Birdsongs Visualizer

A few examples (images are clickable):

Steps:

  1. Download a random birdsong from xeno-canto.org
  2. Click on the image below to select the birdsong.
  3. Click zoom-in and zoom-out to adjust sample rate.
  4. Increase or decrease brightness of the image.
  5. Alternatively: record some audio using your mic.
Audio is processed on the client.

This is the good old DFT spectrogram mapped to a circle. Compare (images are clickable):

https://github.com/webfft/webfft.github.io

2023