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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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| 43 size_t bufferSize, | 43 size_t bufferSize, |
| 44 unsigned numberOfInputChannels, | 44 unsigned numberOfInputChannels, |
| 45 unsigned numberOfOutputChannels) | 45 unsigned numberOfOutputChannels) |
| 46 : AudioHandler(NodeTypeJavaScript, node, sampleRate), | 46 : AudioHandler(NodeTypeJavaScript, node, sampleRate), |
| 47 m_doubleBufferIndex(0), | 47 m_doubleBufferIndex(0), |
| 48 m_bufferSize(bufferSize), | 48 m_bufferSize(bufferSize), |
| 49 m_bufferReadWriteIndex(0), | 49 m_bufferReadWriteIndex(0), |
| 50 m_numberOfInputChannels(numberOfInputChannels), | 50 m_numberOfInputChannels(numberOfInputChannels), |
| 51 m_numberOfOutputChannels(numberOfOutputChannels), | 51 m_numberOfOutputChannels(numberOfOutputChannels), |
| 52 m_internalInputBus(AudioBus::create(numberOfInputChannels, | 52 m_internalInputBus(AudioBus::create(numberOfInputChannels, |
| 53 ProcessingSizeInFrames, | 53 AudioUtilities::kRenderQuantumFrames, |
| 54 false)) { | 54 false)) { |
| 55 // Regardless of the allowed buffer sizes, we still need to process at the | 55 // Regardless of the allowed buffer sizes, we still need to process at the |
| 56 // granularity of the AudioNode. | 56 // granularity of the AudioNode. |
| 57 if (m_bufferSize < ProcessingSizeInFrames) | 57 if (m_bufferSize < AudioUtilities::kRenderQuantumFrames) |
| 58 m_bufferSize = ProcessingSizeInFrames; | 58 m_bufferSize = AudioUtilities::kRenderQuantumFrames; |
| 59 | 59 |
| 60 DCHECK_LE(numberOfInputChannels, BaseAudioContext::maxNumberOfChannels()); | 60 DCHECK_LE(numberOfInputChannels, BaseAudioContext::maxNumberOfChannels()); |
| 61 | 61 |
| 62 addInput(); | 62 addInput(); |
| 63 addOutput(numberOfOutputChannels); | 63 addOutput(numberOfOutputChannels); |
| 64 | 64 |
| 65 m_channelCount = numberOfInputChannels; | 65 m_channelCount = numberOfInputChannels; |
| 66 setInternalChannelCountMode(Explicit); | 66 setInternalChannelCountMode(Explicit); |
| 67 | 67 |
| 68 initialize(); | 68 initialize(); |
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| 473 | 473 |
| 474 // If |onaudioprocess| event handler is defined, the node should not be | 474 // If |onaudioprocess| event handler is defined, the node should not be |
| 475 // GCed even if it is out of scope. | 475 // GCed even if it is out of scope. |
| 476 if (hasEventListeners(EventTypeNames::audioprocess)) | 476 if (hasEventListeners(EventTypeNames::audioprocess)) |
| 477 return true; | 477 return true; |
| 478 | 478 |
| 479 return false; | 479 return false; |
| 480 } | 480 } |
| 481 | 481 |
| 482 } // namespace blink | 482 } // namespace blink |
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Chromium Code Reviews
Issue 2440583002:
Use AudioUtilities::kRenderQuantumFrames everywhere (Closed)
