Frame Rate Mismatch Is Why Your AI Video Judders (Runway 24fps vs Kling 60fps)
Runway and Veo lock every clip to 24fps. Kling lets you pick 60. Nobody tells you what happens when you edit them into the same scene.
I cut a Lost Garden scene together last month from three shots: two from Runway, one from Kling. On my laptop screen it looked fine. On a projector, the Kling shot stuttered like a bad GIF while the Runway shots played smooth. Same sequence, same footage, same export. The problem wasn’t the footage. It was that one clip was running at 60 frames per second and the other two were running at 24, and my timeline had quietly picked one of those numbers as correct and started dropping or duplicating frames on the other.
That’s the answer to the question a lot of AI filmmakers eventually type into Google: a frame rate mismatch happens when clips generated at different frame rates get placed on...
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