[GeoNode-users] Fwd: Raster Upload visualization issues

[Naresh N]

Dear Alessio,

Thanks for the quick response.

 However if we see same layer in Geoserver layer preview the issues are not
observed, this means the problem might not be because of  side effect
caused by WMS tiled requests using the default "raster" style on GeoServer.

Please upload Geotiff which i attached in my earlier mail in GeoNode and
visualize this layer with Geonode;s Geoserver layer preview, the problems
are not observed.

Kindly help me to resolve the issue

Thanks&Regards,
Naresh

On Mon, Jul 3, 2017 at 7:33 PM, Alessio Fabiani <
alessio.fabiani at geo-solutions.it> wrote:

> Dear Naresh,
> this is a side effect caused by WMS tiled requests using the default
> "raster" style on GeoServer.
>
> In order to improve this, you should create a correct SLD[1] of type
> RasterSymbolizer[2] compatible with your dataset, and upload it to
> GeoServer.
>
> You can also use advanced colormaps, like [3].
>
> [1] - http://docs.geoserver.org/maintain/en/user/styling/sld/
> reference/index.html
> [2] - http://docs.geoserver.org/latest/en/user/styling/sld/
> reference/rastersymbolizer.html
> [3] - http://geoserver.geo-solutions.it/edu/en/pretty_
> maps/styling_raster.html
>
> Regards,
>
> Alessio Fabiani
>
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>
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>
>
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> On Mon, Jul 3, 2017 at 3:27 PM, Naresh N <naresh919 at gmail.com> wrote:
>
>> Dear All,
>>  I have published Geotiff in my GeoNode server. Original uploaded geotiff
>> is attached with the mail for reference. Please find the following
>> screenshots with various scale levels.
>>
>>  Scale:1:272492
>>
>> [image: Inline image 1]
>>  scale:1:136428
>>
>> [image: Inline image 2]
>>
>>
>> The following problems are observed
>>
>> 1. Some portion shining/brightness  is more, how ever if we increase zoom
>> level in same portion, few portion only getting brighter and this is
>> varying based on zoom level
>> 2. Small ,small white lines are visible, which makes image quality poor
>> 3.  Over all image is  visible as patches
>> 4. Over all image looks compressed vertically
>>
>> *Kindly help me to resolve the issues*
>>
>> *Note:* I have tried to upload in demo Geonode site,GeoNode site is not
>> working. Please kindly up the GeoNode demo server
>>
>> Best Regards,
>> Naresh
>>
>>
>> _______________________________________________
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>> geonode-users at lists.osgeo.org
>> https://lists.osgeo.org/mailman/listinfo/geonode-users
>>
>>
>
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