<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Mon, Aug 19, 2013 at 7:50 PM, Joseph Fry <span dir="ltr"><<a href="mailto:joe@thefrys.com" target="_blank">joe@thefrys.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I am a bit confused.... are you saying that plugging in your<br>
headphones mutes the HDMI in windows, but not in Ubuntu?<br>
<div class="HOEnZb"><div class="h5"><br>
On Mon, Aug 19, 2013 at 6:50 PM, Daryl McDonald <<a href="mailto:darylangela@gmail.com">darylangela@gmail.com</a>> wrote:<br>
><br>
><br>
><br>
> On Mon, Aug 19, 2013 at 5:51 PM, Mike Perkins <<a href="mailto:mikep@randomtraveller.org.uk">mikep@randomtraveller.org.uk</a>><br>
> wrote:<br>
>><br>
>> On 19/08/13 20:52, John Nissley wrote:<br>
>>><br>
>>> On Fri, 2013-08-16 at 14:28 -0700, Karl Newman wrote:<br>
>>>><br>
>>>> On Fri, Aug 16, 2013 at 1:10 PM, Joseph Fry <<a href="mailto:joe@thefrys.com">joe@thefrys.com</a>> wrote:<br>
>>>> On Fri, Aug 16, 2013 at 4:02 PM, John Nissley<br>
>>>> <<a href="mailto:jnissley@nissley.org">jnissley@nissley.org</a>> wrote:<br>
>>>> > I am running close to the latest trunk of mythtv and for the<br>
>>>> last few<br>
>>>> > months I have been having some interesting challenges with<br>
>>>> digital<br>
>>>> > audio.<br>
>>>> > I am running Fedora 18 and an intel CPU with intel graphics<br>
>>>> and sound<br>
>>>> > drivers. A few months ago the digital sound stopped going<br>
>>>> out through<br>
>>>> > my spdif connector and started going through my DVI<br>
>>>> connector that is<br>
>>>> > connected with a DVI to HDMI connector to my TV. My TV has<br>
>>>> a spdif out<br>
>>>> > but it only works for TV stations the TV tunes and not sound<br>
>>>> coming in<br>
>>>> > from an HDMI port. I am trying to get the digital sound to<br>
>>>> go through<br>
>>>> > my SPDIF connection so I can get it to my tuner.<br>
>>>> > Can anyone point me in the direction to get this resolved?<br>
>>>> > Many thanks..<br>
>>>><br>
>>>><br>
>>>> If the sound is being carried VIA the graphics cable, then<br>
>>>> most likely<br>
>>>> you have two sound devices in your system. One is probably a<br>
>>>> standard<br>
>>>> Intel or Realtek HDA hosting your spdif. The other is likely<br>
>>>> associated with your video card. In mythtv's playback menus,<br>
>>>> make<br>
>>>> sure that your explicitly telling it to use the standard sound<br>
>>>> card,<br>
>>>> not the video card.<br>
>>>><br>
>>>> There was also a change to ALSA in kernel 3.8 which broke S/PDIF. It<br>
>>>> was about device numbering or something. It was broken in favor of<br>
>>>> fixing HDMI sound, but I think a newer version of alsa-lib can fix it,<br>
>>>> but you'd need to re-scan in myth. It may not solve your problem, but<br>
>>>> it might be something worth exploring.<br>
>>>><br>
>>>><br>
>>>> Karl<br>
>>>><br>
>>> Thanks for your response. I am on kernel version <a href="tel:3.10.7-100" value="+13107100">3.10.7-100</a> fc18 and my<br>
>>> alsa lib is alsa-lib-1.0.26-2.fc18.x86_64. Do you have any idea if this<br>
>>> is the offending lib version and if so what is the best way to replace<br>
>>> it with a new one. I have even tried installing a stand alone PCI sound<br>
>>> card just to make sure it was not in internal motherboard issue and<br>
>>> still no success. I have basically tested with all available sound<br>
>>> outputs that mythtv give me and found that only the HDMI and analog<br>
>>> outputs work.<br>
>>><br>
>> Despite the electrical match between DVI and HDMI, I don't believe that a<br>
>> DVI interface will carry sound. You have to be HDMI end to end for that to<br>
>> work.<br>
>><br>
>> --<br>
>><br>
>> Mike Perkins<br>
>><br>
>><br>
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><br>
><br>
> May I piggy-back a related question here? On my FE/BE dual boot, I have to<br>
> unplug the cord from the headphone jack on the PC to get audio on Windows,<br>
> (it can stay plugged into the TV) and plug it back in for Ubuntu. I have<br>
> HDMI out of PC and HDMI into TV. Audio should work on the HDMI for both<br>
> scenario's shouldn't it?<br>
><br>
> Daryl<br>
><br>
><br>
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><br>
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<a href="http://www.mythtv.org/mailman/listinfo/mythtv-users" target="_blank">http://www.mythtv.org/mailman/listinfo/mythtv-users</a></div></div></blockquote><div><br></div><div> </div></div>It's a 1/8" stereo patch cord from audio in on my TV going to the audio out (aka headphone jack) of my PC. But yeah, when I unplug it from the PC I get sound in windows (I assume through the HDMI) then I have to plug it back in to get sound in Ubuntu. I would rather stay with Ubuntu but if I have to switch (LG's blu-ray not supported in linux) it would be nice to have HDMI audio in both cases.</div>
<div class="gmail_extra"><br></div><div class="gmail_extra">Daryl</div></div>