15. Retiming
Retiming is the process of changing the speed of a clip. (I could have called this chapter “Speed Changes,” but that wouldn’t have sounded as exotic and sexy.)
There are three basic ways you can change speed: freeze a single frame, change the speed of an entire clip by the same amount, or change the speed of an entire clip by an amount that varies over time.
There are variations on these methods, but those are the basics. I cover all of them in this chapter.
The Basics of Retiming
Every video clip runs at a fixed rate—for example, 24 frames per second (fps), 25 fps, or 30 fps. In fact, in the world of high definition (HD), there are about eight different frame rates. (It’s so depressing.) What retiming does is change the number of ...
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