diff options
Diffstat (limited to 'giflib-4.1.6/util/gifspnge.c')
-rw-r--r-- | giflib-4.1.6/util/gifspnge.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/giflib-4.1.6/util/gifspnge.c b/giflib-4.1.6/util/gifspnge.c deleted file mode 100644 index 0d30444..0000000 --- a/giflib-4.1.6/util/gifspnge.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Skeleton file for generic GIF `sponge' program --- slurp a GIF into core, - * operate on it, spew it out again. Most of the junk above `int main' isn't - * needed for the skeleton, but is likely to be for what you'll do with it. - * - * If you compile this, it will turn into an expensive GIF copying routine; - * stdin to stdout with no changes and minimal validation. Well, it's a - * decent test of DGifSlurp() and EGifSpew(), anyway. - * - * Note: due to the vicissitudes of Lempel-Ziv compression, the output of this - * copier may not be bitwise identical to its input. This can happen if you - * copy an image from a much more (or much *less*) memory-limited system; your - * compression may use more (or fewer) bits. The uncompressed rasters should, - * however, be identical (you can check this with icon2gif -d). - * - * Eric S. Raymond - * esr@snark.thyrsus.com - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#ifdef __MSDOS__ -#include <dos.h> -#include <alloc.h> -#include <graphics.h> -#include <io.h> -#endif /* __MSDOS__ */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#ifdef HAVE_FCNTL_H -#include <fcntl.h> -#endif /* HAVE_FCNTL_H */ -#include "getarg.h" -#include "gif_lib.h" - -#define PROGRAM_NAME "gifspnge" - -#ifdef __MSDOS__ -extern unsigned int - _stklen = 16384; /* Increase default stack size. */ -#endif /* __MSDOS__ */ - -int main(int argc, char **argv) -{ - int i; - GifFileType *GifFileIn, *GifFileOut = (GifFileType *)NULL; - - if ((GifFileIn = DGifOpenFileHandle(0)) == NULL - || DGifSlurp(GifFileIn) == GIF_ERROR - || ((GifFileOut = EGifOpenFileHandle(1)) == (GifFileType *)NULL)) - { - PrintGifError(); - exit(EXIT_FAILURE); - } - - /* - * Your operations on in-core structures go here. - * This code just copies the header and each image from the incoming file. - */ - GifFileOut->SWidth = GifFileIn->SWidth; - GifFileOut->SHeight = GifFileIn->SHeight; - GifFileOut->SColorResolution = GifFileIn->SColorResolution; - GifFileOut->SBackGroundColor = GifFileIn->SBackGroundColor; - GifFileOut->SColorMap = MakeMapObject( - GifFileIn->SColorMap->ColorCount, - GifFileIn->SColorMap->Colors); - - for (i = 0; i < GifFileIn->ImageCount; i++) - (void) MakeSavedImage(GifFileOut, &GifFileIn->SavedImages[i]); - - /* - * Note: don't do DGifCloseFile early, as this will - * deallocate all the memory containing the GIF data! - * - * Further note: EGifSpew() doesn't try to validity-check any of this - * data; it's *your* responsibility to keep your changes consistent. - * Caveat hacker! - */ - if (EGifSpew(GifFileOut) == GIF_ERROR) - PrintGifError(); - else if (DGifCloseFile(GifFileIn) == GIF_ERROR) - PrintGifError(); - - return 0; -} - -/* gifspnge.c ends here */ |