When used in floating RadPane and other RadWindow is focused, the player re-loads its video

Expose a property to control the visibility of the Play button

There's a memory leak in the Silverlight plugin for Google Chrome as of 12.0.742.30. When a Silverlight plugin is loaded in an iframe, then the iframe source is changed, the memory originally used for the plugin is never released until the tab is closed. And when the RadMediaPlayer is used in an AJAX solution where it is placed in an Iframe, the control is slow and unresponsive in Chrome.

The video source for a MediaItem is downloaded multiple times.

Provide localization for RadMediaPlayer.

Mechanism for previewing a frame when the user mouses over the video progress indicator.

When reloading a wmv a "Cannot Access a closed stream" error occurs

Allow disabling of the FullScreen functionality.

Add MediaElement Paused event

The MediaElement is playing while the LoadingElement is still displayed

Allow Position property to be set before Loaded event

Implement template or properties providing the audio player look when playing audio files. For example: hide the media rectangle when it is not required; provide a way for customizing the videocontrols panel.

RadMediaPlayer: Support for smooth streaming encoded with Encoder 4

Extend the player to support opening images. Add feature to support slideshow of images.

Add PlaylistVisibilityChanged and PreviewPlaylistVisibilityChanged events.

Add feature to Show one or more frames while scrubbing, indication where the user is when scrubbin the postition slider.

MediaPlayer: Make StreamAttached event RoutedEvent.

Add support for opening media files from client's local machines. At the moment an exception is thrown.

Due to the radically decreased interest in Silverlight the XAML team decided to considerably reduce the efforts invested in any new features or new components in the UI for Silverlight offering. Hence this request will not be addressed and is marked as declined.

Port the current SL implementation of MediaPlayer to WPF.

Changed the status to Completed: We created a MediaPlayer SDK example which can be used in WPF. 
https://github.com/telerik/xaml-sdk/tree/master/Common

Auto restart the current movie after finished when click Play