[FFmpeg-user] 2-pass ENcoding with mpeg (switching from mencoder)

Francois Visagie francois.visagie at gmail.com
Tue Aug 6 15:11:51 CEST 2013

> -----Original Message-----
> From: ffmpeg-user-bounces at ffmpeg.org [mailto:ffmpeg-user-
> bounces at ffmpeg.org] On Behalf Of James Board
> Sent: 06 August 2013 14:40
> To: FFmpeg user questions
> Subject: Re: [FFmpeg-user] 2-pass ENcoding with mpeg (switching from
> mencoder)
> >Normally I get this error when trying to pass 5.1-channel audio to
> >the libvo-aacenc encoder which can't handle it, but in this case you've
> >disabled audio with '-an' (do you really want that?).
> Actually, I'd rather pass the audio through in the same exact format.  I
can do
> this in mencoder with '-avc copy'.  What's the equivalent way to pass
> through in ffmpeg?

'-c[odec]:a copy'

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