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pRasterBlaster is a lot slower than gdalwarp in serial case #5

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kornholi opened this issue Mar 18, 2016 · 0 comments
Open

pRasterBlaster is a lot slower than gdalwarp in serial case #5

kornholi opened this issue Mar 18, 2016 · 0 comments

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@kornholi
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Hao brought this up. 5s vs 200s even with no resampling.

Majority of pRB time is spent in GDAL/PROJ4 reprojecting points (proj4 TransformEx), so this is interesting. Maybe GDAL takes an invalid shortcut (that works fine in most cases)?

More investigation needs to be done.
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