[gdal-dev] Ellipsoidal length of a line

Atle Frenvik Sveen atle at frenviksveen.net
Fri Jun 14 09:19:02 PDT 2019


Not sure if would want to use gdal for this task*, but take a look at this blog post: 


*or if it's doable, i guess not, since the scope of gdal is reading/writing geospatial formats


  Atle Frenvik Sveen
  atle at frenviksveen.net

On Fri, Jun 14, 2019, at 17:32, Nicolas Cadieux wrote:
> Hi,
> I am trying to get the length of a line in python. (Not just the 
> straight length between the first and last nodes).  Using geopandas, 
> (therefore the Shapely lib) I am getting the euclidien distance even 
> though the dataframe holdings the line geometries has a CRS (WGS84, 
> zone UTM 18 S).  Obviously, the WGS84 Ellipsoid is not taken into 
> account.  
> Can I do this with gdal/ogr? 
> Thanks for the help
> Nicolas
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