Re: [gdal-dev] Scale dependent VRT for overviews

2012-07-02 Thread Jukka Rahkonen
Even Rouault mines-paris.org> writes: > > Jukka, > > I think you could achieve what you want by adding a element (see > http://www.gdal.org/gdal_vrttut.html ) inside the element. > The > dataset pointed by the in can be a .vrt. > > So, schematically, you would have something like 100_pe

[gdal-dev] Scale dependent VRT for overviews

2012-05-10 Thread Jukka Rahkonen
Hi, This is a long letter and finally it will lead to a suggestion about implementing some kind of a Virtual Overview (VOV) system for organising a number of GDAL datasets into a one top level dataset in such a way that GDAL can automatically select the best source for the requested scale. Same th