[mythtv-users] DMA Sound with AverTV (saa7134 driver)
Michael T. Dean
mtdean at thirdcontact.com
Sat Jul 22 18:03:27 UTC 2006
On 07/21/06 21:47, Steven Ihde wrote:
>I'm using an AverTV GO 007 with the saa7134 driver and kernel 2.6.17. The
>video seems to be working fine. Sound is a problem though. I have loaded
>the saa7134-oss module, and do seem to be able to capture sound on /dev/dsp1.
>However, every time I change channels, or stop watching TV and start again,
>the sound goes away.
>
>To get the sound back (even to get it to work the first time), I have to use a
>mixer like aumix to change the record capture away from "video" to something
>else, then back to video. Then the sound comes back. The mixer control
>gives three choices for capture source: Line 1, Line 2, and Video.
>
>I tried the "Don't touch audio volume" switch in the capture card
>configuration, but it didn't seem to help.
>
>Has anyone experienced or fixed this problem? Any advice?
>
Use v4lctl to set mute off at the start of every recording. See the man
page for v4lctl for how. You can integrate this into a channel change
script (but you'll have to actually change the channel with the script,
too).
Mike
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