e="replay()">
                <option value="script">script</option>
                <option value="active" selected>active</option>
            </select>
        </div>
        <div class="input">
            <div>
                <span>缓存时长：</span>
                <input placeholder="单位：秒" type="text" id="videoBuffer" style="width: 50px" value="0.2">秒
                <span>缓存延迟(延迟超过会触发丢帧)：</span>
                <input placeholder="单位：秒" type="text" 