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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 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 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. 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 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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58 float sampleRate() const { return m_sampleRate; } | 58 float sampleRate() const { return m_sampleRate; } |
59 | 59 |
60 // Channel data access | 60 // Channel data access |
61 unsigned numberOfChannels() const { return m_channels.size(); } | 61 unsigned numberOfChannels() const { return m_channels.size(); } |
62 PassRefPtr<DOMFloat32Array> getChannelData(unsigned channelIndex, ExceptionS
tate&); | 62 PassRefPtr<DOMFloat32Array> getChannelData(unsigned channelIndex, ExceptionS
tate&); |
63 Float32Array* getChannelData(unsigned channelIndex); | 63 Float32Array* getChannelData(unsigned channelIndex); |
64 void zero(); | 64 void zero(); |
65 | 65 |
66 void trace(Visitor*) { } | 66 void trace(Visitor*) { } |
67 | 67 |
68 virtual v8::Handle<v8::Object> associateWithWrapper(const WrapperTypeInfo*,
v8::Handle<v8::Object> wrapper, v8::Isolate*) override; | 68 virtual v8::Handle<v8::Object> associateWithWrapper(v8::Isolate*, const Wrap
perTypeInfo*, v8::Handle<v8::Object> wrapper) override; |
69 | 69 |
70 protected: | 70 protected: |
71 AudioBuffer(unsigned numberOfChannels, size_t numberOfFrames, float sampleRa
te); | 71 AudioBuffer(unsigned numberOfChannels, size_t numberOfFrames, float sampleRa
te); |
72 explicit AudioBuffer(AudioBus*); | 72 explicit AudioBuffer(AudioBus*); |
73 bool createdSuccessfully(unsigned desiredNumberOfChannels) const; | 73 bool createdSuccessfully(unsigned desiredNumberOfChannels) const; |
74 | 74 |
75 float m_sampleRate; | 75 float m_sampleRate; |
76 size_t m_length; | 76 size_t m_length; |
77 | 77 |
78 Vector<RefPtr<Float32Array> > m_channels; | 78 Vector<RefPtr<Float32Array> > m_channels; |
79 }; | 79 }; |
80 | 80 |
81 } // namespace blink | 81 } // namespace blink |
82 | 82 |
83 #endif // AudioBuffer_h | 83 #endif // AudioBuffer_h |
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