[gdal-dev] Reprojecting a tiled dataset

Frank Warmerdam warmerdam at pobox.com
Tue Nov 23 20:42:35 EST 2010

Stephen Woodbridge wrote:
> Hi Frank,
> Does this generate one 60GB output file or can it generate a new 
> gdalwarp set of tiles with .vrt as output? This would be very cool!


No, it produces one big internally tiled GeoTIFF file.

> So what would the gdalwarp command look like? something like:
> gdalwarp -t_srs EPSG:900913 -co TILED=YES -of GTiff -srcnodata 0 
> -dstnodata 0 input.vrt outdir/output.vrt

Yes, something like that, though the nodata stuff likely isn't needed
if the source files are abutting tiles.  also, the output is just a .tif.

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    | Geospatial Programmer for Rent

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