g7231_util_lbc.h

G723.1语音压缩解压在tms320c54系列上的实现代码,本人已在CCS上仿真通过. 包含全部源代码,主函数请自已写(本人的就不奉送了:

#ifndef _H_G7231UTILLBC
#define _H_G7231UTILLBC


void    G7231Rem_Dc( Word16 *Dpnt );
Word16  G7231Vec_Norm( Word16 *Vect, Word16 Len );
void    G7231Mem_Shift( Word16 *PrevDat, Word16 *DataBuff );
void    G7231Line_Pack( G7231LINEDEF *Line, char *Vout, Word16 Ftyp );
Word16* G7231Par2Ser( Word32 Inp, Word16 *Pnt, int BitNum );
G7231LINEDEF  G7231Line_Unpk( char *Vinp, Word16 *Ftyp, Word16 Crc );
Word32  G7231Ser2Par( Word16 **Pnt, int Count );
Word32  G7231Comp_En( Word16 *Dpnt );
Word16  Sqrt_lbc( Word32 Num );
Word16  G7231Rand_lbc( Word16 *p );
void    G7231Scale( Word16 *Tv, Word32 Sen );

#endif //_H_G7231UTILLBC