[mythtv-users] No sound in mythtv

Bruce Markey bjm at lvcm.com
Sun Dec 19 06:03:08 UTC 2004

Ståle Undheim wrote:
> After some problems I finally got sound working in video4linux. Sound
> is through a cabel into line-in on my soundcard. The TV card is
> pinnacle PCTV pro - running linux debian sid 2.6.9-1-686. It works
> fine in tvtime and xawtv, but not in mythtv.
> The first thing I found that I should correct was to set the recording
> flag on line-in, and mute it. I did this. Then I tried tvtime again,
> no sound, as expected. But if I do aplay /dev/dsp I get the tv-sound,
> although a bit delayed.

Good. That means that it is recording and playing back the
digital data correctly.

>  In mythtv I have /dev/dsp as the sound device, but still no sound.

There are two places you should check. In the backend setup
program "Capture cards" section you need to set "Audio device"
to /dev/dsp for recording. In "mythfrontend" Setup->General
page 3, you need to set "Audio output device" to /dev/dsp for

--  bjm

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