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Retrieves an identifier for the pin.
HRESULT QueryId( LPWSTR * Id );
Parameters
- Id
- Pin identifier.
Return Values
Returns an HRESULTvalue.
Remarks
This member function implements the IPin::QueryIdmethod. By default, this member function uses the pin name in the m_pNamedata member, so implementing this member function in your derived filter class is not normally required.