fixing compilation on Windows (std::tr1::tie() is undefined), removing warnings (conversion int to float/double)

modules/imgproc/perf/perf_warp.cpp

@@ -22,12 +22,14 @@ PERF_TEST_P( TestWarpAffine, WarpAffine,
 {
     Size sz;
     int borderMode, interType;
-    tr1::tie(sz, borderMode, interType) = GetParam();
-
+    //tr1::tie(sz, borderMode, interType) = GetParam();
+    sz         = get<0>(GetParam());
+    borderMode = get<1>(GetParam());
+    interType  = get<2>(GetParam());
 
     Mat src, img = imread(getDataPath("cv/shared/fruits.jpg"));
     cvtColor(img, src, COLOR_BGR2RGBA, 4);
-    Mat warpMat = getRotationMatrix2D(Point2f(src.cols/2, src.rows/2), 30, 2.2);
+    Mat warpMat = getRotationMatrix2D(Point2f(src.cols/2.f, src.rows/2.f), 30., 2.2);
     Mat dst(sz, CV_8UC4);
 
     //declare.in(src).out(dst);
@@ -48,12 +50,15 @@ PERF_TEST_P( TestWarpPerspective, WarpPerspective,
 {
     Size sz;
     int borderMode, interType;
-    tr1::tie(sz, borderMode, interType) = GetParam();
+    //tr1::tie(sz, borderMode, interType) = GetParam();
+    sz         = get<0>(GetParam());
+    borderMode = get<1>(GetParam());
+    interType  = get<2>(GetParam());
 
 
     Mat src, img = imread(getDataPath("cv/shared/fruits.jpg"));
     cvtColor(img, src, COLOR_BGR2RGBA, 4);
-    Mat rotMat = getRotationMatrix2D(Point2f(src.cols/2, src.rows/2), 30, 2.2);
+    Mat rotMat = getRotationMatrix2D(Point2f(src.cols/2.f, src.rows/2.f), 30., 2.2);
     Mat warpMat(3, 3, CV_64FC1);
     for(int r=0; r<2; r++)
         for(int c=0; c<3; c++)