ectest.c

blackfin中实现的AEC算法

#include <defBF535.h>
#include <stdio.h>
#include "ec.h"

FILE *fid1;
FILE *fid2;
FILE *fid3;

ec_obj	t_ecobj;
int i;

extern void _ec(ec_handle svptr, short *pfar_end_sig, short *pnear_end_sig);;

int main(void)
{
	int length = 100;
	short far_end_sig[80];
	short near_end_sig[80];

	ec_handle ecobj_h;
	
	ecobj_h = &t_ecobj; 

	fid1 = fopen("E:\\project\\ectest_3\\fr_chn_1.pcm","rb");
	fid2 = fopen("E:\\project\\ectest_3\\nr_chn_1.pcm","rb");
	fid3 = fopen("E:\\project\\ectest_3\\nlms_out.pcm","wb");
	
	for (i = 0; i < 2000; i++)
	{
	
		fread(far_end_sig, sizeof(short), 80, fid1);

		fread(near_end_sig, sizeof(short), 80, fid2);
		
		ec(ecobj_h, far_end_sig, near_end_sig);	
	
		fwrite(near_end_sig, sizeof(short), 80, fid3);
	
	}
	fclose(fid1);
	fclose(fid2);
	fclose(fid3);
	return 0;
}