fixed gpu performance tests:

used new CV_PERF_TEST_MAIN_WITH_IMPLS mechanism

modules/gpu/perf/perf_main.cpp

@@ -44,11 +44,4 @@
 
 using namespace perf;
 
-static const char * impls[] = {
-#ifdef HAVE_CUDA
-    "cuda",
-#endif
-    "plain"
-};
-
-CV_PERF_TEST_MAIN_WITH_IMPLS(gpu, impls, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpu)

modules/gpu/perf4au/main.cpp

@@ -52,16 +52,7 @@
 #include "opencv2/ts.hpp"
 #include "opencv2/ts/gpu_perf.hpp"
 
-int main(int argc, char* argv[])
-{
-    perf::printCudaInfo();
-
-    perf::Regression::Init("gpu_perf4au");
-    perf::TestBase::Init(argc, argv);
-    testing::InitGoogleTest(&argc, argv);
-
-    return RUN_ALL_TESTS();
-}
+CV_PERF_TEST_CUDA_MAIN(gpu_perf4au)
 
 //////////////////////////////////////////////////////////
 // HoughLinesP

modules/gpuarithm/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpuarithm, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpuarithm)

modules/gpubgsegm/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpubgsegm, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpubgsegm)

modules/gpucodec/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpucodec, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpucodec)

modules/gpufeatures2d/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpufeatures2d, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpufeatures2d)

modules/gpufilters/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpufilters, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpufilters)

modules/gpuimgproc/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpuimgproc, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpuimgproc)

modules/gpuoptflow/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpuoptflow, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpuoptflow)

modules/gpustereo/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpustereo, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpustereo)

modules/gpuwarping/perf/perf_main.cpp

@@ -44,4 +44,4 @@
 
 using namespace perf;
 
-CV_PERF_TEST_MAIN(gpuwarping, printCudaInfo())
+CV_PERF_TEST_CUDA_MAIN(gpuwarping)

modules/photo/perf/perf_main.cpp

@@ -1,3 +1,11 @@
 #include "perf_precomp.hpp"
+#include "opencv2/ts/gpu_perf.hpp"
 
-CV_PERF_TEST_MAIN(photo)
+static const char * impls[] = {
+#ifdef HAVE_CUDA
+    "cuda",
+#endif
+    "plain"
+};
+
+CV_PERF_TEST_MAIN_WITH_IMPLS(photo, impls, perf::printCudaInfo())

modules/softcascade/perf/perf_main.cpp

@@ -41,5 +41,13 @@
 //M*/
 
 #include "perf_precomp.hpp"
+#include "opencv2/ts/gpu_perf.hpp"
 
-CV_PERF_TEST_MAIN(softcascade)
+static const char * impls[] = {
+#ifdef HAVE_CUDA
+    "cuda",
+#endif
+    "plain"
+};
+
+CV_PERF_TEST_MAIN_WITH_IMPLS(softcascade, impls, perf::printCudaInfo())

modules/ts/include/opencv2/ts/gpu_perf.hpp

@@ -105,6 +105,22 @@ namespace perf
     CV_EXPORTS void printCudaInfo();
 
     CV_EXPORTS void sortKeyPoints(std::vector<cv::KeyPoint>& keypoints, cv::InputOutputArray _descriptors = cv::noArray());
+
+#ifdef HAVE_CUDA
+    #define CV_PERF_TEST_CUDA_MAIN(modulename) \
+        int main(int argc, char **argv)\
+        {\
+            const char * impls[] = { "cuda", "plain" };\
+            CV_PERF_TEST_MAIN_INTERNALS(modulename, impls, perf::printCudaInfo())\
+        }
+#else
+    #define CV_PERF_TEST_CUDA_MAIN(modulename) \
+        int main(int argc, char **argv)\
+        {\
+            const char * plain_only[] = { "plain" };\
+            CV_PERF_TEST_MAIN_INTERNALS(modulename, plain_only)\
+        }
+#endif
 }
 
 #endif // __OPENCV_GPU_PERF_UTILITY_HPP__