refactor

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

@@ -211,14 +211,7 @@ public class VideoDetector extends Detector {
             lastThresh = thresholdPixels(currentImage, previousImage, PIXEL_THRESHOLD);
             return null;
         }
-
-        while (frameCnt < 20){
-            Mat thresh = thresholdPixels(currentImage, previousImage, PIXEL_THRESHOLD);
-            Core.bitwise_or(thresh, lastThresh, lastThresh);
-            frameCnt++;
-            return currentOut;
-        }
-        return lastThresh;
+        return null;
     }