<!--
{
  "availability" : [
    "iOS: 8.0.0 -",
    "iPadOS: 8.0.0 -",
    "macCatalyst: 13.1.0 -",
    "macOS: 10.10.0 -",
    "tvOS: 9.0.0 -",
    "visionOS: 1.0.0 -",
    "watchOS: 1.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "AVFoundation",
  "identifier" : "/documentation/AVFoundation/AVPlayerItemMetadataOutput",
  "metadataVersion" : "0.1.0",
  "role" : "Class",
  "symbol" : {
    "kind" : "Class",
    "modules" : [
      "AVFoundation"
    ],
    "preciseIdentifier" : "c:objc(cs)AVPlayerItemMetadataOutput"
  },
  "title" : "AVPlayerItemMetadataOutput"
}
-->

# AVPlayerItemMetadataOutput

An object that vends collections of metadata items that a player item’s tracks carry.

```
class AVPlayerItemMetadataOutput
```

## Overview> Note:
> Setting the value of ``doc://com.apple.avfoundation/documentation/AVFoundation/AVPlayerItemOutput/suppressesPlayerRendering`` on an instance of `AVPlayerItemMetadataOutput` has no effect.

## Topics

### Creating a metadata output

[`-  initWithIdentifiers:`](/documentation/AVFoundation/AVPlayerItemMetadataOutput/init(identifiers:))

Creates an instance of AVPlayerItemMetadataOutput.

### Configuring the delegate

[`advanceIntervalForDelegateInvocation`](/documentation/AVFoundation/AVPlayerItemMetadataOutput/advanceIntervalForDelegateInvocation)

The time interval, in seconds, the player item metadata output object messages its delegate earlier than normal.

[`delegate`](/documentation/AVFoundation/AVPlayerItemMetadataOutput/delegate)

The delegate object.

[`AVPlayerItemMetadataOutputPushDelegate`](/documentation/AVFoundation/AVPlayerItemMetadataOutputPushDelegate)

Methods you can implement to provide additional metadata.

[`delegateQueue`](/documentation/AVFoundation/AVPlayerItemMetadataOutput/delegateQueue)

The dispatch queue on which messages are sent to the delegate.

[`-  setDelegate:queue:`](/documentation/AVFoundation/AVPlayerItemMetadataOutput/setDelegate(_:queue:))

Sets the delegate and a dispatch queue on which the delegate is called.

## Relationships

### Conforms To

[`CVarArg`](/documentation/Swift/CVarArg)

[`Hashable`](/documentation/Swift/Hashable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible)

[`NSObjectProtocol`](/documentation/ObjectiveC/NSObjectProtocol)

[`Equatable`](/documentation/Swift/Equatable)

[`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible)

[`Sendable`](/documentation/Swift/Sendable)

### Inherits From

[`AVPlayerItemOutput`](/documentation/AVFoundation/AVPlayerItemOutput)

---

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)