[ptx] multilayer tiff -> enblend -> multilayer tiff?

[Ed Halley]

On Thu, 2004-09-16 at 18:34, JD Smith wrote:
> Though I haven't tried it, I think enblend can read the alpha mask from
> an input TIFF, and in places where the mask is <255, enblend will treat
> that portion of the image as missing, and draw a seam to exclude it. 
> Rather than post-processing to remove unwanted features, your
> pre-process and then feed to enblend.  By it's very nature, enblend
> cannot produce a multi-layer output, unless some clever decomposition of
> output into "original" and "blended difference" could be made.  

That's what I was afraid of.  We're stuck at an impasse... I can't save
multi-layer TIFF from GIMP (yet), and I can't save multi-layer TIFF from
enblend due to its combining nature.  One has to come first, but then
you're stuck with a single layer for the other.

-- 
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