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H5调用手机的相机/摄像/录音等功能 _input:file的capture属性说明

时间:2020-02-05 17:02:31    作者:八叔模板堂
<input type="file" accept="image/*" capture="camera">
<input type="file" accept="video/*" capture="camcorder">
<input type="file" accept="audio/*" capture="microphone">
<input type="file" accept="image/*" multiple>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
<meta name="HandheldFriendly" content="true" />
<meta name="MobileOptimized" content="320" />
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<title>input视频测试</title>
</head>

<body>
<!--拍照 <input id="myfile" type="file" name="file" accept="image/*" capture="camera"> -->
//拍视频
<input type="file" name="video" id="video-input" accept="video/*" capture="user"  onchange="videoChange()" />
<span id='info'></span>
</p>
<video id="video" width='300' height="300" controls autoplay></video>

<script type="text/javascript">
function videoChange() {
var file = document.getElementById('video-input').files[0];
var fileSize = (Math.round(file.size / 1024)).toFixed();
document.getElementById('info').innerHTML += "所录视频大小约为:" + (fileSize / 1024).toFixed(2) + "Mb";

var url = URL.createObjectURL(file);
console.log(url);
document.getElementById("video").src = url;
}
</script>
</body>

</html>
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