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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 |
| (...skipping 14 matching lines...) Expand all Loading... |
| 25 #ifndef AudioNodeOutput_h | 25 #ifndef AudioNodeOutput_h |
| 26 #define AudioNodeOutput_h | 26 #define AudioNodeOutput_h |
| 27 | 27 |
| 28 #include "platform/audio/AudioBus.h" | 28 #include "platform/audio/AudioBus.h" |
| 29 #include "modules/webaudio/AudioNode.h" | 29 #include "modules/webaudio/AudioNode.h" |
| 30 #include "modules/webaudio/AudioParam.h" | 30 #include "modules/webaudio/AudioParam.h" |
| 31 #include "wtf/HashSet.h" | 31 #include "wtf/HashSet.h" |
| 32 #include "wtf/RefPtr.h" | 32 #include "wtf/RefPtr.h" |
| 33 #include "wtf/Vector.h" | 33 #include "wtf/Vector.h" |
| 34 | 34 |
| 35 namespace WebCore { | 35 namespace blink { |
| 36 | 36 |
| 37 class AudioContext; | 37 class AudioContext; |
| 38 class AudioNodeInput; | 38 class AudioNodeInput; |
| 39 | 39 |
| 40 // AudioNodeOutput represents a single output for an AudioNode. | 40 // AudioNodeOutput represents a single output for an AudioNode. |
| 41 // It may be connected to one or more AudioNodeInputs. | 41 // It may be connected to one or more AudioNodeInputs. |
| 42 class AudioNodeOutput : public NoBaseWillBeGarbageCollectedFinalized<AudioNodeOu
tput> { | 42 class AudioNodeOutput : public NoBaseWillBeGarbageCollectedFinalized<AudioNodeOu
tput> { |
| 43 public: | 43 public: |
| 44 // It's OK to pass 0 for numberOfChannels in which case | 44 // It's OK to pass 0 for numberOfChannels in which case |
| 45 // setNumberOfChannels() must be called later on. | 45 // setNumberOfChannels() must be called later on. |
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| 142 bool m_isEnabled; | 142 bool m_isEnabled; |
| 143 | 143 |
| 144 // For the purposes of rendering, keeps track of the number of inputs and Au
dioParams we're connected to. | 144 // For the purposes of rendering, keeps track of the number of inputs and Au
dioParams we're connected to. |
| 145 // These value should only be changed at the very start or end of the render
ing quantum. | 145 // These value should only be changed at the very start or end of the render
ing quantum. |
| 146 unsigned m_renderingFanOutCount; | 146 unsigned m_renderingFanOutCount; |
| 147 unsigned m_renderingParamFanOutCount; | 147 unsigned m_renderingParamFanOutCount; |
| 148 | 148 |
| 149 WillBeHeapHashSet<RefPtrWillBeMember<AudioParam> > m_params; | 149 WillBeHeapHashSet<RefPtrWillBeMember<AudioParam> > m_params; |
| 150 }; | 150 }; |
| 151 | 151 |
| 152 } // namespace WebCore | 152 } // namespace blink |
| 153 | 153 |
| 154 #endif // AudioNodeOutput_h | 154 #endif // AudioNodeOutput_h |
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