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/* pnm.h - header file for libpnm portable anymap library */ #ifndef _PNM_H_ #define _PNM_H_ #include "ppm.h" typedef pixel xel; typedef pixval xelval; #define PNM_MAXMAXVAL PPM_MAXMAXVAL #define PNM_GET1(x) PPM_GETB(x) #define PNM_ASSIGN1(x,v) PPM_ASSIGN(x,0,0,v) #define PNM_EQUAL(x,y) PPM_EQUAL(x,y) #define PNM_FORMAT_TYPE(f) PPM_FORMAT_TYPE(f) /* Declarations of routines. */ void pnm_init ARGS(( int* argcP, char* argv[] )); #define pnm_allocarray( cols, rows ) ((xel**) pm_allocarray( cols, rows, sizeof(xel) )) #define pnm_allocrow( cols ) ((xel*) pm_allocrow( cols, sizeof(xel) )) #define pnm_freearray( xels, rows ) pm_freearray( (char**) xels, rows ) #define pnm_freerow( xelrow ) pm_freerow( (char*) xelrow ) xel** pnm_readpnm ARGS(( FILE* file, int* colsP, int* rowsP, xelval* maxvalP, int* formatP )); void pnm_readpnminit ARGS(( FILE* file, int* colsP, int* rowsP, xelval* maxvalP, int* formatP )); void pnm_readpnmrow ARGS(( FILE* file, xel* xelrow, int cols, xelval maxval, int format )); void pnm_writepnm ARGS(( FILE* file, xel** xels, int cols, int rows, xelval maxval, int format, int forceplain )); void pnm_writepnminit ARGS(( FILE* file, int cols, int rows, xelval maxval, int format, int forceplain )); void pnm_writepnmrow ARGS(( FILE* file, xel* xelrow, int cols, xelval maxval, int format, int forceplain )); xel pnm_backgroundxel ARGS(( xel** xels, int cols, int rows, xelval maxval, int format )); xel pnm_backgroundxelrow ARGS(( xel* xelrow, int cols, xelval maxval, int format )); xel pnm_whitexel ARGS(( xelval maxval, int format )); xel pnm_blackxel ARGS(( xelval maxval, int format )); void pnm_invertxel ARGS(( xel* x, xelval maxval, int format )); void pnm_promoteformat ARGS(( xel** xels, int cols, int rows, xelval maxval, int format, xelval newmaxval, int newformat )); void pnm_promoteformatrow ARGS(( xel* xelrow, int cols, xelval maxval, int format, xelval newmaxval, int newformat )); extern xelval pnm_pbmmaxval; /* This is the maxval used when a PNM program reads a PBM file. Normally ** it is 1; however, for some programs, a larger value gives better results */ #endif /*_PNM_H_*/
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.