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1 /* | 1 /* |
2 * Copyright (C) 2010, Google Inc. All rights reserved. | 2 * Copyright (C) 2010, 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 |
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44 // But, the Reverb object is multi-threaded, so we want this as high as possible
without losing too much accuracy. | 44 // But, the Reverb object is multi-threaded, so we want this as high as possible
without losing too much accuracy. |
45 // Very large FFTs will have worse phase errors. Given these constraints 32768 i
s a good compromise. | 45 // Very large FFTs will have worse phase errors. Given these constraints 32768 i
s a good compromise. |
46 const size_t MaxFFTSize = 32768; | 46 const size_t MaxFFTSize = 32768; |
47 | 47 |
48 namespace blink { | 48 namespace blink { |
49 | 49 |
50 ConvolverNode::ConvolverNode(AudioContext* context, float sampleRate) | 50 ConvolverNode::ConvolverNode(AudioContext* context, float sampleRate) |
51 : AudioNode(context, sampleRate) | 51 : AudioNode(context, sampleRate) |
52 , m_normalize(true) | 52 , m_normalize(true) |
53 { | 53 { |
54 ScriptWrappable::init(this); | |
55 addInput(); | 54 addInput(); |
56 addOutput(AudioNodeOutput::create(this, 2)); | 55 addOutput(AudioNodeOutput::create(this, 2)); |
57 | 56 |
58 // Node-specific default mixing rules. | 57 // Node-specific default mixing rules. |
59 m_channelCount = 2; | 58 m_channelCount = 2; |
60 m_channelCountMode = ClampedMax; | 59 m_channelCountMode = ClampedMax; |
61 m_channelInterpretation = AudioBus::Speakers; | 60 m_channelInterpretation = AudioBus::Speakers; |
62 | 61 |
63 setNodeType(NodeTypeConvolver); | 62 setNodeType(NodeTypeConvolver); |
64 initialize(); | 63 initialize(); |
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187 | 186 |
188 void ConvolverNode::trace(Visitor* visitor) | 187 void ConvolverNode::trace(Visitor* visitor) |
189 { | 188 { |
190 visitor->trace(m_buffer); | 189 visitor->trace(m_buffer); |
191 AudioNode::trace(visitor); | 190 AudioNode::trace(visitor); |
192 } | 191 } |
193 | 192 |
194 } // namespace blink | 193 } // namespace blink |
195 | 194 |
196 #endif // ENABLE(WEB_AUDIO) | 195 #endif // ENABLE(WEB_AUDIO) |
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