I use ffmpeg in order to convert fname.flv video to mp4: ffmpeg -i fname.flv -c:v mpeg4 -copyts -loglevel verbose fname.mp4 The video quality of my output is bad. How can I improve it? Best regards, Prof. Flavio Sartoretto gia' Docente di Calcolo Scientifico Universita' Ca' Foscari Venezia