---
title: AVPlayerItemIntegratedTimelineObserver
framework: avfoundation
role: symbol
role_heading: Protocol
path: avfoundation/avplayeritemintegratedtimelineobserver
---

# AVPlayerItemIntegratedTimelineObserver

A protocol for objects that perform timeline observations.

## Declaration

```swift
protocol AVPlayerItemIntegratedTimelineObserver : NSObjectProtocol
```

## Relationships

### Inherits From

- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Observing time changes

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