u/Pleasant-Working5957

▲ 2 r/broadcastengineering+1 crossposts

vMix recording is not smooth despite matching FPS and resolution

Hi everyone,

I’m using a camera connected to my laptop through a capture card, and I’m using the capture card as an input in vMix.

The camera and vMix are both set to the same resolution and frame rate, but the recorded video is not smooth. It looks like there is some stuttering/juddering in the final recording.

The important thing is that the input and output frame rate are supposed to match.

What could cause this kind of stuttering? Could it be related to frame timing/frame synchronization, the capture card, USB bandwidth, or the vMix recording/encoder settings?

What would be the best way to determine whether frames are being dropped or duplicated somewhere in the chain?

Thanks.

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u/Pleasant-Working5957 — 9 days ago