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1 /* | 1 /* |
2 * Copyright (C) 2011, Google Inc. All rights reserved. | 2 * Copyright (C) 2011, 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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23 */ | 23 */ |
24 | 24 |
25 #include "config.h" | 25 #include "config.h" |
26 | 26 |
27 #if ENABLE(WEB_AUDIO) | 27 #if ENABLE(WEB_AUDIO) |
28 | 28 |
29 #include "modules/webaudio/WaveShaperProcessor.h" | 29 #include "modules/webaudio/WaveShaperProcessor.h" |
30 | 30 |
31 #include "modules/webaudio/WaveShaperDSPKernel.h" | 31 #include "modules/webaudio/WaveShaperDSPKernel.h" |
32 | 32 |
33 namespace WebCore { | 33 namespace blink { |
34 | 34 |
35 WaveShaperProcessor::WaveShaperProcessor(float sampleRate, size_t numberOfChanne
ls) | 35 WaveShaperProcessor::WaveShaperProcessor(float sampleRate, size_t numberOfChanne
ls) |
36 : AudioDSPKernelProcessor(sampleRate, numberOfChannels) | 36 : AudioDSPKernelProcessor(sampleRate, numberOfChannels) |
37 , m_oversample(OverSampleNone) | 37 , m_oversample(OverSampleNone) |
38 { | 38 { |
39 } | 39 } |
40 | 40 |
41 WaveShaperProcessor::~WaveShaperProcessor() | 41 WaveShaperProcessor::~WaveShaperProcessor() |
42 { | 42 { |
43 if (isInitialized()) | 43 if (isInitialized()) |
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89 if (tryLocker.locked()) { | 89 if (tryLocker.locked()) { |
90 // For each channel of our input, process using the corresponding WaveSh
aperDSPKernel into the output channel. | 90 // For each channel of our input, process using the corresponding WaveSh
aperDSPKernel into the output channel. |
91 for (unsigned i = 0; i < m_kernels.size(); ++i) | 91 for (unsigned i = 0; i < m_kernels.size(); ++i) |
92 m_kernels[i]->process(source->channel(i)->data(), destination->chann
el(i)->mutableData(), framesToProcess); | 92 m_kernels[i]->process(source->channel(i)->data(), destination->chann
el(i)->mutableData(), framesToProcess); |
93 } else { | 93 } else { |
94 // Too bad - the tryLock() failed. We must be in the middle of a setCurv
e() call. | 94 // Too bad - the tryLock() failed. We must be in the middle of a setCurv
e() call. |
95 destination->zero(); | 95 destination->zero(); |
96 } | 96 } |
97 } | 97 } |
98 | 98 |
99 } // namespace WebCore | 99 } // namespace blink |
100 | 100 |
101 #endif // ENABLE(WEB_AUDIO) | 101 #endif // ENABLE(WEB_AUDIO) |
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