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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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101 | 101 |
102 if (!isInitialized()) { | 102 if (!isInitialized()) { |
103 // This will propagate the channel count to any nodes connected further
downstream in the graph. | 103 // This will propagate the channel count to any nodes connected further
downstream in the graph. |
104 output(0)->setNumberOfChannels(numberOfChannels); | 104 output(0)->setNumberOfChannels(numberOfChannels); |
105 initialize(); | 105 initialize(); |
106 } | 106 } |
107 | 107 |
108 AudioNode::checkNumberOfChannelsForInput(input); | 108 AudioNode::checkNumberOfChannelsForInput(input); |
109 } | 109 } |
110 | 110 |
| 111 void GainNode::trace(Visitor* visitor) |
| 112 { |
| 113 visitor->trace(m_gain); |
| 114 AudioNode::trace(visitor); |
| 115 } |
| 116 |
111 } // namespace WebCore | 117 } // namespace WebCore |
112 | 118 |
113 #endif // ENABLE(WEB_AUDIO) | 119 #endif // ENABLE(WEB_AUDIO) |
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