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<!DOCTYPE HTML PUBliC "-//W3C//DTD HTML 4.01 Transitional//EN">
<HTML>
  <head>
    <Title>tttt</Title>
	<Meta http-equiv="pragma" content="no-cache">
	<Meta http-equiv="cache-control" content="no-cache">
	<Meta http-equiv="expires" content="0">    
	<Meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<Meta http-equiv="description" content="This is my page">
	<Meta charset="utf-8">
  </head>
 
<body>
	<div class="container">
		<input type="file" ID="file" onchange="playMedia(5,10)">第5秒开始-10秒时暂停
		<br >
		<br >
		<button onclick="setCurrentTime(7)" type="button">从第7秒开始播放</button>
		   
		<input type="text" ID="showTime"/>
		<br >
		<br >
		<vIDeo ID="vIDeo1" autoplay="autoplay" controls >
		</vIDeo>
		
	</div>
 
</body>
 
<script>
 
	var myVID=document.getElementById("vIDeo1");
	myVID.addEventListener("timeupdate",timeupdate);
 
	var _endTime;
 
	//视频播放
	function playMedia(startTime,endTime){
		//设置结束时间
		_endTime = endTime;
	   var file = document.getElementById("file").files[0];
	   if(!file){
	   	alert("请指定视频路径");
	   	return false;
	   }
	   //var url = (window.URL) ? window.URL.createObjectURL(file) : window.webkitURL.createObjectURL(file);
	   var url = "https://tuzhanai01.oss-cn-shenzhen.aliyuncs.com/captcha-demo-slide//Screen%20Recording%202022-05-26%20at%2011.41.01.mov"
       myVID.src = url;
	   myVID.controls = true;
	   setTimeout("setCurrentTime('"+startTime+"')",200);
	}
 
	//设置视频开始播放事件
	function setCurrentTime(startTime){
  		myVID.currentTime=startTime;
  		myVID.play();
	}
 
	function timeupdate(){
		//因为当前的格式是带毫秒的float类型的如：12.231233，所以把他转成String了便于后面分割取秒
		var time = myVID.currentTime+"";
        debugger;
		document.getElementById("showTime").value=time;
		var ts = time.substring(0,time.indexOf("."));
		if(ts==_endTime){
			myVID.pause();
		}
	}
 
</script>
</HTML>