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[mkgmap-dev] Splitter question

From Felix Hartmann extremecarver at gmail.com on Sun Nov 14 14:52:45 GMT 2010

On 14.11.2010 15:16, Danny Backx wrote:
> Hi,
>
> I've been using splitter to cut European country files into pieces that
> RoadMap will cope with. The country files are from GeoFabrik
> (http://download.geofabrik.de/osm/europe), RoadMap is at
> http://sourceforge.net/projects/roadmap .
>
> This works very well except for a few cases in which some of the pieces
> don't appear to get any smaller when I decrease max-nodes.
>
> An example http://danny.backx.info/download/roadmap/iso-nl-259.osm.gz
> has been created by
> java -jar splitter-r123/splitter.jar --mapid=001 --max-nodes=10000
> netherlands-2010.11.13.osm .
>
> Inspection of the files created (only some shown) reveals variation in
> their size :
> -rw-rw-r-- 1 danny danny  3157377 2010-11-14 11:11 iso-nl-001.osm.gz
> -rw-rw-r-- 1 danny danny  1618173 2010-11-14 11:11 iso-nl-002.osm.gz
> -rw-rw-r-- 1 danny danny   926847 2010-11-14 11:11 iso-nl-003.osm.gz
> -rw-rw-r-- 1 danny danny  3367783 2010-11-14 11:11 iso-nl-004.osm.gz
> -rw-rw-r-- 1 danny danny  2808994 2010-11-14 11:11 iso-nl-005.osm.gz
> -rw-rw-r-- 1 danny danny  2907610 2010-11-14 11:11 iso-nl-006.osm.gz
> -rw-rw-r-- 1 danny danny  6003918 2010-11-14 11:11 iso-nl-007.osm.gz
> -rw-rw-r-- 1 danny danny  2919463 2010-11-14 11:11 iso-nl-008.osm.gz
> -rw-rw-r-- 1 danny danny  3121867 2010-11-14 11:11 iso-nl-009.osm.gz
> -rw-rw-r-- 1 danny danny  2277160 2010-11-14 11:11 iso-nl-010.osm.gz
> -rw-rw-r-- 1 danny danny   391572 2010-11-14 11:11 iso-nl-011.osm.gz
> -rw-rw-r-- 1 danny danny  2073021 2010-11-14 11:11 iso-nl-012.osm.gz
> -rw-rw-r-- 1 danny danny 14619554 2010-11-14 11:18 iso-nl-259.osm.gz
>
> Is there anything I can do to deal with this ?
>
> 	Danny
Decrease more. The splitter only splits files if they are over the 
maxnodes value, so until they reach that point, they stay identical 
(only by reducing by 50% you will be sure, that all tiles are smaller )



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