> Date: Wed, 18 Mar 2009 19:44:08 +0100 > From: Ivo Brodien <philo...@cs.tu-berlin.de> > Subject: Re: [OSM-dev] How to get offline maps of a large area in > reasonable time? > To: "sly (sylvain letuffe)" <li...@letuffe.org> > Cc: dev@openstreetmap.org > Message-ID: <5db2532c-4a0c-44a8-bb42-bda4627be...@cs.tu-berlin.de> > Content-Type: text/plain; charset="us-ascii" > > yes, that is what I meant. The size for the tiles. I could also > calculate it myself, assuiming an average files size of 13kB per > 256x256 png
I would calculate with half the size of 13kB. Many tiles are only around 100 bytes. > > >> That all dispend on the max zoom you want. >> As a rapid guess on germany at max-zoom 16 I bet it would take >> around 2 days > > I would want it for zoom up to zoom level 17. This will be around 1 to 2 weeks. > >> >>> Or are there any other ideas on how to get such a big amount of >>> data? >> >> See why almost no-one renders in advance every thing up to zoom 18 by >> reading : >> http://wiki.openstreetmap.org/wiki/Mod_tile >> http://wiki.openstreetmap.org/wiki/Slippy_Map How is there a combination possible, of static generated tiles for zoom level 0 to 17, and using mod_tile for zoom 18? > -Ivo ~Ceriel _______________________________________________ dev mailing list dev@openstreetmap.org http://lists.openstreetmap.org/listinfo/dev
