[gdal-dev] Issue with WKT to proj4

David J. Bakeman dbakeman at comcast.net
Fri May 27 18:49:17 EDT 2011


Frank Warmerdam wrote:
> On 11-05-27 04:42 PM, David J. Bakeman wrote:
>> Is there a valid proj4 description of the following coordinate system 
>> in wkt?
>>
>> GEOGCS["WGS84_ds",
>> DATUM["D_WGS_1984",
>> SPHEROID["WGS_1984",6378137.0,298.257223563]],
>> PRIMEM["Greenwich",0.0],
>> UNIT["Second",0.00000484813681109536]]
>>
>
> David,
>
> I do not believe there is any way to make PROJ.4 use angular units other
> than decimal degrees for geographic coordinate systems (+proj=latlong).
I thought that ogr used proj4 to do the coordinate transform?  Does that 
mean that ogr2ogr is converting using it's own transforms?  It is 
converting the shape correctly.
>
> I must say, I haven't seen much need for it either.
>
> Best regards,



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