DOKK / manpages / debian 10 / netpbm / pnminvert.1.en
pnminvert(1) General Commands Manual pnminvert(1)

pnminvert - invert a portable anymap

pnminvert [pnmfile]

Reads a portable anymap as input. Inverts it black for white and produces a portable anymap as output.

pnm(5)

Copyright (C) 1989 by Jef Poskanzer.

08 August 1989