<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title></title>
</head>
<body>
<div id="divVideo"></div>
//因js水平有限，不喜勿喷，全当没事看看,video是html5中的新控件，大家可以看看
<script type="text/javascript">
//mp4是ios、android普遍支持的格式
function playVideo(opt) {
if (typeof (opt) == "undefined") {
alert("请传入必要参数！");
return;
}
if (typeof (opt.elemt) == "undefined") {
alert("请指定播放器要插入的对象！");
return;
}
if (typeof (opt.src) == "undefined") {
alert("请指定要播放视频的路径！");
return;
}
var _this = this;
_this.elemt = opt.elemt; //播放器要插入的对象
_this.src = opt.src; //视频的URL(必设)
_this.width = opt.width > 0 ? opt.width + "px" : "100%"; //宽度(默认100%)
_this.height = opt.height > 0 ? opt.height + "px" : "100%"; //高度(默认100%)
_this.autoplay = opt.autoplay == "true" ? "autoplay" : ""; //自动播放（true为自动播放）
_this.poster = opt.poster; //视频封面，播放时的封面图片
_this.preload = opt.preload == "true" ? "preload" : ""; //预加载(true时启动加载)
_this.loop = opt.loop == "true" ? "loop" : ""; //循环播放(true时循环播放)
var str = "<video id='playVideo' controls "; //根据设置的属性的值，拼写video控件
str += " width='" + _this.width + "' height='" + _this.height + "' " + _this.autoplay + " " + _this.preload + " " + _this.loop + " ";
if (typeof (_this.poster) != "undefined") {
str += " poster='" + _this.poster + "' >";
} else {
str += " > ";
}
str += " <source src='" + _this.src + "' />";
str += "</video>";
this.elemt.innerHTML = str; //将str放到要插入的对象中
}
playVideo({
//所有参数，elemt和src为必填其他看需求怎么要求
//elemt为播放控件要插入的容器，src为视频文件地址，preload为预加载，autoplay是否页面进入就自动播放
//poster为播放前的遮照图片，loop为是否循环播放，width和heigth默认100%
elemt: document.getElementById("divVideo"),
src: "3.mp4",
preload: "true",
autoplay: "true",
poster: "",
loop: "true",
width: "",
heigth:""
});
</script>
</body>
</html>