[mythtv-users] Using HDMI Disables All Audio?

Clifford Snow clifford at snowandsnow.us
Fri Nov 5 20:17:48 UTC 2010


I am running 10.10 with alsa-base 1.0.23+dfsg-1ubuntu4

I have sound on HDMI on this version as well as 10.04.

Clifford

On Fri, Nov 5, 2010 at 12:56 PM, McCormick, Ronald <ramccor at pluribus.org>wrote:

> On Fri, Nov 5, 2010 at 1:57 PM, nospam312 <nospam312 at gmail.com> wrote:
>
>> > worked correctly). I was able to get HDMI to work on mythtv by setting
>> Audio
>> > Output Driver to
>> >     ALSA:plughw:x,y
>> > where x and y are the HDMI card and device number displayed by "aplay
>> -l".
>>
>> My aplay -l displays a list just like yours (different model number)
>> ALC662 Analog (0,0), ALC662 Digital (0,1) but no device 3.
>>
>> Just in case I have tried 0,3 and 0,1 neither work for me.
>>
>> > 2) Try speaker-test with various values for -D
>>
>> When I try speaker-test is says playback open error -2 no such file
>> directory
>>
>> >I second Jim's suggestion of disabling the EDID
>>
>> I read the message as EDID should be enabled - i.e. "The short story
>> is, don't put 'Option "UseEDID" "False" ' in your
>> xorg.conf file." - I do not have this option in my xorg.conf.
>>
>> >If the TV thinks that audio HDMI is enabled, it will disable the analog
>> audio inputs.
>>
>> Yes the TV has disabled analog audio input as when I have it set to
>> ALSA:default I still get audio if I attach speakers direct to the
>> 3.5mm output.
>>
>> >However, if you upgrade to a more recent ALSA, you should be able to get
>> audio over HDMI working on more recent video cards GT210/220 and higher.
>>
>> I am using one of these cards 210.  Perhaps that is the problem.
>>
>> My ALSA is ALSA 1.0.21 what version do I need?
>>
>> Is anyone running Mythbuntu 10.10 and tell me what version is
>> installed by default?
>>
>> I am using Mythbuntu 10.04 at the moment is there a guide available to
>> get a newer version of ALSA installed?
>>
>> Thanks
>> _______________________________________________
>> mythtv-users mailing list
>> mythtv-users at mythtv.org
>> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
>>
>
> alsa-driver 1.0.23 includes HDMI audio on the Nvidia GT210/220.  (Fedora 13
> stock came with 1.0.22 :-( so I had to update.  It is fairly simple to do)
>
> From http://www.alsa-project.org/main/index.php/Changes_v1.0.22_v1.0.23
>   ALSA: hda - Support NVIDIA MCP89 and GT21x hdmi audio
>
> As for a guide,
> http://www.alsa-project.org/main/index.php/Matrix:GenericInstructions is
> Generic instructions, Someone else may have distro specific instructions for
> you.  Be aware it may be tricky to get the correct configure incantations,
> but the new driver worked well for me on Fedora 13.
>
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>
>
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