The man was a condemned soul, and the pig symbolized his material side that needed to be shed. This is foreshadowed by the man putting a doll head on a pigeon.
it's a parody of pretentious movies
I mean, it's shot like one, but it doesn't have content like one- The film is practically the embodiment of Le Film Artistique. Extremely long shots? Check. Misery? Check. Deliberately Monochrome? Check. European? Check. Mind Screw? Check. Depraved subject matter? Check.
