[OSM-talk] Mapping party ready printouts from Merkaartor. Needed?

Chris Browet cbro at semperpax.com
Thu Feb 18 16:37:02 GMT 2010


> > The way they encode the QR code is public insofar that the source code
> > to walking papers is FOSS.
> That isn't the patented technology. The algorithmn that is able to
> calculated the orientation of the paper that is scanned and
> re-orientate it (I have never scanned in a piece of paper exactly) is
> patented by another individual, but the Walking Papers guys either
> have explicit permission to use it or the owner allows non-commercial
> use.
If you know that the QR is always at bottom-right,  it doesn't seem black
magic to me.

Rectifying the image to correct scanning artefacts is another issue. But is
perfect fit really necessary for hand drawn maps?
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/talk/attachments/20100218/d6737235/attachment.html>

More information about the talk mailing list