[mythtv-users] Surround sound issues w/ digital passthrough

Jean-Yves Avenard jyavenard at gmail.com
Mon Feb 21 09:35:56 UTC 2011


On 21 February 2011 04:59, Richard Shaw <hobbes1069 at gmail.com> wrote:

> Hmm... that's annoying. I know there has been a lot of work around
> reducing the number of settings which in general I agree with, but...
> :)

Passthrough was never done for two channels audio earlier either. This
isn't a new thing in mythtv.

>
> I would rather let my receiver do the upmixing. It does a pretty good
> job using the Pro Logic II Movie setting.
>
> If it's possible to toggle upmixing on the fly, why couldn't it toggle
> decoding on the fly?

For technical reasons ; how you decode the file is rather different
when you do not have to decode the audio.

Just like when you have passthrough enabled, if you enable
timestretch, audio is now decoded and you cannot re-enable passthrough
after that. You will have to exit playback and come back again

JY


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