?? util_lbc.h
字號:
/*
**
** File: "util_lbc.h"
**
** Description: Function prototypes for "util_lbc.c"
**
*/
/*
ITU-T G.723 Speech Coder ANSI-C Source Code Version 5.00
copyright (c) 1995, AudioCodes, DSP Group, France Telecom,
Universite de Sherbrooke. All rights reserved.
*/
void Read_lbc( Word16 *Dpnt, int Len, FILE *Fp );
void Write_lbc( Word16 *Dpnt, int Len, FILE *Fp );
void Rem_Dc( Word16 *Dpnt );
Word16 Vec_Norm( Word16 *Vect, Word16 Len );
void Mem_Shift( Word16 *PrevDat, Word16 *DataBuff );
void Line_Pack( LINEDEF *Line, char *Vout, Word16 Ftyp );
Word16* Par2Ser( Word32 Inp, Word16 *Pnt, int BitNum );
LINEDEF Line_Unpk( char *Vinp, Word16 *Ftyp, Word16 Crc );
Word32 Ser2Par( Word16 **Pnt, int Count );
Word32 Comp_En( Word16 *Dpnt );
Word16 Sqrt_lbc( Word32 Num );
Word16 Rand_lbc( Word16 *p );
void Scale( Word16 *Tv, Word32 Sen );
void Line_Wr( char *, FILE * ) ;
int Line_Rd( char *, FILE * ) ;
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