IBDA_PinControl::RegistrationContext
Microsoft DirectShow 9.0 |
IBDA_PinControl::RegistrationContext
The RegistrationContext method retrieves the registration context of a particular pin.
Syntax
HRESULT RegistrationContext( ULONG* pulRegistrationCtx );
Parameters
pulRegistrationCtx
[out] Pointer that receives the registration context.
Return Values
If the method succeeds, it returns S_OK. If it fails, it returns an error code.
Remarks
The registration context uniquely identifies an instance of a particular pin. A Network Provider does not modify this value; it simply retains it in order to keep track of the pins in the graph.
Requirements
Header: Include bdaiface.h.
See Also