March 2014
Intermediate to advanced
672 pages
40h 11m
English
Content preview from The Core iOS Developer’s Cookbook, Fifth Edition
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Recipe: Editing Video
Enabling an image picker’s allowsEditing property for a video source activates the yellow editing bars you’ve seen in the built-in Photos app. (Drag the grips at either side to see them in action.) During the editing step of the capture process, users drag the ends of the scrubbing track to choose the video range they want to use.
Surprisingly, the picker does not trim the video itself. Instead, it returns four items in the info dictionary:
UIImagePickerControllerMediaURL
UIImagePickerControllerMediaType
_UIImagePickerControllerVideoEditingStart ...
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