Creating a path from a picture

[rich2005]

Came up on another forum. The type of image to be processed

http://www.gimpusers.com/system/attachme...1508168549

Lots of jagged edges to give lots of nodes. I suggested threshold -> blur -> threshold again to get a smoother edge. Bound to be other ways.

As (3) above, a small image is no disadvantage since a path can be scaled without degradation.