[mythtv] Redone FFmpeg 4.4.1

[Peter Bennett]

On 11/27/21 12:55 PM, Klaas de Waal wrote:
> A quick test of devel/ffmpeg-resync just now shows that on playback 
> any skip terminates playback. There must be something wrong with 
> either the new merging or with the new commits.
> The current master skips OK at least on vaapi (intel hardware).
>
> Possibly anticipating your new sync instructions...
> If I understand correctly the workflow to do FFmpeg bisecting, along 
> the lines of "checkout ffmpeg, copy everything across, apply the 
> patches, rebuild MythTV and test" should now be possible. Some 
> scripting to support this would also be appreciated...
>
> Klaas.
>
I have no problem with skips, using vdpau. Is that something specific 
with vaapi? I tested with your twee voor twalf recording as well as 
others. For the twee voor twaalf I had to set skip to a few seconds for 
testing as the clip is only 1 minute long.

Peter