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Side by Side Diff: Source/modules/webaudio/RealtimeAnalyser.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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24 24
25 #ifndef RealtimeAnalyser_h 25 #ifndef RealtimeAnalyser_h
26 #define RealtimeAnalyser_h 26 #define RealtimeAnalyser_h
27 27
28 #include "platform/audio/AudioArray.h" 28 #include "platform/audio/AudioArray.h"
29 #include "platform/audio/FFTFrame.h" 29 #include "platform/audio/FFTFrame.h"
30 #include "wtf/Forward.h" 30 #include "wtf/Forward.h"
31 #include "wtf/Noncopyable.h" 31 #include "wtf/Noncopyable.h"
32 #include "wtf/OwnPtr.h" 32 #include "wtf/OwnPtr.h"
33 33
34 namespace WebCore { 34 namespace blink {
35 35
36 class AudioBus; 36 class AudioBus;
37 37
38 class RealtimeAnalyser FINAL { 38 class RealtimeAnalyser FINAL {
39 WTF_MAKE_NONCOPYABLE(RealtimeAnalyser); 39 WTF_MAKE_NONCOPYABLE(RealtimeAnalyser);
40 public: 40 public:
41 RealtimeAnalyser(); 41 RealtimeAnalyser();
42 42
43 size_t fftSize() const { return m_fftSize; } 43 size_t fftSize() const { return m_fftSize; }
44 bool setFftSize(size_t); 44 bool setFftSize(size_t);
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85 AudioFloatArray& magnitudeBuffer() { return m_magnitudeBuffer; } 85 AudioFloatArray& magnitudeBuffer() { return m_magnitudeBuffer; }
86 86
87 // A value between 0 and 1 which averages the previous version of m_magnitud eBuffer with the current analysis magnitude data. 87 // A value between 0 and 1 which averages the previous version of m_magnitud eBuffer with the current analysis magnitude data.
88 double m_smoothingTimeConstant; 88 double m_smoothingTimeConstant;
89 89
90 // The range used when converting when using getByteFrequencyData(). 90 // The range used when converting when using getByteFrequencyData().
91 double m_minDecibels; 91 double m_minDecibels;
92 double m_maxDecibels; 92 double m_maxDecibels;
93 }; 93 };
94 94
95 } // namespace WebCore 95 } // namespace blink
96 96
97 #endif // RealtimeAnalyser_h 97 #endif // RealtimeAnalyser_h
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