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# scheduleBuffer(_:completionHandler:)

Schedules the playing samples from an audio buffer.

```
func scheduleBuffer(_ buffer: AVAudioPCMBuffer, completionHandler: (@Sendable () -> Void)? = nil)
```

## Parameters

`buffer`

The buffer to play.

`completionHandler`

The handler the system calls after the player schedules the buffer for playback on the render thread, or the player stops.

## Discussion

---

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