sim.c

可以了解TI的DSP iMX的用法。适用DSP54X

#include  "iMX.h"
#include  "stdio.h"

extern void imxenc_separateyuv
(short *, short *, short *, short *, short, short, short *);

extern short imxenc_reshape
(short *, short *, short *, short *, short,
 short, short, short, short, short, short, short *);

extern void imxenc_yyuv2yuyv
(short *, short *, short *, short *, short *,
 short, short, short, short, short *);

main()
{
	int i, j;
	static short *cmdptr = NULL;

	short *y = image_buf;
	short *u = image_buf + 288;
	short *v = image_buf + 576;

	short *yuv = image_buf + 1024;

	for (i = 0; i < 160; i++)
		image_buf[i] = 0xF0;

	for (i = 160; i < 288; i++)
		image_buf[i] = 0xC0;

	for (i = 288; i < 576; i++)
		image_buf[i] = 0x10;

	for (i = 576; i < 864; i++)
		image_buf[i] = 0x20;

	for (j = 0; j < 4; j++)
		*(coeff_buf + j) = 128;

	imxsim_set_parameters(255, 255, 0, 0);
/*
	imxenc_pixeltoplanar( image_buf, coeff_buf, image_buf + 448,
		                  32, 14, 2,  2, 12, 28, 12, 28, 7, cmdptr);
*/

/*
	imxenc_reshape(y, u, coeff_buf, yuv, 40, 4, 48, 6, 40, 4, 7, cmdptr);
*/
	imxenc_yyuv2yuyv(y, u, v, coeff_buf, yuv, 32, 4, 16, 4, cmdptr);

	return 0;
}