[OSM-talk] Potential data from the Falkland Islands government

Russ Phillips russ at phillipsuk.org
Fri Nov 16 15:13:49 GMT 2007


(apologies if I've broken anyone's view by changing the subject, but I
thought it made more sense to have a meaningful subject line)

Matthew said:

>I wonder if the easiest way would be to convert it to a bitmap (possibly in
>chunks) and then use this as a background in JOSM to trace over?
>
>Depending on the complexity of the DXF it might be far more detailed than
>OSM
>actaully needs (for example, are the roads represented by 1, 2 or 3 lines?)

The only program I have that can open the file is OpenOffice Draw, which
appears to turn it into a bitmap, but does at least let me view it. The
roads appear to be simple lines (not particularly surprising since I'm
informed that they are basically all-weather tracks. So I don't think it's
far more detailed than we need. To be honest, it looks ideal for our
purposes.

Christopher Schmidt said:

> There is this: http://sourceforge.net/projects/dxf2postgis/
>
> No idea of the quality.
>
> Manifold GIS has the ability to load DXF (and export shapefiles, most
>likely), as does Safe's FME. Safe especially is very supportive of Open
>Source in general; they'd probably be totally willing to either part
with a >copy of FME or convert it in house to something more useful that
OSM could >get more use out of.
>
> FDO might also have dxf support (and is Open Source) -- i'm not positive
>on that though.

I don't know any of those, but I'd be happy to forward the file if you can
run it through one of those - if you can turn it into a shapefile, I'm
sure I've seen a shapefile->osm converter somewhere.

As I said, I don't really like putting the file anywhere that is publicly
accessible, since it was given to me for use with OSM. But, I'm happy to
forward it to anyone that can help convert it to something useful.

Russ






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