php man page for pnminvert

pnminvert(1)						      General Commands Manual						      pnminvert(1)

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)