Break it down and draw it into a frame with many action moments. The physical principle of black-and-white animation is to decompose the expressions, movements and changes of characters into many frames of action moments, and then shoot them into a series of pictures with a camera. Animation refers to the image technology that forms motion by shooting objects frame by frame and playing them continuously. On the basis of this technology, animation is endowed with artistic connotation and ideological connotation by the producers.