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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
/*
* pitch_gain_tables.h
*
* This file contains tables for the pitch filter side-info in the entropy coder.
*
*/
#ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_PITCH_GAIN_TABLES_H_
#define WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_PITCH_GAIN_TABLES_H_
#include "webrtc/typedefs.h"
/* header file for coding tables for the pitch filter side-info in the entropy coder */
/********************* Pitch Filter Gain Coefficient Tables ************************/
/* cdf for quantized pitch filter gains */
extern const uint16_t WebRtcIsac_kQPitchGainCdf[255];
/* index limits and ranges */
extern const int16_t WebRtcIsac_kIndexLowerLimitGain[3];
extern const int16_t WebRtcIsac_kIndexUpperLimitGain[3];
extern const uint16_t WebRtcIsac_kIndexMultsGain[2];
/* mean values of pitch filter gains */
//(Y)
extern const int16_t WebRtcIsac_kQMeanGain1Q12[144];
extern const int16_t WebRtcIsac_kQMeanGain2Q12[144];
extern const int16_t WebRtcIsac_kQMeanGain3Q12[144];
extern const int16_t WebRtcIsac_kQMeanGain4Q12[144];
//(Y)
/* size of cdf table */
extern const uint16_t WebRtcIsac_kQCdfTableSizeGain[1];
#endif /* WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_PITCH_GAIN_TABLES_H_ */
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