Fixed stitching module tests built without nonfree

modules/stitching/perf/perf_stich.cpp

@@ -2,6 +2,7 @@
 
 #include "opencv2/highgui/highgui.hpp"
 #include "opencv2/flann/flann.hpp"
+#include "opencv2/opencv_modules.hpp"
 
 using namespace std;
 using namespace cv;
@@ -16,7 +17,13 @@ using std::tr1::get;
 typedef TestBaseWithParam<String> stitch;
 typedef TestBaseWithParam<String> match;
 
-PERF_TEST_P(stitch, a123, testing::Values("surf", "orb"))
+#if HAVE_OPENCV_NONFREE
+#define TEST_DETECTORS testing::Values("surf", "orb")
+#else
+#define TEST_DETECTORS testing::Values<String>("orb")
+#endif
+
+PERF_TEST_P(stitch, a123, TEST_DETECTORS)
 {
     Mat pano;
     
@@ -50,7 +57,7 @@ PERF_TEST_P(stitch, a123, testing::Values("surf", "orb"))
     }
 }
 
-PERF_TEST_P(stitch, b12, testing::Values("surf", "orb"))
+PERF_TEST_P(stitch, b12, TEST_DETECTORS)
 {
     Mat pano;
     
@@ -83,7 +90,7 @@ PERF_TEST_P(stitch, b12, testing::Values("surf", "orb"))
     }
 }
 
-PERF_TEST_P( match, bestOf2Nearest, testing::Values("surf", "orb"))
+PERF_TEST_P( match, bestOf2Nearest, TEST_DETECTORS)
 {
     Mat img1, img1_full = imread( getDataPath("stitching/b1.jpg") );
     Mat img2, img2_full = imread( getDataPath("stitching/b2.jpg") );

modules/stitching/src/stitcher.cpp

@@ -61,14 +61,22 @@ Stitcher Stitcher::createDefault(bool try_use_gpu)
 #ifdef HAVE_OPENCV_GPU
     if (try_use_gpu && gpu::getCudaEnabledDeviceCount() > 0)
     {
+#if HAVE_OPENCV_NONFREE
         stitcher.setFeaturesFinder(new detail::SurfFeaturesFinderGpu());
+#else
+        stitcher.setFeaturesFinder(new detail::OrbFeaturesFinder());
+#endif
         stitcher.setWarper(new SphericalWarperGpu());
         stitcher.setSeamFinder(new detail::GraphCutSeamFinderGpu());
     }
     else
 #endif
     {
+#if HAVE_OPENCV_NONFREE
         stitcher.setFeaturesFinder(new detail::SurfFeaturesFinder());
+#else
+        stitcher.setFeaturesFinder(new detail::OrbFeaturesFinder());
+#endif
         stitcher.setWarper(new SphericalWarper());
         stitcher.setSeamFinder(new detail::GraphCutSeamFinder(detail::GraphCutSeamFinderBase::COST_COLOR));
     }

modules/stitching/test/test_matchers.cpp

@@ -40,6 +40,9 @@
 //M*/
 
 #include "test_precomp.hpp"
+#include "opencv2/opencv_modules.hpp"
+
+#if HAVE_OPENCV_NONFREE
 
 using namespace cv;
 using namespace std;
@@ -71,3 +74,5 @@ TEST(SurfFeaturesFinder, CanFindInROIs)
     ASSERT_GT(br_rect_count, 0);
     ASSERT_EQ(bad_count, 0);
 }
+
+#endif