[OSM-talk] Extracting a BBOX from an osm change file

[Rodolphe Quiedeville]

Le 13/03/2011 00:45, hbogner a écrit :
> On 03/11/2011 01:39 PM, Rodolphe Quiedeville wrote:
>> Hi,
>>
>> With osmosis-0.38 it's possible to extract data contains in a bbox from
>> ans osm data file. But it appears that it's not work for an osm change
>> file.
>> I want to know if changes files from
>> planet.openstreetmap.org/hourly-replicate/ are useful for a BBOX. My
>> first idea wass to to this with osmosis, if someone give me a hint.
>>
>> Regards
>>
> 
> If you want to apply daily diff to an osm file you can do it and write
> only new file in some bbox or boundary, thats how I use it:
> 
> osmosis  --read-xml-change file="daily.osc" --read-xml file="base.osm"
> --apply-change --bounding-polygon clipIncompleteEntities="true"
> file="border.poly" --write-xml file="new.osm"
> 
> I use bounding polygon but bbox should work as well
> 
> If you want only changes you use osmosis to get change.osc from base.osm
> to new.osm

Thanks to all for your answer it's more clear for me by now.

Regards

-- 
Rodolphe Quiédeville
http://cartosm.eu - Intégration de carte libre sur site web
Blog : http://blog.rodolphe.quiedeville.org/
SIP/XMPP : rodolphe at quiedeville.org