다음 코드를 실행하여 HTML5-JavaScript 기반 동영상 플레이어의 스냅샷을 찍을 수 있습니다. −
예시
<html>
<body>
<video controls>
<source src = "new.mp4" type = "video/mp4"></source>
</video>
<canvas id = "canvas" width = "600" height = "300"></canvas>
<button id = "snap" onclick = "snap()">Snapshot</button>
<script>
var video = document.querySelector('video');
var canvas = document.querySelector('canvas');
var context = canvas.getContext('2d');
var myWidth, myHeight, ratio;
video.addEventListener('loadedmetadata', function() {
ratio = video.videoWidth/video.videoHeight;
myWidth = video.videoWidth-100;
myHeight = parseInt(w/ratio,10);
canvas.width = myWidth;
canvas.height = myHeight;
},false);
function snap() {
context.fillRect(0,0,myWidth,myHeight);
context.drawImage(video,0,0,myWidth,myHeight);
}
</script>
</body>
</html>