I should say, the file in question is called retile_test1.zip. Steve
-----Original Message----- From: Stephen V. Mather [mailto:s...@clevelandmetroparks.com] Sent: Monday, March 22, 2010 5:11 PM To: 'Simone Giannecchini' Cc: 'geoserver-devel@lists.sourceforge.net' Subject: RE: [Geoserver-devel] Image pyramid improvements and tutorial The test data are a little bigger than expected-- 195MB. They will be available shortly at the following FTP site: ftp://ftp.clevelandmetroparks.com/pdnr/out Thanks, Steve Stephen Mather, GIS Manager Cleveland Metroparks 4101 Fulton Pkwy Cleveland, OH 44144 s...@clevelandmetroparks.com Phone: (216) 635-3243 FAX: (216) 635-3286 -----Original Message----- From: simbo...@gmail.com [mailto:simbo...@gmail.com] On Behalf Of Simone Giannecchini Sent: Saturday, March 20, 2010 10:16 AM To: s...@clevelandmetroparks.com Cc: geoserver-devel@lists.sourceforge.net Subject: Re: [Geoserver-devel] Image pyramid improvements and tutorial I guess that doing some testing with your data could be helpful. I have some uncommitted fixes/improvements that might solve these issues. Simone On 3/19/10, Stephen V. Mather <s...@clevelandmetroparks.com> wrote: >> Qcuik questions: >> - are you adding a reprojection in the mix while you are doing this >> tests? > > I have tried it both with and without reprojection, to the same > effect. > >> - are all your granules of the same resolution? > > Yes, they are all 0.15m pixels in 5000x4000 images. I have tried both > leaving the existing 0 level images at 5000x4000 (-pyramidOnly) and > retiling to 2048x2048, both with the same result. > > Steve > > > On Tue, Mar 16, 2010 at 1:13 PM, Stephen Mather > <s...@clevelandmetroparks.com> wrote: >> >> Hi Andrea, >> I've been working on giving it a spin with our own data. The >> tutorial is excellent. Easy to read and follow. >> I'm currently testing it on a Windows 2003 server with nightly >> build geoserver-2.0.x-2010-03-03-bin.zip, and >> geoserver-2.0.2-SNAPSHOT-pyramid-plugin.zip >> The test I've been doing is with 0.5ft (0.15m) color orthophotos >> that sum to about 150GB as TIFFs. They are currently tiled as >> 5000x4000 images. I've retiled them with gdal_retile as 2048x2048 >> images with overviews with the following command: >> >> gdal_retile -v -s_srs "EPSG:102722" -levels 5 -ps 2048 2048 >> -targetdir test3 --optfile tilelist.txt >> >> I'm currently working on a subset of the data for testing. Checking >> all the tiles generated from gdal_retile, they all look fine in an >> image viewer, and check out (with a spot check) with gdalinfo. >> >> When I load them in GeoServer, I get a strange effect. Some of the >> tiles never render at their full resolution for a given zoom level, >> but at a reduced resolution. If I load ~16 tiles vs. loading e.g. >> 40+ tiles the places where this happens shifts, i.e. tiles that were >> a problem before stop being a problem, while other tiles exhibit the >> same behavior. >> >> Does this make sense, is this an effect you've seen, and would images >> and log files be helpful? >> >> Thanks, >> Steve >> >> >> >> Andrea Aime-4 wrote: >>> >>> Hi all, >>> lately I've been working, under OpenGeo request, to improve the >>> situation vs image pyramids, in particular, making it easier to >>> configure a file based one. >>> >>> ... >>> >>> Is anyone interested to give the tutorial a spin, a review? Is there >>> anything missing or that could be done better? >>> >>> Cheers >>> Andrea >>> >>> -- >>> Andrea Aime >>> OpenGeo - http://opengeo.org >>> Expert service straight from the developers. >>> >>> -------------------------------------------------------------------- >>> - >>> --------- >>> SOLARIS 10 is the OS for Data Centers - provides features such as >>> DTrace, Predictive Self Healing and Award Winning ZFS. Get Solaris >>> 10 NOW http://p.sf.net/sfu/solaris-dev2dev >>> _______________________________________________ >>> Geoserver-devel mailing list Geoserver-devel@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/geoserver-devel >>> >>> >> >> -- >> View this message in context: >> > http://old.nabble.com/Image-pyramid-improvements-and-tutorial-tp276086 > 54p279 > 10740.html >> Sent from the GeoServer - Dev mailing list archive at Nabble.com. >> >> >> --------------------------------------------------------------------- >> - >> -------- >> Download Intel® Parallel Studio Eval >> Try the new software tools for yourself. Speed compiling, find bugs >> proactively, and fine-tune applications for parallel performance. See >> why Intel Parallel Studio got high marks during beta. >> http://p.sf.net/sfu/intel-sw-dev >> _______________________________________________ >> Geoserver-devel mailing list Geoserver-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/geoserver-devel >> > > > > > ---------------------------------------------------------------------- > -------- > Download Intel® Parallel Studio Eval > Try the new software tools for yourself. Speed compiling, find bugs > proactively, and fine-tune applications for parallel performance. See > why Intel Parallel Studio got high marks during beta. > http://p.sf.net/sfu/intel-sw-dev > _______________________________________________ > Geoserver-devel mailing list Geoserver-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/geoserver-devel > -- ------------------------------------------------------- Ing. Simone Giannecchini GeoSolutions S.A.S. Founder - Software Engineer Via Carignoni 51 55041 Camaiore (LU) Italy phone: +39 0584983027 fax: +39 0584983027 mob: +39 333 8128928 http://www.geo-solutions.it http://geo-solutions.blogspot.com/ http://www.linkedin.com/in/simonegiannecchini http://twitter.com/simogeo ------------------------------------------------------- ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Geoserver-devel mailing list Geoserver-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/geoserver-devel
