pnmshear
Shear a PNM image. tldr-pages
On several platforms
Several platforms
Shear a PNM image by the specified angle
pnmshear angle path/to/input.pnm >path/to/output.pnmIdentifySpecify the color of the background in the sheared image
pnmshear -background blue angle path/to/input.pnm >path/to/output.pnmIdentifyDo not perform anti-aliasing
pnmshear -noantialias angle path/to/input.pnm >path/to/output.pnmIdentify