Posted: 2006-04-22T14:18:42-07:00
The convert programs saves the new image. Most likely the convert program is not running properly when executed from your Java program.
Use https://github.com/ImageMagick/ImageMagick/discussions instead.
https://imagemagick.com/discourse-server/
https://imagemagick.com/discourse-server/viewtopic.php?t=6429