[FFmpeg-user] r128 usage?

[Boštjan Strojan]

On Tue, Oct 2, 2012 at 8:05 AM, Clément Bœsch <ubitux at gmail.com> wrote:

> Example: assuming you have I = -12 LUFS, and you want I = -23 LUFS (what
> you are likely aiming for), -23 - (-12) = -11 LU. So basically, just use
> -af volume=-11dB and here you go. If you re-run an ebur128 analysis after
> this operation, you should get I = -23 LUFS.

a two pass process, right?

pass one = get the correction value
pass two = apply

thanks,

Boštjan

(p.s. i do understand the theory, i'am using "track replaygain" curently)