(frame->bitmap()); |
Peter Kasting
2016/09/22 21:44:08
Nit: Shorter:
return (frame && !decoder->failed
aleksandar.stojiljkovic
2016/09/27 18:08:28
Done.
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85 } | 85 } |
86 | 86 |
87 WebVector<WebImage> WebImage::framesFromData(const WebData& data) | 87 WebVector<WebImage> WebImage::framesFromData(const WebData& data) |
88 { | 88 { |
89 // This is to protect from malicious images. It should be big enough that it 's never hit in pracice. | 89 // This is to protect from malicious images. It should be big enough that it 's never hit in pracice. |
90 const size_t maxFrameCount = 8; | 90 const size_t maxFrameCount = 8; |
91 | 91 |
92 RefPtr<SharedBuffer> buffer = PassRefPtr<SharedBuffer>(data); | 92 RefPtr<SharedBuffer> buffer = PassRefPtr<SharedBuffer>(data); |
93 std::unique_ptr<ImageDecoder> decoder(ImageDecoder::create(ImageDecoder::det ermineImageType(*buffer.get()), ImageDecoder::AlphaPremultiplied, ImageDecoder:: GammaAndColorProfileIgnored)); | 93 std::unique_ptr<ImageDecoder> decoder(ImageDecoder::create(ImageDecoder::det ermineImageType(*buffer.get()), ImageDecoder::AlphaPremultiplied, ImageDecoder:: GammaAndColorProfileIgnored)); |
94 if (!decoder) | 94 if (!decoder) |
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107 for (size_t i = 0; i < std::min(frameCount, maxFrameCount); ++i) { | 107 for (size_t i = 0; i < std::min(frameCount, maxFrameCount); ++i) { |
108 const IntSize frameSize = decoder->frameSizeAtIndex(i); | 108 const IntSize frameSize = decoder->frameSizeAtIndex(i); |
109 if (frameSize == lastSize) | 109 if (frameSize == lastSize) |
110 continue; | 110 continue; |
111 lastSize = frameSize; | 111 lastSize = frameSize; |
112 | 112 |
113 ImageFrame* frame = decoder->frameBufferAtIndex(i); | 113 ImageFrame* frame = decoder->frameBufferAtIndex(i); |
114 if (!frame) | 114 if (!frame) |
115 continue; | 115 continue; |
116 | 116 |
117 const SkBitmap& bitmap = frame->bitmap(); | 117 SkBitmap bitmap = frame->bitmap(); |
118 if (!bitmap.isNull() && bitmap.isImmutable()) | 118 if (!bitmap.isNull() && frame->getStatus() == ImageFrame::FrameComplete) { |
Peter Kasting
2016/09/22 21:44:08
Nit: No {}
aleksandar.stojiljkovic
2016/09/27 18:08:28
Done.
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119 frames.append(WebImage(bitmap)); | 119 frames.append(WebImage(bitmap)); |
120 } | |
120 } | 121 } |
121 | 122 |
122 return frames; | 123 return frames; |
123 } | 124 } |
124 | 125 |
125 void WebImage::reset() | 126 void WebImage::reset() |
126 { | 127 { |
127 m_bitmap.reset(); | 128 m_bitmap.reset(); |
128 } | 129 } |
129 | 130 |
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145 WebImage::WebImage(const PassRefPtr<Image>& image) | 146 WebImage::WebImage(const PassRefPtr<Image>& image) |
146 { | 147 { |
147 if (!image) | 148 if (!image) |
148 return; | 149 return; |
149 | 150 |
150 if (RefPtr<SkImage> skImage = image->imageForCurrentFrame()) | 151 if (RefPtr<SkImage> skImage = image->imageForCurrentFrame()) |
151 skImage->asLegacyBitmap(&m_bitmap, SkImage::kRO_LegacyBitmapMode); | 152 skImage->asLegacyBitmap(&m_bitmap, SkImage::kRO_LegacyBitmapMode); |
152 } | 153 } |
153 | 154 |
154 } // namespace blink | 155 } // namespace blink |
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