On Tue, Jan 25, 2005 at 12:32:27PM +0100, Olaf Conradi wrote: > > So if you want to have the rotated image available in jpeg format, > then you should rotate with jpegtran and not decode, rotate and > encode. As the encoding step is the one which loses some information, > because jpeg uses a lossy compression technique. > Well, thank you very much for your explanations. I'm fairly more informed on the subject now. Regards, Victor