rpi-music-visualizer

Raspberry Pi Music Visualizer written in Rust

Roadmap

[x] Accept microphone input

[x] Plug in LEDs

[x] LED communication

[x] Battery setup

[x] Wiring diagram

[x] Microphone

[x] How to wear it (Comfortably)

[x] Improve visualizer data quality

[x] More visualizers

How to run on Raspberry Pi

Build

cargo build --release --features hardware

Run

./rpi.sh --screen hardware

Alsa configuration

Using a USB microphone on the Raspberry Pi.

pcm.microphone {
  type dsnoop
  ipc_key 1
  slave {
    pcm "hw:2,0"

    period_size 1024
    buffer_size 1024
    rate 24000
    periods 0
    period_time 0
  }
}

pcm.!default {
  type route

  slave.pcm microphone
  slave.channels 2

  ttable {
    # Copy both input channels to output channel 0 (Left).
    0.0 0.5
    1.0 0.5
    # Send nothing to output channel 1 (Right).
    0.1 0
    1.1 0
  }
}

ctl.!default {
  type hw
  card 2
}