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

Issue 1557363002: Remove the WEB_AUDIO compile time flag (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 11 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
11 * notice, this list of conditions and the following disclaimer in the 11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution. 12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived 14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission. 15 * from this software without specific prior written permission.
16 * 16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */ 27 */
28 28
29 #include "platform/audio/ZeroPole.h" 29 #include "platform/audio/ZeroPole.h"
30
31 #if ENABLE(WEB_AUDIO)
32 #include "platform/audio/DenormalDisabler.h" 30 #include "platform/audio/DenormalDisabler.h"
33 31
34 namespace blink { 32 namespace blink {
35 33
36 void ZeroPole::process(const float *source, float *destination, unsigned framesT oProcess) 34 void ZeroPole::process(const float *source, float *destination, unsigned framesT oProcess)
37 { 35 {
38 float zero = m_zero; 36 float zero = m_zero;
39 float pole = m_pole; 37 float pole = m_pole;
40 38
41 // Gain compensation to make 0dB @ 0Hz 39 // Gain compensation to make 0dB @ 0Hz
(...skipping 19 matching lines...) Expand all
61 } 59 }
62 60
63 // Locals to member variables. Flush denormals here so we don't 61 // Locals to member variables. Flush denormals here so we don't
64 // slow down the inner loop above. 62 // slow down the inner loop above.
65 m_lastX = DenormalDisabler::flushDenormalFloatToZero(lastX); 63 m_lastX = DenormalDisabler::flushDenormalFloatToZero(lastX);
66 m_lastY = DenormalDisabler::flushDenormalFloatToZero(lastY); 64 m_lastY = DenormalDisabler::flushDenormalFloatToZero(lastY);
67 } 65 }
68 66
69 } // namespace blink 67 } // namespace blink
70 68
71 #endif // ENABLE(WEB_AUDIO)
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