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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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28 | 28 |
29 #include "modules/webaudio/MediaStreamAudioSourceNode.h" | 29 #include "modules/webaudio/MediaStreamAudioSourceNode.h" |
30 | 30 |
31 #include "platform/Logging.h" | 31 #include "platform/Logging.h" |
32 #include "modules/webaudio/AudioContext.h" | 32 #include "modules/webaudio/AudioContext.h" |
33 #include "modules/webaudio/AudioNodeOutput.h" | 33 #include "modules/webaudio/AudioNodeOutput.h" |
34 #include "wtf/Locker.h" | 34 #include "wtf/Locker.h" |
35 | 35 |
36 namespace WebCore { | 36 namespace WebCore { |
37 | 37 |
38 PassRefPtr<MediaStreamAudioSourceNode> MediaStreamAudioSourceNode::create(AudioC
ontext* context, MediaStream* mediaStream, MediaStreamTrack* audioTrack, PassOwn
Ptr<AudioSourceProvider> audioSourceProvider) | 38 PassRefPtrWillBeRawPtr<MediaStreamAudioSourceNode> MediaStreamAudioSourceNode::c
reate(AudioContext* context, MediaStream* mediaStream, MediaStreamTrack* audioTr
ack, PassOwnPtr<AudioSourceProvider> audioSourceProvider) |
39 { | 39 { |
40 return adoptRef(new MediaStreamAudioSourceNode(context, mediaStream, audioTr
ack, audioSourceProvider)); | 40 return adoptRefWillBeNoop(new MediaStreamAudioSourceNode(context, mediaStrea
m, audioTrack, audioSourceProvider)); |
41 } | 41 } |
42 | 42 |
43 MediaStreamAudioSourceNode::MediaStreamAudioSourceNode(AudioContext* context, Me
diaStream* mediaStream, MediaStreamTrack* audioTrack, PassOwnPtr<AudioSourceProv
ider> audioSourceProvider) | 43 MediaStreamAudioSourceNode::MediaStreamAudioSourceNode(AudioContext* context, Me
diaStream* mediaStream, MediaStreamTrack* audioTrack, PassOwnPtr<AudioSourceProv
ider> audioSourceProvider) |
44 : AudioSourceNode(context, context->sampleRate()) | 44 : AudioSourceNode(context, context->sampleRate()) |
45 , m_mediaStream(mediaStream) | 45 , m_mediaStream(mediaStream) |
46 , m_audioTrack(audioTrack) | 46 , m_audioTrack(audioTrack) |
47 , m_audioSourceProvider(audioSourceProvider) | 47 , m_audioSourceProvider(audioSourceProvider) |
48 , m_sourceNumberOfChannels(0) | 48 , m_sourceNumberOfChannels(0) |
49 { | 49 { |
50 ScriptWrappable::init(this); | 50 ScriptWrappable::init(this); |
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109 audioSourceProvider()->provideInput(outputBus, numberOfFrames); | 109 audioSourceProvider()->provideInput(outputBus, numberOfFrames); |
110 else { | 110 else { |
111 // We failed to acquire the lock. | 111 // We failed to acquire the lock. |
112 outputBus->zero(); | 112 outputBus->zero(); |
113 } | 113 } |
114 } | 114 } |
115 | 115 |
116 } // namespace WebCore | 116 } // namespace WebCore |
117 | 117 |
118 #endif // ENABLE(WEB_AUDIO) | 118 #endif // ENABLE(WEB_AUDIO) |
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