on id="destroy">销毁</button>
            <span class="fps-inner"></span>
        </div>
    </div>
</div>

<script src="./demo.js"></script>

<script>
    var $player = document.getElementById('play');
    var $pause = document.getElementById('pause');
    var $playHref = document.getElementById('playUrl');
    var $container = document.getElementById('container');
    var $destroy = document.getElementById('destroy');
    var $useMSE = document.getElementById('useMSE');
    var $useSIMD = document.getEl