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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 * 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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50 | 50 |
51 class AnalyserNode; | 51 class AnalyserNode; |
52 class AudioBuffer; | 52 class AudioBuffer; |
53 class AudioBufferCallback; | 53 class AudioBufferCallback; |
54 class AudioBufferSourceNode; | 54 class AudioBufferSourceNode; |
55 class AudioListener; | 55 class AudioListener; |
56 class AudioSummingJunction; | 56 class AudioSummingJunction; |
57 class BiquadFilterNode; | 57 class BiquadFilterNode; |
58 class ChannelMergerNode; | 58 class ChannelMergerNode; |
59 class ChannelSplitterNode; | 59 class ChannelSplitterNode; |
| 60 class ConstantSourceNode; |
60 class ConvolverNode; | 61 class ConvolverNode; |
61 class DelayNode; | 62 class DelayNode; |
62 class Dictionary; | 63 class Dictionary; |
63 class Document; | 64 class Document; |
64 class DynamicsCompressorNode; | 65 class DynamicsCompressorNode; |
65 class ExceptionState; | 66 class ExceptionState; |
66 class GainNode; | 67 class GainNode; |
67 class HTMLMediaElement; | 68 class HTMLMediaElement; |
68 class IIRFilterNode; | 69 class IIRFilterNode; |
69 class MediaElementAudioSourceNode; | 70 class MediaElementAudioSourceNode; |
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162 AudioBufferCallback* successCallback, | 163 AudioBufferCallback* successCallback, |
163 AudioBufferCallback* errorCallback); | 164 AudioBufferCallback* errorCallback); |
164 | 165 |
165 AudioListener* listener() { return m_listener; } | 166 AudioListener* listener() { return m_listener; } |
166 | 167 |
167 virtual bool hasRealtimeConstraint() = 0; | 168 virtual bool hasRealtimeConstraint() = 0; |
168 | 169 |
169 // The AudioNode create methods are called on the main thread (from | 170 // The AudioNode create methods are called on the main thread (from |
170 // JavaScript). | 171 // JavaScript). |
171 AudioBufferSourceNode* createBufferSource(ExceptionState&); | 172 AudioBufferSourceNode* createBufferSource(ExceptionState&); |
| 173 ConstantSourceNode* createConstantSource(ExceptionState&); |
172 MediaElementAudioSourceNode* createMediaElementSource(HTMLMediaElement*, | 174 MediaElementAudioSourceNode* createMediaElementSource(HTMLMediaElement*, |
173 ExceptionState&); | 175 ExceptionState&); |
174 MediaStreamAudioSourceNode* createMediaStreamSource(MediaStream*, | 176 MediaStreamAudioSourceNode* createMediaStreamSource(MediaStream*, |
175 ExceptionState&); | 177 ExceptionState&); |
176 MediaStreamAudioDestinationNode* createMediaStreamDestination( | 178 MediaStreamAudioDestinationNode* createMediaStreamDestination( |
177 ExceptionState&); | 179 ExceptionState&); |
178 GainNode* createGain(ExceptionState&); | 180 GainNode* createGain(ExceptionState&); |
179 BiquadFilterNode* createBiquadFilter(ExceptionState&); | 181 BiquadFilterNode* createBiquadFilter(ExceptionState&); |
180 WaveShaperNode* createWaveShaper(ExceptionState&); | 182 WaveShaperNode* createWaveShaper(ExceptionState&); |
181 DelayNode* createDelay(ExceptionState&); | 183 DelayNode* createDelay(ExceptionState&); |
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418 Member<PeriodicWave> m_periodicWaveTriangle; | 420 Member<PeriodicWave> m_periodicWaveTriangle; |
419 | 421 |
420 // This is considering 32 is large enough for multiple channels audio. | 422 // This is considering 32 is large enough for multiple channels audio. |
421 // It is somewhat arbitrary and could be increased if necessary. | 423 // It is somewhat arbitrary and could be increased if necessary. |
422 enum { MaxNumberOfChannels = 32 }; | 424 enum { MaxNumberOfChannels = 32 }; |
423 }; | 425 }; |
424 | 426 |
425 } // namespace blink | 427 } // namespace blink |
426 | 428 |
427 #endif // BaseAudioContext_h | 429 #endif // BaseAudioContext_h |
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