Even Rouault wrote: >> While trying external overviews I found two troubles. First one is that >> it isimpossible to build external overviews if there has been internal >> overviews in the table. Removing them with "gdaladdo -clean" does not >> help, the message is still: >> ERROR 6: Cannot add external overviews to a dataset with internal overviews >> Overview building failed.
> I don't reproduce that. Did you check with gdalinfo that the internal overview > was properly cleaned ? Works fo me too now when doing test in a controlled way. Perhaps the database was locked by another software and internal overviews were not cleaned. ... >> >> It would be really good to have at least average method also for >> internal overviews. > Thinking about it again, this might be doable with modest code addition in the > driver. Please file a ticket about that. Filed as #4740. -Jukka Rahkonen- _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
