Finally I solved the issue by adding "-to RPC_HEIGHT=XXX" to gdalwarp. It seems gdalwarp doesn't take this parameter into account even if it is presented in the RPC *.txt file. Should I file the ticket or was it done by purpose?
On Tue, May 18, 2021 at 11:26 PM Denis Rykov <[email protected]> wrote: > Thanks! > > On Tue, May 18, 2021 at 10:57 PM Even Rouault <[email protected]> > wrote: > >> Denis, >> >> if the view angle is off-nadir, you generally need to use the -to >> RPC_DEM= option with a DEM covering the area of interest (and make sure the >> values it contains are WGS 84 ellipsoidal elevations) to get accurate >> results. >> >> Even >> Le 18/05/2021 à 22:50, Denis Rykov a écrit : >> >> Hi, >> >> I have a GeoTIF file and file with RPC information next to it (*.txt). Is >> there a way to transform this raster to a normal geotiff without >> displacement (with geotransform inside) or is it fundamentally impossible? >> I've tried to achieve it with gdalwarp but in this case the result of the >> transformation has about 5 meters (10 pixels) x-displacement (I use QGIS to >> visualize it). >> >> Denis >> >> _______________________________________________ >> gdal-dev mailing >> [email protected]https://lists.osgeo.org/mailman/listinfo/gdal-dev >> >> -- http://www.spatialys.com >> My software is free, but my time generally not. >> >>
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