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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple 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 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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98 GLint log = 0; | 98 GLint log = 0; |
99 GLsizei value = n; | 99 GLsizei value = n; |
100 for (int ii = 4; ii >= 0; --ii) { | 100 for (int ii = 4; ii >= 0; --ii) { |
101 int shift = (1 << ii); | 101 int shift = (1 << ii); |
102 GLsizei x = (value >> shift); | 102 GLsizei x = (value >> shift); |
103 if (x) { | 103 if (x) { |
104 value = x; | 104 value = x; |
105 log += shift; | 105 log += shift; |
106 } | 106 } |
107 } | 107 } |
108 ASSERT(value == 1); | 108 DCHECK_EQ(value, 1); |
109 return log + 1; | 109 return log + 1; |
110 } | 110 } |
111 | 111 |
112 void WebGLTexture::UpdateLastUploadedVideo(WebMediaPlayer* player) { | 112 void WebGLTexture::UpdateLastUploadedVideo(WebMediaPlayer* player) { |
113 if (player && player->GetLastUploadedFrameInfo( | 113 if (player && player->GetLastUploadedFrameInfo( |
114 &last_uploaded_video_width_, &last_uploaded_video_height_, | 114 &last_uploaded_video_width_, &last_uploaded_video_height_, |
115 &last_uploaded_video_timestamp_)) { | 115 &last_uploaded_video_timestamp_)) { |
116 return; | 116 return; |
117 } | 117 } |
118 | 118 |
119 // getCurrentFrameInfo was unavailable or failed | 119 // getCurrentFrameInfo was unavailable or failed |
120 last_uploaded_video_width_ = 0; | 120 last_uploaded_video_width_ = 0; |
121 last_uploaded_video_height_ = 0; | 121 last_uploaded_video_height_ = 0; |
122 last_uploaded_video_timestamp_ = 0.0; | 122 last_uploaded_video_timestamp_ = 0.0; |
123 } | 123 } |
124 | 124 |
125 } // namespace blink | 125 } // namespace blink |
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