[gdal-dev] Georeferencing an ECW file

[Frank Warmerdam]

Jean-Claude Repetto wrote:
> Hello,
> 
> I have some ECW files that do not include datum, projection and 
> coordinates.
> Is there a GDAL tool that can be used to add these informations into the 
> header of the ECW files, without decompressing and compressing again the 
> image ?

Jean-Claude,

You could wrap it with a .VRT file which would effectively add this
information for GDAL based applications that reference the .vrt file.
But I am not aware of any way of updating this header info a .ecw in place.

Best regards,
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