[mythtv-users] MythTV, 1080P, NVidia, DVI to HDMI

David Knight dlknight at sdf.lonestar.org
Sat Oct 24 10:10:17 UTC 2009


On Fri, October 23, 2009 1:11 pm, James Crow wrote:
> David Krainess wrote:
>> --- On Thu, 10/22/09, Jarom McDonald <jarom_mcdonald at byu.edu> wrote:
>>
>>
>>> a) Some TVs do not allow you to have an HDMI input with a
>>> separate audio feed. Check your Panasonic's HDMI inputs to
>>> see.
>>>
>>>
>>
>> OK, the Panny manual shows some dotted lines to use separate audio on
>> HDMI (and the spec says "Analog audio input (for HDMI): yes".  But
>> assuming I want to do audio over HDMI (to save a cable or be digital
>> perhaps), can someone recommend a good VDPAU capable card (available
>> from NewEgg) that works with the SPDIF passthrough, MythTV, and a Panny
>> 2009 plasma panel.  There must be someone :>
>>
>> Any advice appreciated.
>>
>>
>>
>>
> I don't have a Panasonic panel, but my LG required me to edit the EDID
> data to remove the audio information if I wanted to use analog audio
> with HDMI video. Really if you are connecting by HDMI you might as well
> get SPDIF passthrough working and not worry with EDID editing. I am
> using this ASUS 9500GT:
> http://www.newegg.com/Product/Product.aspx?Item=N82E16814121271  As
> someone else mentioned in this thread you can get analog audio and HDMI
> video working (I did have it working), but in the end it was much easier
> to get SPDIF passthrough working. I happen to have all ASUS
> motherboards, and my video card came with the necessary cable to connect
> to the MB. The cable I received was just a four pin flat connector on
> the MB end; it should work for any MB. I am running Mythbuntu 9.04 and
> it was as simple as configuring Myth to use alsa:default and unmuting
> SPDIF in alsamixer.
>
> Cheers,
> James
>
>
>

My Panasonic TH-42PX80B allows you to select Digital or Analog audio for
HDMI inputs. I have the analog input connected to the motherboard audio
out and it works fine when analog is selected on the TV. Digital out via
SPDIF is also working.

Dave K.



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