---
title: Thumbnail notification user info keys
framework: mediaplayer
role: collectionGroup
role_heading: API Collection
path: mediaplayer/thumbnail-notification-user-info-keys
---

# Thumbnail notification user info keys

The following keys may be found in the userInfo dictionary of a MPMoviePlayerThumbnailImageRequestDidFinishNotification notification.

## Topics

### Constants

- [MPMoviePlayerThumbnailImageKey](mediaplayer/mpmovieplayerthumbnailimagekey.md)
- [MPMoviePlayerThumbnailTimeKey](mediaplayer/mpmovieplayerthumbnailtimekey.md)
- [MPMoviePlayerThumbnailErrorKey](mediaplayer/mpmovieplayerthumbnailerrorkey.md)

## See Also

### Constants

- [MPMovieLoadState](mediaplayer/mpmovieloadstate.md)
- [MPMovieControlStyle](mediaplayer/mpmoviecontrolstyle.md)
- [MPMovieFinishReason](mediaplayer/mpmoviefinishreason.md)
- [MPMoviePlaybackState](mediaplayer/mpmovieplaybackstate.md)
- [MPMovieRepeatMode](mediaplayer/mpmovierepeatmode.md)
- [MPMovieScalingMode](mediaplayer/mpmoviescalingmode.md)
- [MPMovieTimeOption](mediaplayer/mpmovietimeoption.md)
- [MPMovieMediaTypeMask](mediaplayer/mpmoviemediatypemask.md)
- [MPMovieSourceType](mediaplayer/mpmoviesourcetype.md)
- [Fullscreen notification keys](mediaplayer/fullscreen-notification-keys.md)
- [Playback finished notification key](mediaplayer/playback-finished-notification-key.md)