<!--
{
  "availability" : [
    "iOS: 27.0.0 -",
    "iPadOS: 27.0.0 -",
    "macCatalyst: 27.0.0 -",
    "macOS: 27.0.0 -",
    "tvOS: 27.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "AVFoundation",
  "identifier" : "/documentation/AVFoundation/AVCaptureAncillaryDataEncoder/isEnabled",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Property",
  "symbol" : {
    "kind" : "Instance Property",
    "modules" : [
      "AVFoundation"
    ],
    "preciseIdentifier" : "c:objc(cs)AVCaptureAncillaryDataEncoder(py)enabled"
  },
  "title" : "isEnabled"
}
-->

# isEnabled

Indicates whether ancillary data should be encoded and transmitted.

```
var isEnabled: Bool { get set }
```

## Discussion

This property controls whether ancillary data is encoded and sent along with video buffers in AVCaptureBroadcastVideoOutput.
Default value is `true`.

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)