CMTag
A tag to set additional metadata on media buffers.
Declaration
class CMTagOverview
The Core Media framework uses tags to describe the properties of media channels. Each tag consists of a category and a value, both of which are 64 bits in size.
It’s recommended to use CMTypedTag instances where possible to preserve type safety.
Topics
Creating Tags
channelID(_:)mediaSubType(_:)mediaType(_:)packingType(_:)pixelFormat(_:)projectionType(_:)stereoView(_:)stereoViewInterpretation(_:)trackID(_:)videoLayerID(_:)init(rawCategory:rawTagValue:)