/*
 * Builds font data from an 8x8 PNG image
 */
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "mylibpng/mylibpng.h"

int
main(int argc, char *argv[])
{
	pngimage img;
	int i, j;
	uint8_t val;
	pngcolor8 tmp;
	

	if (argc < 3) {
		printf("Usage %s 'character' image\n", argv[0]);
		exit(EXIT_FAILURE);
	}

	img = mypng_read(argv[2]);

	if (img->width != 8 && img->height != 8) {
		printf("Wrong image size, not 8x8\n");
		exit(EXIT_FAILURE);
	}

	printf("'%s', ", argv[1]);

	for (i = 0; i < 8; i++) {
		val = 0;
		for (j = 0; j < 8; j++) {
			mypng_get8(img, j, i, &tmp);
			if (tmp.r != 0xff && tmp.g != 0xff && tmp.b != 0xff) {
				val |= 1 << j; 
			}
		}
		printf("0x%.2x ", val);
	}
	printf("\n");

	return 0;
}