libtthimage/Lib/foo.c

#include  <stdio.h>
#include  <stdlib.h>
#include  <unistd.h>
#include   <stdint.h>
#include  <math.h>

#include  "../tthimage.h"

/*		==============================				*/

/* new Wed Aug 14 19:17:20 UTC 2024
 *
 *	parameters :
 *		ip: Image_Desc * of input picture
 *		ix, iy:	coordinate of the pixel in this pic.
 *		op, ox, oy : same things for output picture
 */
#define PIXEL_COPY(ip, ix, iy, op, ox, oy)	\
			do {			\
						\
			} while (0)

#define SZPIC   7777	

double tthi_dtime(void);

void essai_pixcopy(void)
{
Image_Desc	*alice, *bob;
int		x, y;
double		T0, T1;
long		count;

alice = Image_alloc(SZPIC, SZPIC, IMAGE_RGB);
bob   = Image_alloc(SZPIC, SZPIC, IMAGE_RGB);

T0 = tthi_dtime();
count = 0L;
for (y=0; y<SZPIC; y++) {
	for (x=0; x<SZPIC; x++) {

		Image_pixel_copy(alice, x, y, bob, x, y);
		count++;

		}
	}

T1 = tthi_dtime();

fprintf(stderr, "count %ld, elapsed %g\n", count, T1-T0);

/* end */
}

/*		==============================				*/

int main(int argc, char *argv[])
{

fprintf(stderr, "*** %s is running\n", argv[0]);

if (argc > 1) {
	fprintf(stderr, "argument: %s\n", argv[1]);
	Image_print_version(2);
	Image_print_sizeof_structs("foo");
	}
else	{
	essai_pixcopy();
	}

/*
foo = essai_show_t16x24(NULL);
fprintf(stderr, "essai show t16x24 --> %d\n", foo);
*/

return 0;
}