---
title: AVPlayerItemIntegratedTimeline.BoundaryTimes
framework: avfoundation
role: symbol
role_heading: Structure
path: avfoundation/avplayeritemintegratedtimeline/boundarytimes
---

# AVPlayerItemIntegratedTimeline.BoundaryTimes

An asynchronous sequence of boundary time values.

## Declaration

```swift
struct BoundaryTimes
```

## Topics

### Iterating elements

- [AVPlayerItemIntegratedTimeline.BoundaryTimes.Iterator](avfoundation/avplayeritemintegratedtimeline/boundarytimes/iterator.md)

## Relationships

### Conforms To

- [AsyncSequence](swift/asyncsequence.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Observing time changes

- [periodicTimes(forInterval:)](avfoundation/avplayeritemintegratedtimeline/periodictimes(forinterval:).md)
- [boundaryTimes(for:offsetsIntoSegment:)](avfoundation/avplayeritemintegratedtimeline/boundarytimes(for:offsetsintosegment:).md)
- [AVPlayerItemIntegratedTimeline.PeriodicTimes](avfoundation/avplayeritemintegratedtimeline/periodictimes.md)
- [AVPlayerItemIntegratedTimelineObserver](avfoundation/avplayeritemintegratedtimelineobserver.md)