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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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| 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 */ | 27 */ |
| 28 | 28 |
| 29 #include "config.h" | 29 #include "config.h" |
| 30 | 30 |
| 31 #if ENABLE(WEB_AUDIO) | 31 #if ENABLE(WEB_AUDIO) |
| 32 | 32 |
| 33 #include "ReverbConvolver.h" | 33 #include "core/platform/audio/ReverbConvolver.h" |
| 34 | 34 |
| 35 #include "VectorMath.h" | 35 #include "core/platform/audio/AudioBus.h" |
| 36 #include "AudioBus.h" | 36 #include "core/platform/audio/VectorMath.h" |
| 37 | 37 |
| 38 namespace WebCore { | 38 namespace WebCore { |
| 39 | 39 |
| 40 using namespace VectorMath; | 40 using namespace VectorMath; |
| 41 | 41 |
| 42 const int InputBufferSize = 8 * 16384; | 42 const int InputBufferSize = 8 * 16384; |
| 43 | 43 |
| 44 // We only process the leading portion of the impulse response in the real-time
thread. We don't exceed this length. | 44 // We only process the leading portion of the impulse response in the real-time
thread. We don't exceed this length. |
| 45 // It turns out then, that the background thread has about 278msec of scheduling
slop. | 45 // It turns out then, that the background thread has about 278msec of scheduling
slop. |
| 46 // Empirically, this has been found to be a good compromise between giving enoug
h time for scheduling slop, | 46 // Empirically, this has been found to be a good compromise between giving enoug
h time for scheduling slop, |
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| 229 } | 229 } |
| 230 | 230 |
| 231 size_t ReverbConvolver::latencyFrames() const | 231 size_t ReverbConvolver::latencyFrames() const |
| 232 { | 232 { |
| 233 return 0; | 233 return 0; |
| 234 } | 234 } |
| 235 | 235 |
| 236 } // namespace WebCore | 236 } // namespace WebCore |
| 237 | 237 |
| 238 #endif // ENABLE(WEB_AUDIO) | 238 #endif // ENABLE(WEB_AUDIO) |
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