[Qgis-user] By default setting of raster transparency values

Andreas Neumann a.neumann at carto.net
Wed Dec 16 05:59:20 PST 2009


Hi Agus,

how about building an image catalogue with .vrt ?

See
http://geosauce.wordpress.com/2009/10/04/building-a-virtual-raster-tutorial/

This way you only need to do the setting once.

Andreas


On Wed, December 16, 2009 1:46 pm, Agustin Lobo wrote:
> Hi!
>
> I have a set of RGB geotif raster files
> for which I have to set 0,0,0 as transparent.
> As I have quite a number of them, setting
> this transparency is becoming tedious. Is there
> any way I could set this value for all of them at once?
> I've tried saving an style file, but this does not
> seem to work.
>
> Thanks
>
> Agus
>
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-- 
Andreas Neumann
http://www.carto.net/neumann/
http://www.svgopen.org/




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