[mythtv-users] Problem playing some 5.1 audio.

[Joseph Fry]

On Sun, Mar 28, 2010 at 10:40 PM, Jean-Yves Avenard <jyavenard at gmail.com>wrote:

> Hi
>
> On 29 March 2010 13:12, Joseph Fry <joe at thefrys.com> wrote:
> > Most of my programming is standard ATSC, XVID, DVD or other sources which
> > play fine via my coaxial digial connection to my amp.
> > However whenever I play a handful of encoded videos (primarily MPEG-4 AAC
> I
> > think) that are 5.1 channel audio, I must first go change the "Max Audio
> > Channels" to 5.1 otherwise the sound is Sssslllllloooowww and deep
> toned...
> > like playing a record at a very low speed; and some audio seems to be
> > missing altogether.
>
> Which version of mythtv are you using ?
>

0.22.0 fixes build 22594 (from Ubuntu PPA)


> Using analog or digital audio out ?
>
>
Using Coxial digital spdif output.


> > normally just stereo, and my Upmix is Passive.  These settings work on
> 95%
> > of the videos we watch... just the few MP4 videos with AAC 5.1 channel
> audio
> > that require that I change max audio channels to 5.1.
>
> AAC multichannels audio in 0.22 and earlier is broken ... at best the
> channels order is incorrect.
>

Strangely, it works fine once I switch Max Audio Channels to 5.1.   But I
have to switch it back when I'm done watching or I get no audio on my normal
content.  This isn't a huge issue for me... but it's severely hurting the
WAF.
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