Not not test stitiching with SURF, if NONFREE is disabled

modules/stitching/perf/opencl/perf_stitch.cpp

@@ -19,7 +19,7 @@ namespace ocl {
 
 typedef TestBaseWithParam<string> stitch;
 
-#ifdef HAVE_OPENCV_XFEATURES2D
+#if defined(HAVE_OPENCV_XFEATURES2D) && defined(OPENCV_ENABLE_NONFREE)
 #define TEST_DETECTORS testing::Values("surf", "orb", "akaze")
 #else
 #define TEST_DETECTORS testing::Values("orb", "akaze")

modules/stitching/perf/perf_estimators.cpp

@@ -8,7 +8,7 @@ using namespace perf;
 
 typedef TestBaseWithParam<tuple<string, string> > bundleAdjuster;
 
-#ifdef HAVE_OPENCV_XFEATURES2D
+#if defined(HAVE_OPENCV_XFEATURES2D) && defined(OPENCV_ENABLE_NONFREE)
 #define TEST_DETECTORS testing::Values("surf", "orb")
 #else
 #define TEST_DETECTORS testing::Values<string>("orb")

modules/stitching/perf/perf_matchers.cpp

@@ -17,7 +17,7 @@ typedef TestBaseWithParam<matchVector_t> matchVector;
 #define ORB_MATCH_CONFIDENCE  0.3f
 #define WORK_MEGAPIX 0.6
 
-#ifdef HAVE_OPENCV_XFEATURES2D
+#if defined(HAVE_OPENCV_XFEATURES2D) && defined(OPENCV_ENABLE_NONFREE)
 #define TEST_DETECTORS testing::Values("surf", "orb")
 #else
 #define TEST_DETECTORS testing::Values<string>("orb")

modules/stitching/perf/perf_precomp.hpp

@@ -11,8 +11,10 @@ static inline Ptr<detail::FeaturesFinder> getFeatureFinder(const std::string& na
 {
     if (name == "orb")
         return makePtr<detail::OrbFeaturesFinder>();
+#if defined(HAVE_OPENCV_XFEATURES2D) && defined(OPENCV_ENABLE_NONFREE)
     else if (name == "surf")
         return makePtr<detail::SurfFeaturesFinder>();
+#endif
     else if (name == "akaze")
         return makePtr<detail::AKAZEFeaturesFinder>();
     else

modules/stitching/perf/perf_stich.cpp

@@ -16,7 +16,7 @@ typedef TestBaseWithParam<string> stitch;
 typedef TestBaseWithParam<int> stitchExposureCompensation;
 typedef TestBaseWithParam<tuple<string, string> > stitchDatasets;
 
-#ifdef HAVE_OPENCV_XFEATURES2D
+#if defined(HAVE_OPENCV_XFEATURES2D) && defined(OPENCV_ENABLE_NONFREE)
 #define TEST_DETECTORS testing::Values("surf", "orb", "akaze")
 #else
 #define TEST_DETECTORS testing::Values("orb", "akaze")