There is a COG mailing list (not very active from the looks of it): https://lists.osgeo.org/mailman/listinfo/cog
You might ping Vincent https://github.com/vincentsarago too! P On Tue, Apr 13, 2021 at 2:31 AM Javier Jimenez Shaw <[email protected]> wrote: > Maybe this channel is not the best place for this question. Do you know a > better place to ask? > > Thank you > .___ ._ ..._ .. . ._. .___ .. __ . _. . __.. ... .... ._ .__ > Entre dos pensamientos racionales > hay infinitos pensamientos irracionales. > > > > On Tue, 6 Apr 2021 at 22:40, Javier Jimenez Shaw <[email protected]> > wrote: > >> Hi >> >> While I was reading about COG format, I thought it was great to replace >> "gdal2tiles" if the COG was properly generated (I mean, using the option >> TILING_SCHEME=GoogleMapsCompatible , and maybe something else I miss. I am >> generating it, so I can optimize that). >> Then I was expecting that geotiff.js (or any other client js library) >> will be able to do the proper RANGE request to produce the tiling that >> libraries like openlayers of leaflet is expecting. Yes, in Web Mercator >> projection with aligned tiles, so no transformation is needed. >> >> My initial target is just for RGBA uint8 images... plain vanilla. Storing >> the COG file in S3, without any proxy in between doing any conversion. Just >> relying on the RANGE request to get the needed area. My initial idea is to >> keep the openlayers/leaflet 256x256 tiles. This allows parallel requests to >> the server, and is very fast (and I do not have to refactor all my js >> code). But maybe there is a better/faster solution (again, with S3 direct >> access, no proxy in the server side. That would require deploying the >> "proxy" on every geographical region). >> >> However I have not found any proper solution (my search-fu is not the >> best, to be honest). I would like something that performs *at least* as >> fast as the tiles produced by gdal2tiles. >> >> Do you know any solution/example? >> >> Thanks >> .___ ._ ..._ .. . ._. .___ .. __ . _. . __.. ... .... ._ .__ >> Entre dos pensamientos racionales >> hay infinitos pensamientos irracionales. >> >> _______________________________________________ > gdal-dev mailing list > [email protected] > https://lists.osgeo.org/mailman/listinfo/gdal-dev >
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