[mythtv-users] MythTV 0.24 HDMI audio problem

[Steven Adeff]

On Fri, Nov 19, 2010 at 4:00 PM, Jean-Yves Avenard <jyavenard at gmail.com> wrote:
<snip>
>> I understand, but in mplayer it works for all four devices no matter
>> what, which could just be a smart parsing on mplayer's part, or?  yes,
>> I run mplayer with "-ac hwac3,hwdts,". Actually, I have it in my
>> ~/.mplayer/config
>
> Yeah, I used to configure the audio device for passthrough in a
> similar fashion than mplayer, but was told that it wasn't the proper
> way of doing it and it actually failed for some people (personally
> never had a problem with it and that's the way it was done in 0.23).
>
> which version of mplayer a you using? (svn revision that is)

MPlayer SVN-r1.0~rc3+svn20090426-4.4.3 (C) 2000-2009 MPlayer Team


>> what's more annoying is that I can't get AC3/DTS passthrough for any
>> of the devices.
>>
>
> I had a talked about this.
> And depending on the version of ALSA you are using, the device
> information you should enter in myth is either;
>
> 1)With a recent kernel (not sure which version it started from) and a
> version of ALSA-lib containing this change:
> http://git.alsa-project.org/?p=alsa-lib.git;a=commitdiff;h=e6d5dcf1f625984605d362338d71162de45a6c60
>
> ALSA:hdmi:CARD=YourCardName,DEV=id
>
> YourCardName being what's returned by a play -L like: NVidia
> id: being one of the number device used by the hdmi port
>
> Or:
> 2)Define an alias in ALSA
> like mythtv_hdmi:CARD=foo,DEV=x that link to
> intel hda, allowing the use of the extra DEVs when the system alsa-lib
> doesn't have the above patch..
> and use ALSA:mythtv_hdmi in the myth audio configuration.
>
> Uncheck the advanced audio bit and force of passthrough.
>
> I'll get myself a GT220 and see how it goes. Hopefully will find a way
> to make all of this a bit easier to configure.

I'll have to play around with this when I have time, which I don't
right now, and so I'm in no rush at this point since it works =/



-- 
Steve
http://www.mythtv.org/wiki/User:Steveadeff
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