Bug Fixes on VideoDetector

app/src/main/java/com/example/ueberwachungssystem/Detection/VideoDetector.java

@@ -42,8 +42,6 @@ import java.util.concurrent.ExecutionException;
 
 /**
  * Video Detector inherits some methods from abstract Detector class (more info there)
- * USE FROM MAIN ACTIVITY:
- * VideoDetector vd = new VideoDetector(this);
  * */
 
 
@@ -175,7 +173,10 @@ public class VideoDetector extends Detector {
     public void stopDetection() {
         if (!isDetecting || imageAnalysis == null)
             return;
-        cameraProvider.unbind(imageAnalysis);
+        if (!isRecording)
+            cameraProvider.unbindAll();
+        else
+            cameraProvider.unbind(imageAnalysis);
         isDetecting = false;
         allowReportViolation = false;
     }
@@ -187,7 +188,11 @@ public class VideoDetector extends Detector {
             return;
 
         videoCapture.stopRecording();
-        cameraProvider.unbind(videoCapture);
+
+        if (!isDetecting())
+            cameraProvider.unbindAll();
+        else
+            cameraProvider.unbind(videoCapture);
         isRecording = false;
     }
 
@@ -219,12 +224,12 @@ public class VideoDetector extends Detector {
 
                 int n = OpenCVHelper.countNonZeroPixels(processed);
                 int pixelCount = image.getWidth() * image.getHeight();
-                float percentChanged = (float) n / pixelCount;
+                float percentChanged = (float) (n / pixelCount) * 100;
 
                 // Violation Condition
-                if (percentChanged * 100 > ALARM_THRESHOLD) {
+                if (percentChanged> ALARM_THRESHOLD) {
                     if (allowReportViolation)
-                        reportViolation("Video", percentChanged * 100);
+                        reportViolation("Video", percentChanged);
                 }
             }
             imageProxy.close();
@@ -310,7 +315,7 @@ public class VideoDetector extends Detector {
 
     /** Start delay until Violation Report is allowed */
     private void startViolationTimer(float setupTime) {
-        new CountDownTimer((long) (START_DELAY), 100) {
+        new CountDownTimer((long) (setupTime), 100) {
             @Override
             public void onTick(long millisUntilFinished) {
             }