[mythtv] Sound Mode Selection

Isaac Richards mythtv-dev@snowman.net
Mon Jan 13 16:45:31 EST 2003


On Sunday 12 January 2003 11:30 pm, mss2049@columbia.edu wrote:
> I have an AVerMedia Stereo tuner card and the bttv driver seems to
> have a bug. The bug is that on channels that have SAP audio, the
> auto mode selection seems to select some odd mode where the main
> audio is on the left channel and SAP is on the right channel. When
> I'm using xawtv, after hacking the bttv driver some, if i select
> stereo, I now get the normal stereo mode I would expect.
>
> MythTV seems to just leave the audio mode on auto as it probably
> should. How would I make it select VIDEO_SONUD_STEREO mode? I tried
> putting a VIDIOCSAUDIO and a VIDIOCGAUDIO ioctl call in the
> setup/main.cpp file, but that didn't seem to work. I also tried
> modifying the ioctl call in NuppleVideoRecord, but that didn't seem
> to work. Where would be the correct place to put something like this?

The proper place would probably either be in NuppelVideoRecorder.cpp or 
channel.cpp (which handles changing channels/inputs/etc).

Isaac



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