Re: [gdal-dev] unable to open DGN

2015-11-20 Thread Brad Hards
On Fri, 20 Nov 2015 02:20:55 PM Martin Landa wrote: > I am trying to open sample DGN file, but it fails. I guess that the > reason is unsupported version (man pages says: Microstation DGN files > from Microstation versions predating version 8.0 are supported for > reading.) As I understand it, vers

[gdal-dev] Proposed Block iterator API

2015-11-20 Thread Even Rouault
Hi, I was wondering if there wasn't a need for a block iterator API for code that wants to process raster efficiently and iterates over blocks from top to bottom, and left to write. Currently you have to create 2 for loops and deal with partial blocks at edges (see https://trac.osgeo.org/gdal

[gdal-dev] Reading DNC nautical charts

2015-11-20 Thread Hans Rijsdijk
Can anyone advise if DNC nautical charts can be used on the gdal software and, if so even better with a gps? In other words for navigation. I am not familiar with gdal software so a 'fatherly' response will be greatly appreciated. Cheers Hans ___ gdal

Re: [gdal-dev] how correctly to use the -where parameter in ogr2ogr

2015-11-20 Thread Helmut Kudrnovsky
Helmut Kudrnovsky wrote > hi, > > maybe a too simple question... > > given the natural earth data ne_10m_admin_0_countries.shp, I want to > reproject from EPSG 4326 to EPSG 3035, but only the europe countries. > > in the shapefile there is a coloumn called CONTINENT with content like > e.g. Euro

[gdal-dev] how correctly to use the -where parameter in ogr2ogr

2015-11-20 Thread Helmut Kudrnovsky
hi, maybe a too simple question... given the natural earth data ne_10m_admin_0_countries.shp, I want to reproject from EPSG 4326 to EPSG 3035, but only the europe countries. in the shapefile there is a coloumn called CONTINENT with content like e.g. Europe, Asia etc. trying this command ogr2og

[gdal-dev] unable to open DGN

2015-11-20 Thread Martin Landa
Hi, I am trying to open sample DGN file, but it fails. I guess that the reason is unsupported version (man pages says: Microstation DGN files from Microstation versions predating version 8.0 are supported for reading.) $ file /work/geodata/14_CHU_8.dgn /work/geodata/14_CHU_8.dgn: Composite Docume