The source project of this merge request has been removed.
JVET-AB0050: Add two flags for NNPFA
Enable activating a filter for more than one picture by one NNPFA SEI message through adding two flags: nnpfa_cancel_flag and nnpfa_persistence_flag
Enable activating a filter for more than one picture by one NNPFA SEI message through adding two flags: nnpfa_cancel_flag and nnpfa_persistence_flag