Raised by a stream sink when the sink's media type is no longer valid.
Possible values retrieved from IMFMediaEvent::GetValue include the following.
||No event data.
A stream sink can raise this even if something happens that invalidates the stream sink's media type. For example, the enhanced video renderer (EVR) sends this event when the display changes.
The HRESULT value retrieved by IMFMediaEvent::GetStatus might indicate why the media type is no longer valid.
|Minimum supported client
||Windows Vista [desktop apps only]
|Minimum supported server
||Windows Server 2008 [desktop apps only]