Peter Yen <colorp...@gmail.com> wrote: >> Thanks for your quick response. The background is unknown at the time of >> processing. Actually I don't need a very accurate methodology to remove all >> background, removing partially is good enough.
I once wrote a (GPL'd) C module that fairly reliably extracts the background of a photograph of a drawing on paper. It is essentially the same as PIL's floodfill but it follows shallow gradients. The public git browser[1] seems to be broken right now, but if this sounds like what you need download a tarball[2], and look for the expand_region function in the img-c directory. [1] https://savannah.nongnu.org/git/?group=tetuhi [2] http://sourceforge.net/project/showfiles.php?group_id=217385 Douglas _______________________________________________ Image-SIG maillist - Image-SIG@python.org http://mail.python.org/mailman/listinfo/image-sig
