[OSM-dev] Cutting up an image into tiles

Kristian Thy thy at 42.dk
Wed Feb 28 11:46:40 GMT 2007


On Wed, Feb 28, Nick Black wrote:
> I have a TIFF image map of the Isle of Man at approximately 1:25,000
> scale.   The IoM Gov have given dervative rights to OSM to use it to
> produce data from.  I need to cut the image up into smaller tiles,
> which I was then planning on rectifying using the metacarta rectifier,
> then using the JOSM WMS plugin the trace the roads.
> 
> So can anyone point me in the direction of some guidelines about
> scripting ImageMagick / Rmagick , or something the cut the image up -
> which shouldnt be too hard to do?   I dont have access to the TIFF
> right at the moment, but its big.  Over 80mb I think.

Cut, tiles, what? If it's georeferenced, put it in MapServer and publish
it as a WMS. I can supply the MapServer if needed.

\\kristian
-- 
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