/usr/include/pnm.h is in libnetpbm10-dev 2:10.0-15ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | /* 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_OVERALLMAXVAL PPM_OVERALLMAXVAL
#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_ASSIGN(x,r,g,b) PPM_ASSIGN(x,r,g,b)
#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[] ));
void
pnm_nextimage(FILE *file, int * const eofP);
#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 ));
void
pnm_check(FILE * file, const enum pm_check_type check_type,
const int format, const int cols, const int rows, const int maxval,
enum pm_check_code * const retval_p);
xel
pnm_backgroundxel (xel** xels, int cols, int rows, xelval maxval, int format);
xel
pnm_backgroundxelrow (xel* xelrow, int cols, xelval maxval, int format);
xel
pnm_whitexel (xelval maxval, int format);
xel
pnm_blackxel(xelval maxval, int format);
void
pnm_invertxel(xel* x, xelval maxval, int format);
void
pnm_promoteformat(xel** xels, int cols, int rows, xelval maxval, int format,
xelval newmaxval, int newformat);
void
pnm_promoteformatrow(xel* xelrow, int cols, xelval maxval, int format,
xelval newmaxval, int newformat);
pixel
xeltopixel(xel const inputxel);
#endif /*_PNM_H_*/
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