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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 |
| (...skipping 41 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 52 void lazyInitializeOversampling(); | 52 void lazyInitializeOversampling(); |
| 53 | 53 |
| 54 protected: | 54 protected: |
| 55 // Apply the shaping curve. | 55 // Apply the shaping curve. |
| 56 void processCurve(const float* source, float* dest, size_t framesToProcess); | 56 void processCurve(const float* source, float* dest, size_t framesToProcess); |
| 57 | 57 |
| 58 // Use up-sampling, process at the higher sample-rate, then down-sample. | 58 // Use up-sampling, process at the higher sample-rate, then down-sample. |
| 59 void processCurve2x(const float* source, float* dest, size_t framesToProcess
); | 59 void processCurve2x(const float* source, float* dest, size_t framesToProcess
); |
| 60 void processCurve4x(const float* source, float* dest, size_t framesToProcess
); | 60 void processCurve4x(const float* source, float* dest, size_t framesToProcess
); |
| 61 | 61 |
| 62 WaveShaperProcessor* waveShaperProcessor() { return static_cast<WaveShaperPr
ocessor*>(processor()); } | 62 WaveShaperProcessor* getWaveShaperProcessor() { return static_cast<WaveShape
rProcessor*>(processor()); } |
| 63 | 63 |
| 64 // Oversampling. | 64 // Oversampling. |
| 65 OwnPtr<AudioFloatArray> m_tempBuffer; | 65 OwnPtr<AudioFloatArray> m_tempBuffer; |
| 66 OwnPtr<AudioFloatArray> m_tempBuffer2; | 66 OwnPtr<AudioFloatArray> m_tempBuffer2; |
| 67 OwnPtr<UpSampler> m_upSampler; | 67 OwnPtr<UpSampler> m_upSampler; |
| 68 OwnPtr<DownSampler> m_downSampler; | 68 OwnPtr<DownSampler> m_downSampler; |
| 69 OwnPtr<UpSampler> m_upSampler2; | 69 OwnPtr<UpSampler> m_upSampler2; |
| 70 OwnPtr<DownSampler> m_downSampler2; | 70 OwnPtr<DownSampler> m_downSampler2; |
| 71 }; | 71 }; |
| 72 | 72 |
| 73 } // namespace blink | 73 } // namespace blink |
| 74 | 74 |
| 75 #endif // WaveShaperDSPKernel_h | 75 #endif // WaveShaperDSPKernel_h |
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