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Side by Side Diff: Source/modules/webaudio/DynamicsCompressorNode.cpp

Issue 1214463003: Split "Online" and "Offline" AudioContext processing (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Bring to ToT Created 5 years, 5 months ago
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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 "config.h" 25 #include "config.h"
26 #if ENABLE(WEB_AUDIO) 26 #if ENABLE(WEB_AUDIO)
27 #include "modules/webaudio/DynamicsCompressorNode.h" 27 #include "modules/webaudio/DynamicsCompressorNode.h"
28 28
29 #include "modules/webaudio/AudioContext.h"
30 #include "modules/webaudio/AudioNodeInput.h" 29 #include "modules/webaudio/AudioNodeInput.h"
31 #include "modules/webaudio/AudioNodeOutput.h" 30 #include "modules/webaudio/AudioNodeOutput.h"
32 #include "platform/audio/DynamicsCompressor.h" 31 #include "platform/audio/DynamicsCompressor.h"
33 32
34 // Set output to stereo by default. 33 // Set output to stereo by default.
35 static const unsigned defaultNumberOfOutputChannels = 2; 34 static const unsigned defaultNumberOfOutputChannels = 2;
36 35
37 namespace blink { 36 namespace blink {
38 37
39 DynamicsCompressorHandler::DynamicsCompressorHandler( 38 DynamicsCompressorHandler::DynamicsCompressorHandler(
(...skipping 70 matching lines...) Expand 10 before | Expand all | Expand 10 after
110 return m_dynamicsCompressor->tailTime(); 109 return m_dynamicsCompressor->tailTime();
111 } 110 }
112 111
113 double DynamicsCompressorHandler::latencyTime() const 112 double DynamicsCompressorHandler::latencyTime() const
114 { 113 {
115 return m_dynamicsCompressor->latencyTime(); 114 return m_dynamicsCompressor->latencyTime();
116 } 115 }
117 116
118 // ---------------------------------------------------------------- 117 // ----------------------------------------------------------------
119 118
120 DynamicsCompressorNode::DynamicsCompressorNode(AudioContext& context, float samp leRate) 119 DynamicsCompressorNode::DynamicsCompressorNode(AbstractAudioContext& context, fl oat sampleRate)
121 : AudioNode(context) 120 : AudioNode(context)
122 , m_threshold(AudioParam::create(context, -24)) 121 , m_threshold(AudioParam::create(context, -24))
123 , m_knee(AudioParam::create(context, 30)) 122 , m_knee(AudioParam::create(context, 30))
124 , m_ratio(AudioParam::create(context, 12)) 123 , m_ratio(AudioParam::create(context, 12))
125 , m_reduction(AudioParam::create(context, 0)) 124 , m_reduction(AudioParam::create(context, 0))
126 , m_attack(AudioParam::create(context, 0.003)) 125 , m_attack(AudioParam::create(context, 0.003))
127 , m_release(AudioParam::create(context, 0.250)) 126 , m_release(AudioParam::create(context, 0.250))
128 { 127 {
129 setHandler(DynamicsCompressorHandler::create(*this, sampleRate, m_threshold- >handler(), m_knee->handler(), m_ratio->handler(), m_reduction->handler(), m_att ack->handler(), m_release->handler())); 128 setHandler(DynamicsCompressorHandler::create(*this, sampleRate, m_threshold- >handler(), m_knee->handler(), m_ratio->handler(), m_reduction->handler(), m_att ack->handler(), m_release->handler()));
130 } 129 }
131 130
132 DynamicsCompressorNode* DynamicsCompressorNode::create(AudioContext& context, fl oat sampleRate) 131 DynamicsCompressorNode* DynamicsCompressorNode::create(AbstractAudioContext& con text, float sampleRate)
133 { 132 {
134 return new DynamicsCompressorNode(context, sampleRate); 133 return new DynamicsCompressorNode(context, sampleRate);
135 } 134 }
136 135
137 DEFINE_TRACE(DynamicsCompressorNode) 136 DEFINE_TRACE(DynamicsCompressorNode)
138 { 137 {
139 visitor->trace(m_threshold); 138 visitor->trace(m_threshold);
140 visitor->trace(m_knee); 139 visitor->trace(m_knee);
141 visitor->trace(m_ratio); 140 visitor->trace(m_ratio);
142 visitor->trace(m_reduction); 141 visitor->trace(m_reduction);
(...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after
176 } 175 }
177 176
178 AudioParam* DynamicsCompressorNode::release() const 177 AudioParam* DynamicsCompressorNode::release() const
179 { 178 {
180 return m_release; 179 return m_release;
181 } 180 }
182 181
183 } // namespace blink 182 } // namespace blink
184 183
185 #endif // ENABLE(WEB_AUDIO) 184 #endif // ENABLE(WEB_AUDIO)
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