//v-show

pages3/polyv/detail.vue

@@ -590,7 +590,7 @@
                 class="photo_v"
               ></video>
               <!-- <canvas class="canvas"  canvas-id="canvas"></canvas> -->
-              <div v-show="isTaking" class="mask"></div>
+              <div class="mask"></div>
               <!-- #endif -->
             </view>
             <view class="custom" v-if="!isTaking">