[gdal-dev] VRT file from NetCDF

[Etienne Tourigny]

Yves, just out of curiosity, which gdal version are you using?  You
might consider trying the dev version (1.9) as the netcdf driver has a
quite a few fixes.

Please also send me the netcdf and vrt file (or post them somewhere).

Etienne

On Tue, Dec 13, 2011 at 10:21 AM, Yves Jacolin <yjacolin at free.fr> wrote:
> Le mardi 13 décembre 2011 13:01:24, Even Rouault a écrit :
>> Selon Yves Jacolin <yjacolin at free.fr>:
>> > Hello,
>> >
>> > I am trying to create vrt files from netcdf files using only one
>> > subdataset. FYI, the second step will be to create a vrt file with two
>> > bandes linked to two
>> > subdataset.
>> >
>> > I am using a first vrt file for begining created from a tif file as
>> > template. The
>> > vrt file using tif file is working correctly. The tiff file has been
>> > created by
>> > gdal_translate from the netcdf file.
>> >
>> > If I try to open the vrt file linked to netcdf file in QGIS no data is
>> > dispaly,
>> > values are null for all the dataset. QGIS medatada says "no data value".
>> >
>> > Any idea?
>>
>> Yves,
>>
>> did you try to create the VRT with "gdal_translate -of VRT netCDF:xxxxx
>> netcdf.vrt" and see if it shows up correctly in QGIS (it should...). ? Then
>> you can compare with the VRT you've created at hand.
>>
> Even,
>
> I tested and compared both files and they are similar (except that with
> gdal_translate I have Metadata tags). Both are not working in QGIS: no value
> in dataset! Translating into GTIFF is working but I want to keep vrt files to
> working on them with MapServer.
>
> I can send you netcdf and vrt file if you want to test it.
>
> Thanks,
>
> Y.
> --
> Yves Jacolin
>
> http://yjacolin.gloobe.org
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