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Annotation of embedaddon/php/ext/gd/libgd/gd2topng.c, revision 1.1

1.1     ! misho       1: 
        !             2: #include <stdio.h>
        !             3: #include "gd.h"
        !             4: 
        !             5: /* A short program which converts a .png file into a .gd file, for
        !             6:    your convenience in creating images on the fly from a
        !             7:    basis image that must be loaded quickly. The .gd format
        !             8:    is not intended to be a general-purpose format. */
        !             9: 
        !            10: int
        !            11: main (int argc, char **argv)
        !            12: {
        !            13:   gdImagePtr im;
        !            14:   FILE *in, *out;
        !            15:   if (argc != 3)
        !            16:     {
        !            17:       fprintf (stderr, "Usage: gd2topng filename.gd2 filename.png\n");
        !            18:       exit (1);
        !            19:     }
        !            20:   in = fopen (argv[1], "rb");
        !            21:   if (!in)
        !            22:     {
        !            23:       fprintf (stderr, "Input file does not exist!\n");
        !            24:       exit (1);
        !            25:     }
        !            26:   im = gdImageCreateFromGd2 (in);
        !            27:   fclose (in);
        !            28:   if (!im)
        !            29:     {
        !            30:       fprintf (stderr, "Input is not in GD2 format!\n");
        !            31:       exit (1);
        !            32:     }
        !            33:   out = fopen (argv[2], "wb");
        !            34:   if (!out)
        !            35:     {
        !            36:       fprintf (stderr, "Output file cannot be written to!\n");
        !            37:       gdImageDestroy (im);
        !            38:       exit (1);
        !            39:     }
        !            40: #ifdef HAVE_LIBPNG
        !            41:   gdImagePng (im, out);
        !            42: #else
        !            43:   fprintf(stderr, "No PNG library support available.\n");
        !            44: #endif
        !            45:   fclose (out);
        !            46:   gdImageDestroy (im);
        !            47: 
        !            48:   return 0;
        !            49: }