fix(src/views/user): 修复一些问题

src/views/user/index.vue

@@ -251,7 +251,7 @@
     >
       <div>
         <div class="face-content">
-          <img v-if="play" id="video" width="200px" height="200px" :src="play" alt="">
+          <img v-if="play" id="video" ref="$img" width="200px" height="200px" :src="play" alt="">
         </div>
         <div class="name">程小红</div>
         <div class="code">工号：779</div>
@@ -437,10 +437,6 @@ export default {
       faceStart().then(res => {
         setTimeout(() => {
           this.play = process.env.VUE_APP_FACE_API + '/face/play/'
-        }, 200)
-      })
-      this.rflag = true
-      this.dialogFaceVisible = true
           this.web_stream = webStream.get(process.env.VUE_APP_FACE_API + '/face/play/', (data) => {
             if (data.length > 41) {
               const buffer = Buffer.allocUnsafe(data.byteLength - 41)
@@ -448,7 +444,7 @@ export default {
               this.img_src = buffer.toString('base64')
               const count = Math.floor(Math.random() * 10 + 1)
               //  随机抽样
-          if (count < 3) {
+              if (count < 2) {
                 this.img_list.push('data:image/png;base64,' + this.img_src)
               }
               if (this.img_list.length > 10 && this.rflag) {
@@ -463,6 +459,10 @@ export default {
               }
             }
           })
+          this.rflag = true
+          this.dialogFaceVisible = true
+        }, 200)
+      })
     },
     handleRole(index, row) {
       this.roleDialogVisible = true