On Thu, Jul 30, 2015 at 5:03 AM, user gdal <[email protected]> wrote: > Dear friends, > I have a geo ref. ERDAS img file. How to obtain its spatial resolution > programmatically (C++)? > > One suggestion I received was to refer to gdalinfo.c However I couldn't get > the required information in gdalinfo.c. I also felt it to be unclear. What I > have seen in gdalinfo is how to get columns, rows etc. (for which we needn't > visit the gdalinfo program).
It's in there, the program prints out: ... Pixel Sizes = (dx,-dy) ... So it has to have the code. > > I expected something like GetXResolution(..) and GetYResolution(...) kind of > situation. But... The information you are looking for is contained in the geotranform matrix available through GDALGetGeoTransform(GDALDatasetH, double*); See the api tutorial for more information: http://gdal.org/gdal_tutorial.html > > Any help, please! > > With thanks, > > Yours sincerely, > > B. Ramesh > > _______________________________________________ > gdal-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/gdal-dev -- Kyle _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
