<html>
<title>test</title>
<body>
</body>
<script>
var img = new Image();
img.onload = function() {
var detector = new BarcodeDetector();
detector.detect(img)
.then(detectedObjects => {
if (detectedObjects.length)
document.title = detectedObjects[0].rawValue;
else
document.title = 'found no shapes';
})
.catch(error => {
document.title = 'Error during detection: ' + error.message;
});
}
// "https://chromium.org" encoded as QR code in base64
img.src = 'data:image/png;base64,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';
</script>
</html>