[Proj] transformation in c

Frank Warmerdam warmerdam at pobox.com
Wed Mar 25 10:48:01 EST 2009


There is pretty good information on using the PROJ C API at:


You will presumably want to use coordinate system
definition strings like "+init=epsg:xxx1" in your case.

Best regards,

On Wed, Mar 25, 2009 at 5:45 AM, Stanislav Bek <bks at centrum.cz> wrote:
> Hi,
> I would like to use Proj4 in my C program, particularly I want to have an easy function
> which transforms coordinates x,y of epsg:xxx1 to x',y' of epsg:xxx2.
> Please, give me an advice how I can do easily...
> Best regards,
> Stanislav Bek
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I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
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and watch the world go round - Rush    | Geospatial Programmer for Rent

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