---
title: AVDelegatingPlaybackCoordinatorBufferingCommand
framework: avfoundation
role: symbol
role_heading: Class
path: avfoundation/avdelegatingplaybackcoordinatorbufferingcommand
---

# AVDelegatingPlaybackCoordinatorBufferingCommand

A command that indicates to start buffering data in preparation for playback.

## Declaration

```swift
class AVDelegatingPlaybackCoordinatorBufferingCommand
```

## Overview

Overview When your app receives this command, update its user interface to indicate that playback is buffering.

## Topics

### Accessing command details

- [anticipatedPlaybackRate](avfoundation/avdelegatingplaybackcoordinatorbufferingcommand/anticipatedplaybackrate.md)
- [completionDueDate](avfoundation/avdelegatingplaybackcoordinatorbufferingcommand/completionduedate.md)

## Relationships

### Inherits From

- [AVDelegatingPlaybackCoordinatorPlaybackControlCommand](avfoundation/avdelegatingplaybackcoordinatorplaybackcontrolcommand.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Playback commands

- [AVDelegatingPlaybackCoordinatorPlaybackControlCommand](avfoundation/avdelegatingplaybackcoordinatorplaybackcontrolcommand.md)
- [AVDelegatingPlaybackCoordinatorPlayCommand](avfoundation/avdelegatingplaybackcoordinatorplaycommand.md)
- [AVDelegatingPlaybackCoordinatorPauseCommand](avfoundation/avdelegatingplaybackcoordinatorpausecommand.md)
- [AVDelegatingPlaybackCoordinatorSeekCommand](avfoundation/avdelegatingplaybackcoordinatorseekcommand.md)