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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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133 // Compute playback rate (k-rate) by incorporating the sample rate | 133 // Compute playback rate (k-rate) by incorporating the sample rate |
134 // conversion factor, and the value of playbackRate and detune AudioParams. | 134 // conversion factor, and the value of playbackRate and detune AudioParams. |
135 double computePlaybackRate(); | 135 double computePlaybackRate(); |
136 | 136 |
137 // The minimum playbackRate value ever used for this source. | 137 // The minimum playbackRate value ever used for this source. |
138 double m_minPlaybackRate; | 138 double m_minPlaybackRate; |
139 }; | 139 }; |
140 | 140 |
141 class AudioBufferSourceNode final : public AudioScheduledSourceNode { | 141 class AudioBufferSourceNode final : public AudioScheduledSourceNode { |
142 DEFINE_WRAPPERTYPEINFO(); | 142 DEFINE_WRAPPERTYPEINFO(); |
143 USING_GARBAGE_COLLECTED_MIXIN(AudioBufferSourceNode); | |
144 public: | 143 public: |
145 static AudioBufferSourceNode* create(AbstractAudioContext&, float sampleRate
); | 144 static AudioBufferSourceNode* create(AbstractAudioContext&, float sampleRate
); |
146 DECLARE_VIRTUAL_TRACE(); | 145 DECLARE_VIRTUAL_TRACE(); |
147 AudioBufferSourceHandler& audioBufferSourceHandler() const; | 146 AudioBufferSourceHandler& audioBufferSourceHandler() const; |
148 | 147 |
149 AudioBuffer* buffer() const; | 148 AudioBuffer* buffer() const; |
150 void setBuffer(AudioBuffer*, ExceptionState&); | 149 void setBuffer(AudioBuffer*, ExceptionState&); |
151 AudioParam* playbackRate() const; | 150 AudioParam* playbackRate() const; |
152 AudioParam* detune() const; | 151 AudioParam* detune() const; |
153 bool loop() const; | 152 bool loop() const; |
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165 private: | 164 private: |
166 AudioBufferSourceNode(AbstractAudioContext&, float sampleRate); | 165 AudioBufferSourceNode(AbstractAudioContext&, float sampleRate); |
167 | 166 |
168 Member<AudioParam> m_playbackRate; | 167 Member<AudioParam> m_playbackRate; |
169 Member<AudioParam> m_detune; | 168 Member<AudioParam> m_detune; |
170 }; | 169 }; |
171 | 170 |
172 } // namespace blink | 171 } // namespace blink |
173 | 172 |
174 #endif // AudioBufferSourceNode_h | 173 #endif // AudioBufferSourceNode_h |
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