[mythtv-users] Problem playing some 5.1 audio.

[Jean-Yves Avenard]

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 ?

Using analog or digital audio out ?

> 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.