[mythtv-users] Getting sound from LiveTV through PCI bus

Dan Morphis dan at milkcarton.com
Thu Mar 25 15:27:53 EST 2004


I get that same thing, it loads, creates the devices, no sound on the 
devices.  Which means the card has support for it, but it isn't wired up 
correctly.
-dan

Peter Shipley wrote:

> 
> Interesting...I had forgot to load btaudio but the output is:
> 
> $ modprobe btaudio
> btaudio: driver version 0.7 loaded [digital+analog]
> btaudio: Bt878 (rev 17) at 02:07.1, irq: 19, latency: 32, mmio: 0xf6001000
> btaudio: using card config "default"
> btaudio: registered device dsp1 [digital]
> btaudio: registered device dsp2 [analog]
> btaudio: registered device mixer1
> 
> So it would suggest that it is supported and does create the extra 
> devices. Even using these devices I can get no sound - fallback is 
> trying to use mplayer to view live tv with sound, no joy.
> 
> Got any ideas ? Not sure how this all fits together.
> 
> 
> Dan Morphis wrote:
> 
>> I have that card, it doesn't support btaudio.  Only the model 401 
>> (dbx-tv stereo) and 495 (theater model) of the hauppauge cards btaudio.
>>
>> You could always check the btaudio howto.
>> http://www.mythtv.org/docs/mythtv-HOWTO-21.html#ss21.7
>>
>>
>> -dan
>>
>> Peter Shipley wrote:
>>
>>> Hi all,
>>>
>>> As usual this may have been asked before but I have yet to find a 
>>> suitable response to use.
>>>
>>> The problem is I have a "standard" Hauppauge TV tuner - WinTV-radio 
>>> most likely (bt878 card) and I am trying to get the sound sent via 
>>> the PCI bus rather than any sort of patch cable from the TV tuner 
>>> line out to sound card line in (which doesn't seem to work either !)
>>>
>>> Sound is definitely coming out of the tuner card line out.
>>> Videos play fine coming out of the standard PC line out (on board 
>>> sound).
>>>
>>> I am running Debian unstable and would be glad to provide any further 
>>> information to help clarify this problem but it seems to be some sort 
>>> of dsp/mixer issue.
>>>
>>> Sound is setup in MythTV to use /dev/dsp and /dev/mixer
>>>
>>> This has had me stuck for a while so any help is appreciated.
>>>
>>> Regards
>>>
>>> Peter
>>>
>>>
>>> ------------------------------------------------------------------------
>>>
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>>
>>
>>
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> 
> 
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