Hi, > As an interesting side effect, OpenJUMP supports now also JPEG2000. That's > because the more fresh ER Mapper dlls include both ECW and JPEG2000 codecs. > There is just a minory programming task to do because now it is not possible > to select an image file with .jp2 extension. I renemed a few of my .jp2 files > into .ecw and that way I could select the files and OpenJUMP shows them. > Georeferencing is right and performance is acceptable though not as good as > with ECW. That is normal behaviour with ECW-JPEG2000 driver at least if > JPEG2000 images are optimized for Kakaku driver as in my case. Excellent !
Michaël > > I am not totally sure but I believe that the ER Mapper ECW-JPEG2000 driver > can open these JPEG2000 variants: > .jp2, .j2k, .j2c, .jpc, .jpx and .jpf > OpenJUMP file selector should be made to allow all those extensions. > > For me this is pretty good news and not only because I happen to have 8 > terabytes of JPEG2000 imagery on disks. It looks like we can include these > old 3.x series ECW-JPEG2000 drivers in OpenJUMP downloads and they work well > with both ECW and JPEG2000. ERDAS has not yet invented anything backwards > incompatible for ECW (except the license) so version 3.x should be usable for > some time in the future too. Situation with JPEG2000 is also a bit unhappy > because all the best JPEG2000 codecs are proprietary but it is not as nasty > as with ECW because the JPEG2000 file format itself is not patented. There > exist free libraries and utilities also for writing JPEG2000. At least > GeoJasper http://www.dimin.net/software/geojasper/ and OpenJPEG are such. > GDAL has JPEG2000 drivers for both of them. > > > > -Jukka Rahkonen- > > > > > > >> -----Alkuperäinen viesti----- >> Lähettäjä: edgar.sol...@web.de [mailto:edgar.sol...@web.de] >> Lähetetty: 19. syyskuuta 2011 14:33 >> Vastaanottaja: OpenJump develop and use; >> openjump-us...@googlegroups.com >> Aihe: [JPP-Devel] new ecw test round >> >> dear users& devs, >> >> the latest snapshot >> >> http://jump-pilot.sourceforge.net/download/nightlybuild/snapsh > ot-2011-09-19/openjump-core-1.4.3-SNAPSHOT-bin.zip >> brings with updated native libs to load ecw files on windows >> platform. these are the same libraries used in gvsig, which >> are supposed to be faster and support compression. they are >> also available for linux x86, which is about to be included later. >> >> i tested it with >> jdk 1.5.22/1.6.27/1.7.0 on windows xp,vista,7 (all x86 and x64) >> and it seems to work. >> >> Conditions: >> there are conditions to be met so ecw support works. >> 1. they work only on x86 java runtimes (on both windows x86/x64). >> 2. oj_windows.bat has to be used to start oj (will take care >> of the exe later) >> >> for the curious >> Changes: >> updated to jecw 0.0.7 from gvsig 1.11 >> except for compatibility reasons >> xp,xp64 jecw 0.0.7 from gvsig 1.09 >> vista64 keeps current ermapper driver >> oj_windows.bat added logic to setup library and classpath accordingly >> >> >> thanks, ede >> >> -------------------------------------------------------------- >> ---------------- >> BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA >> Learn about the latest advances in developing for the >> BlackBerry® mobile platform with sessions, labs& more. >> See new tools and technologies. Register for BlackBerry® >> DevCon today! >> http://p.sf.net/sfu/rim-devcon-copy1 >> _______________________________________________ >> Jump-pilot-devel mailing list >> Jump-pilot-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> > ------------------------------------------------------------------------------ > BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA > Learn about the latest advances in developing for the > BlackBerry® mobile platform with sessions, labs& more. > See new tools and technologies. Register for BlackBerry® DevCon today! > http://p.sf.net/sfu/rim-devcon-copy1 > _______________________________________________ > Jump-pilot-devel mailing list > Jump-pilot-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel > > ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity and more. Splunk takes this data and makes sense of it. Business sense. IT sense. Common sense. http://p.sf.net/sfu/splunk-d2dcopy1 _______________________________________________ Jump-pilot-devel mailing list Jump-pilot-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel