webcamjs
Version:
HTML5 Webcam Image Capture Library with Flash Fallback
89 lines (74 loc) • 2.15 kB
HTML
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>WebcamJS Test Page</title>
<style type="text/css">
body { font-family: Helvetica, sans-serif; }
h2, h3 { margin-top:0; }
form { margin-top: 15px; }
form > input { margin-right: 15px; }
#results { float:right; padding:15px; border:1px solid; background:#f8f8f8; }
#results > img { width: 160px; height: 120px; }
.left { float: left; }
.right { float: right; }
.half { width: 50%; }
</style>
</head>
<body>
<div class="left">
<h1>WebcamJS Test Page</h1>
<h3>Demonstrates continuous capture & display</h3>
<div id="my_camera"></div>
<!-- A button for taking snaps -->
<form>
<input type="button" value="Start" onClick="start_snapping()">
<input type="button" value="Stop" onClick="stop_snapping()">
<input type="button" value="Clear" onClick="erase_snaps()">
</form>
</div>
<div class="right half">
<div id="results"><p>Your captured images will appear here...</p></div>
</div>
<!-- First, include the Webcam.js JavaScript Library -->
<script type="text/javascript" src="../webcam.min.js"></script>
<!-- Configure a few settings and attach camera -->
<script language="JavaScript">
Webcam.set({
width: 320,
height: 240,
image_format: 'jpeg',
jpeg_quality: 90
});
Webcam.attach( '#my_camera' );
</script>
<!-- Code to handle taking the snapshot and displaying it locally -->
<script language="JavaScript">
var timer = null;
function take_snapshot() {
// take snapshot and get image data
Webcam.snap( function(data_uri) {
// display results in page
var img = new Image();
img.src = data_uri;
document.getElementById('results').appendChild( img );
} );
}
function start_snapping() {
if (!timer) {
take_snapshot();
timer = setInterval( take_snapshot, 250 );
}
}
function stop_snapping() {
if (timer) {
clearTimeout( timer );
timer = null;
}
}
function erase_snaps() {
document.getElementById('results').innerHTML = '';
}
</script>
</body>
</html>