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1 /* | 1 /* |
2 * Copyright (C) 2011, Google Inc. All rights reserved. | 2 * Copyright (C) 2011, 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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26 #define DynamicsCompressorNode_h | 26 #define DynamicsCompressorNode_h |
27 | 27 |
28 #include "modules/webaudio/AudioNode.h" | 28 #include "modules/webaudio/AudioNode.h" |
29 #include "modules/webaudio/AudioParam.h" | 29 #include "modules/webaudio/AudioParam.h" |
30 #include "wtf/OwnPtr.h" | 30 #include "wtf/OwnPtr.h" |
31 | 31 |
32 namespace blink { | 32 namespace blink { |
33 | 33 |
34 class DynamicsCompressor; | 34 class DynamicsCompressor; |
35 | 35 |
36 class DynamicsCompressorNode FINAL : public AudioNode { | 36 class DynamicsCompressorNode final : public AudioNode { |
37 DEFINE_WRAPPERTYPEINFO(); | 37 DEFINE_WRAPPERTYPEINFO(); |
38 public: | 38 public: |
39 static DynamicsCompressorNode* create(AudioContext* context, float sampleRat
e) | 39 static DynamicsCompressorNode* create(AudioContext* context, float sampleRat
e) |
40 { | 40 { |
41 return adoptRefCountedGarbageCollectedWillBeNoop(new DynamicsCompressorN
ode(context, sampleRate)); | 41 return adoptRefCountedGarbageCollectedWillBeNoop(new DynamicsCompressorN
ode(context, sampleRate)); |
42 } | 42 } |
43 | 43 |
44 virtual ~DynamicsCompressorNode(); | 44 virtual ~DynamicsCompressorNode(); |
45 | 45 |
46 // AudioNode | 46 // AudioNode |
47 virtual void dispose() OVERRIDE; | 47 virtual void dispose() override; |
48 virtual void process(size_t framesToProcess) OVERRIDE; | 48 virtual void process(size_t framesToProcess) override; |
49 virtual void initialize() OVERRIDE; | 49 virtual void initialize() override; |
50 virtual void uninitialize() OVERRIDE; | 50 virtual void uninitialize() override; |
51 | 51 |
52 // Static compression curve parameters. | 52 // Static compression curve parameters. |
53 AudioParam* threshold() { return m_threshold.get(); } | 53 AudioParam* threshold() { return m_threshold.get(); } |
54 AudioParam* knee() { return m_knee.get(); } | 54 AudioParam* knee() { return m_knee.get(); } |
55 AudioParam* ratio() { return m_ratio.get(); } | 55 AudioParam* ratio() { return m_ratio.get(); } |
56 AudioParam* attack() { return m_attack.get(); } | 56 AudioParam* attack() { return m_attack.get(); } |
57 AudioParam* release() { return m_release.get(); } | 57 AudioParam* release() { return m_release.get(); } |
58 | 58 |
59 // Amount by which the compressor is currently compressing the signal in dec
ibels. | 59 // Amount by which the compressor is currently compressing the signal in dec
ibels. |
60 AudioParam* reduction() { return m_reduction.get(); } | 60 AudioParam* reduction() { return m_reduction.get(); } |
61 | 61 |
62 virtual void trace(Visitor*) OVERRIDE; | 62 virtual void trace(Visitor*) override; |
63 | 63 |
64 private: | 64 private: |
65 virtual double tailTime() const OVERRIDE; | 65 virtual double tailTime() const override; |
66 virtual double latencyTime() const OVERRIDE; | 66 virtual double latencyTime() const override; |
67 | 67 |
68 DynamicsCompressorNode(AudioContext*, float sampleRate); | 68 DynamicsCompressorNode(AudioContext*, float sampleRate); |
69 | 69 |
70 OwnPtr<DynamicsCompressor> m_dynamicsCompressor; | 70 OwnPtr<DynamicsCompressor> m_dynamicsCompressor; |
71 Member<AudioParam> m_threshold; | 71 Member<AudioParam> m_threshold; |
72 Member<AudioParam> m_knee; | 72 Member<AudioParam> m_knee; |
73 Member<AudioParam> m_ratio; | 73 Member<AudioParam> m_ratio; |
74 Member<AudioParam> m_reduction; | 74 Member<AudioParam> m_reduction; |
75 Member<AudioParam> m_attack; | 75 Member<AudioParam> m_attack; |
76 Member<AudioParam> m_release; | 76 Member<AudioParam> m_release; |
77 }; | 77 }; |
78 | 78 |
79 } // namespace blink | 79 } // namespace blink |
80 | 80 |
81 #endif // DynamicsCompressorNode_h | 81 #endif // DynamicsCompressorNode_h |
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