[gdal-dev] EPSG code not recognized from GeoTiff written by GDAL

[Jukka Rahkonen]

Blumentrath, Stefan <Stefan.Blumentrath <at> nina.no> writes:

> Hei,
>  
> We are facing issues with GeoTiffs that were written by GDAL, after
importing them to GeoServer or opening in Desktop GIS.
> On file was produced in GRASS and exported using r.out.gdal (GDAL 2.1dev),
the other file in R, using rgdal (GDAL2.0.x) with EPSG code 25832.
> The rasters seem to miss the AUTHORITY parameter...
>  
> QGIS for example detects EPSG 3044 (which is technically identical), and
GeoServer considers the CRS as invalid (because of this:
>
http://docs.geonode.org/en/master/tutorials/advanced/geonode_production/adv_gsconfig/crs_handling.html).
>  
> Did anyone else experience the same?

Hi,

From my GDAL 2.1-dev

gdalsrsinfo epsg:25832

PROJ.4 : '+proj=utm +zone=32 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_de
fs '

OGC WKT :
PROJCS["ETRS89 / UTM zone 32N",
    GEOGCS["ETRS89",
        DATUM["European_Terrestrial_Reference_System_1989",
            SPHEROID["GRS 1980",6378137,298.257222101,
                AUTHORITY["EPSG","7019"]],
            TOWGS84[0,0,0,0,0,0,0],
            AUTHORITY["EPSG","6258"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4258"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",9],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","25832"]]


Do you get the same result? If you do I wonder why AUTHORITY is not written
into GeoTIFF.

-Jukka Rahkonen-


>  
> Kind regards,
> Stefan