[mythtv-users] Lip sync issue (audio is behind video)

[Kris Jensen]

On Sat, Jan 7, 2017 at 11:04 AM, Jan Ceuleers <jan.ceuleers at gmail.com>
wrote:

> Dear list,
>
> I recently added a sound bar to my TV. It is connected to the TV by
> means of an optical cable. The TV's volume is turned all the way down.
> Audio is now around half a second behind (i.e. later than) video. The
> signal comes from the frontend via HDMI.
>
> There was already a delay before I added the sound bar, but it's now
> become much more noticeable.
>
> My TV has the ability to delay audio relative to video, but of course in
> my case that just makes the problem worse rather than better.
>
> I have the same problem (although much less pronounced) when I watch
> live TV by means of the cable STB which is connected to another of the
> TV's HDMI inputs, so it seems that my problem has two components: part
> of the delay when I watch recordings is caused in the frontend, and the
> TV then makes it worse by adding a further delay when passing the audio
> through to the optical output towards the sound bar.
>
> The frontend's component is not caused by recordings already having the
> delay because the issue also occurs when I play back my ripped DVDs.
>
> I'm on Ubuntu 12.04 and mythtv 0.27-fixes. Please let me know what other
> information is needed.
>
> I'd be grateful for any hints.
>
> Cheers, Jan
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Hi,


I have noticed a menu option in Mythtv, under Menu>Audio>Aujust Audio Sync.
Try adjusting from there wile playing a video.

Hope it helps.

Kris.
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