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Side by Side Diff: Source/platform/audio/ReverbConvolver.h

Issue 400543004: Rename WebCore namespace to blink in Platform (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 * 7 *
8 * 1. Redistributions of source code must retain the above copyright 8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright 10 * 2. Redistributions in binary form must reproduce the above copyright
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36 #include "platform/audio/ReverbConvolverStage.h" 36 #include "platform/audio/ReverbConvolverStage.h"
37 #include "platform/audio/ReverbInputBuffer.h" 37 #include "platform/audio/ReverbInputBuffer.h"
38 #include "wtf/OwnPtr.h" 38 #include "wtf/OwnPtr.h"
39 #include "wtf/RefCounted.h" 39 #include "wtf/RefCounted.h"
40 #include "wtf/Vector.h" 40 #include "wtf/Vector.h"
41 41
42 namespace blink { 42 namespace blink {
43 class WebThread; 43 class WebThread;
44 } 44 }
45 45
46 namespace WebCore { 46 namespace blink {
47 47
48 class AudioChannel; 48 class AudioChannel;
49 49
50 class PLATFORM_EXPORT ReverbConvolver { 50 class PLATFORM_EXPORT ReverbConvolver {
51 WTF_MAKE_NONCOPYABLE(ReverbConvolver); 51 WTF_MAKE_NONCOPYABLE(ReverbConvolver);
52 public: 52 public:
53 // maxFFTSize can be adjusted (from say 2048 to 32768) depending on how much precision is necessary. 53 // maxFFTSize can be adjusted (from say 2048 to 32768) depending on how much precision is necessary.
54 // For certain tweaky de-convolving applications the phase errors add up qui ckly and lead to non-sensical results with 54 // For certain tweaky de-convolving applications the phase errors add up qui ckly and lead to non-sensical results with
55 // larger FFT sizes and single-precision floats. In these cases 2048 is a g ood size. 55 // larger FFT sizes and single-precision floats. In these cases 2048 is a g ood size.
56 // If not doing multi-threaded convolution, then should not go > 8192. 56 // If not doing multi-threaded convolution, then should not go > 8192.
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79 size_t m_minFFTSize; 79 size_t m_minFFTSize;
80 size_t m_maxFFTSize; 80 size_t m_maxFFTSize;
81 81
82 // But don't exceed this size in the real-time thread (if we're doing backgr ound processing). 82 // But don't exceed this size in the real-time thread (if we're doing backgr ound processing).
83 size_t m_maxRealtimeFFTSize; 83 size_t m_maxRealtimeFFTSize;
84 84
85 // Background thread and synchronization 85 // Background thread and synchronization
86 OwnPtr<blink::WebThread> m_backgroundThread; 86 OwnPtr<blink::WebThread> m_backgroundThread;
87 }; 87 };
88 88
89 } // namespace WebCore 89 } // namespace blink
90 90
91 #endif // ReverbConvolver_h 91 #endif // ReverbConvolver_h
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