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# pictureInPictureControllerShouldProhibitBackgroundAudioPlayback(_:)

Asks the delegate whether to always prohibit background audio playback.

```
optional func pictureInPictureControllerShouldProhibitBackgroundAudioPlayback(_ pictureInPictureController: AVPictureInPictureController) -> Bool
```

## Parameters

`pictureInPictureController`

The Picture in Picture controller instance.

## Return Value

`true` if the delegate prohibits background audio playback; otherwise, `false`.

## Discussion

If you implement this method, the system calls it once for each invocation of [`invalidatePlaybackState()`](/documentation/AVKit/AVPictureInPictureController/invalidatePlaybackState()) to determine whether to prohibit audio playback when the Picture in Picture window is in the background.

---

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