[Gdal-dev] OGR Georeference

Markus Neteler neteler at itc.it
Thu Apr 20 06:01:00 EDT 2006


On Wed, Apr 19, 2006 at 05:58:01PM -0700, Matthew Perry wrote:
> On 4/19/06, Rob McCulley <RMcCulley at county24.com> wrote:
> > I finally managed to talk to the data provider.  It is a "local" coordinate system per file.  It looks like I need to warp each file.  Any way to do this using ogr?
> 
> Another possibility, if you have a layer in the "proper" coordinate
> system to which you could match ground control points, is to use the
> Warping tool in OpenJump ( http://openjump.org/ ). It allows you to
> graphically create warping vectors between control points and apply an
> affine transformation.

Just for the record:
The same thing you can do with GRASS - see
http://grass.itc.it/grass61/manuals/html61_user/projectionintro.html
-> v.transform

Markus



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