---
title: eligibleForHDRPlaybackDidChangeNotification
framework: avfoundation
role: symbol
role_heading: Type Property
path: avfoundation/avplayer/eligibleforhdrplaybackdidchangenotification
---

# eligibleForHDRPlaybackDidChangeNotification

A notification that’s posted whenever HDR playback eligibility changes.

## Declaration

```swift
class let eligibleForHDRPlaybackDidChangeNotification: NSNotification.Name
```

## Discussion

Discussion The system may post this notification if a user connects or disconnects a display, or makes other system resource changes.

## See Also

### Determining HDR playback eligibility

- [eligibleForHDRPlayback](avfoundation/avplayer/eligibleforhdrplayback.md)
- [availableHDRModes](avfoundation/avplayer/availablehdrmodes.md)
- [AVPlayer.HDRMode](avfoundation/avplayer/hdrmode.md)