[mythtv-users] Weird Sound problems

[Stephen Kitchener]

On Friday 26 May 2006 19:27, Stephen Kitchener wrote:

Just a quick note to say that the recent update via yum installed newer 
firmware and this has cured my existing fault with sound.

So it appears not to be a mythtv problem and was probably an ivtv problem, but 
seeing as I couldn't find any references to it on either list, I can't be 
sure.

> On Friday 26 May 2006 15:12, Jonathan Black wrote:
> > Stephen,
> >
> > Assuming /dev/video0 is your PVR150, run "ivtvctl -a" when you are and
> > aren't having problems and compare the results (Or post them here)
>
> Ok I have 4 files, (Attached)
>
> One file is when I have switched the box on, but not started mythtv at all,
> the next is after I have started the front end, the third is after I have
> gone to livetv for the first time (and have no sound) and the last is when
> I have exited livetv and the gone back to livetv.
>
> The change comes in when after I have gone into live tv for the first time,
> but doesn't change between the times that I go into livetv.
>
> The differences from "diff switch-on.txt livetv-first-time.txt" are...
>
> < bitrate     : 8000000
> < bitrate_peak: 9600000
> ---
>
> > bitrate     : 4500000
> > bitrate_peak: 6000000
>
> 15c15
> < framerate   : 0
> ---
>
> > framerate   : 1
>
> 19c19
> < stream_type : 14
> ---
>
> > stream_type : 0
>
> 172c172
> < Volume = 60928
> ---
>
> > Volume = 58880
>
> 176c176
> < Mute = 0
> ---
>
> > Mute = 0
>
> How ever theres no difference between the last two...and mute does not
> change at all....
>
> Steve
>
> > Jonathan
> >
> > >Hi List,
> > >
> > >I have a sound problem (hence the title :-) )
> > >
> > >When I first start up mythtv and go to livetv, I have no sound, If I
> > > exit out of livetv and go back to livetv, I then have sound.
> > >
> > >This then is ok until I reboot the machine.
> > >
> > >The missing sound isn't limited to just that, it's also missing on the
> > >associated mpg.
> > >
> > >If I schedule a tv program to be recorded, it has sound, That is I
> > > switch the machine on and already have one to be recorded. I haven't
> > > gone into livetv once at this point.
> > >
> > >If schedule a tv recording to be recorded, it has sound, But this time,
> > > before the schedule kicks in, I have gone into livetv once... (To test
> > > if it effects livetv only). It appears to be the case.
> > >
> > >I am using FC4, mythtv ( 0.19-128) from yum and therefore ivtv 0.6.2.
> > >I am also using a single hauppage 150.
> > >
> > >So, to me, it looks like livetv is somehow muting the sound only, but
> > > why should it do it once and not subsequent times, until the next
> > > reboot that is, where the sound is initially muted on livetv.
> > >
> > >Has anyone seen this before ???
> > >Has anyone got any suggestions as to where I might look ???
> > >
> > >I don't know what to do next, I have looked and compared the output of
> > > ivtv and the modules at all stages but there appears to be no
> > > difference. The system or mythtv logs don't appear to have anything
> > > relevent, but I can supply them if needed.
> > >
> > >Any help appreciated.
> > >
> > >Steve
> > >_______________________________________________
> > >mythtv-users mailing list
> > >mythtv-users at mythtv.org
> > >http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
> > >
> > >.
> >
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