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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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| 70 | 70 |
| 71 default: | 71 default: |
| 72 ASSERT_NOT_REACHED(); | 72 ASSERT_NOT_REACHED(); |
| 73 } | 73 } |
| 74 } | 74 } |
| 75 | 75 |
| 76 void WaveShaperDSPKernel::processCurve(const float* source, float* destination,
size_t framesToProcess) | 76 void WaveShaperDSPKernel::processCurve(const float* source, float* destination,
size_t framesToProcess) |
| 77 { | 77 { |
| 78 ASSERT(source && destination && waveShaperProcessor()); | 78 ASSERT(source && destination && waveShaperProcessor()); |
| 79 | 79 |
| 80 Float32Array* curve = waveShaperProcessor()->curve(); | 80 DOMFloat32Array* curve = waveShaperProcessor()->curve(); |
| 81 if (!curve) { | 81 if (!curve) { |
| 82 // Act as "straight wire" pass-through if no curve is set. | 82 // Act as "straight wire" pass-through if no curve is set. |
| 83 memcpy(destination, source, sizeof(float) * framesToProcess); | 83 memcpy(destination, source, sizeof(float) * framesToProcess); |
| 84 return; | 84 return; |
| 85 } | 85 } |
| 86 | 86 |
| 87 float* curveData = curve->data(); | 87 float* curveData = curve->data(); |
| 88 int curveLength = curve->length(); | 88 int curveLength = curve->length(); |
| 89 | 89 |
| 90 ASSERT(curveData); | 90 ASSERT(curveData); |
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| 200 default: | 200 default: |
| 201 ASSERT_NOT_REACHED(); | 201 ASSERT_NOT_REACHED(); |
| 202 } | 202 } |
| 203 | 203 |
| 204 return static_cast<double>(latencyFrames) / sampleRate(); | 204 return static_cast<double>(latencyFrames) / sampleRate(); |
| 205 } | 205 } |
| 206 | 206 |
| 207 } // namespace blink | 207 } // namespace blink |
| 208 | 208 |
| 209 #endif // ENABLE(WEB_AUDIO) | 209 #endif // ENABLE(WEB_AUDIO) |
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