Hi Lonnie, How does the "Footprint.shp" work? I can't find any documentation on it.
Thanks, Roger On Wed, Feb 16, 2011 at 7:23 PM, Lonnie Matsuno <lonnie.mats...@valtus.com> wrote: > There is a feature in the ImageMosaic mosaic plugin that allows you to put a > shapefile called footprint.shp into the image directory. The shapefile > includes polygons of the true footprint of the images that have null data > within them. > > Perhaps this is what you're looking for? Works well in GS 2.0.2 for us. > > Lonnie > > ________________________________ > From: Roger Bedell [sylvanasc...@gmail.com] > Sent: February 16, 2011 3:54 AM > To: Miles Jordan > Cc: Martin Amaris; geoserver-users@lists.sourceforge.net > Subject: Re: [Geoserver-users] Overlapping Images [SEC=Unclassified] > > Hi Miles, > Often this is the result of using just about any sort of lossy compression, > at the border between data and nodata exists a band of "semi-nodata" that is > more or less black. It is very hard to get rid of, since it is a varying > shade of black and other colors resulting from the lossy compression > artifacts at the edge. We had a similar problem with overlapping MrSID > images, and solved it by first converting them to a lossless format (GeoTIFF > Uncompressed), then using the GDAL NearBlack program to "chew" away the > nearly black artifacts from the edges. I wrote a vb.net Wrapper for GDAL > program that does this all automatically, that in the end, creates nice Jpeg > YCbCr, GeoTiff, 3.25 minute, 4326 with overview tiles, ideal for creating > high resolution mosaics of very large (eg the USA) areas anywhere in the > world. This program is here: > > http://rasternormalizer.codeplex.com/ > > Here it is in use on the OKMaps GeoServer site with the 2008 NAIP imagery > for Oklahoma: > > http://ogi.state.ok.us/OGI/search.aspx?mapcenterlon=-97.060791015682&mapcenterlat=36.115940822346&mapscale=13&Layers=58d1fa5c-6eb4-4b95-9f42-69cd7277e15d%2Cbc2e120e-520e-40db-a915-60407d411a74%2C&maptype=OLMap > > Roger > > > > On Tue, Feb 15, 2011 at 11:33 PM, Simone Giannecchini > <simone.giannecch...@geo-solutions.it> wrote: >> >> Ciao Martin, >> as miles mentioned you need to fiddle with the inputtransparentcolor >> in order to make a certain color transparent in the source images. >> Notice that the images must share the same background color but from >> your sample it is not clear if this is the case. >> Can you share some more info on this dataset? >> >> Regards, >> Simone Giannecchini >> ------------------------------------------------------- >> Ing. Simone Giannecchini >> GeoSolutions S.A.S. >> Founder >> >> Via Poggio alle Viti 1187 >> 55054 Massarosa (LU) >> Italy >> >> phone: +39 0584 962313 >> fax: +39 0584 962313 >> mob: +39 333 8128928 >> >> http://www.geo-solutions.it >> http://geo-solutions.blogspot.com/ >> http://www.youtube.com/user/GeoSolutionsIT >> http://www.linkedin.com/in/simonegiannecchini >> http://twitter.com/simogeo >> >> ------------------------------------------------------- >> >> >> >> On Tue, Feb 8, 2011 at 4:49 AM, Miles Jordan <miles.jor...@aad.gov.au> >> wrote: >> > Martin Amaris wrote: >> >> Hi, I have this raster layer, where there are some contiguous images. >> >> >> >> These images has a black or white border, like a filling color. >> >> >> >> In the image overlapping, these borders avoid the complete display of >> >> the images. >> >> >> >> Is there any way, via SLD style or ImageMosaic plugin, that allows >> >> make transparent these borders, or wipe them out? >> >> >> >> In this picture http://twitpic.com/3xi7q0, you can see what I mean >> > >> > Martin, >> > >> > I'm not a huge expert with this part of Geoserver, but as nobody else >> > has answered, you may try reading >> > http://docs.geoserver.org/stable/en/user/tutorials/image_mosaic_plugin/imagemosaic.html >> > and taking a look at the backgroundValues configuration option. >> > >> > Regards, >> > >> > Miles >> > >> > >> > >> > ___________________________________________________________________________ >> > >> > Australian Antarctic Division - Commonwealth of Australia >> > IMPORTANT: This transmission is intended for the addressee only. 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