[mythtv-users] Fwd: Re: Audio and video wildly out of sync for SD recordings

[John]

On 22/04/2020 00:00, UB40D wrote:
> With hindsight, the likely reason why HD was not affected by the 
> problem (bug? performance issue?) in the software renderer is because 
> HD = 1920x1080 = the resolution at which I run the box, so no 
> rescaling was involved; whereas with SD = 1280x720 a rescaling was 
> required to bring it to HD, which was clearly more work even if the 
> input data rate was much lower.
>
>
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Glad you got it working. With intel graphics I would have expected VAAPI 
to work best rather than VDPAU but if it works great.

Also maybe of note, I get some judder on some HD channels unless I stop 
the processor power saving and fix the processor clock rate.


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