Can't really tell by the video, but does the ticking go away when you rev up? If so, probably lifters. If it picks up and gets louder, rod knock. This is how I blew my first engine (not this car).
2009 335i Coupe 6MT Blk Sapphire / Blk Leather
2007 328i Coupe 6MT Blk Sapphire / Blk Leather *Sold
1985 Toyota Corolla GTS 5MT 1.5-way Slvr / Blk *Sold
1987 Toyota Corolla GTS 5MT KAAZ 2-way Blk / Blk *Sold