Audioviz is a tool and framework for converting your audios into visualizer using Node.js and ffmpeg. Audioviz allows you to easily and programmatically create a video from your audio.

Inspired by audiogram. Audioviz aims to be very extensible and feature rich with a it's options

Features

• Convert audio into videos with code! 🤓
• Declarative API with fun defaults
• Create colorful videos by setting backgrounds

See example

Requirements

• Windows, MacOS or Linux
• Node.js installed (Use of the latest LTS version is recommended, v12.16.2 or newer on MacOS.)
• ffmpeg (and ffprobe) installed and available in PATH
• (Linux) may require some extra steps. See headless-gl.

Installing

npm i audioviz

JavaScript library

const Audioviz = require("audioviz");
const path = require("path");

var audioviz = new Audioviz({
  audio: path.join(__dirname, "audio.mp3"),
  output: "video.mp4",
});

(async () => {
  const output = await audioviz.render();
  console.log(output);
})();

Parameters

Parameter	Description	Default
audio	Audio input path (mp3, wav)
width	Width which all media will be converted to	1280
height	Height which all media will be converted to	720
output	output file name
waveColor	Color for audio waves drawn on frames	#d84a4a
backgroundColor	BackGround color for video	#fff
pattern	Wave pattern to be drawn	bars
waveTop	Top alignment	150
waveRight	Right alignment	1280
waveLeft	Left alignment	0
waveBottom	Bottom alignment	420

Patterns

• bar
• curve
• wave
• roundBars
• bricks
• line
• pixel
• equalizer

See also

• https://github.com/nypublicradio/audiogram

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