[gdal-dev] "wrong" overview selected when warping from ortho to webmercator

Even Rouault even.rouault at spatialys.com
Fri Jul 17 13:53:03 PDT 2020


On vendredi 17 juillet 2020 22:32:46 CEST thomas bonfort wrote:
> Thank you Even for the prompt reply.
> I'll have a look into the vrt workaround, in my case the deformations
> aren't enormous so applying a buffer at vrt creation time would probably be
> sufficient provided the overviews are taken into account.

> However for the computesourcewindow proposition which I'd like to look
> into, I imagine it would be an explicit option passed into gdalwarp_lib
> that would trigger the behaviour; is that in line with your understanding?

I was more thinking about replacing the current logic. A ComputeSourceWindow() 
based one should hopefully be superior for all cases

Even

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