[gdal-dev] Geoserver WCS demo problems on opengeo.org

[Jeff McKenna]

Hi Radim,

I am curious, did you run your tests against the WCS service at
demo.mapserver.org ?  How were those results comparably?  If you did run
them, maybe you can report your findings on the MapServer-dev list.

-jeff



On 12-09-20 11:47 AM, Radim Blazek wrote:
> I am testing QGIS WCS client with [1] and I found some problems which
> are server side, I believe.
> 
> 1) Coverage og:0 / version 1.0.0  [2] and bm / version 1.1.0 [5]: The
> server fails in DescribeCoverage with: java.io.IOException null
> Translator error Unexpected error occurred during describe coverage
> xml encoding ...
> 
> 2) Coverage usgs:nlcd / version 1.0.0 [3] and nlcd / version 1.1.0
> [4]:  The server does not offer any CRS in DescribeCoverage
> supportedCRSs / supportedCRS. If the CRS defined in
> spatialDomain.Envelope is used server fails reporting error: Could not
> recognize crs ...
> 
> 3) Coverage 0 / version 1.1.0 [6] and naturalearth / version 1.1.0:
> The server fails in GetCoverage with
> 'java.lang.IllegalArgumentException: xScale:the parameter value is not
> valid. xScale:the parameter value is not valid.'
> It fails with BOUNDINGBOX=-2,-6,2,6&GRIDORIGIN=2,-6&GRIDOFFSETS=-2,3
> and it works with
> BOUNDINGBOX=-2,-6,2,6&GRIDORIGIN=2,-6&GRIDOFFSETS=2,-3 (GRIDOFFSETS
> signs switched) but other coverages (Arc_Sample e.g.) work OK with the
> first.
> 
> 4) Coverage Img_Sample / version 1.1.0 [7]: The server fails in
> GetCoverage with 'java.lang.IllegalArgumentException: The specified
> dimensional parameter is non-positive. The specified dimensional
> parameter is non-positive'.
> 
> The problems 1) and 2) occur also with GDAL 1.9.1 while other layers
> are working with GDAL and WCS version 1.0.0. I could not verify WCS
> 1.1.0 with GDAL because all layers fail. I could not verify with
> gvSIG-1_11-1305-final because it does not work at all with this
> server.
> 
> CC to various lists to which it may be of interest. Let us make WCS
> really working with OS GIS tools!
> 
> Radim
> 
> [1] http://demo.opengeo.org/geoserver/wcs
> [2] http://demo.opengeo.org/geoserver/wcs?SERVICE=WCS&REQUEST=DescribeCoverage&VERSION=1.0.0&COVERAGE=og:0
> [3] http://demo.opengeo.org/geoserver/wcs?SERVICE=WCS&REQUEST=DescribeCoverage&VERSION=1.0.0&COVERAGE=usgs:nlcd
> [4] http://demo.opengeo.org/geoserver/wcs?SERVICE=WCS&REQUEST=DescribeCoverage&VERSION=1.1.1&IDENTIFIERS=nlcd
> [5] http://demo.opengeo.org/geoserver/wcs?SERVICE=WCS&REQUEST=DescribeCoverage&VERSION=1.1.1&IDENTIFIERS=bm
> [6] http://demo.opengeo.org/geoserver/wcs?SERVICE=WCS&VERSION=1.1.1&REQUEST=GetCoverage&FORMAT=image/tiff;subtype=%22geotiff%22&IDENTIFIER=0&BOUNDINGBOX=-2,-6,2,6,urn:ogc:def:crs:EPSG::4326&GRIDBASECRS=urn:ogc:def:crs:EPSG::4326&GRIDCS=urn:ogc:def:cs:OGC:0.0:Grid2dSquareCS
> &GRIDTYPE=urn:ogc:def:method:WCS:1.1:2dSimpleGrid&GRIDORIGIN=2,-6&GRIDOFFSETS=-2,3
> [7] http://demo.opengeo.org/geoserver/wcs?SERVICE=WCS&VERSION=1.1.1&REQUEST=GetCoverage&FORMAT=image/tiff;subtype=%22geotiff%22&IDENTIFIER=Img_Sample
> &BOUNDINGBOX=-96,36,-94,37,urn:ogc:def:crs:EPSG::4326&GRIDBASECRS=urn:ogc:def:crs:EPSG::4326&GRIDCS=urn:ogc:def:cs:OGC:0.0:Grid2dSquareCS&GRIDTYPE=urn:ogc:def:method:WCS:1.1:2dSimpleGrid&GRIDORIGIN=-94,36&GRIDOFFSETS=-1,1
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> 


-- 
Jeff McKenna
MapServer Consulting and Training Services
http://www.gatewaygeomatics.com/