[MPlayer-users] Why create video in 1st pass?

[Jan Knutar]

On Wednesday 23 November 2005 18:31, Tshepang Lekhonkhobe wrote:
> Hello,
> Why is it default behaviour that MPlayer creates a video during 1st
> pass when we are interested in the 2nd pass output?
> I see some people directing it to /dev/null but isn't this unnecessary overhead?
> From the docs, I get that the 1st pass is used to study the input
> video to make a superior 2nd pass video, so why need the 1st pass
> video output?

The process of encoding video output is what studies the input video.