52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif /* HAVE_CONFIG_H */
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#include <stdio.h>
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#include <stdlib.h>
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#include "gd.h"
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/* A short program which converts a .gif file into a .gd file, for
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your convenience in creating images on the fly from a
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basis image that must be loaded quickly. The .gd format
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is not intended to be a general-purpose format. */
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int main(int argc, char **argv)
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{
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gdImagePtr im;
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FILE *in, *out;
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int cs, fmt;
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if (argc != 5) {
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fprintf(stderr, "Usage: giftogd2 filename.gif filename.gd2 cs fmt\n");
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fprintf(stderr, " where cs is the chunk size\n");
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fprintf(stderr, " fmt is 1 for raw, 2 for compressed\n");
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exit(1);
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}
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in = fopen(argv[1], "rb");
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if (!in) {
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fprintf(stderr, "Input file does not exist!\n");
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exit(1);
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}
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im = gdImageCreateFromGif(in);
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fclose(in);
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if (!im) {
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fprintf(stderr, "Input is not in GIF format!\n");
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exit(1);
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}
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out = fopen(argv[2], "wb");
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if (!out) {
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fprintf(stderr, "Output file cannot be written to!\n");
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gdImageDestroy(im);
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exit(1);
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}
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cs = atoi(argv[3]);
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fmt = atoi(argv[4]);
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gdImageGd2(im, out, cs, fmt);
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fclose(out);
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gdImageDestroy(im);
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return 0;
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}
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