Harnessing Metadata in Audiovisual Media

Rich metadata, such as time, date, location, and user defined tags, are particularly useful for time-based media. Discover how to harness static and timed metadata in your AV Foundation apps. See how to write metadata into media and read it during playback. Gain knowledge of best practices for privacy and protecting user data.

WWDC 2014 - Session 505 - macOS, iOS