[gdal-dev] gdal-dev Digest, Vol 198, Issue 48

Mon Nov 23 12:00:53 PST 2020

Dear Rahkonen Jukka,

GDAL VRT is definitely a solution for my question. The XML is readable by
QGIS.

I appreciated your time and help.

Many many many thanks

Thank you so much.

On Mon, Nov 23, 2020 at 12:09 PM <gdal-dev-request at lists.osgeo.org> wrote:

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> Today's Topics:
>
>    1. Re: ogr2ogr is not working for a geojson file (jratike80)
>    2. Re: gdal-dev Digest, Vol 198, Issue 45 (Rahkonen Jukka (MML))
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 23 Nov 2020 07:07:36 -0700 (MST)
> From: jratike80 <jukka.rahkonen at maanmittauslaitos.fi>
> To: gdal-dev at lists.osgeo.org
> Subject: Re: [gdal-dev] ogr2ogr is not working for a geojson file
> Message-ID: <1606140456215-0.post at n6.nabble.com>
> Content-Type: text/plain; charset=UTF-8
>
> Hi,
>
> I don't know that Java stuff but at least there does not seem to be
> anything
> wrong with your data nor  ogr2ogr. Your command runs without errors on
> Windows and ogr2ogr binary (GDAL version 3.2).
>
> -Jukka Rahkonen-
>
>
>
> Ravi Teja Krishna Wuyyuru wrote
> > Hi team,
> >
> > ? ? ? I am using ogr2ogr with java bindings for conversion of a geojson
> > file to a csv file, But I am getting an error as specified below.
> >
> > ERROR 10: Pointer 'panMap' is NULL in 'OGR_F_SetFrom'.
> >
> >
> >
> > Unable to translate feature 0 from layer map_sample
> >
> > Terminating translation prematurely after failed
> >
> > translation of layer map_sample (use -skipfailures to skip errors)
> >
> >
> >
> > ogr2ogr is invoked as below
> >
> >
> >
> > java -cp :gdal.jar -Djava.library.path=libs/ ogr2ogr "-s_srs" "CRS:84"
> > "-t_srs" "CRS:84" "-f" "CSV" proplesscsv.csv map_sample.geojson? "-lco"
> > "GEOMETRY=AS_WKT"
> >
> > I have also attached the sample file I was working with this mail. Kindly
> > help me in this conversion failure.
> >
> >
> > Thanks & Regards,
> >
> > Ravi Teja
> > _______________________________________________
> > gdal-dev mailing list
>
> > gdal-dev at .osgeo
>
> > https://lists.osgeo.org/mailman/listinfo/gdal-dev
> >
> >
> > map_sample.geojson (647 bytes)
> > <
> http://osgeo-org.1560.x6.nabble.com/attachment/5450537/0/map_sample.geojson&gt
> ;
>
>
>
>
>
> --
> Sent from: http://osgeo-org.1560.x6.nabble.com/GDAL-Dev-f3742093.html
>
>
> ------------------------------
>
> Message: 2
> Date: Mon, 23 Nov 2020 15:08:24 +0000
> From: "Rahkonen Jukka (MML)" <jukka.rahkonen at maanmittauslaitos.fi>
> To: 1520 gis <juliermeopensourcedeveloper at gmail.com>,
>         "gdal-dev at lists.osgeo.org" <gdal-dev at lists.osgeo.org>
> Subject: Re: [gdal-dev] gdal-dev Digest, Vol 198, Issue 45
> Message-ID: <e0cc3137e9e24df7a00b7261384ccb0d at maanmittauslaitos.fi>
> Content-Type: text/plain; charset="utf-8"
>
> Hi,
>
> Hi,
>
> I do not know how QGIS deals with this, but how about using VRT? It is XML
> and you can use it with GDAL tools. Try
>
> Step 1.
> gdal_translate -of vrt WCS:"
> http://demo.geo-solutions.it:80/geoserver/wcs?version=2.0.1&coverage=sf__sfdem"
> wcs.vrt
>
> Step 2.
> gdal_translate -of GTiff -outsize 200 200 -projwin 589980.000 4928010.000
> 590980.000 4918010.000 wcs.vrt converted_from_wcs_vrt.tif
>
> This VRT file did not work with my QGIS but a VRT created for my local
> Geoserver works. Steps to follow
>
> gdal_translate -of VRT
> WCS:"localhost:8080/geoserver/wcs?version=2.0.1&service=WCS&coverage=sf__sfdem"
> localwcs.vrt
>
> QGIS opens localwcs.vrt. The VRT file is referencing another XML file that
> is created by the WCS driver, in my case
> <SourceFilename
> relativeToVRT="0">C:\Users\JRAHKONEN\.gdal\wcs_cache\DokaJ.xml</SourceFilename>
