ITFormatControl interface

[ This interface is not available for use in Windows Vista, Windows Server 2008, and subsequent versions of the operating system. The RTC Client API provides similar functionality.]

The ITFormatControl interface exposes methods that allow an application to retrieve information concerning the format of a receive or transmit stream for a call.

This interface is implemented by the H323 MSP and is exposed only when a call uses this service provider.

Members

The ITFormatControl interface inherits from the IUnknown interface. ITFormatControl also has these types of members:

Methods

The ITFormatControl interface has these methods.

Method Description
GetCurrentFormat Gets the media format of the current stream.
GetNumberOfCapabilities Gets the number of capabilities associated with the current format.
GetStreamCaps Gets the capabilities associated with a given format index.
ReleaseFormat Releases the structure associated with the format.
ReOrderCapabilities Sets a new order for format capabilities.

Requirements

TAPI version
Requires TAPI 3.1
Header
Ipmsp.h
Library
Uuid.lib
DLL
Tapi3.dll