readpnm.h
来自「一个利用SDL语言来实现svgalib函数的示例程序」· C头文件 代码 · 共 22 行
H
22 行
/* Zgv v2.7 - GIF, JPEG and PBM/PGM/PPM viewer, for VGA PCs running Linux. * Copyright (C) 1993-1995 Russell Marks. See README for license details. * * readpnm.h */extern int read_pnm_file(char *filename,hffunc howfarfunc,unsigned char **bmap, unsigned char **pal,int *output_type,PICINFO *pp);extern int read_pnm_main(FILE *fp,hffunc howfarfunc,unsigned char **bmap, unsigned char **pal,int *output_type,PICINFO *pp, int (*closefunc)(FILE *));extern int read_xv332(char *filename, unsigned char **bmap, int *width, int *height);extern int ditherinit(int w);extern void ditherfinish(void);extern void ditherline(unsigned char *theline, int linenum, int width);extern int read_xv332(char *filename, unsigned char **bmap, int *width, int *height);extern void make_332_palette(unsigned char *palptr);extern void aborted_file_pnm_cleanup();
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