Constant StdVideoH264MemMgmtControlOp_STD_VIDEO_H264_MEM_MGMT_CONTROL_OP_MARK_LONG_TERM 

pub const StdVideoH264MemMgmtControlOp_STD_VIDEO_H264_MEM_MGMT_CONTROL_OP_MARK_LONG_TERM: StdVideoH264MemMgmtControlOp = 3;