A new plugin posted in the registry, quite interesting for line art and more technical uses
http://www.registry.gimp.org/node/25229#comment-11481My use
experiments by
PhotoComiX, on Flickr
or
experiments by
PhotoComiX, on Flickr
From here
Rhys and me by
dachalan, on Flickr
running the filter, blurring a bit,
on a duplicate of the same image repeat with slightly different setting
overlay the 2 new layers in overlay modeon top of the original
(multiply is nice to darken, overlay will do the contrary except for darker tones, the second image show a combination of multiply , for top layer and overlay for the other )