>
> QGIS was not able to open C:\Users\JRAHKONEN\.gdal\wcs_cache\DokaJ.xml
> directly but I did not spend much time for finding out why not.
>
> So if you want to continue the game:
>
>   1.  create vrt with gdal_translate
>   2.  check what xml file it is reading
>   3.  move the xml file away from the WCS cache directory
>   4.  edit the vrt file and update the reference into the XML file
>   5.  Try with GDAL tools and QGIS.
>
> I am not at all sure if QGIS can use the WCS-VRT layer in a way that makes
> sense. I suggest to test with your own Geoserver and follow what kind of
> requests QGIS creates.
>
> Good luck.
>
> -Jukka Rahkonen-
>
>
> -Jukka Rahkonen-
>
>
>
> L?hett?j?: 1520 gis <juliermeopensourcedeveloper at gmail.com>
> L?hetetty: maanantai 23. marraskuuta 2020 16.01
> Vastaanottaja: gdal-dev at lists.osgeo.org; Rahkonen Jukka (MML) <
> jukka.rahkonen at maanmittauslaitos.fi>
> Aihe: Re: gdal-dev Digest, Vol 198, Issue 45
>
> Dear Rahkonen Jukka,
>
> I will consider your warnings about using GDAL_WCS with GeoServer.  It
> seems that what I am trying to do is not possible, but it will be something
> interesting to achieve through GDAL_WCS. In many cases, the user has access
> to wcs geoservices and he may be interested in loading some specific
> coverages (full coverage and subsets) in QGIS using an XML just like
> GDAL_WMTS driver. Some institutions make WCS capabilities available, but
> wmts. And this is my situation, I have a remote / external geoserver with
> wcs capabilities available, but wmts.
>
> It could be something interesting to be implemented in the future.
>
> Thank you very much for your time and consideration of my messages.
>
> Kind regards
>
> Julierme
>
>
> On Sat, Nov 21, 2020 at 5:00 PM <gdal-dev-request at lists.osgeo.org<mailto:
> gdal-dev-request at lists.osgeo.org>> wrote:
> Send gdal-dev mailing list submissions to
>         gdal-dev at lists.osgeo.org<mailto:gdal-dev at lists.osgeo.org>
>
> To subscribe or unsubscribe via the World Wide Web, visit
>         https://lists.osgeo.org/mailman/listinfo/gdal-dev
> or, via email, send a message with subject or body 'help' to
>         gdal-dev-request at lists.osgeo.org<mailto:
> gdal-dev-request at lists.osgeo.org>
>
> You can reach the person managing the list at
>         gdal-dev-owner at lists.osgeo.org<mailto:
> gdal-dev-owner at lists.osgeo.org>
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of gdal-dev digest..."
>
>
> Today's Topics:
>
>    1. GDAL_WCS Driver and gdal_translate (1520 gis)
>    2. Re: GDAL_WCS Driver and gdal_translate (jratike80)
>    3. Automatic labels placement (Franco Amato)
>    4. resampling netcdf data (Nazanin tavakoli)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 20 Nov 2020 17:18:30 -0300
> From: 1520 gis <juliermeopensourcedeveloper at gmail.com<mailto:
> juliermeopensourcedeveloper at gmail.com>>
> To: gdal-dev at lists.osgeo.org<mailto:gdal-dev at lists.osgeo.org>
> Subject: [gdal-dev] GDAL_WCS Driver and gdal_translate
> Message-ID:
>         <CAKTKyJKpbfvZnXhM60FDF_T-0wFFpW=
> 54wc8f1nnh5fZ7REm7A at mail.gmail.com<mailto:
> 54wc8f1nnh5fZ7REm7A at mail.gmail.com>>
> Content-Type: text/plain; charset="utf-8"
>
> Dear all,
>
> I would like to open this discussion here about creating a xml/ raster wcs
> ingest using gdal_translate.
> My 2 goals are:
> 1 - get a xml like in [1] by running command line similar do gdal_wmts
> driver in [2]
>
> gdal_translate "WCS:
>
> http://demo.geo-solutions.it:80/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample
> <
> http://demo.geo-solutions.it/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample
> >
> " wcs.xml -of WCS
>
> *OR*
>
