Am 25.10.2014 um 11:05 schrieb Marco Casella: > How Can I transform some tiff file in ecw format? Any tips is well appreciated. > You have to buy a license from ERDAS to do that. Or you may find an old ECW driver with SDK v3.3 which allowed a limited filesize for file freation as well. The current SDK v5 is read-only. Greetings, André Joost