There is also more info on the wiki, http://trac.osgeo.org/gdal/wiki/UserDocs/ReadInZip
Best Regards, Eli On Thu, Oct 10, 2013 at 11:56 AM, Smith, Michael ERDC-RDE-CRREL-NH <michael.sm...@erdc.dren.mil> wrote: > Jose, > > You can use /vsigzip/ with /vsicurl > > Try > > gdalinfo > /vsigzip/vsicurl/http://www.globalbedo.org/GlobAlbedo29/tiles/2004/h17v04/GlobAlbedo.2004001.h17v04.nc.gz > > Mike > > -- > Michael Smith > Remote Sensing/GIS Center > US Army Corps of Engineers > > From: Jose Gomez-Dans <jgomezd...@gmail.com> > Date: Thursday, October 10, 2013 2:33 PM > To: gdal-dev <gdal-dev@lists.osgeo.org> > Subject: [EXTERNAL] [gdal-dev] /vsicurl/ and gz files > Resent-From: Michael Smith <michael.sm...@usace.army.mil> > > Hi, > > I was wondering if it's possible to use /vsitar/ to have a peek in .gz > files, such as this one: > http://www.globalbedo.org/GlobAlbedo29/tiles/2004/h17v04/GlobAlbedo.2004001.h17v04.nc.gz > > The file is a NetCDF, with 20 different layers. I was hoping to be able to > read the file in using /vsitar/ (actually, combining /vsicurl/ and > /vsitar/), but using e.g. /vsitar/GlobAlbedo.2004001.h17v04.nc.gz I get: > > $ gdalinfo /vsitar/GlobAlbedo.2004129.h17v04.nc.gz > ERROR 4: `/vsitar/GlobAlbedo.2004129.h17v04.nc.gz' does not exist in the > file system, > and is not recognised as a supported dataset name. > > gdalinfo failed - unable to open '/vsitar/GlobAlbedo.2004129.h17v04.nc.gz'. > GDAL: In GDALDestroy - unloading GDAL shared library. > > I also get failures when I try to open remote sample netcdf files using > /vsicurl/: > > $ gdalinfo > /vsicurl/http://www.unidata.ucar.edu/software/netcdf/examples/tos_O1_2001-2002.nc > VSICURL: > GetFileSize(http://www.unidata.ucar.edu/software/netcdf/examples/tos_O1_2001-2002.nc)=2949152 > response_code=200 > VSICURL: > GetFileList(/vsicurl/http://www.unidata.ucar.edu/software/netcdf/examples) > VSICURL: Downloading 0-16383 > (http://www.unidata.ucar.edu/software/netcdf/examples/tos_O1_2001-2002.nc)... > VSICURL: Got reponse_code=206 > GDAL_netCDF: > ===== > calling nc_open( > /vsicurl/http://www.unidata.ucar.edu/software/netcdf/examples/tos_O1_2001-2002.nc > ) > ERROR 1: netcdf error #-33 : NetCDF: Not a valid ID . > at (netcdfdataset.cpp,~netCDFDataset,1446) > > GDAL: > GDALClose(/vsicurl/http://www.unidata.ucar.edu/software/netcdf/examples/tos_O1_2001-2002.nc, > this=0x1e2ca40) > gdalinfo failed - unable to open > '/vsicurl/http://www.unidata.ucar.edu/software/netcdf/examples/tos_O1_2001-2002.nc'. > GDAL: In GDALDestroy - unloading GDAL shared library. > > Questions: > 1.- Do gzipped files work with /vsitar/? > 2.- Are remote/compressed netcdf files useable with GDAL? > 3.- How do you select a particular layer if the answer to (2) is yes? > > Thanks for your time! > Jose > > > _______________________________________________ > gdal-dev mailing list > gdal-dev@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/gdal-dev _______________________________________________ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev