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1 /* | 1 /* |
2 * Copyright (C) 2011, Google Inc. All rights reserved. | 2 * Copyright (C) 2011, 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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46 virtual ~MediaElementAudioSourceNode(); | 46 virtual ~MediaElementAudioSourceNode(); |
47 | 47 |
48 HTMLMediaElement* mediaElement() { return m_mediaElement.get(); } | 48 HTMLMediaElement* mediaElement() { return m_mediaElement.get(); } |
49 | 49 |
50 // AudioNode | 50 // AudioNode |
51 virtual void process(size_t framesToProcess) OVERRIDE; | 51 virtual void process(size_t framesToProcess) OVERRIDE; |
52 | 52 |
53 // AudioSourceProviderClient | 53 // AudioSourceProviderClient |
54 virtual void setFormat(size_t numberOfChannels, float sampleRate) OVERRIDE; | 54 virtual void setFormat(size_t numberOfChannels, float sampleRate) OVERRIDE; |
55 | 55 |
56 void lock(); | 56 virtual void lock() OVERRIDE; |
57 void unlock(); | 57 virtual void unlock() OVERRIDE; |
58 | 58 |
59 private: | 59 private: |
60 MediaElementAudioSourceNode(AudioContext*, HTMLMediaElement*); | 60 MediaElementAudioSourceNode(AudioContext*, HTMLMediaElement*); |
61 | 61 |
62 // As an audio source, we will never propagate silence. | 62 // As an audio source, we will never propagate silence. |
63 virtual bool propagatesSilence() const OVERRIDE { return false; } | 63 virtual bool propagatesSilence() const OVERRIDE { return false; } |
64 | 64 |
65 RefPtr<HTMLMediaElement> m_mediaElement; | 65 RefPtr<HTMLMediaElement> m_mediaElement; |
66 Mutex m_processLock; | 66 Mutex m_processLock; |
67 | 67 |
68 unsigned m_sourceNumberOfChannels; | 68 unsigned m_sourceNumberOfChannels; |
69 double m_sourceSampleRate; | 69 double m_sourceSampleRate; |
70 | 70 |
71 OwnPtr<MultiChannelResampler> m_multiChannelResampler; | 71 OwnPtr<MultiChannelResampler> m_multiChannelResampler; |
72 }; | 72 }; |
73 | 73 |
74 } // namespace WebCore | 74 } // namespace WebCore |
75 | 75 |
76 #endif // ENABLE(WEB_AUDIO) | 76 #endif // ENABLE(WEB_AUDIO) |
77 | 77 |
78 #endif // MediaElementAudioSourceNode_h | 78 #endif // MediaElementAudioSourceNode_h |
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