| OLD | NEW |
| 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 |
| 11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
| 12 * | 12 * |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y |
| 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N |
| 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 23 */ | 23 */ |
| 24 | 24 |
| 25 #ifndef BiquadFilterNode_h | 25 #ifndef BiquadFilterNode_h |
| 26 #define BiquadFilterNode_h | 26 #define BiquadFilterNode_h |
| 27 | 27 |
| 28 #include "core/dom/DOMTypedArray.h" |
| 28 #include "modules/webaudio/AudioBasicProcessorNode.h" | 29 #include "modules/webaudio/AudioBasicProcessorNode.h" |
| 29 #include "modules/webaudio/BiquadProcessor.h" | 30 #include "modules/webaudio/BiquadProcessor.h" |
| 30 | 31 |
| 31 namespace blink { | 32 namespace blink { |
| 32 | 33 |
| 33 class AudioParam; | 34 class AudioParam; |
| 34 | 35 |
| 35 class BiquadFilterNode final : public AudioBasicProcessorNode { | 36 class BiquadFilterNode final : public AudioBasicProcessorNode { |
| 36 DEFINE_WRAPPERTYPEINFO(); | 37 DEFINE_WRAPPERTYPEINFO(); |
| 37 public: | 38 public: |
| (...skipping 17 matching lines...) Expand all Loading... |
| 55 String type() const; | 56 String type() const; |
| 56 void setType(const String&); | 57 void setType(const String&); |
| 57 | 58 |
| 58 AudioParam* frequency() { return biquadProcessor()->parameter1(); } | 59 AudioParam* frequency() { return biquadProcessor()->parameter1(); } |
| 59 AudioParam* q() { return biquadProcessor()->parameter2(); } | 60 AudioParam* q() { return biquadProcessor()->parameter2(); } |
| 60 AudioParam* gain() { return biquadProcessor()->parameter3(); } | 61 AudioParam* gain() { return biquadProcessor()->parameter3(); } |
| 61 AudioParam* detune() { return biquadProcessor()->parameter4(); } | 62 AudioParam* detune() { return biquadProcessor()->parameter4(); } |
| 62 | 63 |
| 63 // Get the magnitude and phase response of the filter at the given | 64 // Get the magnitude and phase response of the filter at the given |
| 64 // set of frequencies (in Hz). The phase response is in radians. | 65 // set of frequencies (in Hz). The phase response is in radians. |
| 65 void getFrequencyResponse(const Float32Array* frequencyHz, | 66 void getFrequencyResponse(const DOMFloat32Array* frequencyHz, DOMFloat32Arra
y* magResponse, DOMFloat32Array* phaseResponse); |
| 66 Float32Array* magResponse, | |
| 67 Float32Array* phaseResponse); | |
| 68 | 67 |
| 69 private: | 68 private: |
| 70 BiquadFilterNode(AudioContext*, float sampleRate); | 69 BiquadFilterNode(AudioContext*, float sampleRate); |
| 71 | 70 |
| 72 BiquadProcessor* biquadProcessor() { return static_cast<BiquadProcessor*>(pr
ocessor()); } | 71 BiquadProcessor* biquadProcessor() { return static_cast<BiquadProcessor*>(pr
ocessor()); } |
| 73 bool setType(unsigned); // Returns true on success. | 72 bool setType(unsigned); // Returns true on success. |
| 74 }; | 73 }; |
| 75 | 74 |
| 76 } // namespace blink | 75 } // namespace blink |
| 77 | 76 |
| 78 #endif // BiquadFilterNode_h | 77 #endif // BiquadFilterNode_h |
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