gifclrmp.c

dll处理软件

/*****************************************************************************
*   "Gif-Lib" - Yet another gif library.				     *
*									     *
* Written by:  Gershon Elber			IBM PC Ver 0.1,	Jul. 1989    *
******************************************************************************
* Program to modify GIF file color map(s). Images are not modified at all.   *
* Options:								     *
* -s : save screen color map (unless -i - see below), to stdout.	     *
* -l colormap.file : substitute given colormap.file colormap into screen     *
*    colormap (unless -i - see below).					     *
* -g correction : apply gamma correction to the screen colormap (unless -i - *
*    see below).							     *
* -i n : select image number n color map instead of screen map for above     *
*    operations (n = 1 for first image).				     *
* -h : on line help.							     *
*   All color maps are ascii text files, with one line per color of the      *
* form: index, Red color, Green color, Blue color - all in the range 0..255. *
*   All color maps should be in the exact same length.			     *
******************************************************************************
* History:								     *
* 17 Jul 89 - Version 1.0 by Gershon Elber.				     *
*****************************************************************************/

#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <alloc.h>
#include <string.h>
#include "gif_lib.h"
#include "getarg.h"

#define PROGRAM_NAME	"GifPos"
#define VERSION		"