[MPlayer-users] two pass encoding and audio only in 2nd pass?

[RC]

On Thu, 1 Nov 2007 22:22:18 +0100
Malte Gell <malte.gell at gmx.de> wrote:

> There was someone who wrote you could safe CPU 
> cycles by using -oac copy in pass one and encode to MP3 just in pass 
> 2..... I'll now take your advise and make it right, though it may take
> longer.

You can safely set lame to lowest quality encoding using aq=9 for the
first pass, and only set it to aq=2 on the second pass.  That will about
halve the time it takes instead of using aq=2 on both passes (most
lame presets set aq=2).