webcam-streaming/client.html at master · holdMyTea/webcam-streaming · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
<html>

<head>
    <title>Client</title>
</head>

<body>
    <video autoplay></video>
    <script>
        var websocket = new WebSocket('ws://localhost:3000');
        websocket.binaryType = 'arraybuffer';

        var mediaSource = new MediaSource();
        var buffer;
        var queue = [];

        const video = document.querySelector('video')
        video.src = window.URL.createObjectURL(mediaSource);

        mediaSource.addEventListener('sourceopen', function (e) {
            video.play();

            buffer = mediaSource.addSourceBuffer('video/webm;codecs=vp8,opus');

            buffer.addEventListener('updateend', function () { // Note: Have tried 'updateend'
                if (queue.length > 0 && !buffer.updating) {
                    buffer.appendBuffer(queue.shift());
                    video.play();
                }
                mediaSource.endOfStream();
            });
        }, false);

        mediaSource.addEventListener('sourceopen', function (e) { console.log('sourceopen: ' + mediaSource.readyState); });
        mediaSource.addEventListener('sourceended', function (e) { console.log('sourceended: ' + mediaSource.readyState); });
        mediaSource.addEventListener('sourceclose', function (e) { console.log('sourceclose: ' + mediaSource.readyState); });
        mediaSource.addEventListener('error', function (e) { console.log('error: ' + mediaSource.readyState); });

        websocket.addEventListener('message', function (e) {
            console.log('message')
            if (typeof e.data !== 'string') {
                if (buffer.updating || queue.length > 0) {
                    queue.push(e.data);
                } else {
                    buffer.appendBuffer(e.data);
                }
            }
        }, false);
    </script>
</body>

</html>