view intercom/ilbc/constants.h @ 5:f762bf195c4b

import spandsp-0.0.3
author Peter Meerwald <pmeerw@cosy.sbg.ac.at>
date Fri, 25 Jun 2010 16:00:21 +0200
parents 13be24d74cd2
children
line wrap: on
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   /******************************************************************

       iLBC Speech Coder ANSI-C Source Code

       constants.h

       Copyright (C) The Internet Society (2004).
       All Rights Reserved.

   ******************************************************************/

#ifndef __iLBC_CONSTANTS_H
#define __iLBC_CONSTANTS_H

#include "iLBC_define.h"


   /* ULP bit allocation */






extern const iLBC_ULP_Inst_t ULP_20msTbl;
extern const iLBC_ULP_Inst_t ULP_30msTbl;

   /* high pass filters */

extern float hpi_zero_coefsTbl[];
extern float hpi_pole_coefsTbl[];
extern float hpo_zero_coefsTbl[];
extern float hpo_pole_coefsTbl[];

   /* low pass filters */
extern float lpFilt_coefsTbl[];

   /* LPC analysis and quantization */

extern float lpc_winTbl[];
extern float lpc_asymwinTbl[];
extern float lpc_lagwinTbl[];
extern float lsfCbTbl[];
extern float lsfmeanTbl[];
extern int dim_lsfCbTbl[];
extern int size_lsfCbTbl[];
extern float lsf_weightTbl_30ms[];
extern float lsf_weightTbl_20ms[];

   /* state quantization tables */

extern float state_sq3Tbl[];
extern float state_frgqTbl[];

   /* gain quantization tables */

extern float gain_sq3Tbl[];
extern float gain_sq4Tbl[];
extern float gain_sq5Tbl[];

   /* adaptive codebook definitions */

extern int search_rangeTbl[5][CB_NSTAGES];
extern int memLfTbl[];
extern int stMemLTbl;
extern float cbfiltersTbl[CB_FILTERLEN];

   /* enhancer definitions */

extern float polyphaserTbl[];
extern float enh_plocsTbl[];






#endif

Repositories maintained by Peter Meerwald, pmeerw@pmeerw.net.