[mythtv-users] Playback Video Stutters & Audio Quits on one Frontend
Craig Huff
huffcslists at gmail.com
Wed Aug 12 18:47:04 UTC 2020
On Mon, Aug 10, 2020 at 4:39 AM John Pilkington <johnpilk222 at gmail.com>
wrote:
>
> That's an intriguing idea, and as you say it could be decoder-dependent.
> But it might be worth looking at the audio readahead setting:
>
> Frontend setup > Video > Playback > Advanced Playback Settings >
> Audio read ahead (ms)
>
> "Increase this value if audio cuts out frequently....."
>
> Default is 100 ms. On my GT 710 box it's at 400 ms. I suppose I did that.
>
> John P
>
Using multiple steps, I tried using HandBrake to transcode the example
video to h.264, swapped the original file with the h.264 version, rebuilt
the seek tables for the h.264 doppelganger, ran a full mythcommflag pass on
it to detect commercial breaks, and changed audio from 5.2 to stereo. None
of these worked, but I did notice that the h.264 file was easily 1/3 the
size of the original. My conclusion is to just watch the troublesome
recordings on the BE/FE and/or re-record them now that I'm using an
(external) infiniTV 6 instead of a pair of PVR-500 cards. Besides, if/when
I break down and upgrade my MythTV version, things may clear up. 😁
In any case, a big thank you to all for the many suggestions. They were
all worth a try.
--
Craig.
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