giftogd.cpp File Reference

#include <stdio.h>
#include "gd.h"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)

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Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 9 of file giftogd.cpp.

References gdImageCreateFromGif(), gdImageDestroy(), and gdImageGd().

{
        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);
}

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