1 /* 2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_COMMON_H_ 12 #define WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_COMMON_H_ 13 14 #include "webrtc/typedefs.h" 15 16 #ifdef _MSC_VER /* visual c++ */ 17 #define ALIGN16_BEG __declspec(align(16)) 18 #define ALIGN16_END 19 #else /* gcc or icc */ 20 #define ALIGN16_BEG 21 #define ALIGN16_END __attribute__((aligned(16))) 22 #endif 23 24 extern ALIGN16_BEG const float ALIGN16_END WebRtcAec_sqrtHanning[65]; 25 extern ALIGN16_BEG const float ALIGN16_END WebRtcAec_weightCurve[65]; 26 extern ALIGN16_BEG const float ALIGN16_END WebRtcAec_overDriveCurve[65]; 27 extern const float WebRtcAec_kExtendedSmoothingCoefficients[2][2]; 28 extern const float WebRtcAec_kNormalSmoothingCoefficients[2][2]; 29 extern const float WebRtcAec_kMinFarendPSD; 30 31 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_COMMON_H_ 32 33