555fc78f27
The performance gain on a Nexus 7 reported by audioproc is ~1.4% The output is NOT bit exact. Any difference seen is +-1. BUG=3131 R=bjornv@webrtc.org, cd@webrtc.org Review URL: https://webrtc-codereview.appspot.com/17839005 Patch from Scott LaVarnway <slavarnw@gmail.com>. git-svn-id: http://webrtc.googlecode.com/svn/trunk@6647 4adac7df-926f-26a2-2b94-8c16560cd09d
33 lines
1.2 KiB
C
33 lines
1.2 KiB
C
/*
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* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_COMMON_H_
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#define WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_COMMON_H_
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#include "webrtc/typedefs.h"
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#ifdef _MSC_VER /* visual c++ */
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#define ALIGN16_BEG __declspec(align(16))
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#define ALIGN16_END
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#else /* gcc or icc */
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#define ALIGN16_BEG
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#define ALIGN16_END __attribute__((aligned(16)))
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#endif
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extern ALIGN16_BEG const float ALIGN16_END WebRtcAec_sqrtHanning[65];
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extern ALIGN16_BEG const float ALIGN16_END WebRtcAec_weightCurve[65];
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extern ALIGN16_BEG const float ALIGN16_END WebRtcAec_overDriveCurve[65];
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extern const float WebRtcAec_kExtendedSmoothingCoefficients[2][2];
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extern const float WebRtcAec_kNormalSmoothingCoefficients[2][2];
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extern const float WebRtcAec_kMinFarendPSD;
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#endif // WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_COMMON_H_
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