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Side by Side Diff: Source/modules/webaudio/BiquadProcessor.h

Issue 403013002: Rename WebCore to blink in Modules (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 6 years, 5 months ago
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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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25 #ifndef BiquadProcessor_h 25 #ifndef BiquadProcessor_h
26 #define BiquadProcessor_h 26 #define BiquadProcessor_h
27 27
28 #include "platform/audio/AudioDSPKernel.h" 28 #include "platform/audio/AudioDSPKernel.h"
29 #include "platform/audio/AudioDSPKernelProcessor.h" 29 #include "platform/audio/AudioDSPKernelProcessor.h"
30 #include "platform/audio/Biquad.h" 30 #include "platform/audio/Biquad.h"
31 #include "modules/webaudio/AudioNode.h" 31 #include "modules/webaudio/AudioNode.h"
32 #include "modules/webaudio/AudioParam.h" 32 #include "modules/webaudio/AudioParam.h"
33 #include "wtf/RefPtr.h" 33 #include "wtf/RefPtr.h"
34 34
35 namespace WebCore { 35 namespace blink {
36 36
37 // BiquadProcessor is an AudioDSPKernelProcessor which uses Biquad objects to im plement several common filters. 37 // BiquadProcessor is an AudioDSPKernelProcessor which uses Biquad objects to im plement several common filters.
38 38
39 class BiquadProcessor FINAL : public AudioDSPKernelProcessor { 39 class BiquadProcessor FINAL : public AudioDSPKernelProcessor {
40 public: 40 public:
41 enum FilterType { 41 enum FilterType {
42 LowPass = 0, 42 LowPass = 0,
43 HighPass = 1, 43 HighPass = 1,
44 BandPass = 2, 44 BandPass = 2,
45 LowShelf = 3, 45 LowShelf = 3,
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85 RefPtrWillBePersistent<AudioParam> m_parameter3; 85 RefPtrWillBePersistent<AudioParam> m_parameter3;
86 RefPtrWillBePersistent<AudioParam> m_parameter4; 86 RefPtrWillBePersistent<AudioParam> m_parameter4;
87 87
88 // so DSP kernels know when to re-compute coefficients 88 // so DSP kernels know when to re-compute coefficients
89 bool m_filterCoefficientsDirty; 89 bool m_filterCoefficientsDirty;
90 90
91 // Set to true if any of the filter parameters are sample-accurate. 91 // Set to true if any of the filter parameters are sample-accurate.
92 bool m_hasSampleAccurateValues; 92 bool m_hasSampleAccurateValues;
93 }; 93 };
94 94
95 } // namespace WebCore 95 } // namespace blink
96 96
97 #endif // BiquadProcessor_h 97 #endif // BiquadProcessor_h
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