I'm dead certain it's Wheatstraw. I'd know that vest anywhere.

I can't find the opening scene where a woman dressed like Aunt Jemima gives birth to a thirteen-year-old boy and a watermelon. That was some shit.

Yeah! the part where he uses the pimp cane to perform minor feats of goodwill was amazing too. WITH MY MAGIC POWERS, I WILL GET THIS FAT WOMAN OUT OF THE CHAIR SHE IS STUCK IN!

Actually Moore's films are, perhaps unfortunately, some of the best known examples of performance of the toast tradition, about which you could read here:
http://www.louisianafolklife.org/LT/Articles_Essays/creole_art _toast_tradition.html

and the personal control he had over their production makes them less objectionable than some Blaxploitation films.

This was a thing he was really proud of in interviews - the Dolemite films were pretty much entirely made by black people, for black people.

Black producer, black writers, black directors, pretty much black people all the way down the pipe. Some of the crew may not have been as professional as a big-budget hollywood joint, but those guys were making a movie by themselves, for themselves, and if you didn't like it, you were a no-business born insecure rat soup eating MOTHA FUCKA anyway.