pgmhist (1) - Linux Manuals
pgmhist: print a histogram of the values in a portable graymap
NAME
pgmhist - print a histogram of the values in a portable graymap
SYNOPSIS
pgmhist [pgmfile]DESCRIPTION
Reads a portable graymap as input. Prints a histogram of the gray values.AUTHOR
Copyright (C) 1989 by Jef Poskanzer.