Depends on your client. But nostr.build allows video
Some of my content from the Reddit
Can’t upload the video here because it’s 01:12 minutes (AND I HATE IT ,I have a lot of what to say and can’t upload it here.)
So this is the link : https://www.reddit.com/r/Cannabis_Culture/comments/164b8qq/cannabis_helps_a_lot_to_go_through_this_war_in/?utm_source=share&utm_medium=ios_app&utm_name=ioscss&utm_content=1&utm_term=1 
Discussion
I’ll try