> gdal_translate "WCS:
>
> http://demo.geo-solutions.it/geoserver/ows?service=WCS&request=getCapabilities,layer=nurc__Img_Sample
> " wcs.xml -of WCS
>
>
> 2 - get a xml / raster subset
>
> gdal_translate "WCS:
>
> http://demo.geo-solutions.it:80/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample
> <
> http://demo.geo-solutions.it/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample
> >
> " wcs.xml -projwin -100 40 -80 30 -of WCS
>
> *OR*
>
> gdal_translate "WCS:
>
> http://demo.geo-solutions.it/geoserver/ows?service=WCS&request=getCapabilities,layer=nurc__Img_Sample
> " wcs.xml -projwin -100 40 -80 30 -of WCS
>
> If the solution I am trying to get can not be possible through
> gdal_translate, would someone have an xml sample like in [1] to share, but
> with raster subset ingest, instead the whole image content?
>
> I appreciated your time in advance.
>
> Kind regards
>
> Julierme
>
> [1] <WCS_GDAL>
>   <ServiceURL>
> https://demo.geo-solutions.it/geoserver/wcs?version=2.0.1&amp
> ;</ServiceURL>
>   <CoverageName>nurc:Img_Sample</CoverageName>
>
>
> <GetCoverageExtra>&BoundingBox=-130.85168,20.7052,-62.0054,54.1141</GetCoverageExtra>
> </WCS_GDAL>
>
> [2] gdal_translate "WMTS:
> http://maps.wien.gv.at/wmts/1.0.0/WMTSCapabilities.xml,layer=lb" wmts.xml
> -
> of WMTS.
> -------------- next part --------------
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> ------------------------------
>
> Message: 2
> Date: Sat, 21 Nov 2020 03:47:58 -0700 (MST)
> From: jratike80 <jukka.rahkonen at maanmittauslaitos.fi<mailto:
> jukka.rahkonen at maanmittauslaitos.fi>>
> To: gdal-dev at lists.osgeo.org<mailto:gdal-dev at lists.osgeo.org>
> Subject: Re: [gdal-dev] GDAL_WCS Driver and gdal_translate
> Message-ID: <1605955678597-0.post at n6.nabble.com<mailto:
> 1605955678597-0.post at n6.nabble.com>>
> Content-Type: text/plain; charset=us-ascii
>
> Hi,
>
> Just a note to remind that earlier in thread "gdal-dev Digest, Vol 198,
> Issue 14" it was noticed that the GDAL WCS driver most probably has a bug
> and certain WCS coverages from Geoserver do not work. It seems to be
> related
> with the native CRS EPSG:4326. So if you test now with Geoserver, don't
> test
> with nurc__Img_Sample or other coverages which are in EPSG:4326.
>
> I know this does not answer your question, sorry.
>
> -Jukka Rahkonen-
>
>
> juliermeopensourcedeveloper wrote
> > Dear all,
> >
> > I would like to open this discussion here about creating a xml/ raster
> wcs
> > ingest using gdal_translate.
> > My 2 goals are:
> > 1 - get a xml like in [1] by running command line similar do gdal_wmts
> > driver in [2]
> >
> > gdal_translate "WCS:
> >
> http://demo.geo-solutions.it:80/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample
> > <
> http://demo.geo-solutions.it/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample&gt
> ;
> > " wcs.xml -of WCS
> >
> > *OR*
> >
> > gdal_translate "WCS:
> >
> http://demo.geo-solutions.it/geoserver/ows?service=WCS&request=getCapabilities,layer=nurc__Img_Sample
> > " wcs.xml -of WCS
> >
> >
> > 2 - get a xml / raster subset
> >
> > gdal_translate "WCS:
> >
> http://demo.geo-solutions.it:80/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample
> > <
> http://demo.geo-solutions.it/geoserver/wcs?version=2.0.1&coverage=nurc__Img_Sample&gt
> ;
> > " wcs.xml -projwin -100 40 -80 30 -of WCS
> >
> > *OR*
> >
> > gdal_translate "WCS:
> >
> http://demo.geo-solutions.it/geoserver/ows?service=WCS&request=getCapabilities,layer=nurc__Img_Sample
> > " wcs.xml -projwin -100 40 -80 30 -of WCS
> >
> > If the solution I am trying to get can not be possible through
> > gdal_translate, would someone have an xml sample like in [1] to share,
