---
title: "init(timeRange:)"
framework: avfoundation
role: symbol
role_heading: Initializer
path: "avfoundation/avcompositiontracksegment/init(timerange:)"
---

# init(timeRange:)

Creates an object that presents an empty composition track segment.

## Declaration

```swift
init(timeRange: CMTimeRange)
```

## Parameters

- `timeRange`: The time range of the empty track segment.

## See Also

### Creating a segment

- [init(url:trackID:sourceTimeRange:targetTimeRange:)](avfoundation/avcompositiontracksegment/init(url:trackid:sourcetimerange:targettimerange:)-4rc2g.md)