Posted: 2007-01-21T18:45:12-07:00
Look at jpgtrans it should have a checker seeing as it is the raw image format handling program for the jpeg library.
Use https://github.com/ImageMagick/ImageMagick/discussions instead.
https://download.imagemagick.org/discourse-server/
https://download.imagemagick.org/discourse-server/viewtopic.php?t=8268