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gd1.1.1
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giftogd.c
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C/C++ Source or Header
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1996-01-28
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870b
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41 lines
#include <stdio.h>
#include "gd.h"
/* A short program which converts a .gif file into a .gd file, for
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. */
int main(argc, argv)
int argc;
char *argv[];
{
gdImagePtr im;
FILE *in, *out;
if (argc != 3) {
fprintf(stderr, "Usage: giftogd filename.gif filename.gd\n");
exit(1);
}
in = fopen(argv[1], "rb");
if (!in) {
fprintf(stderr, "Input file does not exist!\n");
exit(1);
}
im = gdImageCreateFromGif(in);
fclose(in);
if (!im) {
fprintf(stderr, "Input is not in GIF format!\n");
exit(1);
}
out = fopen(argv[2], "wb");
if (!out) {
fprintf(stderr, "Output file cannot be written to!\n");
gdImageDestroy(im);
exit(1);
}
gdImageGd(im, out);
fclose(out);
gdImageDestroy(im);
}