Re: emu10k1 (Audigy, Rev. 03): No Sound using AC3 Passthrough and Wrong Channel-Routing

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Christian Nolte schrieb:
> Arthur Marsh schrieb:
>> Christian Nolte wrote, on 2010-01-05 07:24:
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>>> Hi,
>>>
>>> I have a Soundblaster Audigy (rev 03) card which I have connected via a
>>> coaxial S/PDIF to my AV Receiver. The stereo S/PDIF connection is
>>> working perfectly and I can hear sound and the receiver detects the
>>> digital Stereo PCM Stream correctly.
>>>
>>> However, if I try to playback a DVD using mplayer or xine with AC3
>>> passthrough enabled, the receiver does not detect the AC3 stream and
>>> does not switch to Dolby Digital 5.1 and no sound can be heard.
>>>
>>> Using iecset before starting xine to play the DVD it gives:
>>>
>>> [nolte@ravine ~]$ iecset -x
>>> AES0=0x04,AES1=0x82,AES2=0x00,AES3=0x02
>>>
>>> using iecset when xine is started in Passthrough mode, playing back the
>>> DVD gives:
>>>
>>> [nolte@ravine ~]$ iecset -x
>>> AES0=0x06,AES1=0x82,AES2=0x00,AES3=0x02
>>>
>>> So this seems to be correct to me. I also tried the Information on
>>>
>>> http://alsa.opensrc.org/index.php/DigitalOut
>>>
>>> to no avail. What strikes me as odd too is, that I can control the
>>> volume of the normal Stereo PCM output to my main front speakers using
>>> the Rear (or Surround) mixer channel using alsamixer. I believe a while
>>> ago this could be controlled correctly using the Front mixer channel.
>>>
>>> If someone could be of help, this would be great. Thanks in adance.
> 
>> I have a similar card (SB Live! 5.1 SB 0220):
> 
>> http://www.alsa-project.org/db/?f=12d86a7f9c4674f2f00a9d3f745eca31bc528bc0
> 
>> Nothing leapt out at me, but there limits on the bandwidth through 
>> S/PDIF. I don't have any equipment that can use the S/PDIF output from 
>> the Soundblaster though.
> 
> 
> Could you upload your asound.state someplace? Perhaps I can try to load
> your working one.

Another question: What do you mean by "bandwith limits" on S/PDIF?

"He's a globe-trotting guerilla house-husband haunted by an iconic dead
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