[MEncoder-users] audio severely out of sync when encoding a video from a DVD-RAM

[Tomas Vondra]

Grozdan napsal(a):
> On Thu, Mar 11, 2010 at 3:30 AM, Tomas Vondra <tv at fuzzy.cz> wrote:
> 
>> Hi,
>>
>> I do have a hard time enconding video recorded on a DVD-RAM - no matter
>> what options I use the resulting audio is severely (a few seconds) out of
>> sync :-(
>>
>> When playing the original video (in mplayer) works perfecly fine, but once
>> I run it through mencoder, it's broken for some reason.
>>
>> For example this:
>>
>> $ mencoder /mnt/cdrom/DVD_RTAV/VR_MOVIE.VRO -oac lavc -ovc lavc -lavcopts
>> acodec=libmp3lame:abitrate=64:vcodec=mpeg4:vbitrate=2000 -vf
>> pp=lp,scale=600:450 -sws 2 -o ~/out-of-sync.avi
>>
> 
> 
> Try using mp3 not through lavc, but with -oac mp3lame -lameopts

OK, thanks - using mp3lame directly works fine. So is the mp3 in lavc 
broken or why does it fail?

Tomas