[GRASS-user] export 3-tiff image from d.rgb as georeferenced simple color image

Nikos Alexandris nik at nikosalexandris.net
Fri Oct 11 02:19:17 PDT 2013


BLANDENIER Lucien:

> > I would like to know if there is a way to save a composite image done with
> > d.rgb (from three tiff files) as a simple colored georeferenced tiff
> > image which can be used then in QGIS.

Martin:

> use r.composite [1] and then export raster as TIF using r.out.gdal.
> [1] http://grass.osgeo.org/grass70/manuals/r.composite.html

A reminder that it is very convenient to export a group using r.out.gdal, e.g.

i.group group=rgb in=Red,Green,Blue # where Red, Green & Blue the Rasters of 
interest

r.out.gdal rgb out=rgb.tif type=Byte # check other options for producing ESRI 
supported/readable material

<http://grass.osgeo.org/grass70/manuals/r.out.gdal.html>

Nikos



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