OBS Recordings Choppy on Elgato 4k Mk2

Thommo

New Member
I have tried changing every option to get OBS to record without the videos being choppy. I can't find what the problem is. Even when I lower settings it sometimes makes the videos worse. I cant see any frames lost, the CPU usage is never above 1% and the GPU usage never goes above 50%. I've used the auto configuration wizard suggestion as a starting point, reset OBS and recorded a video for a fresh log file. Hopefully someone who knows more about OBS can find an issue.

 
if you dont get the choppyness when you dont use the Elgato. Then i bet you have installed the wrong drivers for Elgato. This happened to me and it created a choppy stream. I found different drivers that were specfic to my elgato. (different one from you) and it sorted the chop. So what i am saying is, if you are just getting chop when you use the elgato. try different elgato drivers. gl
 
Thanks for the suggestion. The drivers are already up to date so this didn't work. I managed to fix it 99% by setting 'Buffering' in the capture cards properties to 'Auto Detect'. It still goes choppy for a couple of seconds every minute or so but the majority of footage is smooth now.
 
glad its working, i might add, i have an older version of an elgato, i downloaded the latest drivers that said it could be used with it, and it was the latest drivers that caused choppyness. It was only when i went back and used an older driver for my elgato that it smoothed out
 
In case someone sees this old thread searching for solutions on the choppyness on Elgato 4K Mk2 recording on OBS, I found a solution to the microstutters that Thommo still had present after fixing the major desync problem with setting Buffering to Auto Detect.

Go into the Video Capture settings on OBS for your 4K Pro Mk2 and set Resolution/FPS Type to Custom instead of Default. Your video feed will disappear temporarily.

Then set the resolution manually from the dropdown to the output from your PS5 (3840x2160 for me) and then set FPS to 59.94. Video Format to Any, Color Space Default and Color Range Default (you may need to play around with the last three depending on your PS5 output color space settings).

Finally, go to your OBS settings -> Video - Set FPS to 59.94.

I believe the primary cause of the little bit of choppiness every 20 seconds to a min is due to most of us recording videos at 60fps. However, PS5 sends out video at 59.94 fps. By manually setting the capture device AND OBS canvas fps to 59.94, we capture the true output of the PS5 instead of forcing it into 60fps container.
 
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