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Side by Side Diff: third_party/WebKit/Source/modules/webaudio/MediaStreamAudioSourceNode.cpp

Issue 2389253002: reflow comments in modules/{webaudio,vr} (Closed)
Patch Set: . Created 4 years, 2 months ago
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1 /* 1 /*
2 * Copyright (C) 2012, Google Inc. All rights reserved. 2 * Copyright (C) 2012, 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 * 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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103 return; 103 return;
104 } 104 }
105 105
106 if (!getMediaStream() || 106 if (!getMediaStream() ||
107 m_sourceNumberOfChannels != outputBus->numberOfChannels()) { 107 m_sourceNumberOfChannels != outputBus->numberOfChannels()) {
108 outputBus->zero(); 108 outputBus->zero();
109 return; 109 return;
110 } 110 }
111 111
112 // Use a tryLock() to avoid contention in the real-time audio thread. 112 // Use a tryLock() to avoid contention in the real-time audio thread.
113 // If we fail to acquire the lock then the MediaStream must be in the middle o f 113 // If we fail to acquire the lock then the MediaStream must be in the middle
114 // a format change, so we output silence in this case. 114 // of a format change, so we output silence in this case.
115 MutexTryLocker tryLocker(m_processLock); 115 MutexTryLocker tryLocker(m_processLock);
116 if (tryLocker.locked()) { 116 if (tryLocker.locked()) {
117 getAudioSourceProvider()->provideInput(outputBus, numberOfFrames); 117 getAudioSourceProvider()->provideInput(outputBus, numberOfFrames);
118 } else { 118 } else {
119 // We failed to acquire the lock. 119 // We failed to acquire the lock.
120 outputBus->zero(); 120 outputBus->zero();
121 } 121 }
122 } 122 }
123 123
124 // ---------------------------------------------------------------- 124 // ----------------------------------------------------------------
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184 MediaStream* MediaStreamAudioSourceNode::getMediaStream() const { 184 MediaStream* MediaStreamAudioSourceNode::getMediaStream() const {
185 return mediaStreamAudioSourceHandler().getMediaStream(); 185 return mediaStreamAudioSourceHandler().getMediaStream();
186 } 186 }
187 187
188 void MediaStreamAudioSourceNode::setFormat(size_t numberOfChannels, 188 void MediaStreamAudioSourceNode::setFormat(size_t numberOfChannels,
189 float sourceSampleRate) { 189 float sourceSampleRate) {
190 mediaStreamAudioSourceHandler().setFormat(numberOfChannels, sourceSampleRate); 190 mediaStreamAudioSourceHandler().setFormat(numberOfChannels, sourceSampleRate);
191 } 191 }
192 192
193 } // namespace blink 193 } // namespace blink
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