[Gdal-dev] creating a composite raster

[Frank Warmerdam]

Christopher Condit wrote:
> I’m looking for a way to take three equally sized input raster files in 
> AAI/Grid format and convert each grid to a band in a single 24-bit 
> raster file (r, g, b, respectively).
> 
> Is there an easy way to accomplish this with GDAL?

Chris,

If you have a GDAL build that includes the python support, you can
do "gdal_merge.py -o stack.tif -separate a.grd b.grd c.grd".

This would stack each of the .grd files into a separate band of the
output file, stack.tif.

Best regards,
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