angular能够获取视频和音频地址，但是不能播放，怎么解决？

Question

使用angular渲染页面时，能够获取`页面html<div class="other">    <img  ng-bind-template="{{store.sub[index].attachment}}" ng-src="{{store.sub[index].attachment|trustAsResourceUrl}}" class="image"/>    <video  width='100%' height="auto" class="video" controls="controls" autoplay="autoplay">        <source  ng-bind-template="{{store.sub[index].attachment}}" ng-src="{{store.sub[index].attachment|trustAsResourceUrl}}">    </video>    <audio class="audio" width='100%' height="auto" controls="controls" autoplay="autoplay" >        <source  ng-bind-template="{{store.sub[index].attachment}}" ng-src="{{store.sub[index].attachment|trustAsResourceUrl}}">    </audio>`</div>能够获取到的url地址![图片描述][1]