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     42 //M*/
     43 
     44 #include "test_precomp.hpp"
     45 
     46 using namespace cv;
     47 using namespace cv::cuda;
     48 using namespace cv::cudev;
     49 using namespace cvtest;
     50 
     51 typedef ::testing::Types<uchar, ushort, short, int, float> AllTypes;
     52 
     53 ////////////////////////////////////////////////////////////////////////////////
     54 // CvtTest
     55 
     56 template <typename T>
     57 class CvtTest : public ::testing::Test
     58 {
     59 public:
     60     void test_gpumat()
     61     {
     62         const Size size = randomSize(100, 400);
     63         const int type = DataType<T>::type;
     64 
     65         Mat src = randomMat(size, type);
     66 
     67         GpuMat_<T> d_src(src);
     68 
     69         GpuMat_<T> dst = cvt_<T>(cvt_<float>(d_src) * 2.0f - 10.0f);
     70 
     71         Mat dst_gold;
     72         src.convertTo(dst_gold, src.depth(), 2, -10);
     73 
     74         EXPECT_MAT_NEAR(dst_gold, dst, 0.0);
     75     }
     76 };
     77 
     78 TYPED_TEST_CASE(CvtTest, AllTypes);
     79 
     80 TYPED_TEST(CvtTest, GpuMat)
     81 {
     82     CvtTest<TypeParam>::test_gpumat();
     83 }
     84