Hi Mike,
can you open a JIRA for this?
I think that an InterpolationConverter is unavailable.
(*Converter*s are objects which convert a type into another one... In this
case, a "String" to an "Interpolation" instance).
Cheers,
Daniele
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On Wed, Apr 9, 2014 at 1:54 AM, Mike Grogan <d.michael.gro...@gmail.com>wrote:
> Hello, all.
>
> I am trying to invoke the gs:ScaleCoverage WPS as a Transformation on a
> coverage from within an SLD. This works with all of the inputs (xScale,
> yScale, etc.) EXCEPT for interpolation. No matter what value I provide for
> interpolation, I get an error:
>
> Caused by: java.security.InvalidParameterException: Could not convert the
> value BILINEAR into the expected type class javax.media.jai.Interpolation
> for parameter interpolation
> at
> org.geotools.process.function.ProcessFunction.evaluateInputs(ProcessFunction.java:203)
> at
> org.geotools.process.function.ProcessFunction.evaluate(ProcessFunction.java:108)
> at
> org.geotools.renderer.lite.StreamingRenderer.applyRenderingTransformation(StreamingRenderer.java:2230)
> at
> org.geotools.renderer.lite.StreamingRenderer.processStylers(StreamingRenderer.java:2015)
> at
> org.geotools.renderer.lite.StreamingRenderer.paint(StreamingRenderer.java:829)
> at
> org.geoserver.wms.map.RenderedImageMapOutputFormat.produceMap(RenderedImageMapOutputFormat.java:491)
> ... 106 more
>
> Even though BILINEAR is stated as an acceptable value for this parameter.
>
> The excerpt from my SLD is below:
>
> <Transformation>
> <ogc:Function name="gs:ScaleCoverage">
> <ogc:Function name="parameter">
> <ogc:Literal>coverage</ogc:Literal>
> </ogc:Function>
> <ogc:Function name="parameter">
> <ogc:Literal>xScale</ogc:Literal>
> <ogc:Literal>3</ogc:Literal>
> </ogc:Function>
> <ogc:Function name="parameter">
> <ogc:Literal>yScale</ogc:Literal>
> <ogc:Literal>3</ogc:Literal>
> </ogc:Function>
> <ogc:Function name="parameter">
> <ogc:Literal>xTranslate</ogc:Literal>
> <ogc:Literal>0</ogc:Literal>
> </ogc:Function>
> <ogc:Function name="parameter">
> <ogc:Literal>yTranslate</ogc:Literal>
> <ogc:Literal>0</ogc:Literal>
> </ogc:Function>
> <ogc:Function name="parameter">
> <ogc:Literal>interpolation</ogc:Literal>
> <ogc:Literal>BILINEAR</ogc:Literal>
> </ogc:Function>
> </ogc:Function>
> </Transformation>
>
> Any help and direction is appreciated !
>
> Thanks,
>
> Mike Grogan
>
>
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