root/modules/cudaarithm/test/test_reductions.cpp

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DEFINITIONS

This source file includes following definitions.
  1. PARAM_TEST_CASE
  2. CUDA_TEST_P
  3. CUDA_TEST_P
  4. PARAM_TEST_CASE
  5. CUDA_TEST_P
  6. CUDA_TEST_P
  7. absSumImpl
  8. absSumGold
  9. sqrSumImpl
  10. sqrSumGold
  11. PARAM_TEST_CASE
  12. CUDA_TEST_P
  13. CUDA_TEST_P
  14. CUDA_TEST_P
  15. CUDA_TEST_P
  16. CUDA_TEST_P
  17. CUDA_TEST_P
  18. PARAM_TEST_CASE
  19. CUDA_TEST_P
  20. CUDA_TEST_P
  21. CUDA_TEST_P
  22. CUDA_TEST_P
  23. expectEqualImpl
  24. expectEqual
  25. PARAM_TEST_CASE
  26. CUDA_TEST_P
  27. CUDA_TEST_P
  28. CUDA_TEST_P
  29. CUDA_TEST_P
  30. CUDA_TEST_P
  31. CUDA_TEST_P
  32. PARAM_TEST_CASE
  33. CUDA_TEST_P
  34. CUDA_TEST_P
  35. CV_ENUM
  36. CUDA_TEST_P
  37. CUDA_TEST_P
  38. PARAM_TEST_CASE
  39. CUDA_TEST_P
  40. CUDA_TEST_P
  41. PARAM_TEST_CASE
  42. CUDA_TEST_P
  43. CUDA_TEST_P
  44. PARAM_TEST_CASE
  45. CUDA_TEST_P
  46. PARAM_TEST_CASE
  47. CUDA_TEST_P
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#include "test_precomp.hpp"

#ifdef HAVE_CUDA

using namespace cvtest;

////////////////////////////////////////////////////////////////////////////////
// Norm

PARAM_TEST_CASE(Norm, cv::cuda::DeviceInfo, cv::Size, MatDepth, NormCode, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int depth;
    int normCode;
    bool useRoi;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        depth = GET_PARAM(2);
        normCode = GET_PARAM(3);
        useRoi = GET_PARAM(4);

        cv::cuda::setDevice(devInfo.deviceID());
    }
};

CUDA_TEST_P(Norm, Accuracy)
{
    cv::Mat src = randomMat(size, depth);
    cv::Mat mask = randomMat(size, CV_8UC1, 0, 2);

    double val = cv::cuda::norm(loadMat(src, useRoi), normCode, loadMat(mask, useRoi));

    double val_gold = cv::norm(src, normCode, mask);

    EXPECT_NEAR(val_gold, val, depth < CV_32F ? 0.0 : 1.0);
}

CUDA_TEST_P(Norm, Async)
{
    cv::Mat src = randomMat(size, depth);
    cv::Mat mask = randomMat(size, CV_8UC1, 0, 2);

    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::calcNorm(loadMat(src, useRoi), dst, normCode, loadMat(mask, useRoi), stream);

    stream.waitForCompletion();

    double val;
    dst.createMatHeader().convertTo(cv::Mat(1, 1, CV_64FC1, &val), CV_64F);

    double val_gold = cv::norm(src, normCode, mask);

    EXPECT_NEAR(val_gold, val, depth < CV_32F ? 0.0 : 1.0);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, Norm, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    testing::Values(MatDepth(CV_8U),
                    MatDepth(CV_8S),
                    MatDepth(CV_16U),
                    MatDepth(CV_16S),
                    MatDepth(CV_32S),
                    MatDepth(CV_32F)),
    testing::Values(NormCode(cv::NORM_L1), NormCode(cv::NORM_L2), NormCode(cv::NORM_INF)),
    WHOLE_SUBMAT));

////////////////////////////////////////////////////////////////////////////////
// normDiff

PARAM_TEST_CASE(NormDiff, cv::cuda::DeviceInfo, cv::Size, NormCode, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int normCode;
    bool useRoi;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        normCode = GET_PARAM(2);
        useRoi = GET_PARAM(3);

        cv::cuda::setDevice(devInfo.deviceID());
    }
};

CUDA_TEST_P(NormDiff, Accuracy)
{
    cv::Mat src1 = randomMat(size, CV_8UC1);
    cv::Mat src2 = randomMat(size, CV_8UC1);

    double val = cv::cuda::norm(loadMat(src1, useRoi), loadMat(src2, useRoi), normCode);

    double val_gold = cv::norm(src1, src2, normCode);

    EXPECT_NEAR(val_gold, val, 0.0);
}

CUDA_TEST_P(NormDiff, Async)
{
    cv::Mat src1 = randomMat(size, CV_8UC1);
    cv::Mat src2 = randomMat(size, CV_8UC1);

    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::calcNormDiff(loadMat(src1, useRoi), loadMat(src2, useRoi), dst, normCode, stream);

    stream.waitForCompletion();

    double val;
    const cv::Mat val_mat(1, 1, CV_64FC1, &val);
    dst.createMatHeader().convertTo(val_mat, CV_64F);

    double val_gold = cv::norm(src1, src2, normCode);

    EXPECT_NEAR(val_gold, val, 0.0);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, NormDiff, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    testing::Values(NormCode(cv::NORM_L1), NormCode(cv::NORM_L2), NormCode(cv::NORM_INF)),
    WHOLE_SUBMAT));

//////////////////////////////////////////////////////////////////////////////
// Sum

namespace
{
    template <typename T>
    cv::Scalar absSumImpl(const cv::Mat& src)
    {
        const int cn = src.channels();

        cv::Scalar sum = cv::Scalar::all(0);

        for (int y = 0; y < src.rows; ++y)
        {
            for (int x = 0; x < src.cols; ++x)
            {
                for (int c = 0; c < cn; ++c)
                    sum[c] += std::abs(src.at<T>(y, x * cn + c));
            }
        }

        return sum;
    }

    cv::Scalar absSumGold(const cv::Mat& src)
    {
        typedef cv::Scalar (*func_t)(const cv::Mat& src);

        static const func_t funcs[] =
        {
            absSumImpl<uchar>,
            absSumImpl<schar>,
            absSumImpl<ushort>,
            absSumImpl<short>,
            absSumImpl<int>,
            absSumImpl<float>,
            absSumImpl<double>
        };

        return funcs[src.depth()](src);
    }

    template <typename T>
    cv::Scalar sqrSumImpl(const cv::Mat& src)
    {
        const int cn = src.channels();

        cv::Scalar sum = cv::Scalar::all(0);

        for (int y = 0; y < src.rows; ++y)
        {
            for (int x = 0; x < src.cols; ++x)
            {
                for (int c = 0; c < cn; ++c)
                {
                    const T val = src.at<T>(y, x * cn + c);
                    sum[c] += val * val;
                }
            }
        }

        return sum;
    }

    cv::Scalar sqrSumGold(const cv::Mat& src)
    {
        typedef cv::Scalar (*func_t)(const cv::Mat& src);

        static const func_t funcs[] =
        {
            sqrSumImpl<uchar>,
            sqrSumImpl<schar>,
            sqrSumImpl<ushort>,
            sqrSumImpl<short>,
            sqrSumImpl<int>,
            sqrSumImpl<float>,
            sqrSumImpl<double>
        };

        return funcs[src.depth()](src);
    }
}

PARAM_TEST_CASE(Sum, cv::cuda::DeviceInfo, cv::Size, MatType, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int type;
    bool useRoi;

    cv::Mat src;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        type = GET_PARAM(2);
        useRoi = GET_PARAM(3);

        cv::cuda::setDevice(devInfo.deviceID());

        src = randomMat(size, type, -128.0, 128.0);
    }
};

CUDA_TEST_P(Sum, Simple)
{
    cv::Scalar val = cv::cuda::sum(loadMat(src, useRoi));

    cv::Scalar val_gold = cv::sum(src);

    EXPECT_SCALAR_NEAR(val_gold, val, CV_MAT_DEPTH(type) < CV_32F ? 0.0 : 0.5);
}

CUDA_TEST_P(Sum, Simple_Async)
{
    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::calcSum(loadMat(src, useRoi), dst, cv::noArray(), stream);

    stream.waitForCompletion();

    cv::Scalar val;
    cv::Mat val_mat(dst.size(), CV_64FC(dst.channels()), val.val);
    dst.createMatHeader().convertTo(val_mat, CV_64F);

    cv::Scalar val_gold = cv::sum(src);

    EXPECT_SCALAR_NEAR(val_gold, val, CV_MAT_DEPTH(type) < CV_32F ? 0.0 : 0.5);
}

CUDA_TEST_P(Sum, Abs)
{
    cv::Scalar val = cv::cuda::absSum(loadMat(src, useRoi));

    cv::Scalar val_gold = absSumGold(src);

