I want to make black areas transparent, and used: gdalwarp -overwrite -dstnodata 0 -dstalpha geobk_jeo.tif geobk_jeo2.png
it didn't make them transparent. regards -- Ahmet Temiz Jeoloji Müh. Planlama ve Zarar Azaltma Dairesi Başkanlığı Bilgi ve CBS grubu Eskişehir Yolu 10. km. Lodumlu / Ankara Tel : 0 312 2872680 / 1535 _______________________________________________ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev
