[Qgis-user] opening HDF5 files in Qgis

[Ricardo Filipe Soares Garcia da]

Oi Giovanni

Thanks for the screenshot, I can see that it works... I guess I'll
have to upgrade my Qgis then ;) I am still using 1.5

Cheers


On Wed, Sep 15, 2010 at 7:35 PM, Giovanni Manghi
<giovanni.manghi at gmail.com> wrote:
> Olá Ricardo,
>
> I'm not really used to this raster datasources but I'm pretty sure that
> in my qgis-trunk/Ubuntu 10.04/Gdal 1.7 installation your files opens ok,
> including the "//LST" dataset.
>
> cheers
>
> -- Giovanni --
>
>
> On Wed, 2010-09-15 at 19:21 +0100, Ricardo Filipe Soares Garcia da
> wrote:
>> Hi all
>>
>> I am trying to open an HDF5 file distributed by LSASAF [1].
>>
>> I can inspect the file with gdalinfo and I can open it just fine in GRASS.
>> I'd like to be able to open the file in Qgis as well. The GDAL syntax
>> for accessing the subdatasets contained in HDF5 files [2] is:
>>
>> HDF5:"path_of_the_file":subdataset_name
>>
>> In Qgis, I am trying:
>> - select the 'Add Raster Layer' button and choose the HDF5 file
>> - before accepting the dialogue, change the file path to the
>> HDF5:"file_path":dataset_name format
>>
>> Qgis will not be able to read the file and throws this error:
>>
>> "/home/ricardo/Documents/IM/reprojeccoes_hdf5/dados/HDF5_MTSAT1_GEOLAND2_LST_MTSAT-Disk_201002010300.h5
>> is not a supported raster data source
>> This raster file has no bands and is invalid as a raster layer."
>>
>> This procedure works in GRASS.
>> So, (how) can I open an HDF5 file in Qgis?
>> Please note that I am not interested (at this time) in converting the
>> file to GeoTiff or another more standard format. I just want a tool
>> that will allow me to quickly inspect these files.
>>
>> The file I want to open can be downloaded at [3]
>>
>> You can use "gdalinfo filename" to inspect the file and get the names
>> of the subdataset(s) and after that use gdalinfo again with the
>> special HDF5 syntax to inspect each subdataset. For this particular
>> file I am interested in the "//LST" dataset.
>>
>> Thanks for your help
>>
>>
>> [1] - http://landsaf.meteo.pt/
>> [2] - http://www.gdal.org/frmt_hdf5.html
>> [3] - http://ubuntuone.com/p/GF0/
>>
>
>



-- 
___________________________ ___ __
Ricardo Garcia Silva