[GRASS-user] v.in.ogr creating unprojected location for projected SDTS DLG

Moritz Lennert mlennert at club.worldonline.be
Wed Jul 19 03:01:07 PDT 2017

On 18/07/17 06:29, Jeshua Lacock wrote:
> Greetings,
> I suppose this might be a GDAL issue, but several years ago when I imported SDTS DLG data in the UTM projection it properly created a projected location.
> Now, running the same command(s) on the same data it creates a location that has no projection. I am importing the data with:
> v.in.ogr -oe dsn=dlg/BD01CATD.DDF output=dlgBD location=43115g1_dlgBD
> (with or without the -oe flag the results are the same)
> Upon examining the   43115g1_dlgBD directory, I see that no PROJ_INFO or PROJ_UNITS file is created like it used to.
> Examining the BD01XREF.DDF file, it states that the file is in UTM zone 11 projection (pertinent bits):
> UTM	NAS		11
> Any suggestions how to import the data into a new projected location?
> It seems odd that when I run:
> ogrinfo -so /Volumes/lilBigy/projID/43115g1/DLG/BD/BD01CATD.DDF
> It does not report any projection information:
>   ERROR 4: SDTS Driver doesn't support update.
> Had to open data source read-only.
> INFO: Open of `/Volumes/lilBigy/projID/43115g1/DLG/BD/BD01CATD.DDF'
>        using driver `OGR_SDTS' successful.
> 1: ABDF (None)
> 2: ACOI (None)
> 3: AHDR (None)
> 4: NP01 (Point)
> 5: NA01 (Point)
> 6: NO01 (Point)
> 7: LE01 (Line String)
> 8: PC01 (Polygon)

Your file is multilayer. Try giving ogrinfo the name of one specific 
layer, i.e.

ogrinfo -so /Volumes/lilBigy/projID/43115g1/DLG/BD/BD01CATD.DDF NP01

and similarly with v.in.ogr

v.in.ogr -oe dsn=dlg/BD01CATD.DDF output=dlgBD location=43115g1_dlgBD 


More information about the grass-user mailing list