[gdal-dev] gdalwarp cutting off projected image
Frank Warmerdam
warmerdam at pobox.com
Tue Dec 9 14:08:15 EST 2008
Scott Lewis wrote:
> Frank,
>
> Thanks for the help. I tried doing this, and ended up with the same
> image (even diff found them to be the same). Here are the various
> commands I tried. Maybe I'm just using the -wo option wrong.
>
> gdalwarp -t_srs EPSG:4326 -wo SOURCE_EXTRA=1000 input.gtiff.tif
> output1.gtiff.tif
> gdalwarp -t_srs EPSG:4326 -wo "SOURCE_EXTRA=1000" input.gtiff.tif
> output2.gtiff.tif
> gdalwarp -t_srs EPSG:4326 -wo "SOURCE_EXTRA=1000 SAMPLE_GRID=YES
> SAMPLE_STEP=100" input.gtiff.tif output3.gtiff.tif
>
> I'll continue to play with those options, though. gdalwarp seems to not
> act any different (IE, it takes the same amount of time to process) with
> or without the -wo option, so I'm thinking I'm just not using the option
> correctly somehow.
>
> Again, I appreciate your help!
Scott,
I suspect I've misconstrued what is going wrong. If you can stage
the input file somewhere, and if it isn't too terribly huge, I would
be interested in trying it myself. Ideally this could be filed as a
Trac ticket.
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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