rwPNM.h File Reference

Header file for reading and writing PNM files. More...

#include "rwimg.h"

Functions
int	readPNM (Bimage *p, int readdata, int img_select)
	Reading a PNM type file. A simple image format. PBM bit image format. PGM grayscale image format. PPM RGB color image format. File format extensions: .pbm, .pgm, .ppm The header contains ascii text indicating the image and element sizes. Data types: byte, unsigned short. More...
int	writePNM (Bimage *p)
	Writing a PNM type file. A simple image format. More...

Detailed Description

Header file for reading and writing PNM files.

Author

Bernard Heymann

Date

Created: 20110317

Modified: 20111217

Format: 2D simple image file format

Function Documentation

readPNM()

int readPNM	(	Bimage *	p,
		int	readdata,
		int	img_select
	)

Reading a PNM type file. A simple image format. PBM bit image format. PGM grayscale image format. PPM RGB color image format. File format extensions: .pbm, .pgm, .ppm The header contains ascii text indicating the image and element sizes. Data types: byte, unsigned short.

Parameters

*p	the image structure.
readdata	flag to activate reading of image data.
img_select	image selection in multi-image file (-1 = all images).

Returns

int 0, <0 on error.

writePNM()

int writePNM

(

Bimage *

p

)

Writing a PNM type file. A simple image format.

Parameters

*p	the image structure.

Returns

int 0, <0 on error.