On Sat, Aug 15, 2009 at 10:57 PM, Hermann Peifer <[email protected]> wrote:
> > I have the same observation while working with ASTER GDEM tiles (1x1 degree > tiles, 3601x3601 pixel each). When warping/merging, say: 10 tiles into a > single outfile.tif, then it takes gdalwarp around 5 seconds per tile to do > the job: Does creating a tiled tiff (-co TILED=YES) make any difference? It should improve random access, which is what writing new data to image blocks is. Rob :)
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