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Filename : ler_cod_bar.php
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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title> Ler Barcode </title>
	<script src="quagga.min.js"></script>
	<script src="https://webrtc.github.io/adapter/adapter-latest.js"></script>
</head>

<body>

    <div id="resultado"></div>
   
	<div id="camera" ion-fixed class="scannerdiv">
</div>

    

    <script>

        Quagga.init({
            inputStream: {
                name: "Live",
                type: "LiveStream",
                target: document.querySelector('#camera')    // Or '#yourElement' (optional)
            },
			numOfWorkers: (navigator.hardwareConcurrency ? navigator.hardwareConcurrency : 4),
            decoder: {
                readers: ["code_128_reader"]
            }
        }, function (err) {
            if (err) {
                console.log(err);
                return
            }
            console.log("Initialization finished. Ready to start");
            Quagga.start();
        });

        Quagga.onDetected(function (data) {
            console.log(data.codeResult.code);
            document.querySelector('#resultado').innerText = data.codeResult.code;
        });

    </script>

</body>
<access origin="*" subdomains="true" />
</html>