Did you also copy over /etc/asound.conf (or where ever Ubuntu stores
the global ALSA config file)?

Hate to lead you to other distro territory for this, but it could help:
https://wiki.archlinux.org/index.php/Advanced_Linux_Sound_Architecture#Upmixing.2FDownmixing

--
Jeremy MountainJohnson
Jeremy.MountainJohnson at gmail.com


On Mon, Mar 25, 2013 at 3:51 PM, Yaron <tclug at freakzilla.com> wrote:
> Ok folks, it's "Alsa Is Driving Me Crazy YET AGAIN" time.
>
> My media center computer's SSD (which is ancient and crappy) is thinking
> about dying, and I wanted some different software on there (DOWNgrading
> MythTV to 0.24, in fact) so perfect time to throw a new drive in there and
> start from scratch since I have a backup.
>
> Now I can't get sound to work right.
>
> These are both Ubuntu systems, the new one is 12.10, the old one, uh.
> Probably 12.04 via updates.
>
> I... remember going through a lot of trouble to get alsa to work correctly
> in the first place, including giving m full surround sound etc. Now the
> thing doesn't even show I have the surround channels.
>
> Here's the thing. I copied over .asoundrc. I even copied over all of
> /usr/share/alsa from the previous installation. Still nothing. At one point
> I managed to get SOME surround sound but the channels were a mess...
>
> Anyway, before I go looking for an alsa-list with it's crazy amount of
> unhelpful snark, I figured I'd throw it on here.
>
> Does anyone know exactly what I need to copy from the old installation to
> make it so alsa has the exact same configuration?
>
>
> TIA!
>
>
>
> --
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