[mythtv] Jumpy video playback

[Mark Kendall]

On Mon, 27 Jan 2020 at 17:55, Klaas de Waal <klaas.de.waal at gmail.com> wrote:
>
> Hi Mark,
>
> I have a video playback problem with last Sunday's master and my Nvidia living room system when playing Eurosport recordings.
> When I have selected "NVIDIA VDPAU acceleration" then I can jump forward and backward and the picture is perfect.
> However, when I have selected "NVIDIA NVDEC acceleration" then after every jump there is a short period, about 0.2 seconds, of distorted picture.
> The interesting thing is that I have this on all recordings of the Eurosport channels  but not on any of the other channels that I watch from the same cable source. This could possibly be related to differences in video coding, GOP etc, but I have not dived into that.
> You should be able to reproduce this with the Eurosport stream that I have mailed earlier.

Hi Klaas

Yes - I can reproduce the issue with your sample - and with others.

Is this definitely a new problem? My memory is hazy (so many test
samples, so many setups!) - but I seem to remember seeing this before.

Thanks and regards
Mark