MFSinkClass March 27, 2018 10:35 MFSinkClass Supported interfaces IMFReceiverIMFReceiverVB6IMFSinkIMProps Still have questions? Tell us what didn’t work or what you’d like clarified. Ask support Was this article helpful? Yes No 0 out of 0 found this helpful Related articles IMFSink MFSinkClass IMFReceiver MItemClass MFSignalingDTMFClass