A javascript implementation of the YIN algorithm for Node.js and the browser.
npm install yinjsvar frequency = yin(data, sampleRate, threshold)The data argument is a Float32Array representing time-domain data for a signal.
The sampleRate argument is a Number.
The threshold argument is a Number. It is optional. It defaults to 0.07.
The function returns a Number value representing the fundamental frequency of the signal.
The example/ folder contains a working example of the yin function analyzing data from live input.
This project is MIT-licensed