pnminvert
Invert a PNM image. More information: https://netpbm.sourceforge.net/doc/pnminvert.html.
- Invert the colors or greyscale values in a PNM image:
pnminvert {{path/to/input.pnm}} > {{path/to/output.pnm}}
Invert a PNM image. More information: https://netpbm.sourceforge.net/doc/pnminvert.html.
pnminvert {{path/to/input.pnm}} > {{path/to/output.pnm}}