AW: [Gdal-dev] Grid based transformation with ogr2ogr

[Frank Warmerdam]

uwe.schmitz at lverma.nrw.de wrote:
> ok, I see the problem. I will file a bug report
> as soon as I manage to log in (It seems that I've
> forgotten my password... and I'm waiting for the
> mail to set a new one).
> 
> Meanwhile... is it possible to do the datum-shift
> with the +towgs84=x,y,z switch, or is it lost in
> the same way? And if so, where has +towgs84 to
> be placed? In the -s_srs or the -t_srs switch?

Uwe,

The +towgs84 parameter will be preserved as a TOWGS84[] entry
for the datum in WKT.  So that works fine.  In your case it would
belong in the -s_srs since it relates the DHDN to WGS84.

Best regards,
-- 
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I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
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and watch the world go round - Rush    | President OSGF, http://osgeo.org