g729ev_celp2s_encod.h

最新的ITU-T的宽带语音编解码标准G.729.1,是对原先的G.729的最好的调整.码流输出速率可以进行自适应调整.满足未来通信要求.希望对大家有所帮助.

/* ITU-T G.729EV Optimization/Characterization Candidate                         */
/* Version:       1.0.a                                                          */
/* Revision Date: June 28, 2006                                                  */

/*
   ITU-T G.729EV Optimization/Characterization Candidate    ANSI-C Source Code
   Copyright (c) 2006 
   France Telecom, Matsushita Electric, Mindspeed, Siemens AG, ETRI, VoiceAge Corp.
   All rights reserved
*/



#ifndef __G729EV_CELP2S_ENCODE_H__
#define __G729EV_CELP2S_ENCODE_H__

#include "G729EV_CELP2S.h"

#include "G729EV_G729_ld8k.h"
#include "G729EV_CELP2S_acelp_ca.h"
#include "G729EV_CELP2S_qua_gain.h"

/* Functions */
void      G729EV_CELP2S_InitEncoder(G729EV_G729_CODSTAT * pCodStat, Word16 rate);

void G729EV_CELP2S_encoder(G729EV_G729_CODSTAT * pCodStat,  /* (i)  core coder states vaiables  */ 
                           Word16 * DataIn,                 /* (i)  data to encode              */
                           Word16 * coder_parameters,       /* (o)  coder parameters            */
                           Word16 synth[],                  /* (o)  Synthesis signal            */
                           Word16 SubFrNum,                 /* (i)  Subframe number             */
                           Word16 * celp_Az,                /* (i)  Az buffer                   */
                           Word16 * sync_speech,            /* (o)  weighted synthesis          */
                           Word16 * resBF8k,                /* (o)  residual signal frame       */
                           Word16 * pit,                    /* (o)  open loop pitch             */
                           Word16 * t0_out,                 /* (o)  close loop integer pitch    */
                           Word16 * t0_fout,                /* (o)  close loop fract. pitch     */
                           Word16 * voicing,                /* (o)  frame voicing               */
                           Word16 * ee,                     /* (o)  spectral tilt info.         */
                           Word16 * diff                    /* (o)  difference signal between 
                                                                    input and local synthesis at 
                                                                    12 kbit/s */
);


#endif  /*__G729EV_CELP2S_ENCODE_H__ */