---
title: requiresFlushToResumeDecodingDidChangeNotification
framework: avfoundation
role: symbol
role_heading: Type Property
path: avfoundation/avsamplebuffervideorenderer/requiresflushtoresumedecodingdidchangenotification
---

# requiresFlushToResumeDecodingDidChangeNotification

A notification that indicates that the video renderer requires flushing to continue rendering sample buffers.

## Declaration

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

## See Also

### Flushing the renderer

- [requiresFlushToResumeDecoding](avfoundation/avsamplebuffervideorenderer/requiresflushtoresumedecoding.md)
- [AVSampleBufferVideoRendererRequiresFlushToResumeDecodingDidChangeNotificationRequiresFlushKey](avfoundation/avsamplebuffervideorendererrequiresflushtoresumedecodingdidchangenotificationrequiresflushkey.md)
- [flush(removingDisplayedImage:completionHandler:)](avfoundation/avsamplebuffervideorenderer/flush(removingdisplayedimage:completionhandler:).md)