[QGIS-Developer] Problems in running OTB

[Paolo Cavallini]

Thanks for the feedback. Could you please add your notes to the ticket
https://gitlab.orfeo-toolbox.org/orfeotoolbox/otb/issues/2001 ?
Cheers.

Il 04/12/19 14:42, Áron Gergely ha scritto:
> Hi Paolo and list,
> 
> I am using the Segmentation algorithm on Linux without major problems.
> (OTB 6.6 and now 7.0 with QGIS 3.10).  But indeed it does not work out
> of the box:
> Even when raster output does not not apply to the Segmentation alg , a
> "bogus" value would have to be entered in the output box to avoid an
> exception and get the alg running.
> 
> Also, the OTB processing provider settings interface has some issues:
> when I try to change configuration values (namely the amount of max RAM
> ), I get an error " argument has unexpected type  'int' "
> 
> Best regards,
> Aron
> 
> 
> On 04/12/2019 13:23, Pedro Venâncio wrote:
>> Hi Paolo,
>>
>> I'm using OTB (6.6.1 and 7.0.0) with QGIS 3.10.0, without any problem,
>> but I'm on Windows.
>>
>> About the issues you reported (".raster.out.tif" and vectors not being
>> loaded), I think this thread can explain almost all of them (I had the
>> same doubts some time ago):
>>
>> https://gitlab.orfeo-toolbox.org/orfeotoolbox/qgis-otb-plugin/issues/30
>>
>> Best regards,
>> Pedro Venâncio
>>
>>
>> Paolo Cavallini <cavallini at faunalia.it <mailto:cavallini at faunalia.it>>
>> escreveu no dia terça, 3/12/2019 à(s) 12:00:
>>
>>     Moreover, the vector resulting vector layer is not automatically
>>     loaded.
>>     Cheers.
>>
>>     Il 03/12/19 12:44, Paolo Cavallini ha scritto:
>>     > Hi all,
>>     > OTB algs apparently do not work on QGIS 3.10 out of the box:
>>     >
>>     > * if a raster output is not explicitly selected I get an error:
>>     > “.raster.out.tif” files are not supported as outputs for this
>>     algorithm
>>     >
>>     > * if a vector output  is not explicitly selected (with
>>     filename.ext) I
>>     > get another error:
>>     > 2019-12-03 12:30:43 (FATAL) Segmentation: itk::ERROR: No OGR driver
>>     > known to OTB to create and handle a DataSource named
>>     >
>>     </tmp/processing_1845b856b9b44fa79bd7d1f2f834ffa0/processing_5bc31a5446744fff806de1d05d4b0240/4083978a97c840adbe135f8409847bfd/mode.vector.out.file>.
>>     >
>>     > If confirmed I can open two tickets.
>>     >
>>     > Additionally (but this must be done by OTB itself, nothing to do
>>     with QGIS):
>>     >
>>     > ERROR 1: TopologyException: Input geom 1 is invalid: Ring
>>     > Self-intersection at or near point 1651438.0098749998
>>     4818821.1863940004
>>     > at 1651438.0098749998 4818821.1863940004
>>     >
>>     > Cheers.
>>     >
>>
>>     -- 
>>     Paolo Cavallini - www.faunalia.eu <http://www.faunalia.eu>
>>     QGIS.ORG <http://QGIS.ORG> Chair:
>>     http://planet.qgis.org/planet/user/28/tag/qgis%20board/
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> 
> -- 
> Email Signature Kind Regards,
> 
> Áron Gergely
> +31 (0) 6 38 70 97 66
> 
> *Rasterra* | www.rasterra.nl <https://www.rasterra.nl>
> 
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-- 
Paolo Cavallini - www.faunalia.eu
QGIS.ORG Chair:
http://planet.qgis.org/planet/user/28/tag/qgis%20board/