AddRef            129 libavdevice/decklink_dec.cpp         virtual ULONG   STDMETHODCALLTYPE AddRef(void) { return ++_refs; }
AddRef            620 libavdevice/decklink_dec.cpp ULONG decklink_input_callback::AddRef(void)
AddRef            112 libavdevice/decklink_enc.cpp     virtual ULONG   STDMETHODCALLTYPE AddRef(void)                            { return ++_refs; }
AddRef            160 libavdevice/decklink_enc.cpp     virtual ULONG   STDMETHODCALLTYPE AddRef(void)                            { return 1; }