Two categories that determine the amount of creative control an artist possesses are: Independent and Signed.
An independent artist produces and releases music without the additional support of a record label.
Artists that are signed to larger record labels are bind to a contract that dictates the amount, type, and demographic that the music caters to.
The director has control of the artistic attributes of the film, commonly having a large influence of the overall vision.
The director has control over a variety of aspects such as: lighting, hair and makeup, set design and wardrobe.