Azure Media Services is a cloud-based media workflow platform that enables you to build, edit, and distribute media content. 

Here are some key features of Azure Media Services:

Live and On-Demand Streaming: Deliver content to virtually all devices and scale your business as you need. Azure Media Services handles audiences of all sizes while you control the properties of the outgoing video livestream, such as how much is recorded and whether or not it is multicast.

Encoding and Processing: Convert media files from their source format into versions that will playback on devices like smartphones, tablets, and PCs.

Media Analytics: Extract information from your videos using Video Indexer which includes features such as facial recognition, transcription services, and keyword extraction.

Content Protection & DRM: Securely deliver content using AES or multi-DRM (PlayReady, Widevine, and FairPlay) to prevent unauthorized access and piracy.

Video Indexer: Unlock video insights. Extract the insights from your videos using Video Indexer which includes features such as facial recognition, transcription services, and keyword extraction.

Azure Media Player: A web player which automatically selects the best playback method based on the capabilities of the device and the features of the browser.

These services provide a comprehensive solution for building media applications, from encoding and streaming to analytics and content protection.