gifhisto.c

来自「通过VC＋＋开发」· C语言 代码 · 共 30 行

/*****************************************************************************
*   "Gif-Lib" - Yet another gif library.				     *
*									     *
* Written by:  Gershon Elber			IBM PC Ver 0.1,	Jul. 1989    *
******************************************************************************
* Program to create histogram of the colors used by the given GIF file.      *
* Dumps out GIF file of constants size GIF_WIDTH by GIF_HEIGHT.		     *
* Options:								     *
* -t : Dump out text instead of GIF - #Colors lines, each with #appearances. *
* -i W H : size of GIF image to generate. Colors of input GIF file are	     *
*      spread homogeneously along Height, which better by dividable by the   *
*      number of colors in input image.					     *
* -n n : select image number to generate histogram to (1 by default).	     *
* -b : strip off background color count.				     *
* -h : on line help							     *
******************************************************************************
* History:								     *
* 8 Jul 89 - Version 1.0 by Gershon Elber.				     *
*****************************************************************************/

#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	"GifHisto"
#define VERSION		"