[GRASS-user] Is mosaicing 24 bit images possible in Grass 6.2?

Maciej Sieczka tutey at o2.pl
Thu Jul 3 17:30:18 EDT 2008


Hamish pisze:
> Nagesh wrote:

>> Is there a way to mosaic 24 bit images and to output it as
>> a single 24 bit image?

To export a 24 bit image make a group of the 3 bands (i.group) and 
export the *group* using r.out.gdal (gdal_translate can do that also 
from outside GRASS, if you choose it's input as a path to your group 
file). This way you don't loose data as it would be the case for 
r.composite.

Note that you can nicely visualise GRASS raster groups in QGIS, if at 
adding the GRASS raster layer you choose a group.

Maciek

-- 
Maciej Sieczka
www.sieczka.org


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