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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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29 #include "config.h" | 29 #include "config.h" |
30 | 30 |
31 #if ENABLE(WEB_AUDIO) | 31 #if ENABLE(WEB_AUDIO) |
32 | 32 |
33 #include "platform/audio/AudioDestination.h" | 33 #include "platform/audio/AudioDestination.h" |
34 | 34 |
35 #include "platform/audio/AudioFIFO.h" | 35 #include "platform/audio/AudioFIFO.h" |
36 #include "platform/audio/AudioPullFIFO.h" | 36 #include "platform/audio/AudioPullFIFO.h" |
37 #include "public/platform/Platform.h" | 37 #include "public/platform/Platform.h" |
38 | 38 |
39 namespace WebCore { | 39 namespace blink { |
40 | 40 |
41 // Buffer size at which the web audio engine will render. | 41 // Buffer size at which the web audio engine will render. |
42 const unsigned renderBufferSize = 128; | 42 const unsigned renderBufferSize = 128; |
43 | 43 |
44 // Size of the FIFO | 44 // Size of the FIFO |
45 const size_t fifoSize = 8192; | 45 const size_t fifoSize = 8192; |
46 | 46 |
47 // Factory method: Chromium-implementation | 47 // Factory method: Chromium-implementation |
48 PassOwnPtr<AudioDestination> AudioDestination::create(AudioIOCallback& callback,
const String& inputDeviceId, unsigned numberOfInputChannels, unsigned numberOfO
utputChannels, float sampleRate) | 48 PassOwnPtr<AudioDestination> AudioDestination::create(AudioIOCallback& callback,
const String& inputDeviceId, unsigned numberOfInputChannels, unsigned numberOfO
utputChannels, float sampleRate) |
49 { | 49 { |
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168 { | 168 { |
169 AudioBus* sourceBus = 0; | 169 AudioBus* sourceBus = 0; |
170 if (m_inputFifo->framesInFifo() >= framesToProcess) { | 170 if (m_inputFifo->framesInFifo() >= framesToProcess) { |
171 m_inputFifo->consume(m_inputBus.get(), framesToProcess); | 171 m_inputFifo->consume(m_inputBus.get(), framesToProcess); |
172 sourceBus = m_inputBus.get(); | 172 sourceBus = m_inputBus.get(); |
173 } | 173 } |
174 | 174 |
175 m_callback.render(sourceBus, bus, framesToProcess); | 175 m_callback.render(sourceBus, bus, framesToProcess); |
176 } | 176 } |
177 | 177 |
178 } // namespace WebCore | 178 } // namespace blink |
179 | 179 |
180 #endif // ENABLE(WEB_AUDIO) | 180 #endif // ENABLE(WEB_AUDIO) |
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