[mythtv-users] SPDIF problems

[Steven Adeff]

On 2/18/07, Kevin Ould <crippler75 at gmail.com> wrote:
> > A very thorough walk through of configuring digital sound is on the
> > wiki
> (http://mythtv.org/wiki/index.php/Configuring_Digital_Sound)
> so
> > this is definitely worth reading through if you haven't already. I
> > would also check to make sure your receiver is not configured with
> > separate settings for stero PCM material which the S/PDIF will also be
> > passing whenever it encounter non-AC3 material.
> >
> > Are you doing any sampling rate conversion with non-48kHz material?
> > Some/most receivers will not play 44kHz material (common for MP3s
> > ripped from CD) if they are expecting 48kHz audio over the S/PDIF
> > connection.
> >
> > If you connect your PC to the receiver via a stereo analog audio cable
> > (and adjust your output settings appropriately) do you get
> > normal-level audio?
>
> Thanks for the reply nick. I have read through the link you referred to and
> that is how I initially got things working but since then things have farked
> up. So I know it is able to work I just can't manage to get the volume up
> when playing regular non-AC3 material. The output is darn near inaudible but
> it is there. I will try and check the normal analog outputs but I am pretty
> confident they will work normally. I am beginning to think after reading the
> numerous threads RE: nforce4 spdif problems that I may just have to look
> into other options. I watched my first movie on mythtv last night(it was HD
> Dolby Digital so sound worked) and it was nice but I had numerous audio
> dropouts, the recording was good as if I back up over where the audio
> dropped out it would work on the second pass. A little annoying so I seem to
> have multiple audio issues. :-(

please don't top post.

you say that the audio for SD shows is audible through the spdif
output, correct? Is it just the volume is low? If so you may need to
just run alsamixer and raise the volume levels. Also make sure you
disable Myth's internal volume controls.


-- 
Steve
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