WWDC15 - Videos - Apple DeveloperCollections Audio & Video Design Developer Tools Graphics & Games Maps & Location Privacy & Security Safari & Web System Services Platforms iOS iPadOS macOS tvOS visionOS watchOS Audio & Video 35:51 Editing Movies in AV Foundation macOS Learn how to use the new AVMutableMovie class to modify media files and simplify your editing workflows. See how to support segment-based editing and discover the
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