Selon Peter Freimuth freimut...@gmail.com:
Hi,
I have a 5 band, 16-bit orthorectified GeoTIFF from a satellite image that
contains a significant amount of blackfill and has a file size of over 21GB.
I would like to decrease the file size by eliminating or negating the
blackfill. I have
Hi list
When working with NETCDF data I have always been finding extremely
useful the NETCDF:filename:variable_name syntax.
Now I have to process a large amount of GRIB data: do I understand
correctly that the GRIB driver does not support such a syntax?
In such a case, is there a way to access to
Hi Peter,
You can get a compress-ratio to about 10% of the original size with the
GDAL option -co COMPRESS=JKEG -co PHOTOMETRIC=YCBCR. Perhaps even more
for you sort of data. Of course that compression is lossy, so for
archival purposes it is useless. For viewers, you won't note the
Hi,
I'm trying to use Python API with an OSM file.
According to the documentation of OSM driver, we can use a custom
OSM_CONFIG_FILE.
http://www.gdal.org/ogr/drv_osm.html
However, I can't find how to use my own config file with the API.
from osgeo import ogr
osmfile = 'test.osm'
driver =
This is an old(ish) thread but I wanted to follow-up since I've been
dealing with SMB2 and GIS stuff recently and came across this in my
searches. Some of this is specific to reading files from a Samba
server (linux, typically), but modern Windows file servers have a
similar problem. A couple of
Hi Ivan,
Fine, that makes sense. So, experience and technical reasons qualify one driver
to be up or down in the list. Thanks for the response.
--
Jorge Arevalo
Freelance developer
http://www.krop.com/jorgearevalo
http://about.me/jorgeas80
Enviado con Sparrow
I have created a ticket and a patch for this problem
http://trac.osgeo.org/gdal/ticket/5119
On Fri, May 31, 2013 at 3:28 PM, Etienne Tourigny
etourigny@gmail.comwrote:
On Fri, May 31, 2013 at 1:04 PM, Jonathan Greenberg j...@illinois.eduwrote:
Thanks -- I did notice it was an earlier
Le lundi 17 juin 2013 17:55:19, Etienne Trimaille a écrit :
Hi,
I'm trying to use Python API with an OSM file.
According to the documentation of OSM driver, we can use a custom
OSM_CONFIG_FILE.
http://www.gdal.org/ogr/drv_osm.html
However, I can't find how to use my own config file
Le lundi 17 juin 2013 10:52:18, Paolo Corti a écrit :
Hi list
When working with NETCDF data I have always been finding extremely
useful the NETCDF:filename:variable_name syntax.
Now I have to process a large amount of GRIB data: do I understand
correctly that the GRIB driver does not support