Hi Paul,
I'm a bit confused by your answer... a WMS is never going to preserve the
raw float
values*, it always renders them to a 8bit palette, it's just making one up
on the fly by constrast stretching the input values.

If you want the raw values, you should be using the WCS protocol, not the
WMS one

Cheers
Andrea

*: there is actually a community module called DDS that generates the
output in "raw"
format, as a DDS/BIL raw binary that is normally used to serve DEM data to
worldwind
or Cesium, both are wrongly using the WMS protocol to get raw data because
of
its simplicity compared to WCS.


On Tue, Mar 15, 2016 at 10:47 AM, hanshupe <paul.schneewe...@siemens.com>
wrote:

> Hi Andrea
> Thanks for the hint. I didn't mention it, but I actually don't care about
> the actual visualization of the output, like how the float values are
> colored. It's important that the float values are preserved in the
> resulting
> image and thus the nodata values and the background color as well.
> As I said that works as expected when I access the layer from the file
> system, but not via ImageMosaicJDBC (and oracle db) so I assumed the
> problem
> is there.
>
>
>
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> Sent from the GeoServer - User mailing list archive at Nabble.com.
>
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