[mythtv-users] 30 vs 31

[Paul Gardiner]

On 24/05/2020 00:16, jam at tigger.ws wrote:
>> On 23 May 2020, at 5:38 pm, John Pilkington <johnpilk222 at gmail.com> wrote:
>>
>>> Hi all
>>> I’m asking for advocasy. Why should I use 31 and not 30
>>> I find 31 slow to start, 30 odd secs for 31 vs 1 sec for 30
>>> On my high sierra mac, thanks to John’s hard work, a frontend does run, but the audio and video drift to be many seconds apart.
>>> A virtualBox VM running ubuntu (downloaded packages) and opensuse Tumbleweed (built from src) has the same audio drift
>>> A parallels VN tunning either of the above distros frontend does *not* show the drift.
>>
>> Things may be different on Macs, but I believe that a/v sync drift in recent frontends is usually caused by frame dropping when the selected deinterlacer is working too hard.  Try one that isn't quite so demanding.
>>
>> Setup > Video > Playback > Current Video Playback Profile >  ....
> John thanks
> I was decieved by cpu load but changing the deinterlacer fixed the problem

Isn't that still a bad sign for the new synchronisation mechanism, 
though? = that it should drift so far when the video is struggling.

Paul.