---
title: requiresFrameReordering
framework: MediaExtension
role: symbol
role_heading: Instance Property
platforms: [macOS 14.0+]
path: mediaextension/metrackinfo/requiresframereordering
---

# requiresFrameReordering

A Boolean value that indicates whether frame reordering occurs in the track.

## Declaration

```swift
var requiresFrameReordering: Bool { get set }
```

## Discussion

Discussion The value is true if frame reordering occurs, otherwise false. This property is only valid for tracks with video media type and is false for other track types.

## See Also

### Inspecting track information

- [mediaType](mediaextension/metrackinfo/mediatype.md)
- [trackID](mediaextension/metrackinfo/trackid.md)
- [isEnabled](mediaextension/metrackinfo/isenabled.md)
- [naturalTimescale](mediaextension/metrackinfo/naturaltimescale.md)
- [extendedLanguageTag](mediaextension/metrackinfo/extendedlanguagetag.md)
- [naturalSize](mediaextension/metrackinfo/naturalsize.md)
- [preferredTransform](mediaextension/metrackinfo/preferredtransform.md)
- [nominalFrameRate](mediaextension/metrackinfo/nominalframerate.md)