bugfix

pages3/polyv/detail.vue

@@ -3232,7 +3232,8 @@ export default {
         //第二个弹窗
         uni.showModal({
           title: "温馨提示",
-          content: "恭喜您课程学习全部完成，教务会在1-3个工作日内完成学习初审，请耐心等待。",
+          content:
+            "恭喜您课程学习全部完成，教务会在1-3个工作日内完成学习初审，请耐心等待。",
           showCancel: !this.erJianErZao,
           success: (res) => {
             if (res.confirm) {
@@ -3546,7 +3547,8 @@ export default {
       canvas.width = 400;
       canvas.height = 400;
       const context = canvas.getContext("2d");
-      const video = document.querySelector("video");
+      const box = document.querySelector(".photo_v");
+      const video = box.querySelector("video");
       context.drawImage(video, 0, 0, 400, 400);
       this.faceUrl = canvas.toDataURL("image/png");
       this.isTaking = false;
@@ -4023,7 +4025,7 @@ export default {
       this.enableAutoRotation = false;
 
       this.$nextTick(() => {
-        const box = document.querySelector(".photo_v")
+        const box = document.querySelector(".photo_v");
         const video = box.querySelector("video");
         console.log("video:", video);
         video.srcObject = stream;