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# AVPlayerMediaSelectionCriteria

An object that specifies the preferred languages and media characteristics for a player.

```
class AVPlayerMediaSelectionCriteria
```

## Overview

An instance of this object represents the languages and media characteristics of assets that contain media selection options that a player attempts to select automatically when preparing and playing items. It lists the languages and media characteristics in their preferred order.

## Topics

### Creating media selection criteria

[`init(preferredLanguages:preferredMediaCharacteristics:)`](/documentation/AVFoundation/AVPlayerMediaSelectionCriteria/init(preferredLanguages:preferredMediaCharacteristics:))

Creates media selection criteria with the preferred languages and media characteristics.

[`init(principalMediaCharacteristics:preferredLanguages:preferredMediaCharacteristics:)`](/documentation/AVFoundation/AVPlayerMediaSelectionCriteria/init(principalMediaCharacteristics:preferredLanguages:preferredMediaCharacteristics:))

Creates media selection criteria with the principal media characteristics, and preferred languages and media characteristics.

### Retrieving selection criteria settings

[`preferredLanguages`](/documentation/AVFoundation/AVPlayerMediaSelectionCriteria/preferredLanguages)

An array of language identifiers in preferred order.

[`preferredMediaCharacteristics`](/documentation/AVFoundation/AVPlayerMediaSelectionCriteria/preferredMediaCharacteristics)

An array of media characteristics in preferred order.

[`principalMediaCharacteristics`](/documentation/AVFoundation/AVPlayerMediaSelectionCriteria/principalMediaCharacteristics)

An array of media characteristics that are essential to select when choosing media with a particular characteristic.


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