[GRASS-user] r.out.gdal

Hamish hamish_nospam at yahoo.com
Wed Feb 14 17:20:45 EST 2007

Raffaele Morelli wrote:
> I am exporting a 20m resolution raster to a GeoTiff using r.out.gdal.
> The raster (a DEM) covers Italy so I will get (at least I guess to) a
> very large file.
> Export is currently at 20% and the file aorund 1GB.

try adding createopt="compress=packbits", and make sure you are not
using a data type= which is reporting to the 28th decimal place when the
DEM is really only accurate to the nearest meter. e.g. try type=Int16.


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