This topic applies to Windows Vista.
The IBDA_DRM interface is used to request a tuner to perform a DRM handshake with the user's computer. Some tuners require a DRM handshake to verify that the user can receive content from the tuner. The BDA tuner filter exposes this interface; it is implemented by the tuner mini-driver.
OCUR Devices: This interface supports OpenCable Unidirectional Cable Receiver (OCUR) devices. See OCUR Devices.
The IBDA_DRM interface inherits the methods of the IUnknown interface.
In addition, IBDA_DRM defines the following methods.
Queries the status of the DRM handshake.
Requests the tuner to perform a DRM handshake.
|Header||Declared in Bdaiface.h.|
Build date: 12/4/2008