You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1.1 KiB
43 lines
1.1 KiB
<html>
|
|
<head>
|
|
<title>Video playback</title>
|
|
</head>
|
|
<body>
|
|
<video id='video1' muted></video>
|
|
</body>
|
|
<script type='text/javascript'>
|
|
const video = document.getElementById('video1');
|
|
|
|
function load_data_url(url) {
|
|
video.src = url;
|
|
video.onloadedmetadata = () => {
|
|
// Enlarge |video| but keep it inside the viewport; |height| also has to
|
|
// account for the Shelf (taskbar) at the bottom. |video| will be rendered
|
|
// inside that area respecting its aspect ratio.
|
|
video.width = Math.min(video.videoWidth, window.innerWidth * 0.9);
|
|
video.height = Math.min(video.videoHeight, window.innerHeight * 0.9);
|
|
video.loop = true;
|
|
video.play();
|
|
};
|
|
|
|
video.onplay = () => {
|
|
setInterval(draw_pass, 100);
|
|
}
|
|
|
|
video.load();
|
|
}
|
|
|
|
var draw_passes_count = 0;
|
|
function draw_pass() {
|
|
// <video> doesn't have a way to count the amount of played back frames, so
|
|
// we'll just count time intervals then.
|
|
draw_passes_count++;
|
|
}
|
|
|
|
function get_draw_passes_count() {
|
|
return draw_passes_count;
|
|
}
|
|
|
|
</script>
|
|
</html>
|