---
title: AVSampleBufferDisplayLayerRequiresFlushToResumeDecodingDidChangeNotification
framework: avfoundation
role: symbol
role_heading: Global Variable
path: avfoundation/avsamplebufferdisplaylayerrequiresflushtoresumedecodingdidchangenotification
---

# AVSampleBufferDisplayLayerRequiresFlushToResumeDecodingDidChangeNotification

A notification the system posts when a sample buffer display layer changes its decoding requirements.

## Declaration

```occ
extern NSNotificationName const AVSampleBufferDisplayLayerRequiresFlushToResumeDecodingDidChangeNotification;
```

## See Also

### Notifications

- [AVSampleBufferAudioRendererOutputConfigurationDidChangeNotification](avfoundation/avsamplebufferaudiorendereroutputconfigurationdidchangenotification.md)
- [AVSampleBufferAudioRendererWasFlushedAutomaticallyNotification](avfoundation/avsamplebufferaudiorendererwasflushedautomaticallynotification.md)
- [AVSampleBufferDisplayLayerOutputObscuredDueToInsufficientExternalProtectionDidChangeNotification](avfoundation/avsamplebufferdisplaylayeroutputobscuredduetoinsufficientexternalprotectiondidchangenotification.md)
- [AVSampleBufferDisplayLayerReadyForDisplayDidChangeNotification](avfoundation/avsamplebufferdisplaylayerreadyfordisplaydidchangenotification.md)