autopano-sift-C f15

Bruno Postle bruno at postle.net
Tue Sep 27 23:51:28 CEST 2011


On Tue 27-Sep-2011 at 22:12 +0100, Ian Malone wrote:
>
>Further question then while on the topic: libpano13 is apparently 
>compiled with a 179 degree limit to avoid a patent on hemispherical 
>coverage (aren't patents great?) does anyone know if that limit 
>been circumvented? (The actual patent, not the number in the source 
>code. I don't even know if it's much of a problem for single row 
>panoramas anyway).

This patent covers input images, specifically stitching two >180° 
circular fisheye photos into a single spherical image.  As it 
happens nobody does this because the quality is terrible.  
Professional photographers stitch spherical panoramas from four or 
more normal fisheye shots and it all works fine. i.e. I don't think 
there is any point rebuilding libpano13 without the 179° limit.

-- 
Bruno


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