1 /* 2 * Copyright (c) 2011 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 /* 12 * pitch_estimator.h 13 * 14 * Pitch functions 15 * 16 */ 17 18 #ifndef MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_PITCH_ESTIMATOR_H_ 19 #define MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_PITCH_ESTIMATOR_H_ 20 21 #include <stddef.h> 22 23 #include "modules/audio_coding/codecs/isac/main/source/structs.h" 24 25 void WebRtcIsac_PitchAnalysis( 26 const double* in, /* PITCH_FRAME_LEN samples */ 27 double* out, /* PITCH_FRAME_LEN+QLOOKAHEAD samples */ 28 PitchAnalysisStruct* State, 29 double* lags, 30 double* gains); 31 32 #endif /* MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_PITCH_ESTIMATOR_H_ */ 33