[mythtv-users] AC3 passthrough not working

Allen Edwards allen.p.edwards at gmail.com
Sun Apr 12 15:30:09 UTC 2009

On Sun, Apr 12, 2009 at 3:50 AM, Glenn Sommer <glemsom at gmail.com> wrote:

> Ok, I tested today by commenting out the rate field in /etc/asound.conf.
> I rebooted just to be sure...
> And I can say it still works FINE! :D
> Though, I just noticed most of my recordings are either in AC3, or in
> 48kHz... I still need to find a recording NOT 48kHz just to be sure...
> :)
> But I guess you're right - there's no reason to re-assamble to 48kHz
> if it's unneeded!
> Thanks for the help! :)
Thanks for doing that experiment.  I think you will get higher quality with
a bit true passthrough.

If you want a 44.1kHz signal, play a CD.  This works on my system.
$ mplayer -cache 500 -cdrom-device /dev/cdrom cdda://

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