Please, please turn your TV's motion smoothing off
If you have watched any movie on any TV show in the past few years, there’s a good chance you’ve encountered motion smoothing. Even if you don’t know what it is, you might have noticed a favorite film you’ve seen in theaters looks noticeably different, some might say uglier, on the small screen, thanks to the work of the technology, a default setting on nearly every modern TV set.
Motion smoothing, also called motion interpolation, is born out of a discrepancy between the frame rates of films and the frame rates modern TV sets are capable of running. A standard film or TV show is usually shot at 24 to 30 frames per second, while modern TVs are capable of operating at 60, 120 or occasionally even 240fps. When motion smoothing settings are turned on your TV, the TV essentially adds fake frames into a film or show in order to artificially increase the frame rate.
“Multiple techniques can be used to estimate motion, but none are perfect since the real information of what is between the two frames is not present in the original footage,” Demers says. “Therefore, there will be errors and artifacts. Motion smoothing works best when the scene is moving slowly in a predictable way, like a panning shot or a big object moving sideways.
Theoretically, motion smoothing makes the film run faster and cleaner. In practice, the errors and visual artifacts it causes has made it extremely controversial, and many directors, filmmakers and critics have decried it as a technology that ruins film. In 2018,
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