pgmnoise(1) create a graymap made up of white noise

SYNOPSIS

pgmnoise width height

DESCRIPTION

Creates a portable graymap that is made up of random pixels with gray values in the range of 0 to PGM_MAXMAXVAL (depends on the compilation, either 255 or 65535). The graymap has a size of width * height pixels.

AUTHOR

Copyright (C) 1993 by Frank Neumann