[ptx] automatch: another attempt at semi-automatic panorama stitching

[Pablo d'Angelo]

On Sun, 04 Jan 2004, Bruno Postle wrote:

> So I've written a proof-of-concept tool that implements my "angular
> distance" technique of automatically detecting control points:
> 
>     http://bugbear.blackfish.org.uk/~bruno/distance/control-points.jpg
> 
> The picture shows 31 control points, maximum error 2.2 pixels, with
> no misplaced control-points (in fact the technique doesn't seem to
> be capable of getting control-points wrong) - Notice that the two
> photos are handheld and very badly aligned :-).

That looks really cool! If I had the time I would port that to C
immediately, and provide an automatch program, that can remap the input
images.

ciao
  Pablo
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