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

Ivan Lucena ivan.lucena at outlook.com
Fri Aug 2 07:44:02 PDT 2019


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 product I am using 1KM Decadal NDVI but without login in I can tell if it is going to download the .nc file:

https://land.copernicus.vgt.vito.be/PDF/portal/Application.html#Browse;Root=513186;Collection=1000085;DoSearch=true;Time=NORMAL,NORMAL,1,APRIL,1998,2,AUGUST,2019

Can you give it a try?

Note, netCDF return this "Lower Right ( 179.9955357, -59.9955357) (179d59'43.93"E, 59d59'43.93"S)" while the documentation mention exact "
Polygon
-60 180 80 180 80 -180 -60 -180 -60 180". It looks like a half pixel difference, do you see a problem with that?

Thanks,

Ivan

________________________________
From: Even Rouault <even.rouault at spatialys.com>
Sent: Friday, August 2, 2019 5:19 AM
To: Ivan Lucena <ivan.lucena at outlook.com>
Cc: gdal-dev at lists.osgeo.org <gdal-dev at 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. 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 - Geospatial professional services
http://www.spatialys.com
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