On Thu, Apr 30, 2009 at 6:27 AM, Rahkonen Jukka <[email protected]> wrote: > Hi, > > What you want is the union of all the individual image polygons. At least it > can be made with GIS applications like QGis or OpenJUMP. I don't know of any > tool that could do it directly from command line but such can exist, though.
GRASS can do that (GUI and command line): 1. assign a common attribute value to all polygons 2. perform a dissolve. Manual: http://grass.osgeo.org/grass64/manuals/html64_user/v.reclass.html http://grass.osgeo.org/grass64/manuals/html64_user/v.dissolve.html Best Markus _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
