[gdal-dev] Confused about datum transformations

[Chaitanya kumar CH]

Marc,

Can you provide the code leading to the error?

On Tue, Oct 18, 2011 at 1:21 PM, Marc Hillman <dev4cx4m9z at snkmail.com>wrote:

> I have a GIS database, and all data is stored in WGS84 datum. I have
> developed an application using GDAL, and I now need to translate my WGS84
> coordinates to several different datums, depending what map is loaded. I
> seem to be going around in circles, and need a nudge in the right direction.
> I am defining an OGRSpatialReference for each datum (WGS84 and current map)
> and then attempting to create an OGRCoordinateTransformation for the
> transformation. This last step fails with a PROJ.4 error (“No PROJ.4
> translation for destination SRS, coordinate transformation initialization
> failed”****
>
> ** **
>
> My question is - Do I need PROJ.4 to do the translation? Can I not just use
> ImportFromWKT to define my OGRSpatialReference? If so, is there a nice
> canned list of all the WKT somewhere?  I’m keen to avoid PROJ.4 if possible
> as I’m not sure I can build it.****
>
> ** **
>
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>



-- 
Best regards,
Chaitanya kumar CH.

+91-9494447584
17.2416N 80.1426E
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