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  "framework" : "AVFoundation",
  "identifier" : "/documentation/AVFoundation/AVAssetVariantQualifier/predicate(forBinauralAudio:mediaSelectionOption:)",
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# predicate(forBinauralAudio:mediaSelectionOption:)

Creates a predicate for binaural audio.

```
class func predicate(forBinauralAudio isBinauralAudio: Bool, mediaSelectionOption: AVMediaSelectionOption?) -> NSPredicate
```

## Parameters

`isBinauralAudio`

A Boolean value that indicates the binaural state to use in the predicate equation.

`mediaSelectionOption`

The media selection option for the variant.

## Return Value

A predicate object that you use to to create an [`AVAssetVariantQualifier`](/documentation/AVFoundation/AVAssetVariantQualifier).

## Discussion

Use the returned value, along with other predicates, to express variant preferences.

---

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