Re: [gdal-dev] Performance Issue with VRT Pixel Function and Large Number of Source Rasters

2025-04-16 Thread Even Rouault via gdal-dev
Thanks for the quick fix Even! *My only remaining concern is that the documentation lists SkipNonContributingSources under Python Pixel Functions, even though it applies to both C++ and Python Pixel Functions. Shouldn't it be elevated to be mentioned more generically under Derived Band?*

Re: [gdal-dev] Performance Issue with VRT Pixel Function and Large Number of Source Rasters

2025-04-16 Thread Abdul Raheem Siddiqui via gdal-dev
I tried using true on this dataset with GDAL 3.9.3, and it drastically sped things up. Then I tested it on another larger dataset, and the command errored out. Then I built GDAL from source in a Docker container including Even's patch, and the previously failing command succeeded. Memory usage wa