pbmpscale
Enlarge a PBM image with edge smoothing. See also:
pamenlarge
. More information: https://netpbm.sourceforge.net/doc/pbmpscale.html.
- Enlarge a PBM image by the specified factor with edge smoothing:
pbmpscale {{N}} {{path/to/image.pbm}} > {{path/to/file.pbm}}