Microsoft’s open source Silverlight Media Framework (SMF) enables developers to easily deploy a booming and customizable media player for IIS Smooth Streaming delivery. The main key features in the framework include DVR, rewind, alternate language tracks, in-stream data feeds, Timeline Scrubber, Current position / total position, Go to live, Bitrate meter, Volume and Full screen / restore.

Some of the advanced features are: Branding of the player, embedding markers in your timeline, communicate and respond to bandwidth utilization, integration of external data using data framework and provide quality Live and On-demand experiences.

Features to be included in the future:

1. A more modular codebase so it is easier for developers to choose what functionality they want compiled into their application without taking on unwanted file size.
2. An extensive plug-in API so partners can develop plugins for SMF that provide analytics, advertising, publishing, and delivery features.
3. Support for more delivery methods
4. Accessibility support similar to what is made available in the Accessible Media Project – http://amp.codeplex.com
5. Advanced captioning support including compliance with the W3C Timed Text spec
6. A more robust UI framework including support for global styling
7. Support for MEF, a new Silverlight 4 feature
8. Support for VAST & MAST for advertising
9. A JavaScript API

Download Framework – Link