    EXPECT_SCALAR_NEAR(val_gold, val, CV_MAT_DEPTH(type) < CV_32F ? 0.0 : 0.5);
}

CUDA_TEST_P(Sum, Abs_Async)
{
    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::calcAbsSum(loadMat(src, useRoi), dst, cv::noArray(), stream);

    stream.waitForCompletion();

    cv::Scalar val;
    cv::Mat val_mat(dst.size(), CV_64FC(dst.channels()), val.val);
    dst.createMatHeader().convertTo(val_mat, CV_64F);

    cv::Scalar val_gold = absSumGold(src);

    EXPECT_SCALAR_NEAR(val_gold, val, CV_MAT_DEPTH(type) < CV_32F ? 0.0 : 0.5);
}

CUDA_TEST_P(Sum, Sqr)
{
    cv::Scalar val = cv::cuda::sqrSum(loadMat(src, useRoi));

    cv::Scalar val_gold = sqrSumGold(src);

    EXPECT_SCALAR_NEAR(val_gold, val, CV_MAT_DEPTH(type) < CV_32F ? 0.0 : 0.5);
}

CUDA_TEST_P(Sum, Sqr_Async)
{
    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::calcSqrSum(loadMat(src, useRoi), dst, cv::noArray(), stream);

    stream.waitForCompletion();

    cv::Scalar val;
    cv::Mat val_mat(dst.size(), CV_64FC(dst.channels()), val.val);
    dst.createMatHeader().convertTo(val_mat, CV_64F);

    cv::Scalar val_gold = sqrSumGold(src);

    EXPECT_SCALAR_NEAR(val_gold, val, CV_MAT_DEPTH(type) < CV_32F ? 0.0 : 0.5);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, Sum, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    TYPES(CV_8U, CV_64F, 1, 4),
    WHOLE_SUBMAT));

////////////////////////////////////////////////////////////////////////////////
// MinMax

PARAM_TEST_CASE(MinMax, cv::cuda::DeviceInfo, cv::Size, MatDepth, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int depth;
    bool useRoi;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        depth = GET_PARAM(2);
        useRoi = GET_PARAM(3);

        cv::cuda::setDevice(devInfo.deviceID());
    }
};

CUDA_TEST_P(MinMax, WithoutMask)
{
    cv::Mat src = randomMat(size, depth);

    if (depth == CV_64F && !supportFeature(devInfo, cv::cuda::NATIVE_DOUBLE))
    {
        try
        {
            double minVal, maxVal;
            cv::cuda::minMax(loadMat(src), &minVal, &maxVal);
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsUnsupportedFormat, e.code);
        }
    }
    else
    {
        double minVal, maxVal;
        cv::cuda::minMax(loadMat(src, useRoi), &minVal, &maxVal);

        double minVal_gold, maxVal_gold;
        minMaxLocGold(src, &minVal_gold, &maxVal_gold);

        EXPECT_DOUBLE_EQ(minVal_gold, minVal);
        EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);
    }
}

CUDA_TEST_P(MinMax, Async)
{
    cv::Mat src = randomMat(size, depth);

    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::findMinMax(loadMat(src, useRoi), dst, cv::noArray(), stream);

    stream.waitForCompletion();

    double vals[2];
    const cv::Mat vals_mat(1, 2, CV_64FC1, &vals[0]);
    dst.createMatHeader().convertTo(vals_mat, CV_64F);

    double minVal_gold, maxVal_gold;
    minMaxLocGold(src, &minVal_gold, &maxVal_gold);

    EXPECT_DOUBLE_EQ(minVal_gold, vals[0]);
    EXPECT_DOUBLE_EQ(maxVal_gold, vals[1]);
}

CUDA_TEST_P(MinMax, WithMask)
{
    cv::Mat src = randomMat(size, depth);
    cv::Mat mask = randomMat(size, CV_8UC1, 0.0, 2.0);

    if (depth == CV_64F && !supportFeature(devInfo, cv::cuda::NATIVE_DOUBLE))
    {
        try
        {
            double minVal, maxVal;
            cv::cuda::minMax(loadMat(src), &minVal, &maxVal, loadMat(mask));
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsUnsupportedFormat, e.code);
        }
    }
    else
    {
        double minVal, maxVal;
        cv::cuda::minMax(loadMat(src, useRoi), &minVal, &maxVal, loadMat(mask, useRoi));

        double minVal_gold, maxVal_gold;
        minMaxLocGold(src, &minVal_gold, &maxVal_gold, 0, 0, mask);

        EXPECT_DOUBLE_EQ(minVal_gold, minVal);
        EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);
    }
}

CUDA_TEST_P(MinMax, NullPtr)
{
    cv::Mat src = randomMat(size, depth);

    if (depth == CV_64F && !supportFeature(devInfo, cv::cuda::NATIVE_DOUBLE))
    {
        try
        {
            double minVal, maxVal;
            cv::cuda::minMax(loadMat(src), &minVal, 0);
            cv::cuda::minMax(loadMat(src), 0, &maxVal);
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsUnsupportedFormat, e.code);
        }
    }
    else
    {
        double minVal, maxVal;
        cv::cuda::minMax(loadMat(src, useRoi), &minVal, 0);
        cv::cuda::minMax(loadMat(src, useRoi), 0, &maxVal);

        double minVal_gold, maxVal_gold;
        minMaxLocGold(src, &minVal_gold, &maxVal_gold, 0, 0);

        EXPECT_DOUBLE_EQ(minVal_gold, minVal);
        EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);
    }
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, MinMax, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    ALL_DEPTH,
    WHOLE_SUBMAT));

////////////////////////////////////////////////////////////////////////////////
// MinMaxLoc

namespace
{
    template <typename T>
    void expectEqualImpl(const cv::Mat& src, cv::Point loc_gold, cv::Point loc)
    {
        EXPECT_EQ(src.at<T>(loc_gold.y, loc_gold.x), src.at<T>(loc.y, loc.x));
    }

    void expectEqual(const cv::Mat& src, cv::Point loc_gold, cv::Point loc)
    {
        typedef void (*func_t)(const cv::Mat& src, cv::Point loc_gold, cv::Point loc);

        static const func_t funcs[] =
        {
            expectEqualImpl<uchar>,
            expectEqualImpl<schar>,
            expectEqualImpl<ushort>,
            expectEqualImpl<short>,
            expectEqualImpl<int>,
            expectEqualImpl<float>,
            expectEqualImpl<double>
        };

        funcs[src.depth()](src, loc_gold, loc);
    }
}

PARAM_TEST_CASE(MinMaxLoc, cv::cuda::DeviceInfo, cv::Size, MatDepth, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int depth;
    bool useRoi;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        depth = GET_PARAM(2);
        useRoi = GET_PARAM(3);

        cv::cuda::setDevice(devInfo.deviceID());
    }
};

CUDA_TEST_P(MinMaxLoc, WithoutMask)
{
    cv::Mat src = randomMat(size, depth);

    if (depth == CV_64F && !supportFeature(devInfo, cv::cuda::NATIVE_DOUBLE))
    {
        try
        {
            double minVal, maxVal;
            cv::Point minLoc, maxLoc;
            cv::cuda::minMaxLoc(loadMat(src), &minVal, &maxVal, &minLoc, &maxLoc);
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsUnsupportedFormat, e.code);
        }
    }
    else
    {
        double minVal, maxVal;
        cv::Point minLoc, maxLoc;
        cv::cuda::minMaxLoc(loadMat(src, useRoi), &minVal, &maxVal, &minLoc, &maxLoc);

        double minVal_gold, maxVal_gold;
        cv::Point minLoc_gold, maxLoc_gold;
        minMaxLocGold(src, &minVal_gold, &maxVal_gold, &minLoc_gold, &maxLoc_gold);

        EXPECT_DOUBLE_EQ(minVal_gold, minVal);
        EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);

        expectEqual(src, minLoc_gold, minLoc);
        expectEqual(src, maxLoc_gold, maxLoc);
    }
}

CUDA_TEST_P(MinMaxLoc, OneRowMat)
{
    cv::Mat src = randomMat(cv::Size(size.width, 1), depth);

    double minVal, maxVal;
    cv::Point minLoc, maxLoc;
    cv::cuda::minMaxLoc(loadMat(src, useRoi), &minVal, &maxVal, &minLoc, &maxLoc);

    double minVal_gold, maxVal_gold;
    cv::Point minLoc_gold, maxLoc_gold;
    minMaxLocGold(src, &minVal_gold, &maxVal_gold, &minLoc_gold, &maxLoc_gold);

