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AVFoundation AVURLAsset ALAssetsLibrary Using Assets enumerateAssetsAtInd
07-24
UIImagePickerControl MPMediaPickerControl 音視訊選擇 AVURLAsset MPMediaItem
03-07
![AVFoundation Programming Guide - Using Assets[圖]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)