73         dpb: &Dpb<Self::Handle>,  in begin_picture()
74         rps: &RefPicSet<Self::Handle>,  in begin_picture()
93     fn submit_picture(&mut self, picture: Self::Picture) -> StatelessBackendResult<Self::Handle>;  in submit_picture()
466         dpb: &Dpb<B::Handle>,  in negotiation_possible()
783     ) -> anyhow::Result<Vec<DpbEntry<B::Handle>>> {  in bump_as_needed()
839     ) -> Result<Option<CurrentPicState<B::Handle, B::Picture>>, DecodeError> {  in begin_picture()
913         pic: &mut CurrentPicState<B::Handle, B::Picture>,  in handle_slice()
949         pic: CurrentPicState<B::Handle, B::Picture>,  in finish_picture()
1119     fn submit_picture(&mut self, backend_pic: B::Picture) -> Result<B::Handle, DecodeError> {  in submit_picture()
1135     type Handle = B::Handle;  typedef
1208     fn next_event(&mut self) -> Option<DecoderEvent<B::Handle>> {  in next_event()