[osmosis-dev] extracting nodes and ways

[Bjenk Ellefsen]

Nathan, I just read your message again and I tried removing reject
relations and I get the same results. The two initial files are fine but
when merged, the number of ways and nodes is way off.

On Fri, Jan 6, 2017 at 3:07 PM, Nathan Smith <NSMITH at odot.org> wrote:

> I’m new at this, but aren’t the relations what translate the ways into
> polygons?  Have you tried your original command with --tf accept-relations?
>
>
>
>
> I’m also curious if the --used node command complicates the extraction of
> polygons…?
>
>
>
> *From:* Bjenk Ellefsen [mailto:bjenk.ellefsen at gmail.com]
> *Sent:* Friday, January 06, 2017 12:10 PM
> *To:* osmosis-dev at openstreetmap.org
> *Subject:* [osmosis-dev] extracting nodes and ways
>
>
>
> Hello,
>
>
>
> I have a weird result and I am trying to figure this out.
>
>
>
> I am trying to use this command to extract ways and nodes of buildings in
> one command:
>
>
>
> osmosis --rx city.osm --tf accept-ways 'building=*' --tf accept-nodes
> 'buildings=*' --tf reject-relations --used-node --wx CityBuild.osm
>
>
>
> However, whan I do that, I lose the polygons if I then try to convert to
> geojson. If I use only --tf accept-ways, I get the polygons.
>
>
>
> Now, If I run the same command with just ways, then with just nodes and
> merge both OSM before converting, I get both no problems.
>
>
>
> Does this mean it is not possible to extract both in one command? This
> would so much simpler if it worked. Any ideas?
>
>
>
> Thanks!
>
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>
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