<font style="font-family: Arial, Helvetica, sans-serif; font-size: 10pt">Hi,<br>I found a pixel depth/ECW issue with gdal_translate and JEPG2000 support (using <font style="font-family: Arial,Helvetica,sans-serif; font-size: 10pt;">FWTools 2.2.8. Win)</font>. My input .IMG is 16bit signed while the resulting JP2 file looses 8 bit.<br><br>&gt;compress_terrain 12_03_1_5_-32768.tif_-12_1588_.img<br>Input file size is 1000, 1000<br>Warning 1: ECW only supports Byte pixel data type, ignoring r<br>0...10...20...30...40...50...60...70...80...90...100 - done.<br><font style="font-family: Arial,Helvetica,sans-serif; font-size: 10pt;"><em></em><em><em></em></em></font><br>gdal_translate works fine with an older version, e.g.<br>GDAL 1.5dev, FWTools 1.3.9, released 2007/10/11<br><br>&gt;compress_terrain 12_03_1_5_-32768.tif_-12_1588_.img<br>Input file size is 1000, 1000<br>0...10...20...30...40...50...60...70...80...90...100 - done.<br><br>Thanks for the help,<br>-Philip<br><anders.moe@geocap.no><gdal-dev@lists.osgeo.org><blu111-w60c7f1aff2a5befecae26ff2240@phx.gbl><arb@sat.dundee.ac.uk><gdal-dev@lists.osgeo.org><op.ujonuj0tqw3wu1@titan><even.rouault@mines-paris.org><warmerdam@pobox.com><arb@sat.dundee.ac.uk><gdal-dev@lists.osgeo.org><even.rouault@mines-paris.org><mike.nidel@lmco.com><e4692d1dcad27245866154af9ce126b11045b6b9@emss04m02.us.lmco.com><cjanssen@iavo-rs.com><gdal-dev@lists.osgeo.org><warmerdam@pobox.com><cjanssen@iavo-rs.com><gdal-dev@lists.osgeo.org><dany.geotools@gmail.com><mike.nidel@lmco.com><mike.nidel@lmco.com><warmerdam@pobox.com><gdal-dev@lists.osgeo.org></gdal-dev@lists.osgeo.org></warmerdam@pobox.com></mike.nidel@lmco.com></mike.nidel@lmco.com></dany.geotools@gmail.com></gdal-dev@lists.osgeo.org></cjanssen@iavo-rs.com></warmerdam@pobox.com></gdal-dev@lists.osgeo.org></cjanssen@iavo-rs.com></e4692d1dcad27245866154af9ce126b11045b6b9@emss04m02.us.lmco.com></mike.nidel@lmco.com></even.rouault@mines-paris.org></gdal-dev@lists.osgeo.org></arb@sat.dundee.ac.uk></warmerdam@pobox.com></even.rouault@mines-paris.org></op.ujonuj0tqw3wu1@titan></gdal-dev@lists.osgeo.org></arb@sat.dundee.ac.uk></blu111-w60c7f1aff2a5befecae26ff2240@phx.gbl></gdal-dev@lists.osgeo.org></anders.moe@geocap.no></font>