<html>
<head>
<style type="text/css">
video {
border: 1px solid #333;
}
table, td {
border: 1px solid #333;
border-collapse: collapse;
}
thead, tfoot {
background-color: #333333;
color: #ffffff;
}
</style>
</head>
<body>
<table>
<thead>
<tr>
<th colspan="2">Metadata</th>
</tr>
</thead>
<tbody>
<tr>
<td>Current Source</td>
<td id=src>null</td>
</tr>
<tr>
<td>Is Selected</td>
<td id=selected>false</td>
</tr>
</tbody>
</table>
<br />
<video id=video controls>
<source>
<source src="">
<source src="Yo I don't exist!">
<source src="../../../home/anon/Videos/test-webm.webm">
</video>
<script type="text/javascript">
let video = document.getElementById('video');
video.videoTracks.onaddtrack = (event) => {
document.getElementById('selected').textContent = event.track.selected;
};
video.addEventListener('loadedmetadata', () => {
document.getElementById('src').textContent = video.currentSrc;
});
</script>
</body>
</html>
