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 13 iLBC Speech Coder ANSI-C Source Code 14 15 WebRtcIlbcfix_GainQuant.h 16 17 ******************************************************************/ 18 19 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_GAIN_QUANT_H_ 20 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_GAIN_QUANT_H_ 21 22 #include "defines.h" 23 24 /*----------------------------------------------------------------* 25 * quantizer for the gain in the gain-shape coding of residual 26 *---------------------------------------------------------------*/ 27 28 int16_t WebRtcIlbcfix_GainQuant( /* (o) quantized gain value */ 29 int16_t gain, /* (i) gain value Q14 */ 30 int16_t maxIn, /* (i) maximum of gain value Q14 */ 31 int16_t stage, /* (i) The stage of the search */ 32 int16_t *index /* (o) quantization index */ 33 ); 34 35 #endif 36