Roger Pack | 30 Dec 23:04 2012

Re: Encoding to mpeg2video results in buffer underflows

On 12/30/12, Carl Eugen Hoyos <cehoyos <at>> wrote:
> Jonathan Isom <jeisom <at>> writes:
>> ffmpeg -i mpeg2video_underrun.mp4 -b:v 8000000 -qmin 1 -qmax 5
>> -c:v mpeg2video -c:a ac3 -f mpeg mpeg2video_underrun.mpg
> This command line shows the following warning:
> VBV buffer size not set, muxing may fail

I think I've seen this before. may
also be related.  Does some default need to be set here?