Quote - Good News: I have done it in the past. See link.

Bad News: I forgot how. :( 

 

Gimp ... Filtters/Artistic/Photocopy

Will turn any photo in to a B/W outline like that
how good it turns out depends on the showdows in the photo

============================================================ 

The Artist that will fight for decades to conquer their media.
Even if you never know their name ,your know their Art.
Dark Sphere Mage Vengeance