removed spaces at line endings, fixed warning

modules/objdetect/src/detection_based_tracker.cpp

@@ -125,7 +125,7 @@ namespace cv
 class cv::DetectionBasedTracker::SeparateDetectionWork
 {
     public:
-        SeparateDetectionWork(cv::DetectionBasedTracker& _detectionBasedTracker, cv::Ptr<DetectionBasedTracker::IDetector> _detector, 
+        SeparateDetectionWork(cv::DetectionBasedTracker& _detectionBasedTracker, cv::Ptr<DetectionBasedTracker::IDetector> _detector,
                               const cv::DetectionBasedTracker::Parameters& params);
         virtual ~SeparateDetectionWork();
         bool communicateWithDetectingThread(const Mat& imageGray, std::vector<Rect>& rectsWhereRegions);
@@ -204,14 +204,14 @@ class cv::DetectionBasedTracker::SeparateDetectionWork
         cv::DetectionBasedTracker::Parameters parameters;
 };
 
-cv::DetectionBasedTracker::SeparateDetectionWork::SeparateDetectionWork(DetectionBasedTracker& _detectionBasedTracker, cv::Ptr<DetectionBasedTracker::IDetector> _detector, 
+cv::DetectionBasedTracker::SeparateDetectionWork::SeparateDetectionWork(DetectionBasedTracker& _detectionBasedTracker, cv::Ptr<DetectionBasedTracker::IDetector> _detector,
                                                                         const cv::DetectionBasedTracker::Parameters& params)
     :detectionBasedTracker(_detectionBasedTracker),
     cascadeInThread(),
     isObjectDetectingReady(false),
     shouldObjectDetectingResultsBeForgot(false),
     stateThread(STATE_THREAD_STOPPED),
-    timeWhenDetectingThreadStartedWork(-1), 
+    timeWhenDetectingThreadStartedWork(-1),
     parameters(params)
 {
     CV_Assert(_detector);

samples/cpp/dbt_face_detection.cpp

@@ -81,7 +81,7 @@ int main(int , char** )
     Mat GrayFrame;
     vector<Rect> Faces;
 
-    while(true)
+    do
     {
         VideoStream >> ReferenceFrame;
         cvtColor(ReferenceFrame, GrayFrame, COLOR_RGB2GRAY);
@@ -94,9 +94,7 @@ int main(int , char** )
         }
 
         imshow(WindowName, ReferenceFrame);
-
-        if (waitKey(30) >= 0) break;
-    }
+    } while (waitKey(30) < 0);
 
     Detector.stop();