Jean-Claude Repetto wrote: > > Probably because your projection is not cylindrical. What projection are > you using ? > Jean-Claude > > The projection is > `PROJCS["User-Defined WGS84/Lambert Conformal Conic (IS.)",GEOGCS["WGS > 84",DATUM["WGS_1984",SPHEROID["WGS > 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433],AUTHORITY["EPSG","4326"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["standard_parallel_1",64.25],PARAMETER["standard_parallel_2",65.75],PARAMETER["latitude_of_origin",65],PARAMETER["central_meridian",-19],PARAMETER["false_easting",500000],PARAMETER["false_northing",500000],UNIT["metre",1,AUTHORITY["EPSG","9001"]]]' > > I did the follow step: > - Got the Upper Left corner of the image with > GetGeoTransform(adfGeoTransform) > - Found out the others corners in this way: > double miny = adfGeoTransform[3] + width*adfGeoTransform[4] + > height*adfGeoTransform[5]; > double maxx = adfGeoTransform[0] + width*adfGeoTransform[1] + > height*adfGeoTransform[2]; > - Convert all these 4 points related to the corners with TransformPoint(); > > So, what should I do to have correct values from the conversion? I cannot > find a good solution. > > Thank you very much for any help, > Matt > > > > _______________________________________________ > gdal-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/gdal-dev >
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