    EXPECT_DOUBLE_EQ(minVal_gold, minVal);
    EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);

    expectEqual(src, minLoc_gold, minLoc);
    expectEqual(src, maxLoc_gold, maxLoc);
}

CUDA_TEST_P(MinMaxLoc, OneColumnMat)
{
    cv::Mat src = randomMat(cv::Size(1, size.height), depth);

    double minVal, maxVal;
    cv::Point minLoc, maxLoc;
    cv::cuda::minMaxLoc(loadMat(src, useRoi), &minVal, &maxVal, &minLoc, &maxLoc);

    double minVal_gold, maxVal_gold;
    cv::Point minLoc_gold, maxLoc_gold;
    minMaxLocGold(src, &minVal_gold, &maxVal_gold, &minLoc_gold, &maxLoc_gold);

    EXPECT_DOUBLE_EQ(minVal_gold, minVal);
    EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);

    expectEqual(src, minLoc_gold, minLoc);
    expectEqual(src, maxLoc_gold, maxLoc);
}

CUDA_TEST_P(MinMaxLoc, Async)
{
    cv::Mat src = randomMat(size, depth);

    cv::cuda::Stream stream;

    cv::cuda::HostMem minMaxVals, locVals;
    cv::cuda::findMinMaxLoc(loadMat(src, useRoi), minMaxVals, locVals, cv::noArray(), stream);

    stream.waitForCompletion();

    double vals[2];
    const cv::Mat vals_mat(2, 1, CV_64FC1, &vals[0]);
    minMaxVals.createMatHeader().convertTo(vals_mat, CV_64F);

    int locs[2];
    const cv::Mat locs_mat(2, 1, CV_32SC1, &locs[0]);
    locVals.createMatHeader().copyTo(locs_mat);

    cv::Point locs2D[] = {
        cv::Point(locs[0] % src.cols, locs[0] / src.cols),
        cv::Point(locs[1] % src.cols, locs[1] / src.cols),
    };

    double minVal_gold, maxVal_gold;
    cv::Point minLoc_gold, maxLoc_gold;
    minMaxLocGold(src, &minVal_gold, &maxVal_gold, &minLoc_gold, &maxLoc_gold);

    EXPECT_DOUBLE_EQ(minVal_gold, vals[0]);
    EXPECT_DOUBLE_EQ(maxVal_gold, vals[1]);

    expectEqual(src, minLoc_gold, locs2D[0]);
    expectEqual(src, maxLoc_gold, locs2D[1]);
}

CUDA_TEST_P(MinMaxLoc, WithMask)
{
    cv::Mat src = randomMat(size, depth);
    cv::Mat mask = randomMat(size, CV_8UC1, 0.0, 2.0);

    if (depth == CV_64F && !supportFeature(devInfo, cv::cuda::NATIVE_DOUBLE))
    {
        try
        {
            double minVal, maxVal;
            cv::Point minLoc, maxLoc;
            cv::cuda::minMaxLoc(loadMat(src), &minVal, &maxVal, &minLoc, &maxLoc, loadMat(mask));
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsUnsupportedFormat, e.code);
        }
    }
    else
    {
        double minVal, maxVal;
        cv::Point minLoc, maxLoc;
        cv::cuda::minMaxLoc(loadMat(src, useRoi), &minVal, &maxVal, &minLoc, &maxLoc, loadMat(mask, useRoi));

        double minVal_gold, maxVal_gold;
        cv::Point minLoc_gold, maxLoc_gold;
        minMaxLocGold(src, &minVal_gold, &maxVal_gold, &minLoc_gold, &maxLoc_gold, mask);

        EXPECT_DOUBLE_EQ(minVal_gold, minVal);
        EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);

        expectEqual(src, minLoc_gold, minLoc);
        expectEqual(src, maxLoc_gold, maxLoc);
    }
}

