Yes, objective music is also called music in painting or music with sound source. Refers to the music that should be in the specified situation of the film picture. Such as characters singing, playing musical instruments, radio broadcasts, etc. At this time, the appearance of music is indispensable (but special arrangements can also be made).

Subjective music is also called voiceover music or silent music. The picture does not provide the basis for the emergence of music, but the music created by zhuan in order to shape the character, express the inner feelings of the character or render the atmosphere of the environment.

The supplement, explanation or evaluation of the picture shows the composer's subjective attitude towards the events shown in the film, which can deepen the content of the picture and enhance the artistic appeal of the film. Extended materials

Music is often combined with dialogue and natural sound effects. In the silent film period, sometimes music is the only sound, which runs through the whole film from beginning to end. Due to the progress of recording technology, in the period of sound film, in addition to music, language and natural sound effects can also be recorded, which freed the phenomenon of music overload in the period of silent film.

Directors and composers should proceed from the real needs of movies and use music properly and effectively only when expressing lyrical and dramatic atmosphere. In this way, it not only conforms to the artistic law of music, but also improves the aesthetic function of film comprehensive art. This makes music truly develop into an important organic part of film comprehensive art, and also promotes the formation of a segmented narrative structure of film music.