[GRASS-user] using grass on rasters without converting?

Jan Hartmann j.l.h.hartmann at uva.nl
Thu Oct 30 09:08:20 EDT 2008



Markus Neteler wrote:
> Hi Matt,
> 
> On Thu, Oct 30, 2008 at 1:07 PM, matt wilkie <maphew at gmail.com> wrote:
>> Hello Grass World,
>>
>> As a long time GIS user I've dipped into grass from time to time but never
>> in depth. One of the things that's deterred me is the fact that I have a
>> large body of data I work with (tens of gigabytes) and the prospect of
>> having to convert into grass, process it, and then flip it back out again is
>> unappealing.
> 
> Sure - also for us :) But it has been solved recently:
> 
> r.external - Link GDAL supported raster file to a binary raster map layer.
> http://grass.osgeo.org/grass64/manuals/html64_user/r.external.html
> 

This solves a need for me too. Could something like that be done for WMS 
services, i.e. not downloading them with r.in.wms, but linking them 
without making a local copy?

Jan


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