generally it is enough to enable the mp4 flag in the ffmpeg and in x264.
if that doesn't work, enable the flag globally and recompile the packages
that have changed use flags. in that way should definitely work.

2008/1/28, Mark Haney <mhaney@ercbroadband.org>:
>
> What do I need to emerge/configure to play .mp4 files on my system?
>
> --
> Libenter homines id quod volunt credunt -- Caius Julius Caesar
>
>
> Mark Haney
> Sr. Systems Administrator
> ERC Broadband
> (828) 350-2415
>
> Call (866) ERC-7110 for after hours support
> --
> gentoo-amd64@lists.gentoo.org mailing list
>
>


-- 
dott. ing. beso