Related work: The artist Jason Salavon is well-known for making work using a software-driven frame averaging technique. https://en.wikipedia.org/wiki/Jason_Salavon

Using analog techniques there is a famous set of photographs of films playing in movie theaters by Japanese artist Hiroshi Sugimoto. In this work a long duration time-lapse photo of the film renders the screen glowing white with a pale outline of the theatre around it. https://www.sugimotohiroshi.com/new-page-7