[mythtv] [mythtv-commits] Ticket #1104: multichannelaudiosupport

Mark Spieth mark at digivation.com.au
Sun Feb 17 23:10:30 UTC 2008

> >
> > what its suppposed to do is do timestretch as 6ch and then reencode
> > AC3 so you should always have AC3 digital feed at your amp.
> > naturally I cant test this myself but I thought it worked ok.
> > thus no need to disable timestretch as everything is still 6ch.
> Okay, but why re-encode something which is 6 channels (5.1) to start
> with?

to make sure these glitches when timestretch is activated and deactivated 
dont happen.

> Doesn't re-encoding have the possibility of introducing errors
> in the digital audio stream?

minor ones. you shouldnt be able to hear them

> Is this new "multi channel" support able to preserve the *original*
> steering of the audio to the 6 speakers?  If so that is really cool.

yes, there is no alteration to any of the 6 channels. only the timestretch 
distortions will be apparent but the channels stay separate. 5.1 is still 

> If not, how is it better at choosing which speakers to send a sound
> to, than my preamp's Dolby Digital PLIIx processing?


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