Klokan Petr Přidal a écrit : > Hi, > >> I'm talking about 10 to 100 GigaBytes datasets, with which it doesn't >> seem reasonnable to generate a single merged file ! > > In case you use -of VRT it should not be problem. VRT is just an XML > file telling where is each file placed and what processing is > necessary - so in fact there is not big logical difference between > gdal_vrtmerge's VRT and gdaltindex result (one is using XML another > shape file for storing the same kind of link to raster data).
ok, sounds interesting > In case you anyway have WMS server for raster data, you can use > TileCache.org or GeoWebCache.org to cache the tiles. > Advantage of GDAL2Tiles over TileCache is practically zero > configuration of any server software. The result from the user point > of view is almost equal. that's what I use for now. Both products are quite equivalent. Tell me if I'm wrong when I imagine that : gdal2tiles has a fixed grid and zoom levels for tiles, based on google ones gdal2tiles must populate the whole cache at once. Regards, Guillaume _______________________________________________ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev