[mythtv-users] Audio Sync Problem (already read the HOW-TO)

[Lorrin Nelson]

after muting the line-in you've got to turn on recording. that's 
space-bar in alsamixer I think.

jack straw wrote:

> 
> I've been banging my head against the wall for 3 days trying to fix the 
> ubiquitous audio sync problem.
> 
> I'm running a 1.3 duron with 512 mb ram, with a pinnacle PCTV Pro and a 
> Turtle Beach Santa Cruz sound card. I've installed everything clean as 
> per the HOWTO (using RH9 and all the latest bits and pieces)- got the 
> soundcard working (or so i thought) with ALSA (and i rememberd to 
> disable "aRTS"). Everything works fine, EXCEPT for the audio sync issue. 
> In other words,  mythtv works fine, the audio works fine- it just isn't 
> synced (ie. there is something wrong with /dev/dsp).
> 
> i followed all of the directions with regard to making sure the capture 
> and volume settings are correctly set (the audio patch cable is in the 
> line-in port, although it doesn't matter, it doesn't work in the mic 
> port either). the problem arises when i mute the line-in and stop 
> getting audio altogether. in MythTV the audio device is set to /dev/dsp.
> 
> when i ls -al /dev/ds* i get:
> 
> crw---------      1 mythtv       14,     3 Jan 30 2003 /dev/dsp         
> (highlighted in yellow)
> crw---------      1 mythtv       14,     3 Jan 30 2003 /dev/dsp1       
> (highlighted in yellow)
> crw---------      1 mythtv       55,     3 Jan 30 2003 /dev/dsp56k   
> (highlighted in yellow)
> 
> there are also adsp0, adsp1. adsp2 and adsp3 listed (looking exactly 
> like the above)
> 
> however, when i "dmesg | grep dsp" as one emailer suggested, i get nothing.
> 
> i know just enough about linux to hurt myself- but i'm pretty good at 
> following directions. any suggestions??
> 
> thanks
> 
> eb
> 
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