On Tue, Apr 8, 2014 at 2:53 PM, lewnidas sketo <[email protected]> wrote:
> Hi. I 'm trying to build a Kmeans Image clustering algorithm into WPS
> service. My project consist of two java classes: the first one contains the
> actual algorithm and the other contains the DescribeParameter etc. The
> first class uses JAI and the output image is TiledImage. I have build the
> project into geoserver and the second class work fine , so i can populate
> the parameters.When I try to run it , I get a black image as an output(but
> it doesn't crashes). The log I get is the following:
>
> 2014-04-08 15:27:51,436 INFO [geoserver.wps] -
> Request: execute
> service = WPS
> version = 1.0.0
> baseUrl = http://localhost:8080/geoserver/
> identifier:
> value = gs:Kmeans
> dataInputs:
> input[0]:
> identifier = net.opengis.ows11.impl.CodeTypeImpl@1ca99bc(value:
> coverage, codeSpace: null)
> reference =
> net.opengis.wps10.impl.InputReferenceTypeImpl@33089c (body:
> net.opengis.wcs11.impl.GetCoverageTypeImpl@7a5697 (service: WCS, version:
> 1.1.1, baseUrl: null, extendedProperties: {}), encoding: null, href:
> http://geoserver/wcs, method: POST, mimeType: image/tiff, schema:
> null)input[0]:
> identifier = net.opengis.ows11.impl.CodeTypeImpl@1cae322(value:
> number of clusters, codeSpace: null)
> data = net.opengis.wps10.impl.DataTypeImpl@106078binput[0]:
> identifier = net.opengis.ows11.impl.CodeTypeImpl@d95700(value:
> maximum iterations, codeSpace: null)
> data = net.opengis.wps10.impl.DataTypeImpl@ded3e6input[0]:
> identifier = net.opengis.ows11.impl.CodeTypeImpl@129be35(value:
> epsilon, codeSpace: null)
> data = net.opengis.wps10.impl.DataTypeImpl@186a0bd
> responseForm:
>
> Note that the algorithm is running well on eclipse and i get the
> segmented image as expected.
>
> What may I have done wrong?
>
Don't know, I'd probably try to intercercept the PPIO that is encoding your
image, and see if it's that one, or
if your tiled image has some odd combination of sample model and color
model that the
JAI ImageIO encoders cannot handle well
Cheers
Andrea
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