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Side by Side Diff: Source/platform/audio/ZeroPole.cpp

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) 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 * 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
(...skipping 16 matching lines...) Expand all
27 */ 27 */
28 28
29 #include "config.h" 29 #include "config.h"
30 30
31 #if ENABLE(WEB_AUDIO) 31 #if ENABLE(WEB_AUDIO)
32 32
33 #include "platform/audio/ZeroPole.h" 33 #include "platform/audio/ZeroPole.h"
34 34
35 #include "platform/audio/DenormalDisabler.h" 35 #include "platform/audio/DenormalDisabler.h"
36 36
37 namespace WebCore { 37 namespace blink {
38 38
39 void ZeroPole::process(const float *source, float *destination, unsigned framesT oProcess) 39 void ZeroPole::process(const float *source, float *destination, unsigned framesT oProcess)
40 { 40 {
41 float zero = m_zero; 41 float zero = m_zero;
42 float pole = m_pole; 42 float pole = m_pole;
43 43
44 // Gain compensation to make 0dB @ 0Hz 44 // Gain compensation to make 0dB @ 0Hz
45 const float k1 = 1 / (1 - zero); 45 const float k1 = 1 / (1 - zero);
46 const float k2 = 1 - pole; 46 const float k2 = 1 - pole;
47 47
(...skipping 14 matching lines...) Expand all
62 62
63 *destination++ = output2; 63 *destination++ = output2;
64 } 64 }
65 65
66 // Locals to member variables. Flush denormals here so we don't 66 // Locals to member variables. Flush denormals here so we don't
67 // slow down the inner loop above. 67 // slow down the inner loop above.
68 m_lastX = DenormalDisabler::flushDenormalFloatToZero(lastX); 68 m_lastX = DenormalDisabler::flushDenormalFloatToZero(lastX);
69 m_lastY = DenormalDisabler::flushDenormalFloatToZero(lastY); 69 m_lastY = DenormalDisabler::flushDenormalFloatToZero(lastY);
70 } 70 }
71 71
72 } // namespace WebCore 72 } // namespace blink
73 73
74 #endif // ENABLE(WEB_AUDIO) 74 #endif // ENABLE(WEB_AUDIO)
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