Hi,

How to make a successful test with the nurc__Img_Sample demo coverage
http://localhost:8080/geoserver/wcs?service=WCS&version=2.0.1&request=describecoverage&coverageid=nurc__Img_Sample

Check the axis labels from the boundedBy Envelope, for me they are 
axisLabels="Lat Long". So use them in the most simple request:
http://localhost:8080/geoserver/wcs?service=WCS&version=2.0.1&request=GetCoverage&coverageid=nurc__Img_Sample&&SUBSET=Lat(20,30)&SUBSET=Long(-130,-100)
Axis labels seem to be case sensitive for GeoServer and "lat" does not mean the 
same as "Lat"

I verified also the SUBSETTINGCRS does not make trouble at least in this 
request:
http://localhost:8080/geoserver/wcs?service=WCS&version=2.0.1&request=GetCoverage&coverageid=nurc__Img_Sample&&SUBSET=Lat(20,30)&SUBSET=Long(-130,-100)&SUBSETTINGCRS=http://www.opengis.net/def/crs/EPSG/0/4326

You can 

I have noticed that Geoserver is sending wrong envelope for the non-flipped 
Easting-Northing projections. This is from the demo coverage nurc__Pk50095 

<gml:Envelope srsName="http://www.opengis.net/def/crs/EPSG/0/32633"; 
axisLabels="E N" uomLabels="m m" srsDimension="2">
<gml:lowerCorner>5176214.082539256 347649.93086859107</gml:lowerCorner>
<gml:upperCorner>5196961.352859256 370725.976428591</gml:upperCorner>
</gml:Envelope>

Here the labels E and N are correct but the first coordinate in the Envelope is 
not Easting but it is Northing.

-Jukka Rahkonen-



-----Alkuperäinen viesti-----
Lähettäjä: Passmore, James H. [mailto:[email protected]] 
Lähetetty: 26. elokuuta 2015 12:16
Vastaanottaja: Richard Cho; [email protected]
Aihe: Re: [Geoserver-users] Cannot specify subset in WCS 2.0.1

Try

https://localhost:8080/geoserver/wcs?SERVICE=WCS&Version=2.0.1&REQUEST=GetCoverage&CoverageID=test&format=image/geotiff&subset=lat,http://www.opengis.net/def/crs/EPSG/0/4326(34.53627,38.88686)&subset=long,http://www.opengis.net/def/crs/EPSG/0/4326(25.43366,31.32234)

Where 'lat', and 'long' are the names of the axes reported in your 
GetCapabilities response.

James



> -----Original Message-----
> From: Richard Cho [mailto:[email protected]]
> Sent: Wednesday, August 26, 2015 12:21 AM
> To: [email protected]
> Subject: [Geoserver-users] Cannot specify subset in WCS 2.0.1
>
> Hello,
>
>
>
> I'm trying to make a WCS GetCoverage call on a subset of a coverage 
> like
> below:
>
>
>
> https://localhost:8080/geoserver/wcs?SERVICE=WCS&Version=2.0.1&REQUE
> ST=GetCoverage&CoverageID=test&format=image/geotiff&SUBSETTINGCRS
> =http://www.opengis.net/def/crs/EPSG/0/4326&outputcrs=http://www.op
> engis.net/def/crs/EPSG/0/4326&SUBSET=lat(34.53627,38.88686)&SUBSET=lo
> ng(25.43366,31.32234)
>
>
>
> But it keeps complaining with the error
>
>
>
> <ows:ExceptionReport xmlns:xs="http://www.w3.org/2001/XMLSchema";
> xmlns:ows=http://www.opengis.net/ows/2.0
> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; version="2.0.0"
> xsi:schemaLocation="http://www.opengis.net/ows/2.0
> http://schemas.opengis.net/ows/2.0/owsExceptionReport.xsd";>
>
>     <ows:Exception exceptionCode="InvalidAxisLabel" locator="lat">
>
>         <ows:ExceptionText>Invalid axis label provided: lat 
> []</ows:ExceptionText>
>
>     </ows:Exception>
>
> </ows:ExceptionReport>
>
>
>
> I have tried multiple axis labels, including latitude, x, y, long, 
> etc. listed in the
> http://mapserver.org/ogc/wcs_server.html#wcs-2-0-kvp-request-
> parameters <http://mapserver.org/ogc/wcs_server.html#wcs-2-0-kvp-
> request-parameters> , but GeoServer seems to not like it all.
>
>
>
> What's the current correct format of specifying subset? I'm using 
> GeoServer 2.8.
>
>
>
> Thanks.
>
>
>
>

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