1.优化代码

app/src/main/java/com/intergration/test/MainActivity.kt

@@ -325,10 +325,10 @@ class MainActivity : AppCompatActivity(),TextToSpeech.OnInitListener,VideoCallba
                         PreviewSource.GENERAL_CAMERA)
                     frCameraDevice?.startPreview()
 
-                    val result = engine?.initializeFr()
+                    var result = engine?.initializeFr()
                     LogUtils.eTag("fr","初始化结果:$result")
                     if (result == ArcErrorInfo.ARC_ERROR_OK) {
-                        engine.extractRegisterFeature(
+                        engine?.extractRegisterFeature(
                             File(
                                 Environment.getExternalStorageDirectory(),
                                 "fr/"
@@ -350,16 +350,16 @@ class MainActivity : AppCompatActivity(),TextToSpeech.OnInitListener,VideoCallba
                         while (isActive) {
                             val data = frCameraDevice?.startFr1()
                             val liveExtractResult = ArcFRExtractResult()
-                            val extractRecognizeResult = engine.extractRecognizeFeature(DMS_PIC_WIDTH,DMS_PIC_HEIGHT,
+                            result = engine?.extractRecognizeFeature(DMS_PIC_WIDTH,DMS_PIC_HEIGHT,
                                 ArcImageFormat.ARC_IMAGE_FORMAT_NV21,data?.toByteBuffer(),liveExtractResult
                             )
-                            LogUtils.dTag("fr","extractRecognizeResult result:$extractRecognizeResult")
-                            if (extractRecognizeResult != ArcErrorInfo.ARC_ERROR_OK) {
+                            LogUtils.dTag("fr","extractRecognizeResult result:$result")
+                            if (result != ArcErrorInfo.ARC_ERROR_OK) {
                                 delay(INTERVAL_ERROR)
                                 continue
                             }
-                            val isRecognition = engine.compareFeatureWithScore(liveExtractResult)
-                            if (isRecognition) {
+                            val isRecognition = engine?.compareFeatureWithScore(liveExtractResult)
+                            if (isRecognition == true) {
                                 tts.speak("人脸识别成功", TextToSpeech.QUEUE_ADD, null, null)
                                 binding.detectResult.text = "人脸识别成功"
                             } else {