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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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53 // JavaScript interface | 53 // JavaScript interface |
54 AudioParam* gain() { return m_gain.get(); } | 54 AudioParam* gain() { return m_gain.get(); } |
55 | 55 |
56 private: | 56 private: |
57 virtual double tailTime() const OVERRIDE { return 0; } | 57 virtual double tailTime() const OVERRIDE { return 0; } |
58 virtual double latencyTime() const OVERRIDE { return 0; } | 58 virtual double latencyTime() const OVERRIDE { return 0; } |
59 | 59 |
60 GainNode(AudioContext*, float sampleRate); | 60 GainNode(AudioContext*, float sampleRate); |
61 | 61 |
62 float m_lastGain; // for de-zippering | 62 float m_lastGain; // for de-zippering |
63 RefPtr<AudioParam> m_gain; | 63 RefPtrWillBePersistent<AudioParam> m_gain; |
64 | 64 |
65 AudioFloatArray m_sampleAccurateGainValues; | 65 AudioFloatArray m_sampleAccurateGainValues; |
66 }; | 66 }; |
67 | 67 |
68 } // namespace WebCore | 68 } // namespace WebCore |
69 | 69 |
70 #endif // GainNode_h | 70 #endif // GainNode_h |
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