Realtime music visualizer on a 32x32 RGB LED matrix controlled with Raspberry PI 2 GPIO pins.
The music visualizer [1] is a capture client built on JACK [2] which takes audio from the input channel of the Raspberry PI and draws its output to the LED matrix panel through GPIO pins [3].
References:
[1] Music visualizer using Fourier Series ( http://fourierart.com )
[2] JACK - ( http://jackaudio.org )
[3] "Controlling RGB LED display with Raspberry Pi GPIO" by Henner Zeller ( https://github.com/hzeller/rpi-rgb-led-matrix )
