NAME
pnminvert - invert a portable anymap
SYNOPSIS
pnminvert [pnmfile]
DESCRIPTION
Reads a portable anymap as input. Inverts it black for white and
produces a portable anymap as output.
SEE ALSO
pnm(5)
AUTHOR
Copyright (C) 1989 by Jef Poskanzer.
08 August 1989 pnminvert(1)