pgmhist(1)

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.

SEE ALSO
       pgmnorm(1) pgm(5) ppmhist(1) 

AUTHOR
       Copyright (C) 1989 by Jef Poskanzer.