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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 |
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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