CUDA_TEST_P(MinMaxLoc, NullPtr)
{
    cv::Mat src = randomMat(size, depth);

    if (depth == CV_64F && !supportFeature(devInfo, cv::cuda::NATIVE_DOUBLE))
    {
        try
        {
            double minVal, maxVal;
            cv::Point minLoc, maxLoc;
            cv::cuda::minMaxLoc(loadMat(src, useRoi), &minVal, 0, 0, 0);
            cv::cuda::minMaxLoc(loadMat(src, useRoi), 0, &maxVal, 0, 0);
            cv::cuda::minMaxLoc(loadMat(src, useRoi), 0, 0, &minLoc, 0);
            cv::cuda::minMaxLoc(loadMat(src, useRoi), 0, 0, 0, &maxLoc);
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsUnsupportedFormat, e.code);
        }
    }
    else
    {
        double minVal, maxVal;
        cv::Point minLoc, maxLoc;
        cv::cuda::minMaxLoc(loadMat(src, useRoi), &minVal, 0, 0, 0);
        cv::cuda::minMaxLoc(loadMat(src, useRoi), 0, &maxVal, 0, 0);
        cv::cuda::minMaxLoc(loadMat(src, useRoi), 0, 0, &minLoc, 0);
        cv::cuda::minMaxLoc(loadMat(src, useRoi), 0, 0, 0, &maxLoc);

        double minVal_gold, maxVal_gold;
        cv::Point minLoc_gold, maxLoc_gold;
        minMaxLocGold(src, &minVal_gold, &maxVal_gold, &minLoc_gold, &maxLoc_gold);

        EXPECT_DOUBLE_EQ(minVal_gold, minVal);
        EXPECT_DOUBLE_EQ(maxVal_gold, maxVal);

        expectEqual(src, minLoc_gold, minLoc);
        expectEqual(src, maxLoc_gold, maxLoc);
    }
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, MinMaxLoc, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    ALL_DEPTH,
    WHOLE_SUBMAT));

////////////////////////////////////////////////////////////////////////////
// CountNonZero

PARAM_TEST_CASE(CountNonZero, cv::cuda::DeviceInfo, cv::Size, MatDepth, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int depth;
    bool useRoi;

    cv::Mat src;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        depth = GET_PARAM(2);
        useRoi = GET_PARAM(3);

        cv::cuda::setDevice(devInfo.deviceID());

        cv::Mat srcBase = randomMat(size, CV_8U, 0.0, 1.5);
        srcBase.convertTo(src, depth);
    }
};

CUDA_TEST_P(CountNonZero, Accuracy)
{
    if (depth == CV_64F && !supportFeature(devInfo, cv::cuda::NATIVE_DOUBLE))
    {
        try
        {
            cv::cuda::countNonZero(loadMat(src));
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsUnsupportedFormat, e.code);
        }
    }
    else
    {
        int val = cv::cuda::countNonZero(loadMat(src, useRoi));

        int val_gold = cv::countNonZero(src);

        ASSERT_EQ(val_gold, val);
    }
}

CUDA_TEST_P(CountNonZero, Async)
{
    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::countNonZero(loadMat(src, useRoi), dst, stream);

    stream.waitForCompletion();

    int val;
    const cv::Mat val_mat(1, 1, CV_32SC1, &val);
    dst.createMatHeader().copyTo(val_mat);

    int val_gold = cv::countNonZero(src);

    ASSERT_EQ(val_gold, val);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, CountNonZero, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    ALL_DEPTH,
    WHOLE_SUBMAT));

//////////////////////////////////////////////////////////////////////////////
// Reduce

CV_ENUM(ReduceCode, cv::REDUCE_SUM, cv::REDUCE_AVG, cv::REDUCE_MAX, cv::REDUCE_MIN)
#define ALL_REDUCE_CODES testing::Values(ReduceCode(cv::REDUCE_SUM), ReduceCode(cv::REDUCE_AVG), ReduceCode(cv::REDUCE_MAX), ReduceCode(cv::REDUCE_MIN))

PARAM_TEST_CASE(Reduce, cv::cuda::DeviceInfo, cv::Size, MatDepth, Channels, ReduceCode, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int depth;
    int channels;
    int reduceOp;
    bool useRoi;

    int type;
    int dst_depth;
    int dst_type;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        depth = GET_PARAM(2);
        channels = GET_PARAM(3);
        reduceOp = GET_PARAM(4);
        useRoi = GET_PARAM(5);

        cv::cuda::setDevice(devInfo.deviceID());

        type = CV_MAKE_TYPE(depth, channels);

        if (reduceOp == cv::REDUCE_MAX || reduceOp == cv::REDUCE_MIN)
            dst_depth = depth;
        else if (reduceOp == cv::REDUCE_SUM)
            dst_depth = depth == CV_8U ? CV_32S : depth < CV_64F ? CV_32F : depth;
        else
            dst_depth = depth < CV_32F ? CV_32F : depth;

        dst_type = CV_MAKE_TYPE(dst_depth, channels);
    }

};

