mkpreview - scale an image down to an arbitrary size
mkpreview infile outfile width height
scales an image (in any format supported by the Window Maker
raster library) down to an arbitrary size, specified by the width
arguments. Note that it can only scale down, not up.
The quality of the scaled image is not very good, and users are advised to use
something like the ImageMagick mogrify(1)
was written by Ullrich Hafner <firstname.lastname@example.org>. This
manual page was written by Adam Klein <email@example.com>, for the
Debian GNU/Linux system (but may be used by others).