I want to crop a PNG picture.
I see how to do it with ImageMagick,
once I know the pixel-positions of the corners of the rectangle.
I'm wondering if there is a way of imposing a grid to read these numbers,
either with ImageMagick or some other application that runs under Fedora ?
--
Timothy Murphy
gayleard /at/
eircom.net
School of Mathematics, Trinity College, Dublin