diff options
Diffstat (limited to 'Build/source/libs/gd/libgd-2.1.0-rc1/src/pngtogd2.c')
-rw-r--r-- | Build/source/libs/gd/libgd-2.1.0-rc1/src/pngtogd2.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/Build/source/libs/gd/libgd-2.1.0-rc1/src/pngtogd2.c b/Build/source/libs/gd/libgd-2.1.0-rc1/src/pngtogd2.c new file mode 100644 index 00000000000..e474afb6612 --- /dev/null +++ b/Build/source/libs/gd/libgd-2.1.0-rc1/src/pngtogd2.c @@ -0,0 +1,57 @@ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <stdio.h> +#include <stdlib.h> +#include "gd.h" + +/* A short program which converts a .png file into a .gd2 file, for + your convenience in creating images on the fly from a + basis image that must be loaded quickly. The .gd2 format + is not intended to be a general-purpose format. */ + +int +main (int argc, char **argv) +{ + gdImagePtr im; + FILE *in, *out; + int cs, fmt; + + if (argc != 5) { + fprintf(stderr, "Usage: pngtogd2 filename.png filename.gd2 cs fmt\n"); + fprintf(stderr, " where cs is the chunk size\n"); + fprintf(stderr, " fmt is 1 for raw, 2 for compressed\n"); + exit (1); + } + in = fopen (argv[1], "rb"); + if (!in) { + fprintf(stderr, "Input file does not exist!\n"); + exit (1); + } +#ifdef HAVE_LIBPNG + im = gdImageCreateFromPng (in); +#else + im = NULL; + fprintf(stderr, "No PNG library support available.\n"); +#endif + fclose (in); + if (!im) { + fprintf(stderr, "Input is not in PNG format!\n"); + exit (1); + } + out = fopen (argv[2], "wb"); + if (!out) { + fprintf(stderr, "Output file cannot be written to!\n"); + gdImageDestroy (im); + exit (1); + } + cs = atoi (argv[3]); + fmt = atoi (argv[4]); + gdImageGd2 (im, out, cs, fmt); + fclose (out); + gdImageDestroy (im); + + return 0; +} |