| OLD | NEW |
| 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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| 45 // inherit from RefCounted. | 45 // inherit from RefCounted. |
| 46 template<> struct CrossThreadCopierBase<false, false, false, PassRefPtr<ScriptPr
ocessorNode> > : public CrossThreadCopierPassThrough<PassRefPtr<ScriptProcessorN
ode> > { | 46 template<> struct CrossThreadCopierBase<false, false, false, PassRefPtr<ScriptPr
ocessorNode> > : public CrossThreadCopierPassThrough<PassRefPtr<ScriptProcessorN
ode> > { |
| 47 }; | 47 }; |
| 48 #endif | 48 #endif |
| 49 | 49 |
| 50 static size_t chooseBufferSize() | 50 static size_t chooseBufferSize() |
| 51 { | 51 { |
| 52 // Choose a buffer size based on the audio hardware buffer size. Arbitarily
make it a power of | 52 // Choose a buffer size based on the audio hardware buffer size. Arbitarily
make it a power of |
| 53 // two that is 4 times greater than the hardware buffer size. | 53 // two that is 4 times greater than the hardware buffer size. |
| 54 // FIXME: What is the best way to choose this? | 54 // FIXME: What is the best way to choose this? |
| 55 size_t hardwareBufferSize = blink::Platform::current()->audioHardwareBufferS
ize(); | 55 size_t hardwareBufferSize = Platform::current()->audioHardwareBufferSize(); |
| 56 size_t bufferSize = 1 << static_cast<unsigned>(log2(4 * hardwareBufferSize)
+ 0.5); | 56 size_t bufferSize = 1 << static_cast<unsigned>(log2(4 * hardwareBufferSize)
+ 0.5); |
| 57 | 57 |
| 58 if (bufferSize < 256) | 58 if (bufferSize < 256) |
| 59 return 256; | 59 return 256; |
| 60 if (bufferSize > 16384) | 60 if (bufferSize > 16384) |
| 61 return 16384; | 61 return 16384; |
| 62 | 62 |
| 63 return bufferSize; | 63 return bufferSize; |
| 64 } | 64 } |
| 65 | 65 |
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| 284 void ScriptProcessorNode::trace(Visitor* visitor) | 284 void ScriptProcessorNode::trace(Visitor* visitor) |
| 285 { | 285 { |
| 286 visitor->trace(m_inputBuffers); | 286 visitor->trace(m_inputBuffers); |
| 287 visitor->trace(m_outputBuffers); | 287 visitor->trace(m_outputBuffers); |
| 288 AudioNode::trace(visitor); | 288 AudioNode::trace(visitor); |
| 289 } | 289 } |
| 290 | 290 |
| 291 } // namespace blink | 291 } // namespace blink |
| 292 | 292 |
| 293 #endif // ENABLE(WEB_AUDIO) | 293 #endif // ENABLE(WEB_AUDIO) |
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