ec.h

blackfin中实现的AEC算法

#ifndef _ec_h_
#define _ec_h_
typedef struct EMINST
{
	short s_register[256+80];	/*save the last signal and this frame signal*/
	short h[256];
	int power_e;
	int power_s;
	short ST_count;
	short Talk_status;
}ec_obj;/*(512*2+4+4+4)bytes*/

typedef ec_obj * ec_handle;

//void ec(short * pfar_end_sig, short * pnear_end_sig);
void ec(ec_handle svptr, short *pfar_end_sig, short *pnear_end_sig);
#endif