[MEncoder-users] Wrongly guessed bitrates for 2x700 MB CDs

[Dominik 'Rathann' Mierzejewski]

On Thursday, 21 September 2006 at 12:34, Trent Piepho wrote:
> On Thu, 21 Sep 2006, Dominik 'Rathann' Mierzejewski wrote:
> >
> > Delete the files you got in the -ovc frameno pass and don't use -oac copy
> > when encoding video. Instead, encode the audio in every video pass.
> 
> Why does using -oac copy matter in the non-final passes?  It seems like you
> could use -oac copy for the first pass, and then use -oac mp3lame in the
> final pass.
> 
> What would be faster, is if there was a -oac null option, sort of like -ovc
> frameno.  It wouldn't actually encode any audio, just be a filler for things
> like bitrate estimating and mutlti-pass encoding.

Doesn't it mess up A-V sync if you use a different audio stream in each pass?
I thought frameno was deprecated for this reason.

Regards,
R.

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