g722.h

G722语音压缩算法

#ifndef _H_G722
#define _H_G722
typedef unsigned short UINT16;
typedef unsigned int UINT32;
typedef  short INT16;
typedef   int   INT32;
	typedef struct{

         INT32    ilowr,
                dlowt,
                rlow;
         INT32    slow;
         INT32    detlow;
         INT32    ihigh,
                dhigh,
                rhigh;
         INT32    shigh;
         INT32    dethigh;
	}	G722_Handle, *pG722_Handle;

INT32 decoder_block4l(INT32);
INT32 decoder_block4h(INT32);
INT32 encoder_block4l(INT32);
INT32 encoder_block4h(INT32);
INT32 g722_init_state(pG722_Handle);
INT32 g722_encoder(pG722_Handle ,short *, UINT16 *,INT32);
INT32 g722_decoder(pG722_Handle ,UINT16 *,short *,INT32);
#endif