input上传视频并本地预览

<input id="uploaderInput" class="weui-uploader__input" onchange="chooseVideoInput()" accept="video/*" multiple="" type="file">
<video src="" controls id="video" style="width: 8rem"></video>


 <script>
        function chooseVideoInput(event) {
            var files = document.getElementById("uploaderInput").files[0];
            var url = URL.createObjectURL(files);
            $('#video').attr('src',url)
        }
    </script>