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author | Karl Berry <karl@freefriends.org> | 2021-02-25 19:22:25 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2021-02-25 19:22:25 +0000 |
commit | ad547a6b5986815fda458221149728d9d9ab1d87 (patch) | |
tree | 16296910eb3eca724371474ea9aea3994dc69614 /Build/source/libs/gd/libgd-src/src/pngtogd.c | |
parent | 947b43de3dd21d58ccc2ffadefc4441ea1c2a813 (diff) |
restore Build,TODO from r57911
git-svn-id: svn://tug.org/texlive/trunk@57915 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/gd/libgd-src/src/pngtogd.c')
-rw-r--r-- | Build/source/libs/gd/libgd-src/src/pngtogd.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/Build/source/libs/gd/libgd-src/src/pngtogd.c b/Build/source/libs/gd/libgd-src/src/pngtogd.c new file mode 100644 index 00000000000..4f9804d177a --- /dev/null +++ b/Build/source/libs/gd/libgd-src/src/pngtogd.c @@ -0,0 +1,45 @@ +#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 .gd file, for + your convenience in creating images on the fly from a + basis image that must be loaded quickly. The .gd format + is not intended to be a general-purpose format. */ + +int +main (int argc, char **argv) +{ + gdImagePtr im = NULL; + FILE *in, *out; + if (argc != 3) { + fprintf (stderr, "Usage: pngtogd filename.png filename.gd\n"); + exit (1); + } + in = fopen (argv[1], "rb"); + if (!in) { + fprintf (stderr, "Input file does not exist!\n"); + exit (1); + } + im = gdImageCreateFromPng (in); + 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); + } + gdImageGd (im, out); + fclose (out); + gdImageDestroy (im); + + return 0; +} |