[mythtv-users] PVR-250 no audio out

Justin Whitney ripple at wpi.edu
Mon Feb 9 00:44:27 EST 2004


I was init'ing the card with the below on startup:

#Set NTSC video standard
test_ioctl -u 0x3000
#Select tuner input
test_ioctl -p 4
#Set full NTSC resolution
test_ioctl -f width=720,height=480

Removing all this gives me sound.

Thanks everyone who wrote me.

Justin


On Sun, 2004-02-08 at 22:33 +0100, Timo Boettcher wrote:
> Hi,
> 
> Ok, I got sound working on most channels just by pressing the
> record-button... seems that somehow the card wasn't initialized
> correctly. Perhaps that works for you, too.
> 
> * Timo Boettcher <spida at gmx.net>, Sunday, February 8, 2004, 2:45:47 PM:
> 
> > Hi Justin,
> 
> > I have the same (or a very similar problem) with my pvr350. If I get
> > it solved, I'll report back. I would be happy if you could do that,
> > too.
> 
> > * Justin Whitney <ripple at wpi.edu>, Sunday, February 8, 2004, 11:54:27 AM:
> 
> >> I have a fully working PVR-250 - mythtv will record a perfect stream
> >> from it and write it to its ringbuffer - a stream which I can then play
> >> back with mplayer to either an spdif (alsa) or /dev/dsp (oss emu.).  But
> >> no matter what I try mythtv will not produce any audio output when I try
> >> to watch tv - either using alsa or oss ("ALSA:iec958" or "/dev/dsp" as
> >> output in the frontend config).
> 
> >> according to posts to this thread: http://www.gossamer-threads.com/
> >> archive/MythTV_C2/Users_F11/PVR-250_audio_wire_P97330/ I shouldn't need
> >> to run any wires and can use the cap'd stream audio source as input.
> >> Does anyone have the same config (pvr-250) working minus the wires, and
> >> can you report your settings if so?  What do you use as an audio in
> >> source in the configs?
> 
> >> I'm running with the latest cvs.  everything can be confirmed working
> >> with other apps minus this one thing.
> 
> 
>  Timo
> 
> 
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