Re: [gdal-dev] Image reprojection with GDALWARP

2023-02-02 Thread Rahkonen Jukka
Hi, There is a PROJ-data repository https://github.com/OSGeo/PROJ-data/ that contains lots of public grid-shift files, including https://github.com/OSGeo/PROJ-data/blob/master/es_ign/es_ign_SPED2ETV2.tif. You can check from your local Proj data directory if the grid shift file is installed or

Re: [gdal-dev] Image reprojection with GDALWARP

2023-02-02 Thread Elena Ruiz
Hi Javier, It is true that the ED50 is a very old system, and that it is hardly used, but I came across this case and the lack of precision shocked me (they are more than 9 m), I know the grid that you suggest ((es_ign_SPED2ETV2.tif)) and it is the one that is currently used with everything rela