[FFmpeg-user] Mpeg2 Encoding problem

Francois Visagie francois.visagie at gmail.com
Thu Aug 23 08:01:56 CEST 2012


> -----Original Message-----
> From: ffmpeg-user-bounces at ffmpeg.org [mailto:ffmpeg-user-
> bounces at ffmpeg.org] On Behalf Of Roger Pack
> Sent: 22 August 2012 22:04
> To: FFmpeg user questions
> Subject: Re: [FFmpeg-user] Mpeg2 Encoding problem
> 
> > I  try  to convert a x264 video to mpeg2. I set the bitrate to 6000000
> > but  the  resulting  video  is  never bigger than 1.6 GB. The video is
> > around 90 mins, I expect a much bigger mpeg2 than 1.6 GB.
> >
> > Is  there  a known problem with mpeg2 or a special settings to "force"
> > the bitrate?
> 
> there's a -max-rate and -min-rate but if an encoder can't reach that rate
even
> at their highest quality levels, then it could still fall below it.
> -r

And if I'm not mistaken the console output indicates when the allowed
bitrate couldn't be reached. At least with 2-pass encoding.



More information about the ffmpeg-user mailing list