Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5

2019-08-05 Thread Ivan Lucena
_User_Manual.pdf] Thank you, Ivan ________ From: Even Rouault Sent: Friday, August 2, 2019 11:54 AM To: Ivan Lucena Cc: gdal-dev@lists.osgeo.org Subject: Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5 On vendredi 2 août 2019 14:44:02 CEST Ivan Lucen

Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5

2019-08-02 Thread Even Rouault
On vendredi 2 août 2019 14:44:02 CEST Ivan Lucena wrote: > Even, > > The metadata of one file samples points to > http://land.copernicus.eu/global/products/ndvi > > I wasn't able to recover my username/password so I not sure what is there. > > Another this page you can select the specific produc

Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5

2019-08-02 Thread Ivan Lucena
Sent: Friday, August 2, 2019 5:19 AM To: Ivan Lucena Cc: gdal-dev@lists.osgeo.org Subject: Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5 On jeudi 1 août 2019 22:10:22 CEST Ivan Lucena wrote: > Hi Even, > > Thank you very much for your attention on this issue.

Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5

2019-08-02 Thread Even Rouault
On jeudi 1 août 2019 22:10:22 CEST Ivan Lucena wrote: > Hi Even, > > Thank you very much for your attention on this issue. Thank you for your > time. Do you have a link to this dataset ? On http://www.vito-eodata.be/PDF/datapool/ I can only find .HDF5 files, not .nc ones -- Spatialys - Geospat

Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5

2019-08-01 Thread Ivan Lucena
Proba-V data is not for Oceanography anyway. so it should not be a problem whatever driver I use. But maybe the netCDF and HDF5 driver's authors would like to take a look. Thank you again, Ivan From: Even Rouault Sent: Wednesday, July 31, 2019 11:19 AM To: gd

Re: [gdal-dev] NetCDF driver getting wrong values if compared to HDF5

2019-07-31 Thread Even Rouault
On mardi 30 juillet 2019 21:48:45 CEST Ivan Lucena wrote: > Unsupported netCDF datatype (7), treat as Float32.​ Given that #define NC_UBYTE7 /**< unsigned 1 byte int */ and https://github.com/OSGeo/gdal/blob/master/gdal/frmts/netcdf/netcdfdataset.cpp#L357 it seems you would have

[gdal-dev] NetCDF driver getting wrong values if compared to HDF5

2019-07-30 Thread Ivan Lucena
Hi, I am struggling with an issue with the NetCDF file with dealing with data from ESA Copernicus, Proba-V 1KM Level 3. If I read the data using the HDF5 driver I lose the georeferenced but the values seems to more aceturate, since the pixels values over the ocean are supposed t be flagged as