<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title>预览本地文件</title>
<style type="text/css">
video{
background-color: #000;
}
</style>
<script type="text/javascript">
/**
* 从 file 域获取 本地图片 url
*/
function getFileUrl(sourceId) {
var url;
if (navigator.userAgent.indexOf("MSIE")>=1) { // IE
url = document.getElementById(sourceId).value;
} else if(navigator.userAgent.indexOf("Firefox")>0) { // Firefox
url = window.URL.createObjectURL(document.getElementById(sourceId).files.item(0));
} else if(navigator.userAgent.indexOf("Chrome")>0) { // Chrome
url = window.URL.createObjectURL(document.getElementById(sourceId).files.item(0));
}
return url;
}
/**
* 将本地图片 显示到浏览器上
*/
function preImg(sourceId, targetId){
var url = getFileUrl(sourceId);
console.log(sourceId,targetId);
var imgPre = document.getElementById(targetId);
imgPre.src = url;
}
</script>
</head>
<body>
<form action="">
<input type="file" name="imgOne" id="imgOne" />
<!-- <img id="imgPre" src="" width="300px" height="300px" style="display: block;" /> -->
<video id="imgPre" width="300px" height="300px" controls="controls" style="display: block;"></video>
</form>
</body>
</html>
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