Re: audio over HDMI
On Wed, Dec 07, 2011 at 06:53:25PM -0500, Rob Owens wrote:
> I got it working for the most part. See below.
>
> On Tue, Dec 06, 2011 at 10:52:48PM +0100, Camaleón wrote:
> > El 2011-12-03 a las 20:51 -0500, Rob Owens escribió:
> >
> > (resending to the list)
> >
> Sorry about replying just to you. That was a mistake.
>
> > > On Sat, Dec 03, 2011 at 11:45:23AM +0000, Camaleón wrote:
> > > > On Fri, 02 Dec 2011 20:58:40 -0500, Rob Owens wrote:
> > > >
> > > > > On Fri, Dec 02, 2011 at 05:21:39PM -0500, Rob Owens wrote:
> > > > >> I've got an nVidia Corporation G98 [GeForce 8400GS] and I'm trying to
> > > > >> get audio working over HDMI. I'm running Squeeze and the proprietary
> > > > >> nVidia driver from non-free.
> > > > >>
> > > > > I upgraded to Wheezy and am having some success. I have sound in
> > > > > MythTV, by specifying the audio device to use. How can I get
> > > > > applications such as Rhythmbox to use HDMI audio? Pulseaudio is
> > > > > installed on my system, but I don't have any desktop environment (so no
> > > > > gnome sound properties dialogs). I'm running Openbox.
> > > >
> > > > In the past, the usual way for doing this was by setting the choosen
> > > > audio card as the deafult device for ALSA, to redirect all of the output
> > > > sound there.
> > > >
> > > OK, I've created /etc/asound.conf as follows:
> > >
> > > pcm.!default {
> > > type hw
> > > card 1
> > > device 7
> > > }
> > > ctl.!default {
> > > type hw
> > > card 1
> > > device 7
> > > }
> > >
> > > (I got the card and device numbers by running "aplay -l").
> > >
> > > This gives me sound for mplayer, for instance. Rhythmbox and VLC do not
> > > play any sound, however. I can get VLC to play by changing the output
> > > module from "default" to "alsa".
>
> My current /etc/asound.conf is as follows. It works, but I can't swear that
> it's 100% by-the-book.
>
> pcm.pulse {
> type pulse
> }
> ctl.pulse {
> type pulse
> }
>
> pcm.!default {
> type hw
> card 1
> device 7
> }
> ctl.!default {
> type hw
> card 1
> device 7
> }
>
> >
> > Hum... I also have tried with a custom "~/.asoundrc" file and it seems
> > it does not make any difference here (running GNOME + gnome-shell +
> > pulseaudio).
> >
> > What it works like a charm is selecting the sound device to use from
> > gnome-shell audio applet but, to be sincere, I don't know from where s
> > this volume indicator coming from nor its name :-?
> >
> > > I think that any application that attempts to use PulseAudio (which is
> > > the default, I think) will not play. Can anyone suggest a change to
> > > asound.conf to correct this? Or maybe the fix has nothing to do with
> > > asound.conf?
> >
> > You can try with PA default/suggested applications to control the sound
> > server, like "pavucontrol", "padevchooser" (I think this is now somehow
> > deprecated), "gnome-pulse-applet" or whatever applet that integrates
> > with PA and openbox and allows you to select the output device.
> >
> I used gstreamer-properties and set the default output plugin to
> "PulseAudio Sound Server" and the default output device to "High Definition
> Audio Controller", which is my HDMI output. In gconf-editor, I set
> /system/gstreamer/0.10/default/audiosink to
> "pulsesink device="alsa_output.hw_1_7"
> and I did the same for /system/gstreamer/0.10/default/musicaudiosink, which
> I think is what rhythmbox references.
>
I forgot something. I also added:
load-module module-alsa-sink device=hw:1,7
to /etc/pulse/default.pa
I put it right under the line:
#load-module module-pipe-sink
(not sure if it's position in the file is important)
> Basically this seems like a big workaround. I have not made a single
> default setting, rather I've fixed every audio application individually
> (MythTV required me to specify my HDMI device -- I could not simply
> accept ALSA-Default).
>
> The only thing I didn't try yet is blacklisting modules for my onboard
> audio. Maybe that would simplify things by eliminating one audio device.
>
> -Rob
>
>
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