[FWTools] Images corrupted using gdal_translate with ecwp: URL

Frank Warmerdam warmerdam at pobox.com
Fri Jan 4 13:47:01 EST 2008


catria wrote:
> I'm trying to download a little portion (1km x 1km) of a big ECW from an
> Image Server, in GEOTiff format.
> The downloaded Images are often corrupted, but gdal_translate does NOT
> display any error.
> I'm quite sure the problem is the slow Internet Connection.
> 
> This is an example of corrupted Image
> http://www.nabble.com/file/p14617888/730_4840.jpeg 
> 
> There is any workaround to this problem?

Catria,

I have not had good luck with ecwp protocol, and I'm not sure why.  I
imagine this is a bug in the GDAL ECW driver or perhaps something about
the way I build the ECW SDK.  In any event, I have no useful suggestions to
make this work.

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



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