> but
> > with raster subset ingest, instead the whole image content?
> >
> > I appreciated your time in advance.
> >
> > Kind regards
> >
> > Julierme
> >
> > [1]
> > <WCS_GDAL>
> >
> > <ServiceURL>
> > https://demo.geo-solutions.it/geoserver/wcs?version=2.0.1&amp
> > ;
> > </ServiceURL>
> >
> > <CoverageName>
> > nurc:Img_Sample
> > </CoverageName>
> >
> > <GetCoverageExtra>
> > &BoundingBox=-130.85168,20.7052,-62.0054,54.1141
> > </GetCoverageExtra>
> > </WCS_GDAL>
> > [2] gdal_translate "WMTS:
> > http://maps.wien.gv.at/wmts/1.0.0/WMTSCapabilities.xml,layer=lb"
> wmts.xml
> > -
> > of WMTS.
> >
> > _______________________________________________
> > gdal-dev mailing list
>
> > gdal-dev at .osgeo<mailto:gdal-dev at .osgeo>
>
> > https://lists.osgeo.org/mailman/listinfo/gdal-dev
>
>
>
>
>
> --
> Sent from: http://osgeo-org.1560.x6.nabble.com/GDAL-Dev-f3742093.html
>
>
> ------------------------------
>
> Message: 3
> Date: Sat, 21 Nov 2020 09:59:01 -0500
> From: Franco Amato <cvfrank at gmail.com<mailto:cvfrank at gmail.com>>
> To: gdal-dev at lists.osgeo.org<mailto:gdal-dev at lists.osgeo.org>
> Subject: [gdal-dev] Automatic labels placement
> Message-ID:
>         <
> CADAAwMcJMh6hS6HM1WKgjYKMJZXetgqYWRSOkfRw3e1LuCg2iw at mail.gmail.com<mailto:
> CADAAwMcJMh6hS6HM1WKgjYKMJZXetgqYWRSOkfRw3e1LuCg2iw at mail.gmail.com>>
> Content-Type: text/plain; charset="utf-8"
>
> Good morning gdal members,
> I would know if you know any automatic labels placement library. I tried
> with PAL library located here (http://pal.heig-vd.ch) but it's too complex
> to use with GDAL data.
>
> Any suggestions are really appreciated.
>
> Thank you,
> Franco
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> ------------------------------
>
> Message: 4
> Date: Sat, 21 Nov 2020 18:47:18 +0330
> From: Nazanin tavakoli <nazitkk1375 at gmail.com<mailto:nazitkk1375 at gmail.com
> >>
> To: gdal-dev at lists.osgeo.org<mailto:gdal-dev at lists.osgeo.org>
> Subject: [gdal-dev] resampling netcdf data
> Message-ID:
>         <CAPBJ=
> OxvAJgetPVmJ9hKx8nF9wE9xW3BXtFtzJPcZNfTk4xcwQ at mail.gmail.com<mailto:
> OxvAJgetPVmJ9hKx8nF9wE9xW3BXtFtzJPcZNfTk4xcwQ at mail.gmail.com>>
> Content-Type: text/plain; charset="utf-8"
>
> Hello,
> I want to change the resolution of my data whose resolution is 0.0416
> degrees (1/24th) resolution and I want to convert it to 0.5 degrees. I have
> already used this code but I have some errors. Could you please help me?
> gdal_translate -of netCDF -tr 0.5 0.5 WS.nc
> <
> https://www.youtube.com/redirect?redir_token=QUFFLUhqa0hCWkdnLUttTmVYbzh4UGFIeW9RQTBxa2piUXxBQ3Jtc0trMTVQTV9YMVVrZWVzb2xXVjh1LVBCQ2ZoT3FoTzNKYjQ2NndBcmIxQVd2TkM3NXU3dUVjQ2FtMXFkOWdRSi1vdTVISnd6UEpsZWRDRVlLSDlzZDJlcGdqdlU5S0xyOXhXSlFSajliMG1URkhrWi1iMA%3D%3D&event=comments&q=http%3A%2F%2Fws.nc%2F&stzid=UgynaQQEp5-9sVSWQqp4AaABAg.9GHKHEPqQ8_9GKO25Kpqfy
> >
> WS_1.nc
> <
> https://www.youtube.com/redirect?redir_token=QUFFLUhqbEYxWEQxZzZpbVZSNGk2RjZHUnVUdEVNNEpZd3xBQ3Jtc0ttNzZDcUdxdUN6QU5vc1lKVmdULVFqLWo1WDdjendJbXJwcm03a3R2bWN6dnRlaWM1bENzUXhFNnp2NlN6b2x6Q0V3X21ueFdBNm5HVmQzaEVsZ0FKWGNZNEZSSk9GdDdmbVFwY2JKX1RuUjk0TTJTUQ%3D%3D&event=comments&q=http%3A%2F%2F1.nc%2F&stzid=UgynaQQEp5-9sVSWQqp4AaABAg.9GHKHEPqQ8_9GKO25Kpqfy
> >
> Warning 1: Recode from UTF-8 to CP_ACP failed with the error: "Invalid
> argument".
> Warning 1: No UNIDATA NC_GLOBAL:Conventions attribute Input file size is
> 8640, 4320 0Warning 1: Recode from UTF-8 to CP_ACP failed with the error:
> "Invalid argument". ...10...20...30...40...50...60...70...80...90..Warning
> 1: Recode from UTF-8 to CP_ACP failed with the error: "Invalid argument".
> .100 - done.
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