epcc 关闭前端人脸实时检测

src/features/OnlineExam/Examing/FaceTracking.vue

@@ -5,6 +5,7 @@
 <script>
 import * as faceapi from "face-api.js";
 import { FACE_API_MODEL_PATH } from "@/constants/constants";
+import { mapGetters as globalMapGetters } from "vuex";
 
 window.faceapi = faceapi;
 
@@ -75,6 +76,9 @@ function getFaceDetectorOptions() {
 const detectTimeArray = [];
 export default {
   name: "FaceTracking",
+  computed: {
+    ...globalMapGetters(["isEpcc"]),
+  },
   async created() {
     await faceapi.nets.tinyFaceDetector.load(FACE_API_MODEL_PATH);
     // faceapi.nets.faceRecognitionNet.load(modelsPath);
@@ -99,13 +103,16 @@ export default {
       console.log("start tracking ... ");
       await that.detectFaces();
     }
-    this.trackHeadInterval = setInterval(() => {
-      if (trackStarted) {
-        clearInterval(this.trackHeadInterval);
-      } else {
-        trackHead();
-      }
-    }, 1000);
+    if (!this.isEpcc) {
+      // EPCC 关闭人脸实时检测
+      this.trackHeadInterval = setInterval(() => {
+        if (trackStarted) {
+          clearInterval(this.trackHeadInterval);
+        } else {
+          trackHead();
+        }
+      }, 1000);
+    }
   },
   beforeDestroy() {
     clearInterval(this.trackHeadInterval);
@@ -118,7 +125,7 @@ export default {
       this.multipleTimeUsage = this.multipleTimeUsage || 0;
       if (
         this.singleTimeUsage > 10 * 1000 ||
-        this.multipleTimeUsage > 3 * 1000
+        this.multipleTimeUsage > 0.5 * 1000
       ) {
         window._hmt.push([
           "_trackEvent",
@@ -161,11 +168,11 @@ export default {
       );
       this.singleTimeUsage = detectEndTime - detectStartTime;
 
-      if (detectTimeArray.length < 11) {
+      if (detectTimeArray.length < 6) {
         // 仅捕获一部分检测次数
         detectTimeArray.push(detectEndTime - detectStartTime);
       }
-      if (detectTimeArray.length === 11) {
+      if (detectTimeArray.length === 6) {
         detectTimeArray.shift();
         const avg =
           detectTimeArray.reduce((a, b) => a + b, 0) / detectTimeArray.length;