[gdal-dev] Geocentric 9603

2011-05-11 Thread mario santos serrano
I HAVE OBTAINED THE SOLUTION Hello everybody: I had one problem (read below) with a Geographic Transformation. I tried multiple choices but anything worked. I thought that I get the solution when tried this way: ogr2ogr -s_srs "+proj=utm +zone=30 +ellpse=intl +towgs84=-84,-107,-120,5,6

Re: [gdal-dev] Geocentric 9603

2011-05-06 Thread Frank Warmerdam
On 11-05-06 09:48 AM, Luca Sigfrido Percich wrote: I use the '-s_srs' command and when I overlay the shapefile over a map,the adjustment isn“t very good with the map, so I must make a geographic transformation. I get that transformation thanks to 'ProjectionUtility' (ArcView). Its name is Geocent

Re: [gdal-dev] Geocentric 9603

2011-05-06 Thread Luca Sigfrido Percich
Hi Mario, Il giorno ven, 06/05/2011 alle 12.56 +, mario santos serrano ha scritto: > I converted a DXF file to a shapefile using 'ogr2ogr' command. When I > use the "-t_srs" parameter the system tells me: "Can't transform > coordinates, source layer has no coordinate system. Use -s_srs to se

[gdal-dev] Geocentric 9603

2011-05-06 Thread mario santos serrano
Hello everyone!! I converted a DXF file to a shapefile using 'ogr2ogr' command. When I use the "-t_srs" parameter the system tells me: "Can't transform coordinates, source layer has no coordinate system. Use -s_srs to set one." The command '-s_srs' override source SRS. What is the diffe