Forum Discussion

Brass Contributor

Oct 20, 2019

Running Fullscreen Video cause Stutter/lag in 19002

19002 introduced a horrible video lag (MPC-HC+madVR) in full-screen! As soon as I go full-screen the fps drop sharply and stuttering begins, if I only go to the seek bar or right click menu etc. (th...

vinnocenti

Copper Contributor

Oct 24, 2019

Same here using AMD RX 580 with Adrenalin Driver 2019 19.9.3 in 19002 (32gb Ram, Ryzen 5 3600)
Video start lagging as soon as it goes fullscreen on chrome and firefox (youtube, steam), VLC, but not in potplayer (tested with AVC1 video codec and hardware acceleration).

HotCakeX
MVP
Oct 25, 2019
vinnocenti
vinnocenti wrote:
Same here using AMD RX 580 with Adrenalin Driver 2019 19.9.3 in 19002 (32gb Ram, Ryzen 5 3600)
Video start lagging as soon as it goes fullscreen on chrome and firefox (youtube, steam), VLC, but not in potplayer (tested with AVC1 video codec and hardware acceleration).

Looks like a problem with mostly AMD cards?

I use VLC everyday and now I'm on build 19008, using Intel GPU 630 updated driver made for build 1909, things are fine. in VLC, hardware acceleration is set to automatic.
MDM-1
Brass Contributor
Oct 24, 2019
If you are using the internal renderer in PotPlayer, sure, I have no lag in MPC-HC with "enhanced video renderer" that use CPU and not GPU (shaders).
If you used madVR in PotPlayer, you probably would have lag...