[mythtv-users] 7.1 channel audio

Michael T. Dean mtdean at thirdcontact.com
Sat Mar 10 16:22:08 UTC 2007

On 03/10/2007 10:58 AM, Al McIntosh wrote:
> Michael T. Dean wrote:
>> On 03/09/2007 11:13 PM, Al McIntosh wrote:
>>>     I have a Sound Blaster Live! card connected to 7.1 amp via optical 
>>> coax cable. When I watch DVDs or anything with xine I get nice, rich 
>>> full surround sound. However, when I watch recorded shows within mythtv 
>>> there is no output from LS or RS. The front , center and rear channels 
>>> all output.   Is this a shortcoming of my current version 
>>> *mythtv-0.20-153.fc6.at*? With the below .asoundrc I set playback to 
>>> ALSA:default.  Any ideas?
>> See the thread:
>> http://www.gossamer-threads.com/lists/mythtv/users/134449#134449
>> and especially:
>> http://www.gossamer-threads.com/lists/mythtv/users/134552#134552
> From what I understand, these threads all suggest configuring ALSA to 
> duplicate front channel sounds for output to the unused channels. IE: my 
> LS and RS channels.
> I will still be missing the actual sounds that are intended for LS and 
> RS channels.

Show me a source you're getting with 7.1 channels (other than 
DVD's--which you've said you have working), and I'll mention the other 
possible approach (#1104).


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