METrackInfo An object that includes track properties parsed from the media asset. Declarationclass METrackInfo TopicsInspecting track informationmediaTypetrackIDisEnablednaturalTimescaleextendedLanguageTagnaturalSizepreferredTransformnominalFrameRaterequiresFrameReordering RelationshipsInherits FromNSObjectConforms ToCVarArgCustomDebugStringConvertibleCustomStringConvertibleEquatableHashableNSCopyingNSObjectProtocolSendableSendableMetatype See AlsoTrack readersMETrackReader