import { type dom } from "https://deno.land/x/evt@v2.5.6/lib/types/index.ts";
const { GainNode } = dom;
A change in volume. It is an AudioNode audio-processing module that causes a given gain to be applied to the input data before its propagation to the output. A GainNode always has exactly one input and one output, both with the same number of channels.