On Sat, Jun 27, 2009 at 10:08 PM, Tom Russo<[email protected]> wrote: > The libgeotiff is fine, but unfortunately depends on proj.4 --- and the > proj.4 installation for Ubuntu (and all Debian distros) is compiled > incorrectly without NAD datum shift grids. This can be a problem.
Thanks for the warning Tom! > If you are using proj.4 for *anything* other than Xastir (which requires it > solely for libgeotiff, but doesn't use it for datum shifting), you need to > build proj.4 from sources and do so by unpacking the NAD datum shift grids > in the "nad" directory first. I will make some changes to the Ubuntu 9.04 wiki article to reflect this information. > Just a warning. This doesn't impact Xastir directly, but does impact > *anything* > else that uses proj.4 (QGIS, GRASS, or GDAL tools). If you build proj.4 from > source, you also need to build libgeotiff from source -- otherwise the > package management system will install the broken one anyway. I recently used ogr2ogr to convert (not sure if that's the correct term) a shapefile from NAD27 UTM to WGS84 Lat/Lon. I had the Ubuntu proj binary installed and had compiled GDAL from source. Is my newly converted shapefile hosed? Thanks again. Kevin _______________________________________________ Xastir mailing list [email protected] http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir
