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