Analysis Of Music Creation Techniques In The Song And Dance Movie "City Of Philharmonic"

?LA LA LAND? was released in the United States on December 16,2016.It mainly tells a story about the hero and heroine who met,met and had to be separated in the process of pursuing their dreams.This paper mainly analyses the composing techniques of pop music from the angle of "City of Love",including the development of theme,harmony language,orchestration technology and tonal layout.The introduction part is mainly about the introduction of the film and the composer.The first part is to analyze the characteristics,internal links,development techniques and mode layout of film theme music.The second part is the analysis of the harmony techniques and the Jazz harmony vocabulary contained in the film.The third part is the analysis of the integration and intersection of the film music orchestra,so as to summarize and study the pop music features contained in the film music.