Posted: 2006-04-21T08:11:27-07:00
ImageMagick has a lightweight ping function that quickly determines the image width, height, format, and size as well as verifies the image is not corrupt.
Use https://github.com/ImageMagick/ImageMagick/discussions instead.
http://www.imagemagick.org/discourse-server/
http://www.imagemagick.org/discourse-server/viewtopic.php?t=6428