www.pudn.com > p_voice.rar > UTIL2.H

/* 
** 
** File:        "util2.h" 
** 
** Description:     Function prototypes for "util2.c" 
** 
*/ 
 
/* 
    ITU-T G.723.1 Floating Point Speech Coder ANSI C Source Code.  Version 5.1F 
 
    Original fixed-point code copyright (c) 1995, 
    AudioCodes, DSP Group, France Telecom, Universite de Sherbrooke. 
    All rights reserved. 
 
    Floating-point code copyright (c) 1995, 
    Intel Corporation and France Telecom (CNET). 
    All rights reserved. 
*/ 
 
void     Read_lbc(FLOAT *Dpnt, int Len, FILE *Fp); 
void     Write_lbc(FLOAT *Dpnt, int Len, FILE *Fp); 
void     Rem_Dc(FLOAT *Dpnt); 
void     Mem_Shift(FLOAT *PrevDat, FLOAT *DataBuff); 
Word16   Rand_lbc(Word16 *p); 
void     Line_Pack(LINEDEF *Line, char *Vout, Word16 Ftyp); 
LINEDEF  Line_Unpk(char *Vinp, Word16 *Ftyp, Word16 Crc); 
Word16*  Par2Ser(Word32 Inp, Word16 *Pnt, int BitNum); 
Word32   Ser2Par(Word16 **Pnt, int Count); 
void     Scale(FLOAT *Tv,FLOAT Sen); 
FLOAT    DotProd(FLOAT *in1, FLOAT *in2, int len); 
 
void     Line_Wr(char *, FILE *); 
int      Line_Rd(char *, FILE *);