features.ts

import { Essentia, EssentiaWASM } from "essentia.js";
import fs from "fs";
import decode from "audio-decode";
import { isStream, streamToBuffer } from "../util";

const algorithms = {
    Danceability: "danceability",
    KeyExtractor: "key",
    PercivalBpmEstimator: "bpm",
    Intensity: "intensity",
    Energy: "energy",
};

const essentia = new Essentia(EssentiaWASM);

const SCALE = ["C", "D", "E", "F", "G", "A", "B"];