warnings

modules/contrib/src/hybridtracker.cpp

@@ -199,15 +199,15 @@ void CvHybridTracker::updateTrackerWithEM(Mat image) {
 	for (int i = 0; i < proj.rows; i++)
 		for (int j = 0; j < proj.cols; j++)
 			if (proj.at<double> (i, j) > 0) {
-				samples->data.fl[count * 2] = i;
-				samples->data.fl[count * 2 + 1] = j;
+				samples->data.fl[count * 2] = (float)i;
+				samples->data.fl[count * 2 + 1] = (float)j;
 				count++;
 			}
 
 	em_model.train(samples, 0, params.em_params, labels);
 
-	curr_center.x = em_model.getMeans().at<double> (0, 0);
-	curr_center.y = em_model.getMeans().at<double> (0, 1);
+	curr_center.x = (float)em_model.getMeans().at<double> (0, 0);
+	curr_center.y = (float)em_model.getMeans().at<double> (0, 1);
 }
 
 void CvHybridTracker::updateTrackerWithLowPassFilter(Mat image) {

modules/core/src/cmdparser.cpp

@@ -287,25 +287,25 @@ std::string CommandLineParser::analizeValue<std::string>(const std::string& str,
 }
 
 template<>
-int CommandLineParser::analizeValue<int>(const std::string& str, bool space_delete)
+int CommandLineParser::analizeValue<int>(const std::string& str, bool /*space_delete*/)
 {
     return fromStringNumber<int>(str);
 }
 
 template<>
-unsigned int CommandLineParser::analizeValue<unsigned int>(const std::string& str, bool space_delete)
+unsigned int CommandLineParser::analizeValue<unsigned int>(const std::string& str, bool /*space_delete*/)
 {
     return fromStringNumber<unsigned int>(str);
 }
 
 template<>
-float CommandLineParser::analizeValue<float>(const std::string& str, bool space_delete)
+float CommandLineParser::analizeValue<float>(const std::string& str, bool /*space_delete*/)
 {
     return fromStringNumber<float>(str);
 }
 
 template<>
-double CommandLineParser::analizeValue<double>(const std::string& str, bool space_delete)
+double CommandLineParser::analizeValue<double>(const std::string& str, bool /*space_delete*/)
 {
     return fromStringNumber<double>(str);
 }

modules/core/test/test_operations.cpp

@@ -780,14 +780,14 @@ bool CV_OperationsTest::TestVec()
         
         //these compile
         cv::Vec3b b = a;
-        hsvImage_f.at<cv::Vec3f>(i,j) = cv::Vec3f(i,0,1);
-        hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3b(cv::Vec3f(i,0,1));
+        hsvImage_f.at<cv::Vec3f>(i,j) = cv::Vec3f((float)i,0,1);
+        hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3b(cv::Vec3f((float)i,0,1));
         
         //these don't
         b = cv::Vec3f(1,0,0);
         cv::Vec3b c;
         c = cv::Vec3f(0,0,1);
-        hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3f(i,0,1);
+        hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3f((float)i,0,1);
         hsvImage_b.at<cv::Vec3b>(i,j) = a;
         hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3f(1,2,3);
     } 

modules/imgproc/src/phasecorr.cpp

@@ -322,7 +322,7 @@ void cv::createHanningWindow(OutputArray _dst, cv::Size winSize, int type)
             for(int j = 0; j < cols; j++)
             {
                 double wc = 0.5 * (1.0f - cos(2.0f * CV_PI * (double)j / (double)(cols - 1)));
-                dstData[i*cols + j] = wr * wc;
+                dstData[i*cols + j] = (float)(wr * wc);
             }
         }