nyk wrote: >No problem, samples are: > >dvb-C4orig.mpg : original mpeg-ts >dvb-C4menc.mpg : results of mencoder -of mpeg -mpegopts format=dvd:vbitrate=9000 -o dvb-C4menc.mpg -oac copy -ovc copy C4.mpg > >trimmed to the same size > >hth >Nyk > > Thanks. Solved using appending -mc 0 to the command line. The problem is that mplayer sees massively different A/V timestamps (try mplayer orig.mpg) so it makes a mess in the management of the streams. It happens quite rarely, but it's still fixable adding -mc <small value> eventually 0. Nico