[Gdal-dev] adding gcp's

Frank Warmerdam fwarmerdam at gmail.com
Tue Aug 23 11:50:47 EDT 2005


On 8/23/05, Bart van den Eijnden <BEN at syncera-itsolutions.nl> wrote:
> Hi list,
> 
> I am trying to create a geotiff and add ground control points to it, using the following command:
> 
> gdal_translate ondergrond.tif ondergrond_new.tif -gcp 0 0 63978 458335 -gcp 1290 1619 85630 438699
> 
> When I do gdalinfo, the gcp's are added, but the corner info is not using it:

Bart,

A review of the gdalinfo code shows that it does not try and
use GCPs for computing georefencing.  It will only use a 
geotransform (if available). 

Sorry...

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    | Geospatial Programmer for Rent




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