thank you, Even, for the fast reply. I am a beginner at GDAL and installed the gdal suite with "standard" apt-get and yum, respectively. Can you point me to a place where I can read how to compile GDAL against one of the other JPEG2000 libraries, as you say?
Thanks again, Kasper On 25 April 2014 09:25, Even Rouault <even.roua...@mines-paris.org> wrote: > Le jeudi 24 avril 2014 23:17:29, Kasper van Wijk a écrit : > > dear all, > > > > I am downloading jp2 data from the usgs national map. To plot this in > > cartopy, I need to transform to something else, such as geotiff. However, > > using gdal_translate I get a warning copied below, and the output is a > > grainy bw version of the image. I have checked my results under linux > both > > fedora core 20 and ubuntu 12.04 versions with GDAL 1.7.3, released > > 2010/11/10 > > > > gdal_translate m_3810623_ne_13_1_20110921_20111031.jp2 test.tiff -of > GTiff > > > > warning: not enough tile data (2 bytes) > > Apparently your GDAL build uses libjasper as the jpeg2000 library. Jasper > doesn't work very well unfortunately with some real world images. > You might want to compile GDAL against one of the other JPEG2000 libraries > that are supported : see http://gdal.org/formats_list.html > > -- > Geospatial professional services > http://even.rouault.free.fr/services.html >
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