[OSM-dev] Filtering out elements from a planet extract

Ciprian Talaba cipriantalaba at gmail.com
Wed Feb 8 20:55:37 GMT 2012


Hi Flo,

C++ programming is not an issue, and I will definitely give Osmium a try.

Thanks,
Ciprian

On Wed, Feb 8, 2012 at 10:00 PM, Flo Ledermann
<ledermann at ims.tuwien.ac.at> wrote:
> Hi Ciprian,
>
> On 02/08/2012 08:39 PM, Ciprian Talaba wrote:
>> Hi,
>>
>> I am trying to filter our the "landuse=*" ways and the corresponding
>> nodes from a planet extract.
>
> I recently created similar extracts for railways and motorways using
> Osmium [1]. It's C++ based, so you need to know how to run a compiler
> and basic programming knowledge, but when you get it running it's orders
> of magnitude faster than Osmosis and allows for complete customization
> of the filtering by writing your own filtering code.
>
> I've written about it on my blog at
>
> http://www.floledermann.com/blog/tech/filtering-and-conversion-osm-files-osmium/
>
> (I mostly discuss issues of processing a whole planet dump on low-end
> machines there, but there is some source code to get you started.)
>
> Hope it helps,
>
> Flo
>
> [1] http://wiki.openstreetmap.org/wiki/Osmium
>
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