[mythtv-users] Lost SPDIF output after apt-get dist-upgrade

[John Sturgeon]

David George wrote:

>And here I was thinking I had gone crazy.  I noticed the same thing when I 
>did an apt-get upgrade on Saturday.  I had gone from the 2174 kernel (with 
>associated alsa) to the 2179 kernel.  I am using the built in optical on 
>an Abit motherboard using one of the Intel 845 chipsets (forget which one, 
>but I enable IEC958 in gnome-alsamixer and had optical output).
>
>I haven't had a chance to troubleshoot fully (I'll try aplay tonight when 
>I get home), but I lost the optical output in mplayer and myth.  I am 
>running the same versions you are.
>
>Anyone else notice this or have a fix for it?
>
>On Tue, 27 Apr 2004, Julian Edwards wrote:
>
>  
>
>>Hi folks
>>
>>I first installed Myth about 2 months ago and followed Jarod's excellent
>>guide.  I successfully had the SPDIF output on my Audigy2 working from
>>mplayer, Ogle and OSS emulation from Myth so that everything went
>>through the digital output.
>>
>>However, I did a dist-upgrade the other day (which upgraded the kernel
>>and alsa) and I've now lost the output from everything. Mplayer (using
>>-ao alsa9:spdif -ac hwac3,) says that it can't open the sound device,
>>and Myth fails silently.
>>
>>This is the mplayer output:
>>---
>>Checking audio filter chain for 48000Hz/2ch/16bit -> 48000Hz/2ch/8bit...
>>AF_pre: af format: 2 bps, 2 ch, 48000 hz, big endian AC3
>>AF_pre: 48000Hz 2ch AC3
>>Could not open/initialize audio device -> no sound.
>>Audio: no sound
>>Starting playback...
>>---
>>
>>Bizarrely, the command "aplay -Dspdif <wav file>" works fine (which
>>alleviates my fears that it was a hardware failure).
>>
>>Here's the versions I've got now:
>>alsa-utils-1.0.4-7.rhfc1.at
>>alsa-kmdl-2.4.22-1.2179.nptl_47.rhfc1.at-1.0.4-22.rhfc1.at
>>gnome-alsamixer-0.9.6-2.fr
>>alsa-lib-1.0.4-12.rhfc1.at
>>alsa-driver-1.0.4-22.rhfc1.at
>>
>>Thanks for any help.
>>J.
>>-- 
>>Julian Edwards
>>http://www.julian-edwards.com/
>>
>>
>>    
>>
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>>
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>>
I noticed the same thing.  Then I checked the new mplayer man page, 
guess what: -ao alsa9:spdif became -ao alsa1x:spdif  That's 
interesting....  They didn't even deprecate alsa9.  It just got 
dropped.   I changed my .mplayer/config and all is well.

--
John Sturgeon <><