paniment hurts the overall performance of correspondence
while having similar music quality. The difference in corre-
spondence and music quality validates that decoupled struc-
ture is important for music generation and imposing video
controls. The improvement of VMCP from Video2music
to Video2chord2music shows the effectiveness of decou-
pling chords, and the improvement from Video2chord2music
to the full model V-MusProd shows the effectiveness of
VideoBackgroundMusicGeneration