Will do. Downloading now.
I also found this site:
http://www.geo-solutions.it/blog/developers-corner-jai-ext-the-open-source-replacement-for-oracle-jai/
which indicates that "JAI is unable to deal with NoData" -- I realized
after sending my email that I had forgotten to mention that I do have JAI
enabled.
Thanks,
Michael Moore
On Fri, Apr 22, 2016 at 10:05 AM, Andrea Aime <[email protected]>
wrote:
> Hi Michael,
> the problem might have been fixed in GeoServer 2.9.x, can you try out the
> beta2 release?
> It's the latest we have:
> http://blog.geoserver.org/2016/04/22/geoserver-2-9-beta2-released/
>
> Cheers
> Andrea
>
>
> On Fri, Apr 22, 2016 at 4:44 PM, Michael Moore <[email protected]>
> wrote:
>
>> I have some Tiff files in EPSG:26915 (UTM 15 N) which I am requesting via
>> WMS in EPSG:4326 to display on a map.
>>
>> When the image is reprojected, it is rotated and the padding area added
>> to make the image rectangular again has its value set to 0 instead of to
>> the No Data value.
>>
>> Since my image also has actual values of 0, this means that the new
>> padding which should be set to No Data (and rendered transparent) is
>> instead rendered with a color as though it had data.
>>
>> This screenshot makes it clear what I mean: Screenshot:
>> http://s31.postimg.org/5f96rqvi3/what_am_i_doing_wrong.png
>>
>>
>> Has anyone seen this? Am I doing something wrong? I tried searching, but
>> I might not be describing it correctly in my searches. The best I could do
>> was this 7 year old GDAL ticket: https://trac.osgeo.org/gdal/ticket/2724
>>
>>
>> Thanks,
>> Michael
>>
>>
>>
>> Other info that might be relavant:
>>
>> GeoServer Build Information
>>>
>>> Version 2.8.3
>>> Git Revision 1c8c9ba0f74a465c397d46cf19d3b34b95b2fb6e
>>> Build Date 22-Mar-2016 21:12
>>> GeoTools Version 14.3 (rev 2298d56000bef6f526b521a480316ea544c74571)
>>> GeoWebCache Version 1.8.2 (rev
>>> 1.8.x/442d5127d1a01942f4c04c8140ade4c4538bb16d)
>>
>>
>>
>> This is running on Windows Server 2012 (64 bit), but running 32 bit
>> GeoServer and 32 bit java.
>>
>> My WMS request looks like this:
>>
>>
>>> http://MyServer/geoserver/rabaey-fred/wms?SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&FORMAT=image/jpeg&TRANSPARENT=true&LAYERS=myLayer&STYLES=rainbowstatic&SRS=EPSG:4326&WIDTH=331&HEIGHT=769&BBOX=MyBBox
>>
>>
>> The GeoServer log for that request looks like this:
>>
>>
>> 2016-04-22 09:34:37,549 INFO [geoserver.wms] -
>>> Request: getMap
>>> Filters = null
>>> BgColor = java.awt.Color[r=255,g=255,b=255]
>>> SRS = EPSG:4326
>>> Tiled = false
>>> Palette = null
>>> FeatureVersion = null
>>> Styles = [StyleImpl[ name=rainbowstatic]]
>>> Layers = [org.geoserver.wms.MapLayerInfo@63494493]
>>> MaxFeatures = null
>>> Angle = 0.0
>>> Crs = GEOGCS["WGS 84",
>>> DATUM["World Geodetic System 1984",
>>> SPHEROID["WGS 84", 6378137.0, 298.257223563,
>>> AUTHORITY["EPSG","7030"]],
>>> AUTHORITY["EPSG","6326"]],
>>> PRIMEM["Greenwich", 0.0, AUTHORITY["EPSG","8901"]],
>>> UNIT["degree", 0.017453292519943295],
>>> AXIS["Geodetic longitude", EAST],
