constants.h

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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