视频列表，每次加载很慢，解决小程序使用video组件，播放视频加载很慢，要等数十秒甚至更久才加载出来

解决每次同一时间只能播放一个视频
js:

wxml片段:

 <view wx:for="{{informList}}" wx:for-item="item" wx:for-index="index" wx:key="index" class="videoData"><view class="eachData"><view class="videoTitle">{{item.VideoName}}</view><video id="{{item.VideoId}}" poster='{{item.VideoListImg}}'  bindplay="handleplay" class="videoStyle" src="{{item.VideoFilePath}}"></video><view class="videoBtn"><view class="btn-c"><image class="iconSize" src='../../image/healthVideo/icon_guankan@2x.png'></image><text>{{filter.numFormat(item.PlayNum)}}</text></view><view class="btn-c"><view style="display:flex;align-items: center;" data-id="{{item.VideoId}}" data-idx="{{index}}" bindtap='giveLike'><image wx:if="{{!item.IsSupport}}" class="iconSize" src='../../image/healthVideo/icon_dianzan@2x.png'></image><image wx:else class="iconSize" src='../../image/healthVideo/icon_dianzancopy2@2x.png'></image><text>{{filter.numFormat(item.SupportNum)}}</text></view><button wx:if="{{!patient}}" class="clearBtn receiveStyle"open-type="getPhoneNumber" catchtap="login" data-idx="{{2}}" bindgetphonenumber="ongetPhoneNumberForMobile"></button></view><button class='clearBtn shareBtn' data-name='{{item.VideoName}}' data-id='{{item.VideoId}}' open-type="share"><view class="btn-c"><image class="iconSize" src='../../image/healthVideo/icon_zhuanfa@2x.png'></image><text>{{item.SendNum}}</text></view></button></view></view></view>