[pulseaudio-discuss] Channel Mode mixer element: 6ch vs. 8ch

gee John.ettedgui at gmail.com
Wed Dec 8 20:55:47 PST 2010

Colin Guthrie <gmane <at> colin.guthr.ie> writes:

> Hi,
> Just putting this here so I don't forget about it.
> Someone on IRC (gee) reported that his surround71 profile wasn't being
> detected. This was due to a control in alsamixer that needed to be
> configured for 7.1 to work...
> I'm not yet sure if 8ch mode breaks something else, (e.g. prevents
> surround51 from working), so will ask gee this on IRC and report back.
> Simplest solution would just be to force this to 8ch all the time but if
> that doesn't work we'll have to be smarter (enabling 8ch only when using
> surround71 and setting it to 6ch at all other times).
> Col

I have not encountered anything since then that would lead me to believe it was 
wrong to do so.
Even though forcing this might not be the best.
Maybe give an option to the user in pavucontrol (instead of alsamixer) or 
something like this?

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