[Gegl-developer] Area filters

[Daniel Rogers]

On Jun 26, 2008, at 9:11 PM, David Gowers wrote:
> I believe tiling/wrapping would be more useful than mirroring. Right
> now, I know two applications, tiling and texturing, where tiled edge
> behaviour would help;  Offhand, I cannot think of any way to employ
> mirroring abyss behaviour at all. Are there any?

Mirroring (or replicating the edge pixels) is the best approximation  
to what exists beyond the boundary in a photograph of a real object.

When convolving an image of a real object, the best results on the  
boundary are achieved by mirroring the edge.

-- 
Daniel