[mythtv-users] No sound on recorded programs playback (sigh)

steve networks1 at cox.net
Fri Jan 22 19:55:53 UTC 2010


>> After finally getting everything on my new build seemingly working, I 
>> watched a recorded show and there was no sound. When I play the saved 
>> file with the movie player, the sound is there, so it's definitely 
>> some issue with the connection between Mythv and the card.
>>
>> This is on FC12, and it's an on-board sound system on a Gigabyte 
>> GA-EP45-UD3R mobo, which the manual doesn't describe except to say it 
>> uses a Realtek ALC889A codec.
>>
>> The frontend setting are the defaults, i.e. audio output device = 
>> alsa: default, passthrough = default, mac channels = stereo, upstream 
>> = passive, and none of the spdif stuff checked.
>>
>> Dmesg shows ALSA is loaded normally, and there are no bad looking 
>> messages in the myth log; just says AFD opened codec (audio).
>>
>> I'm a little afraid this may be related to the libfaad problems I was 
>> having 
>> http://mythtv.org/pipermail/mythtv-users/2010-January/278749.html that 
>> I thought were resolved with a symbolic link to the newer version.
>>
>> Anyone know how I can fix this or how to debug?
>>
> 
>What kind of capture card are you using? Are you sure you don't have to 
>run the output of your capture card to the line in on your sound card?
>I used to have a frame grabber capture card that I needed to hook up 
>this way..

It an HDPVR.  But like I say, when I play back the recorded .mpg file on
another player (the Gnome movie player) the sound is there.  So I'm certain
the sound is getting recorded.  Somehow it's not getting routed through
mythtv to the sound card on playback (I do get the video, tho).



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