---
title: AVAssetTrackSegment
framework: avfoundation
role: symbol
role_heading: Class
path: avfoundation/avassettracksegment
---

# AVAssetTrackSegment

An object that represents a time range segment of an asset track.

## Declaration

```swift
class AVAssetTrackSegment
```

## Topics

### Retrieving segment information

- [timeMapping](avfoundation/avassettracksegment/timemapping.md)
- [isEmpty](avfoundation/avassettracksegment/isempty.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Inherited By

- [AVCompositionTrackSegment](avfoundation/avcompositiontracksegment.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Assets

- [AVAsset](avfoundation/avasset.md)
- [AVURLAsset](avfoundation/avurlasset.md)
- [AVAssetTrack](avfoundation/avassettrack.md)
- [AVAssetTrackGroup](avfoundation/avassettrackgroup.md)