---
title: AVCaptureBroadcastVideoOutput.DroppedFrameReplacementPolicy.blackFrame
framework: avfoundation
role: symbol
role_heading: Case
path: avfoundation/avcapturebroadcastvideooutput/droppedframereplacementpolicy-swift.enum/blackframe
---

# AVCaptureBroadcastVideoOutput.DroppedFrameReplacementPolicy.blackFrame

Insert a black frame as replacement. When a frame is dropped, a black frame is inserted at the expected presentation time. This maintains output timing continuity while providing a clear visual indication of the dropped frame.

## Declaration

```swift
case blackFrame
```