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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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| 75 | 75 |
| 76 ScriptProcessorNode(AudioContext*, float sampleRate, size_t bufferSize, unsi
gned numberOfInputChannels, unsigned numberOfOutputChannels); | 76 ScriptProcessorNode(AudioContext*, float sampleRate, size_t bufferSize, unsi
gned numberOfInputChannels, unsigned numberOfOutputChannels); |
| 77 | 77 |
| 78 void fireProcessEvent(); | 78 void fireProcessEvent(); |
| 79 | 79 |
| 80 // Double buffering | 80 // Double buffering |
| 81 unsigned doubleBufferIndex() const { return m_doubleBufferIndex; } | 81 unsigned doubleBufferIndex() const { return m_doubleBufferIndex; } |
| 82 void swapBuffers() { m_doubleBufferIndex = 1 - m_doubleBufferIndex; } | 82 void swapBuffers() { m_doubleBufferIndex = 1 - m_doubleBufferIndex; } |
| 83 unsigned m_doubleBufferIndex; | 83 unsigned m_doubleBufferIndex; |
| 84 unsigned m_doubleBufferIndexForEvent; | 84 unsigned m_doubleBufferIndexForEvent; |
| 85 HeapVector<Member<AudioBuffer> > m_inputBuffers; | 85 HeapVector<Member<AudioBuffer>> m_inputBuffers; |
| 86 HeapVector<Member<AudioBuffer> > m_outputBuffers; | 86 HeapVector<Member<AudioBuffer>> m_outputBuffers; |
| 87 | 87 |
| 88 size_t m_bufferSize; | 88 size_t m_bufferSize; |
| 89 unsigned m_bufferReadWriteIndex; | 89 unsigned m_bufferReadWriteIndex; |
| 90 | 90 |
| 91 unsigned m_numberOfInputChannels; | 91 unsigned m_numberOfInputChannels; |
| 92 unsigned m_numberOfOutputChannels; | 92 unsigned m_numberOfOutputChannels; |
| 93 | 93 |
| 94 RefPtr<AudioBus> m_internalInputBus; | 94 RefPtr<AudioBus> m_internalInputBus; |
| 95 // Synchronize process() with fireProcessEvent(). | 95 // Synchronize process() with fireProcessEvent(). |
| 96 mutable Mutex m_processEventLock; | 96 mutable Mutex m_processEventLock; |
| 97 }; | 97 }; |
| 98 | 98 |
| 99 } // namespace blink | 99 } // namespace blink |
| 100 | 100 |
| 101 #endif // ScriptProcessorNode_h | 101 #endif // ScriptProcessorNode_h |
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