The IRTCSession3 interface contains one additional method related to the session, extending the functionality provided by the IRTCSession2 interface. The IRTCClient::CreateSession and IRTCClient2::CreateSessionWithDescription methods create the Session object. Use QueryInterface on the Session object to discover the IRTCSession3 interface for RTC 1.3 implementations.

Methods in Vtable Order

The IRTCSession3 interface inherits the methods of the standard COM interface IUnknown.

In addition, IRTCSession3 defines the following method, including those inherited from IRTCSession2.

Method Description
AddParticipantEx Creates a participant on the specified device and adds it to the session. Adding a participant to an idle session initiates the call.


Redistributable: Requires Rtcdll.dll on Windows 2000 SP4 and later, Windows XP, and Windows Server 2003.
Header: Declared in Rtccore.h.
Library: Included as a resource in Rtcdll.dll.
GUID: IID_IRTCSession3 is defined as A46E81AD-1D5A-4063-9521-62E1FA85DF5C.

See Also

Enhanced MPOP Support