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index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>NFT marker example with a WebWorker, WASM and with Three.js</title>
<meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=0.5, maximum-scale=1">
<link rel="stylesheet" href="./video-style.css">
</head>
<body class="loading">
<div id="loading" >
<img src="./data/logo.gif"/>
<span class="loading-text">Loading, please wait</span>
</div>
<!--
==================
STATS
==================
-->
<div id="stats" class="ui stats">
<div id="stats1" class="stats-item">
<p class="stats-item-title">
Main
</p>
</div>
<div id="stats2" class="stats-item">
<p class="stats-item-title">
Worker
</p>
</div>
</div>
<!--
==================
CAMERA VIDEO & CANVAS
==================
-->
<div id="app">
<video
loop
autoplay
muted
playsInline
id="video">
</video>
<canvas id="canvas"></canvas>
</div>
<script src="https://threejs.org/examples/js/libs/stats.min.js"></script>
<script src="https://threejs.org/build/three.min.js"></script>
<script src="./src/threejs_wasm_worker.js"></script>
<script>
/**
* STATS
*/
var statsMain = new Stats();
statsMain.showPanel( 0 ); // 0: fps, 1: ms, 2: mb, 3+: custom
document.getElementById( 'stats1' ).appendChild( statsMain.dom );
var statsWorker = new Stats();
statsWorker.showPanel( 0 ); // 0: fps, 1: ms, 2: mb, 3+: custom
document.getElementById( 'stats2' ).appendChild( statsWorker.dom );
/**
* APP / ELEMENTS
*/
var container = document.getElementById( 'app' );
var video = document.getElementById( 'video' );
var canvas = document.getElementById( 'canvas' );
/**
* APP / VIDEO STREAM
*/
if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
var hint = {
audio: false,
video: true
};
if( window.innerWidth < 800 ) {
var width = ( window.innerWidth < window.innerHeight ) ? 480 : 640;
var height = ( window.innerWidth < window.innerHeight ) ? 480 : 640;
var aspectRatio = window.innerWidth / window.innerHeight;
console.log( width, height );
hint = {
audio: false,
video: {
facingMode: 'environment',
width: { min: width, max: width }
},
};
console.log( hint );
}
navigator.mediaDevices.getUserMedia( hint ).then( function( stream ) {
video.srcObject = stream;
video.addEventListener( 'loadedmetadata', function() {
video.play();
console.log( 'video', video, video.videoWidth, video.videoHeight );
start(
container,
markers['alterra'],
video,
video.videoWidth,
video.videoHeight,
canvas,
function() {
statsMain.update()
},
function() {
statsWorker.update();
},
null
);
} );
} );
}
</script>
</body>
</html>