[linux-dvb] [Bulk] Problem with TV card's sound (SAA7134)

panagiotis takis_rs takispadaz at hotmail.com
Thu Feb 19 14:47:26 CET 2009


> panagiotis takis_rs wrote:
> > Hey!!
> >  
> > I have a problem with my tv card(pinnacle pctv 310i)
> > I can see image but i have no sound.
> > I have tried both tvtime and kdetv.
> >  
> > I have found this http://ubuntuforums.org/showthread.php?t=568528 . Is it related with my problem?
> >  
> > My tv card give audio output with this way: direct cable connection from
> > tv card to sound card ( same cable witch connect cdrom and soundcard )
> 
> I didn't read through the link you provided, but it appeared to be in
> regards to getting audio via DMA (using the card's 7134 chip to digitize
> the audio and send it over the PCI bus to the host system).  You, on the
> other hand, indicate that you are attempting to use the method of
> running a patch cable between your TV card and sound card (meaning that
> the sound card will do the digitizing instead).  Question:  have you
> checked your audio mixer to make sure that any of the inputs are not muted?


Yes i have.

The only way i managed to get sound is these two commands:



 tvtime | arecord -D hw:2,0 -r 32000 -c 2 -f S16_LE | aplay -  (out of sync)



tvtime | sox -r 32000 -t alsa hw:2,0 -t alsa hw:0,1 | aplay -
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