Image by Jake Peterson/Gadget Hacks

Everything You Should Know About Rolling Shutter on Your Phone’s Camera

Gadget Hacks
9 min readApr 29, 2019

Smartphone videos get better and better each year. Seven or eight years ago, who would have thought iPhone and Android phones could support 4K video recording. Some phones can even shoot slow-motion at 960 fps. But no matter the resolution or frame rate, a phone’s rolling shutter can make quick movements in front of the camera appear wobbly, distorted, or with artifacts.

Depending on what you’re going for, a twisted look for fast-moving objects being recorded may be the effect you want. However, most of the time it’s just an unintended effect caused by the CMOS camera sensor built into your smartphone. Rippled. Warped. Distorted. Wobbly. Twisted. Slanted. Bent. Skewed. Stretched. Bouncing. Deformed. Jello effect. Light flickering. These are all things that can happen to your footage with a smartphone camera.

Rolling shutter is the sworn enemy of smartphone videographers, even those who prefer shooting digital video on other products like DSLRs and video cameras. If the camera uses a CMOS sensor, rolling shutter will likely be an issue, to some degree, anytime fast moving objects are in front of the lens. Luckily, there are a few things you can do to minimize or hide rolling shutter artifacts in your videos.

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