[MPlayer-users] perfect playback from dvd, jerky from mpg4?
arpi at thot.banki.hu
Thu Apr 3 01:38:07 CEST 2003
> vcodec=mpeg4:aspect=1.81:vhq:v4mv:vbitrate=2000:vpass=1 -o /dev/null; nice
> - -18 mencoder -dvd 1 -dvd-device /dev/loop/1 -ovc lavc -vop crop=708:362:6:58
> - -alang en,de,fr -oac copy -lavcopts
> vcodec=mpeg4:aspect=1.81:vhq:v4mv:vbitrate=2000:vpass=2 -o
> mplayer -vo x11 -zoom -ao oss shes_all_that.avi
> - -> good sync, goody audio, but somewhat jerky image playback, cpu on ca. 30%
> Anybody got an idea why this is? As a perfect dvd playback seems to be
> possible, I believe mplayer can detect the correct parameters, so mencoder
> should also. It also rules out software timing detection problems, hardware
> display problems and hw hard-disk problems. Is it an encoder problem?
maybe -ofps 23.976 (at encoding) help?
(mplayer autodetects it after a few seconds but mencoder can't)
btw you don't need to mess w/ loopdev, -dvd-device something.iso is just fine
A'rpi / Astral & ESP-team
Developer of MPlayer, the Movie Player for Linux - http://www.MPlayerHQ.hu
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