Ok, I found the answer for the aux/rrd pyramid here http://lists.osgeo.org/pipermail/gdal-dev/2008-August/017850.html Now I'm trying Bie
2013/2/26 Pietro Rossin <[email protected]> > Hello Jukka > thanks for your reply > The axe file I think isn't necessary. > If I delete it qgis can open and use pyramids... > I got a good compromise between render and pyramid dimension with this > command > > gdaladdo -r nearest --config COMPRESS_OVERVIEW deflate --config USE_RRD > YES test.tif 4 16 32 64 > > I get an aux file that is 420Mb (original gtiff is 1060Mb) and if I delete > the .axe file qgis recognizes pyramids. > > the CCITTFAX4 compression method is good for the compression of the > original image not for pyramids, because with this algorithm pyramid zoom > is too dark. With deflate or jpeg the result is more pleasant. > > By the way > --config USE_RRD YES should tell gdaladdo to create aux/rrd pyramids, that > can be used with esri product (ex arcgis) > Arcgis instead don't recognize these pyramids and asks if I want to create > them (and it can't because of an unknown error..). > Any idea? > Thanks again > Pietro > > ------------------------------ > View this message in context: Re: gdaladdo don't seem to > work..<http://osgeo-org.1560.n6.nabble.com/gdaladdo-don-t-seem-to-work-tp5036638p5036957.html> > > Sent from the GDAL - Dev mailing list > archive<http://osgeo-org.1560.n6.nabble.com/GDAL-Dev-f3742093.html>at > Nabble.com. > > _______________________________________________ > gdal-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/gdal-dev >
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