---
title: AVAudioPlayerNodeCompletionHandler
framework: avfaudio
role: symbol
role_heading: Type Alias
path: avfaudio/avaudioplayernodecompletionhandler
---

# AVAudioPlayerNodeCompletionHandler

The callback handler for buffer or file completion.

## Declaration

```swift
typealias AVAudioPlayerNodeCompletionHandler = (AVAudioPlayerNodeCompletionCallbackType) -> Void
```

## Parameters

- `callbackType`: The option to specify when the system must call the completion handler.

## See Also

### Scheduling Playback

- [scheduleFile(_:at:completionHandler:)](avfaudio/avaudioplayernode/schedulefile(_:at:completionhandler:).md)
- [scheduleFile(_:at:completionCallbackType:completionHandler:)](avfaudio/avaudioplayernode/schedulefile(_:at:completioncallbacktype:completionhandler:).md)
- [scheduleSegment(_:startingFrame:frameCount:at:completionHandler:)](avfaudio/avaudioplayernode/schedulesegment(_:startingframe:framecount:at:completionhandler:).md)
- [scheduleSegment(_:startingFrame:frameCount:at:completionCallbackType:completionHandler:)](avfaudio/avaudioplayernode/schedulesegment(_:startingframe:framecount:at:completioncallbacktype:completionhandler:).md)
- [scheduleBuffer(_:at:options:completionHandler:)](avfaudio/avaudioplayernode/schedulebuffer(_:at:options:completionhandler:).md)
- [scheduleBuffer(_:completionHandler:)](avfaudio/avaudioplayernode/schedulebuffer(_:completionhandler:).md)
- [scheduleBuffer(_:at:options:completionCallbackType:completionHandler:)](avfaudio/avaudioplayernode/schedulebuffer(_:at:options:completioncallbacktype:completionhandler:).md)
- [scheduleBuffer(_:completionCallbackType:completionHandler:)](avfaudio/avaudioplayernode/schedulebuffer(_:completioncallbacktype:completionhandler:).md)
- [AVAudioPlayerNodeBufferOptions](avfaudio/avaudioplayernodebufferoptions.md)
- [AVAudioPlayerNodeCompletionCallbackType](avfaudio/avaudioplayernodecompletioncallbacktype.md)