I t will take nearly 25 minutes to convert 250 mb of tiff image to ASCII Thank u..... -- View this message in context: http://osgeo-org.1803224.n2.nabble.com/conversion-from-one-format-to-another-is-very-slow-tp5073787p5074491.html Sent from the GDAL - Dev mailing list archive at Nabble.com.