[mythtv-users] SBLive + ALSA + AC3 question

Brian Stults bstults at crim.ufl.edu
Fri Apr 8 03:11:03 UTC 2005


gLaNDix (Jesse Kaufman) wrote:
> for those of you using a Creative SB Live! (mine's a "SB Live! 1024 
> Value"), who is successfully using AC3 passthrough with ALSA and the 
> emu10k1 module?  What version of ALSA/kernel are you running?
> 
> The reason I ask, is I've had problems with AC3 when using ALSA versions 
>  > 1.0.5 ... I either get no sound (rare) or really nasty, horrible, 
> annoying garbage sound when I've tried ALSA 1.0.6 and 1.0.7 .. I haven't 
> yet tried 1.0.8 (i don't think), since the last two versions didn't fix 
> anything and i know 1.0.5 works perfectly ... however, if I move over to 
> another system running kernel 2.6, i'll have to upgrade, since i'd 
> rather stick to the same version as what comes in the kernel than do 
> other weird things ... looking at possibly using gentoo (for 
> optimization and FreeBSD-like-ness), but trashing my current HTPC setup 
> and going with a whole different distro does not sound like a lot of 
> fun, especially with how long it took me to get to where i'm at now (at 
> least this time i won't have to spend hours and hours reading about 
> 1080i/540p timings and figuring out how to get the HDTV timings working 
> w/ my HTPC!!)
> 

If I remember correctly, 1.0.7 also gave me a terrible, shrill noise 
rather than the proper audio, but upgrading to 1.0.8 fixed it.


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