update

src/components/classRoomHelper/component/workFlowIframe.vue

@@ -1,6 +1,6 @@
 <template>
   <div class="ibox">
-    <iframe :src="src" frameborder="0" style="width: 100%; height: calc(100% - 30px)"></iframe>
+    <iframe allow="camera *; microphone *;display-capture;midi;encrypted-media;" webkitallowfullscreen mozallowfullscreen allowfullscreen :src="src" frameborder="0" style="width: 100%; height: calc(100% - 30px)"></iframe>
     <div v-if='iframeSrc.length > 1' class="ibox-tools">
         <span class="tool" v-for="(item, index) in iframeSrc" :key="index" @click="setSrc(index)" :class="{active: index == checkIndex}">
             {{ item.name }}