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AV Foundation Framework Reference AVMutableTimedMetadataGroup Class Reference

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AVMutableTimedMetadataGroup

You use an AVMutableTimedMetadataGroup object to represent a mutable collection of metadata items.

  • The time range of the metadata.

    Declaration

    Swift

    var timeRange: CMTimeRange

    Objective-C

    @property(nonatomic, readwrite) CMTimeRange timeRange

    Discussion

    Availability

    Available in iOS 4.3 and later.

  • The metadata items in the group.

    Declaration

    Swift

    var items: [AVMetadataItem]

    Objective-C

    @property(nonatomic, readwrite, copy) NSArray <AVMetadataItem *> *items

    Discussion

    The array contains instances of AVMetadataItem.

    Availability

    Available in iOS 4.3 and later.