[gdal-dev] Export HDF-EOS to GeoTIFF

2009-08-21 Thread Denis Rykov
I'm trying export raster from HDF-EOS to GeoTIFF. At result I have GeoTiff with 143 numbers of GCP. There are some thousands GCP at HDF-EOS geolocation SDS. Is OGR drivers support only 143 GCP? ___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lis

Re: [gdal-dev] Python gdal -- Class or function equivalent to `gdaltransform'

2009-08-21 Thread Frank Warmerdam
Jonathan Sawyer wrote: Good evening developers, I am very new to GDAL, so please bear with me. What function/class/module do I need to look at to perform coordinate transformation, in Python? Or better yet, can anyone point me to good online docs to learn how the Python bindings are used in

[gdal-dev] Python gdal -- Class or function equivalent to `gdaltransform'

2009-08-21 Thread Jonathan Sawyer
Good evening developers, I am very new to GDAL, so please bear with me. What function/class/module do I need to look at to perform coordinate transformation, in Python? Or better yet, can anyone point me to good online docs to learn how the Python bindings are used in gdal? FYI: I am looking fo

[Gdal-dev] Compress via NTFS or in-image for performance?

2009-08-21 Thread Matt Wilkie
Dear GDAL, Any thoughts on whether the best read/write performance vs disk space used is achieved through file system compression or in-raster compression? The former would be via Windows NTFS compact and the latter via TIFF LZW or perhaps JP2. thanks, -matt -- View this message in context: h

Re: [gdal-dev] GDAL Erdas LAN/GIS driver

2009-08-21 Thread Roger Bivand
On Fri, 21 Aug 2009, Roger Bivand wrote: On Fri, 21 Aug 2009, Frank Warmerdam wrote: Roger Bivand wrote: Hi, The code for the LAN/GIS driver uses GDT_Int16 for Pixel type 2, rather than GDT_UInt16. Is this justified? A user of rgdal has a case of unsigned 16-bit data stored by "a forest la

Re: [gdal-dev] GDAL Erdas LAN/GIS driver

2009-08-21 Thread Frank Warmerdam
Roger Bivand wrote: Hi, The code for the LAN/GIS driver uses GDT_Int16 for Pixel type 2, rather than GDT_UInt16. Is this justified? A user of rgdal has a case of unsigned 16-bit data stored by "a forest landscape model", being treated by the driver as signed. The header does not seem to have

Re: [gdal-dev] New OGR Driver

2009-08-21 Thread Leonardo Piga
On Fri, Aug 21, 2009 at 5:03 AM, Even Rouault wrote: > Selon Leonardo Piga : > > Leonardo, > > the general way to proceed and a few recommandations are described here : > http://trac.osgeo.org/gdal/wiki/HowToContribute Thanks. I'll check. > > I'm just curious : does this effort of creating maps fo

[gdal-dev] GDAL Erdas LAN/GIS driver

2009-08-21 Thread Roger Bivand
Hi, The code for the LAN/GIS driver uses GDT_Int16 for Pixel type 2, rather than GDT_UInt16. Is this justified? A user of rgdal has a case of unsigned 16-bit data stored by "a forest landscape model", being treated by the driver as signed. The header does not seem to have a signed/unsigned fla

Re: [gdal-dev] New OGR Driver

2009-08-21 Thread Even Rouault
Selon Leonardo Piga : Leonardo, the general way to proceed and a few recommandations are described here : http://trac.osgeo.org/gdal/wiki/HowToContribute I'm just curious : does this effort of creating maps for Brazilian cities relate somehow with the OpenStreetMap project or is it a completely