Tone.js/examples/analysis.html
2020-07-18 17:20:19 -07:00

71 lines
1.9 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Analyser</title>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<link rel="icon" type="image/png" sizes="174x174" href="./favicon.png">
<script src="https://cdnjs.cloudflare.com/ajax/libs/webcomponentsjs/2.4.3/webcomponents-bundle.js"></script>
<link href="https://fonts.googleapis.com/css?family=Material+Icons&display=block" rel="stylesheet"/>
<script src="../build/Tone.js"></script>
<script src="./js/tone-ui.js"></script>
<script src="./js/components.js"></script>
</head>
<body>
<tone-example label="Analyser">
<tone-loader></tone-loader>
<div slot="explanation">
<a href="https://tonejs.github.io/docs/FFT" target="_blank">Tone.FFT</a>
returns the amplitude of the incoming signal at different frequencies.
<a href="https://tonejs.github.io/docs/Waveform" target="_blank">Tone.Waveform</a>
returns the signal value between 0-1.
</div>
<div id="content">
<tone-play-toggle></tone-play-toggle>
</div>
</tone-example>
<script type="text/javascript">
const player = new Tone.Player({
url: "https://tonejs.github.io/audio/berklee/arpeggio2.mp3",
loop: true
}).toDestination();
const toneMeter = new Tone.Meter();
player.connect(toneMeter);
const toneFFT = new Tone.FFT();
player.connect(toneFFT);
const toneWaveform = new Tone.Waveform();
player.connect(toneWaveform);
// bind the GUI
drawer().add({
tone: player,
title: "Player",
});
meter({
tone: toneMeter,
parent: document.querySelector("#content")
});
fft({
tone: toneFFT,
parent: document.querySelector("#content")
});
waveform({
tone: toneWaveform,
parent: document.querySelector("#content")
});
document.querySelector("tone-play-toggle").addEventListener("start", () => player.start());
document.querySelector("tone-play-toggle").addEventListener("stop", () => player.stop());
</script>
</body>
</html>