AVFoundation 동영상 편집

동영상 편집 잘 정리됨

415_working_with_media_in_av_foundation.pdf에 액세스하려면 클릭하세요.

레터박스

https://forums.raywenderlich.com/t/extend-video-render-size-and-add-background-ios-swift/97957

비디오 화면전환

https://github.com/robovm/apple-ios-samples/tree/master/AVCustomEdit/AVCustomEdit

PIP

https://abdulazeem.wordpress.com/2012/04/02/video-manipulation-in-ios-resizingmerging-and-overlapping-videos-in-ios/