Describe the history of movies from a technical point of view. What five stages can movies be divided into?

1) In 1930s, the film began the technical preparation period before its birth, also known as the invention period. With the development of photography technology, photos can be kept for a long time.

2) The budding of silent films

3) In the mature stage of silent film, the lens crosses to form a montage rhythm, revealing the inner feelings of the characters; Give full play to the metaphorical function of montage

, formed the tradition of "poetry film".

4) The budding of color movies

5) Maturity of color film