---
title: MPMusicPlayerPlayParametersQueueDescriptor
framework: mediaplayer
role: symbol
role_heading: Class
path: mediaplayer/mpmusicplayerplayparametersqueuedescriptor
---

# MPMusicPlayerPlayParametersQueueDescriptor

A set of properties and methods for modifying how to play items, based on play parameters the framework returns.

## Declaration

```swift
class MPMusicPlayerPlayParametersQueueDescriptor
```

## Overview

Overview Use this class to modify the player queue created by a query before the queue begins to play. You can modify when individual items start and stop playing, along with setting the first item for playing.

## Topics

### Creating a new play parameters queue descriptor

- [init(playParametersQueue:)](mediaplayer/mpmusicplayerplayparametersqueuedescriptor/init(playparametersqueue:).md)
- [MPMusicPlayerPlayParameters](mediaplayer/mpmusicplayerplayparameters.md)

### Accessing the play parameters

- [playParametersQueue](mediaplayer/mpmusicplayerplayparametersqueuedescriptor/playparametersqueue.md)
- [startItemPlayParameters](mediaplayer/mpmusicplayerplayparametersqueuedescriptor/startitemplayparameters.md)
- [MPMusicPlayerPlayParameters](mediaplayer/mpmusicplayerplayparameters.md)

### Setting start and end times

- [setStartTime(_:forItemWith:)](mediaplayer/mpmusicplayerplayparametersqueuedescriptor/setstarttime(_:foritemwith:).md)
- [setEndTime(_:forItemWith:)](mediaplayer/mpmusicplayerplayparametersqueuedescriptor/setendtime(_:foritemwith:).md)

## Relationships

### Inherits From

- [MPMusicPlayerQueueDescriptor](mediaplayer/mpmusicplayerqueuedescriptor.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)

## See Also

### Media player queues

- [MPMusicPlayerControllerQueue](mediaplayer/mpmusicplayercontrollerqueue.md)
- [MPMusicPlayerControllerMutableQueue](mediaplayer/mpmusicplayercontrollermutablequeue.md)
- [MPMusicPlayerApplicationController](mediaplayer/mpmusicplayerapplicationcontroller.md)
- [MPMusicPlayerMediaItemQueueDescriptor](mediaplayer/mpmusicplayermediaitemqueuedescriptor.md)
- [MPMusicPlayerStoreQueueDescriptor](mediaplayer/mpmusicplayerstorequeuedescriptor.md)
- [MPMusicPlayerQueueDescriptor](mediaplayer/mpmusicplayerqueuedescriptor.md)