>>> AXIS["Geodetic latitude", NORTH],
>>> AUTHORITY["EPSG","4326"]]
>>> Bbox = SRSEnvelope[MyBbox]
>>> Env = {}
>>> StartIndex = null
>>> CQLFilter = null
>>> RemoteOwsURL = null
>>> ViewParams = null
>>> FormatOptions = {}
>>> FeatureId = null
>>> RemoteOwsType = null
>>> Elevation = []
>>> Sld = null
>>> ValidateSchema = false
>>> Interpolations = []
>>> Transparent = true
>>> StyleFormat = sld
>>> StyleUrl = null
>>> SldBody = null
>>> TilesOrigin = null
>>> Exceptions = SE_XML
>>> StyleVersion = null
>>> SldVersion = null
>>> StyleBody = null
>>> ScaleMethod = null
>>> Time = []
>>> Height = 769
>>> Width = 331
>>> Format = image/png8
>>> Buffer = 0
>>> Filter = null
>>> Request = GetMap
>>> BaseUrl = http://MyServer/geoserver/
>>> RawKvp = {REQUEST=GetMap, FORMAT=image/png8, SRS=EPSG:4326, BBOX=MyBBox,
>>> VERSION=1.1.1, STYLES=rainbowstatic, SERVICE=WMS, WIDTH=331, HEIGHT=769,
>>> TRANSPARENT=true, LAYERS=MyLayer}
>>> Get = true
>>> RequestCharset = UTF-8
>>> Version = 1.1.1
>>
>>
>> Gdalinfo reports the following for the source .tiff image:
>>
>> Driver: GTiff/GeoTIFF
>>> Files: 0-0-62.tiff
>>> Size is 247, 229
>>> Coordinate System is:
>>> PROJCS["NAD83 / UTM zone 15N",
>>> GEOGCS["NAD83",
>>> DATUM["North_American_Datum_1983",
>>> SPHEROID["GRS 1980",6378137,298.257222101,
>>> AUTHORITY["EPSG","7019"]],
>>> TOWGS84[0,0,0,0,0,0,0],
>>> AUTHORITY["EPSG","6269"]],
>>> PRIMEM["Greenwich",0,
>>> AUTHORITY["EPSG","8901"]],
>>> UNIT["degree",0.0174532925199433,
>>> AUTHORITY["EPSG","9122"]],
>>> AUTHORITY["EPSG","4269"]],
>>> PROJECTION["Transverse_Mercator"],
>>> PARAMETER["latitude_of_origin",0],
>>> PARAMETER["central_meridian",-93],
>>> PARAMETER["scale_factor",0.9996],
>>> PARAMETER["false_easting",500000],
>>> PARAMETER["false_northing",0],
>>> UNIT["metre",1,
>>> AUTHORITY["EPSG","9001"]],
>>> AXIS["Easting",EAST],
>>> AXIS["Northing",NORTH],
>>> AUTHORITY["EPSG","26915"]]
>>> Origin = (myOrigin,myOrigin)
>>> Pixel Size = (3.000000000000000,-3.000000000000000)
>>> Metadata:
>>> AREA_OR_POINT=Area
>>> Image Structure Metadata:
>>> INTERLEAVE=BAND
>>> Corner Coordinates:
>>> Upper Left ( xxxxxx.xxx, xxxxxx.xxx) ( xxd x'xx.xx"W, xxdxx'xx.xx"N)
>>> Lower Left ( xxxxxx.xxx, xxxxxx.xxx) ( xxd x'xx.xx"W, xxdxx'xx.xx"N)
>>> Upper Right ( xxxxxx.xxx, xxxxxx.xxx) ( xxd x'xx.xx"W, xxdxx'xx.xx"N)
>>> Lower Right ( xxxxxx.xxx, xxxxxx.xxx) ( xxd x'xx.xx"W, xxdxx'xx.xx"N)
>>> Center ( xxxxxx.xxx, xxxxxx.xxx) ( xxd x'xx.xx"W, xxdxx'xx.xx"N)
>>> Band 1 Block=247x8 Type=Float32, ColorInterp=Gray
>>> NoData Value=1.701410009187828e+038
>>
>>
>>
>>
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>
>
> --
> ==
> GeoServer Professional Services from the experts! Visit
> http://goo.gl/it488V for more information.
> ==
>
> Ing. Andrea Aime
> @geowolf
> Technical Lead
>
> GeoSolutions S.A.S.
> Via di Montramito 3/A
> 55054 Massarosa (LU)
> phone: +39 0584 962313
> fax: +39 0584 1660272
> mob: +39 339 8844549
>
> http://www.geo-solutions.it
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