webrtc/modules/audio_coding/codecs/iLBC/main/source/gain_dequant.h

37 lines
1.3 KiB
C

/*
* 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.
*/
/******************************************************************
iLBC Speech Coder ANSI-C Source Code
WebRtcIlbcfix_GainDequant.h
******************************************************************/
#ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_GAIN_DEQUANT_H_
#define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_GAIN_DEQUANT_H_
#include "defines.h"
/*----------------------------------------------------------------*
* decoder for quantized gains in the gain-shape coding of
* residual
*---------------------------------------------------------------*/
WebRtc_Word16 WebRtcIlbcfix_GainDequant(
/* (o) quantized gain value (Q14) */
WebRtc_Word16 index, /* (i) quantization index */
WebRtc_Word16 maxIn, /* (i) maximum of unquantized gain (Q14) */
WebRtc_Word16 stage /* (i) The stage of the search */
);
#endif