2006-04-05 08:44:56 -07:00
|
|
|
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
|
|
#include "config.h"
|
|
|
|
#endif
|
|
|
|
|
2006-04-05 08:35:53 -07:00
|
|
|
#include <stdio.h>
|
2006-04-05 08:42:56 -07:00
|
|
|
#include <stdlib.h> /* For atoi */
|
2006-04-05 08:35:53 -07:00
|
|
|
#include "gd.h"
|
|
|
|
|
|
|
|
/* A short program which converts a .png file into a .gd file, for
|
2006-04-05 08:42:56 -07:00
|
|
|
your convenience in creating images on the fly from a
|
|
|
|
basis image that must be loaded quickly. The .gd format
|
|
|
|
is not intended to be a general-purpose format. */
|
2006-04-05 08:35:53 -07:00
|
|
|
|
2006-04-05 08:42:56 -07:00
|
|
|
int
|
|
|
|
main (int argc, char **argv)
|
2006-04-05 08:35:53 -07:00
|
|
|
{
|
2013-04-03 05:23:11 -07:00
|
|
|
gdImagePtr im;
|
|
|
|
FILE *in, *out;
|
|
|
|
int x, y, w, h;
|
|
|
|
|
|
|
|
if (argc != 7) {
|
|
|
|
fprintf (stderr,
|
|
|
|
"Usage: gdparttopng filename.gd filename.png x y w h\n");
|
|
|
|
exit (1);
|
|
|
|
}
|
|
|
|
in = fopen (argv[1], "rb");
|
|
|
|
if (!in) {
|
|
|
|
fprintf (stderr, "Input file does not exist!\n");
|
|
|
|
exit (1);
|
|
|
|
}
|
|
|
|
|
|
|
|
x = atoi (argv[3]);
|
|
|
|
y = atoi (argv[4]);
|
|
|
|
w = atoi (argv[5]);
|
|
|
|
h = atoi (argv[6]);
|
|
|
|
|
|
|
|
printf ("Extracting from (%d, %d), size is %dx%d\n", x, y, w, h);
|
|
|
|
|
|
|
|
im = gdImageCreateFromGd2Part (in, x, y, w, h);
|
|
|
|
fclose (in);
|
|
|
|
if (!im) {
|
|
|
|
fprintf (stderr, "Input is not in GD2 format!\n");
|
|
|
|
exit (1);
|
|
|
|
}
|
|
|
|
out = fopen (argv[2], "wb");
|
|
|
|
if (!out) {
|
|
|
|
fprintf (stderr, "Output file cannot be written to!\n");
|
|
|
|
gdImageDestroy (im);
|
|
|
|
exit (1);
|
|
|
|
}
|
2006-04-05 08:44:17 -07:00
|
|
|
#ifdef HAVE_LIBPNG
|
2013-04-03 05:23:11 -07:00
|
|
|
gdImagePng (im, out);
|
2006-04-05 08:44:17 -07:00
|
|
|
#else
|
2013-04-03 05:23:11 -07:00
|
|
|
fprintf (stderr, "No PNG library support.\n");
|
2006-04-05 08:44:17 -07:00
|
|
|
#endif
|
2013-04-03 05:23:11 -07:00
|
|
|
fclose (out);
|
|
|
|
gdImageDestroy (im);
|
2006-04-05 08:42:56 -07:00
|
|
|
|
2013-04-03 05:23:11 -07:00
|
|
|
return 0;
|
2006-04-05 08:35:53 -07:00
|
|
|
}
|