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Annotation of embedaddon/php/ext/gd/libgd/gdtopng.c, revision 1.1.1.1

1.1       misho       1: #include <stdio.h>
                      2: #include "gd.h"
                      3: 
                      4: /* A short program which converts a .png file into a .gd file, for
                      5:    your convenience in creating images on the fly from a
                      6:    basis image that must be loaded quickly. The .gd format
                      7:    is not intended to be a general-purpose format. */
                      8: 
                      9: int
                     10: main (int argc, char **argv)
                     11: {
                     12:   gdImagePtr im;
                     13:   FILE *in, *out;
                     14:   if (argc != 3)
                     15:     {
                     16:       fprintf (stderr, "Usage: gdtopng filename.gd filename.png\n");
                     17:       exit (1);
                     18:     }
                     19:   in = fopen (argv[1], "rb");
                     20:   if (!in)
                     21:     {
                     22:       fprintf (stderr, "Input file does not exist!\n");
                     23:       exit (1);
                     24:     }
                     25:   im = gdImageCreateFromGd (in);
                     26:   fclose (in);
                     27:   if (!im)
                     28:     {
                     29:       fprintf (stderr, "Input is not in GD format!\n");
                     30:       exit (1);
                     31:     }
                     32:   out = fopen (argv[2], "wb");
                     33:   if (!out)
                     34:     {
                     35:       fprintf (stderr, "Output file cannot be written to!\n");
                     36:       gdImageDestroy (im);
                     37:       exit (1);
                     38:     }
                     39:   gdImagePng (im, out);
                     40:   fclose (out);
                     41:   gdImageDestroy (im);
                     42: 
                     43:   return 0;
                     44: }