pnmshear(1) on Linux
The text 57bb61963c34, as Debian 13 (Trixie) shipped it.
shear a PNM image by a specified angle
Flags it lists
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-background -
-noantialias
The text 57bb61963c34, as Debian 13 (Trixie) shipped it.
shear a PNM image by a specified angle
-background
-noantialias