Semiramide, by Gioachino Rossini, with animated score.
FAQ:
Q: Who is Gioachino Rossini?
A: An Italian composer who wrote 39 operas as well as sacred music, chamber music, songs, and some instrumental and piano pieces. You can read more about him here: http://en.wikipedia.org/wiki/Gioachino_Rossini
Q: What do the colors mean?
A: Each pitch class has its own color, chosen by mapping the musician’s «circle of fifths» to the artist’s «color wheel». I choose C to be blue. This is YouTube user Smalin’s invention. You can read more about it here: http://www.musanim.com/mam/pfifth.htm
Q: How did you make this animation?
A: With a program I wrote in Python. I also used FFMPEG, SoX, TiMidity, FluidSynth, Python Image Library, and midicsv. All excellent, free, open-source software.
Q: Could you make a video of this other song?
A: Sure! Well, maybe. For copyright reasons, it has to be public domain music. Just comment below, or send me a message and I’ll see what I can do.
Q: I really appreciate your work; how can I support you?
A: Thanks! It would be very kind if you’d subscribe, like, or share my videos so more people will find them.
Q: Have you made a video of [artist]?
A: Search «animidify [artist]» and you should be able to see what I’ve done so far.