Re: cropping and leaving the background transparent
Posted: 2008-03-22T18:38:17-07:00
You can save them as gif or png and get transparency. You will need to make a circle mask image and use that with -compose ... -composite. Circles can be made with the draw command.
see
http://www.imagemagick.org/Usage/channels/
http://www.imagemagick.org/Usage/compose/
http://www.imagemagick.org/Usage/draw/
see
http://www.imagemagick.org/Usage/channels/
http://www.imagemagick.org/Usage/compose/
http://www.imagemagick.org/Usage/draw/