   checked
                    onclick="replay()"
                    type="checkbox"
                    id="isFlv"
                /><span>是否flv格式</span>
                <input
                    checked
                    onclick="replay()"
                    type="checkbox"
                    id="demuxUseWorker"
                /><span>硬解码(MediaSource，Webcodec)worker解封装</span>
                <input
                    checked
                    onclick="replay()"
            