Extending the MediaFlow Class

The MediaFlow abstract class represents a generic flow concept for objects that send or receive media. A nonabstract subclass represents the flow of a specific media type. Microsoft Unified Communications Managed API (UCMA) 3.0 provides two MediaFlow subclasses, AudioVideoFlow and InstantMessagingFlow. These classes represent flows whose media type is, respectively, "audio, video" and "message".

A developer who intends to support a different media type must implement a MediaFlow subclass that represents that media type.

None of the methods, properties, and events on the abstract MediaFlow class are themselves abstract. As a result, a subclass that inherits from the MediaFlow class is not required to provide overriding method, property, or event definitions.