QuickTime Player User Guide for MacEdit a movieWant to quickly edit a movie? QuickTime Player lets you make common movie edits like trim, rearrange, and rotate. You can also split a movie into multiple clips and manipulate each one individually. How to edit a movie Record your Mac screenNeed a quick way to show someone how to do something on a Mac, or maybe just show another person what you’re seeing on your screen? Create a record
マルチメディア／インターネット事典：Dictionary of MlutiMedia
