[Gimp-user] Applying large blur only to selection

[Sven Neumann]

Hi,

On Sat, 2009-05-30 at 21:24 -0500, Leonard Evens wrote:
> I want to blur the sky so that only pixels in the selection are used in
> computing the new values.  Also, I need to use a large blur radius.
> I've done this in the past by starting off with a small blur raidus and
> progressively reducing the selection, increasing the (gaussian) blur
> radius as I did so.  What is the simplest way to do  this?   If I just
> apply a gaussin blur with a large radius  to my selection is uses values
> outside the selection in calculationg the new values near the boundary
> of the selection.

Copy your selection, paste it to a new layer and blur that layer. Does
that give the desired result?


Sven