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# AVAudioPlayerNodeCompletionCallbackType

Constants that specify when the framework must invoke the completion handler.

```
enum AVAudioPlayerNodeCompletionCallbackType
```

## Topics

### Completion Handler Cases

[`AVAudioPlayerNodeCompletionCallbackType.dataConsumed`](/documentation/AVFAudio/AVAudioPlayerNodeCompletionCallbackType/dataConsumed)

A completion handler that indicates the player consumes the buffer or file data.

[`AVAudioPlayerNodeCompletionCallbackType.dataRendered`](/documentation/AVFAudio/AVAudioPlayerNodeCompletionCallbackType/dataRendered)

A completion handler that indicates the player renders the buffer or file data.

[`AVAudioPlayerNodeCompletionCallbackType.dataPlayedBack`](/documentation/AVFAudio/AVAudioPlayerNodeCompletionCallbackType/dataPlayedBack)

A completion handler that indicates the player finishes the buffer or file data.


---

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