Repeating mask? Procedural textures in compositing?

[Matakani]

Have you looked here for answers ?

AudVis - audio visualization add-on

Hi, I’m an author of blender add-on “AudVis”. Its basic goal is to make it easier to create animations responsive to sound, including real-time sound analyzing. It is available in Blender Market, but if you send me a message, I will send you a free copy. It works best with Blender 2.80 and 2.81, but I’m testing it also on the newest builds. I would like to receive some feedback from you. I would like to know if there is any space for this add-on in the world. And if you like this idea, I woul…

Or on their YT channel ?

You seem to be doing this in a bad way…