[GRASS-user] Ortho Photo mosaic

[Jose Gomez-Dans]

Hi!

On 2/20/07, Lisa Stillwell <lisa at renci.org> wrote:
> Hi. Does anyone know of a relatively quick method of joining together
> color ortho photo tiles to create 1 huge image. I need to join about
> 2000 tiles into one image.
> The individual images are 5000 rows x 5000 columns, and they are all
> already in the same projection. Is there any software available (free

I use gdal <http://gdal.org/> for that. It is most convenient :)
Depending on the output format (you might want to use JP2k, or ECW),
it's as simple as
gdal_translate file1.tif file2.tif output.tif

There are plenty of options, but the basics are just that.

Good luck :)
Jose