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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 #include "modules/webaudio/BiquadFilterNode.h" | 25 #include "modules/webaudio/BiquadFilterNode.h" |
26 | |
27 #if ENABLE(WEB_AUDIO) | |
28 #include "modules/webaudio/AudioBasicProcessorHandler.h" | 26 #include "modules/webaudio/AudioBasicProcessorHandler.h" |
29 | 27 |
30 namespace blink { | 28 namespace blink { |
31 | 29 |
32 BiquadFilterNode::BiquadFilterNode(AbstractAudioContext& context, float sampleRa
te) | 30 BiquadFilterNode::BiquadFilterNode(AbstractAudioContext& context, float sampleRa
te) |
33 : AudioNode(context) | 31 : AudioNode(context) |
34 , m_frequency(AudioParam::create(context, 350.0)) | 32 , m_frequency(AudioParam::create(context, 350.0)) |
35 , m_q(AudioParam::create(context, 1)) | 33 , m_q(AudioParam::create(context, 1)) |
36 , m_gain(AudioParam::create(context, 0.0)) | 34 , m_gain(AudioParam::create(context, 0.0)) |
37 , m_detune(AudioParam::create(context, 0.0)) | 35 , m_detune(AudioParam::create(context, 0.0)) |
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111 { | 109 { |
112 ASSERT(frequencyHz && magResponse && phaseResponse); | 110 ASSERT(frequencyHz && magResponse && phaseResponse); |
113 | 111 |
114 int n = std::min(frequencyHz->length(), std::min(magResponse->length(), phas
eResponse->length())); | 112 int n = std::min(frequencyHz->length(), std::min(magResponse->length(), phas
eResponse->length())); |
115 if (n) | 113 if (n) |
116 biquadProcessor()->getFrequencyResponse(n, frequencyHz->data(), magRespo
nse->data(), phaseResponse->data()); | 114 biquadProcessor()->getFrequencyResponse(n, frequencyHz->data(), magRespo
nse->data(), phaseResponse->data()); |
117 } | 115 } |
118 | 116 |
119 } // namespace blink | 117 } // namespace blink |
120 | 118 |
121 #endif // ENABLE(WEB_AUDIO) | |
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