[mythtv-users] No Volume control with iec958
Lindsay Mathieson
lindsay.mathieson at gmail.com
Sun May 24 06:11:53 UTC 2009
On Sun, 24 May 2009 02:48:32 pm Jean-Yves Avenard wrote:
> Hi
>
> 2009/5/24 Lindsay Mathieson <lindsay.mathieson at gmail.com>:
> > MythTV 0.21 (Jean-Yves VDPAU repo)
> >
> > Using a ALSA:plug:iec958 I get successful sound output with a NVidia
> > 9400GT, however I cannot get the volume controls to work (including
> > mute).
>
> Try with ALSA:spdif or ALSA:iec958 only...
That does work - I think my asound.conf was screwing things up, have since
simplified it.
>
> AFAIK, a nvidia 9400GT won't do audio natively, so if using a
> passthrough cable, it's just a matter of configuring spdif output.
Yah, passthrough from my Mobo
>
> what does aplay -l output ?
card 0: NVidia [HDA NVidia], device 0: ALC662 Analog [ALC662 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: NVidia [HDA NVidia], device 1: ALC662 Digital [ALC662 Digital]
Subdevices: 1/1
Subdevice #0: subdevice #0
>
>
> For the software volume to work, you must use "software" in the
> default mixer settings (Settings -> General -> Audio page)
Nope.
This in my asound.conf + ALSA:Default in myth tv briefly worked:
pcm.!default {
type plug
slave.pcm {
type hw
card 0
device 1
subdevice 0
}
}
Sound and Volume, but now the volum has stopped working after a reboot.
>
> > Also AC3 Passthough just produces static.
>
> probably not using the right audio device.
> Make sure the passthrough device is properly set. If using my
> packages, I've added some default entries there.. Try them all, surely
> one will work
Tried them all, none work.
--
Lindsay
http://blackpaw.jalbum.net/home
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