Re: [gdal-dev] gdal re-projeciton problem with Polar Stereographic projections

2013-04-28 Thread Cziferszky, Andreas
Frank, David, thanks a lot for your comments. It took me a while to install the 1.10.0RC3 (sorry, no Linux expert). Unfortunately I cannot reproduce the results your are getting Frank. Your gdalinfo example is actually exactly what I would hope for. But like David I am still missing the PROJCS

Re: [gdal-dev] Use GDAL to combine (rather than mosaic) rasters

2013-04-28 Thread Chaitanya kumar CH
Ritvik, You can use gdal_calc.py to perform computations with multiple rasters. It is not among the officially released scripts. http://trac.osgeo.org/gdal/browser/branches/1.10/gdal/swig/python/scripts/gdal_calc.py You can download the script from that page. The usage is described in the comments

[gdal-dev] Use GDAL to combine (rather than mosaic) rasters

2013-04-28 Thread Ritvik Sahajpal
Is there a GDAL command which can combine multiple rasters so that so a unique output value is assigned to each unique combination of input values, like the combine command in ArcGIS? gdal_merge seems to mosaic rasters so it is not exactly what I need. thanks! rit ___

Re: [gdal-dev] OGR slow with network files on Windows

2013-04-28 Thread Even Rouault
Le dimanche 28 avril 2013 20:40:12, Radim Blazek a écrit : > Hello, > I am working on #6448 QGIS issue - Extremely slow shapefile reading > over network. You can find my latest observations in > http://hub.qgis.org/issues/6448#note-19 > > Long story short, OGR does not buffer I/O and Windows does

[gdal-dev] OGR slow with network files on Windows

2013-04-28 Thread Radim Blazek
Hello, I am working on #6448 QGIS issue - Extremely slow shapefile reading over network. You can find my latest observations in http://hub.qgis.org/issues/6448#note-19 Long story short, OGR does not buffer I/O and Windows does not always cache network files. I have few questions for OGR developer

Re: [gdal-dev] Geopdf dependency on Poppler and Visual Studio 2012

2013-04-28 Thread Even Rouault
Le vendredi 26 avril 2013 14:28:26, Jeff Lacoste a écrit : > Thanks Joaquim. I now managed to build Poppler using freetype as its only > dependency. > Do we know if GDAL GeoPdf driver needs 'Poppler' to be built with other > dependencies that can come with Poppler: lcms, icon, openjpeg, tiff, etc.