What categories can the sound of movies be divided into?

The sound of the film includes character voice, natural voice, music and voice-over.

Character voice: Discourse is the basis of character voice. It is because of the sound on the screen that we got rid of the subtitle explanation and ended the silent film era. It is also because the people on the screen speak that movies are closer to life. In addition, the sounds of machines, planes, cars, streets, stations and docks are also part of human voice.

Natural sound: refers to all the sounds we can hear in nature, including wind, rain, running water, waves and animal calls. Natural sound is an important means for movies to set off the atmosphere, express emotions and create artistic conception.

Film music: one of the important expressive means of film art. Use music to reveal the inner feelings and contrast of characters. Due to the development of the plot and the limitation of screen time, it is generally concise, to the point and with a clear theme.

Voiceover: the sound of various sound sources outside the picture. After the sound and picture are separated, they become special screen images, so the voice-over has strong modeling ability. It can break through the limitation of the screen, expand the performance space of the film outside the screen, and enrich the content and expressive force of the screen. Voiceover is also used to create a real sound environment, set off the atmosphere and enhance the realism of life scenes. Narrator, narrator, etc. They are also voiceovers, and their role in shaping characters and constructing time and space has been paid more and more attention by film creators.