Hi Michael,
Le 25/11/2023 à 00:44, Michael Sumner via gdal-dev a écrit :
When I translate this GeoTIFF to 10% original size, it's very very
slow if OVERVIEW_LEVEL=NONE is set.
Fixed per https://github.com/OSGeo/gdal/pull/8819
Even
--
http://www.spatialys.com
My software is free, but my time
Over the network it takes 23 seconds:
time gdal_translate -oo OVERVIEW_LEVEL=NONE -outsize 219 226
/vsicurl/https://github.com/mdsumner/cog-example/raw/main/cog/sentinel-image.tif
net.tif
real 0m23.909s
user 0m4.374s
sys 0m1.021s
Saving the file locally and translating it's fractional
When I translate this GeoTIFF to 10% original size, it's very very slow if
OVERVIEW_LEVEL=NONE is set.
The GeoTIFF has no overviews.
export dsn="/vsicurl/
https://github.com/mdsumner/cog-example/raw/main/cog/sentinel-image.tif;
## takes *forever*
gdal_translate $dsn out.tif -outsize 219 226 -oo
