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Posted: 2006-03-14T18:59:53-07:00
by magick
Try the following command:
  • convert image.jpg -crop 100x100 image-%d.gif
This command cuts multiple 100x100 rectangles from the image and stores them into separate GIF images.

Posted: 2006-03-14T19:10:03-07:00
by anthony
There is also info on handling really really really large images
on the IM example page...
http://www.cit.gu.edu.au/~anthony/graph ... crop_large