Motion compensation

Okay kiddo, so imagine you're sitting in a car driving down the road. When you look out the window, everything looks like it's moving really fast, right? Well, that's because you're moving too!

So when we watch videos or movies, the same thing happens - things are moving around on the screen, but it's usually because the camera is moving too!

Motion compensation is when special computer algorithms try to figure out what parts of the picture are moving and how fast they're moving. Then, the computer tries to make up for that movement by shifting the picture in the opposite direction. This helps make the video look smoother and less shaky.

It's like if you're playing a game and your character is moving around really fast, but the screen isn't keeping up, so it looks all jumpy and weird. Motion compensation is like if the game automatically adjusted the screen so it was always right where you needed it to be, even if your character was zooming all over the place.

It's a really cool technology that lets us watch movies and videos without getting dizzy or having to deal with shaky camera movements. Isn't science amazing?!