Op 26 apr. 2016 12:22 schreef "Anna Amat" <[email protected]>:
>
>
> Dear all,
>
> I'm writing an application using geotools. I would like the user to be
able to upload a raster image (that initially has no spatial information)
and georeference it using an existing map.
>
> I can think about 2 possibilities:
> 1) georeference initially the image to the center of the map and allowing
the user to resize and move it
> 2) Using reference points in both the map and the image and then fitting
the selected points
>
If the image is close to the maps projection 1 may be good enough, 2 will
make it possible to do warping/reproduction.
There's a tutorial on affine transform:
http://docs.geotools.org/stable/userguide/tutorial/affinetransform.html
Mark
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