CUDA_TEST_P(Reduce, Rows)
{
    cv::Mat src = randomMat(size, type);

    cv::cuda::GpuMat dst = createMat(cv::Size(src.cols, 1), dst_type, useRoi);
    cv::cuda::reduce(loadMat(src, useRoi), dst, 0, reduceOp, dst_depth);

    cv::Mat dst_gold;
    cv::reduce(src, dst_gold, 0, reduceOp, dst_depth);

    EXPECT_MAT_NEAR(dst_gold, dst, dst_depth < CV_32F ? 0.0 : 0.02);
}

CUDA_TEST_P(Reduce, Cols)
{
    cv::Mat src = randomMat(size, type);

    cv::cuda::GpuMat dst = createMat(cv::Size(src.rows, 1), dst_type, useRoi);
    cv::cuda::reduce(loadMat(src, useRoi), dst, 1, reduceOp, dst_depth);

    cv::Mat dst_gold;
    cv::reduce(src, dst_gold, 1, reduceOp, dst_depth);
    dst_gold.cols = dst_gold.rows;
    dst_gold.rows = 1;
    dst_gold.step = dst_gold.cols * dst_gold.elemSize();

    EXPECT_MAT_NEAR(dst_gold, dst, dst_depth < CV_32F ? 0.0 : 0.02);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, Reduce, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    testing::Values(MatDepth(CV_8U),
                    MatDepth(CV_16U),
                    MatDepth(CV_16S),
                    MatDepth(CV_32F),
                    MatDepth(CV_64F)),
    ALL_CHANNELS,
    ALL_REDUCE_CODES,
    WHOLE_SUBMAT));

//////////////////////////////////////////////////////////////////////////////
// Normalize

PARAM_TEST_CASE(Normalize, cv::cuda::DeviceInfo, cv::Size, MatDepth, NormCode, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    int type;
    int norm_type;
    bool useRoi;

    double alpha;
    double beta;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        type = GET_PARAM(2);
        norm_type = GET_PARAM(3);
        useRoi = GET_PARAM(4);

        cv::cuda::setDevice(devInfo.deviceID());

        alpha = 1;
        beta = 0;
    }

};

CUDA_TEST_P(Normalize, WithOutMask)
{
    cv::Mat src = randomMat(size, type);

    cv::cuda::GpuMat dst = createMat(size, type, useRoi);
    cv::cuda::normalize(loadMat(src, useRoi), dst, alpha, beta, norm_type, type);

    cv::Mat dst_gold;
    cv::normalize(src, dst_gold, alpha, beta, norm_type, type);

    EXPECT_MAT_NEAR(dst_gold, dst, type < CV_32F ? 1.0 : 1e-4);
}

CUDA_TEST_P(Normalize, WithMask)
{
    cv::Mat src = randomMat(size, type);
    cv::Mat mask = randomMat(size, CV_8UC1, 0, 2);

    cv::cuda::GpuMat dst = createMat(size, type, useRoi);
    dst.setTo(cv::Scalar::all(0));
    cv::cuda::normalize(loadMat(src, useRoi), dst, alpha, beta, norm_type, type, loadMat(mask, useRoi));

    cv::Mat dst_gold(size, type);
    dst_gold.setTo(cv::Scalar::all(0));
    cv::normalize(src, dst_gold, alpha, beta, norm_type, type, mask);

    EXPECT_MAT_NEAR(dst_gold, dst, type < CV_32F ? 1.0 : 1e-4);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, Normalize, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    ALL_DEPTH,
    testing::Values(NormCode(cv::NORM_L1), NormCode(cv::NORM_L2), NormCode(cv::NORM_INF), NormCode(cv::NORM_MINMAX)),
    WHOLE_SUBMAT));

////////////////////////////////////////////////////////////////////////////////
// MeanStdDev

PARAM_TEST_CASE(MeanStdDev, cv::cuda::DeviceInfo, cv::Size, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    bool useRoi;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        useRoi = GET_PARAM(2);

        cv::cuda::setDevice(devInfo.deviceID());
    }
};

CUDA_TEST_P(MeanStdDev, Accuracy)
{
    cv::Mat src = randomMat(size, CV_8UC1);

    if (!supportFeature(devInfo, cv::cuda::FEATURE_SET_COMPUTE_13))
    {
        try
        {
            cv::Scalar mean;
            cv::Scalar stddev;
            cv::cuda::meanStdDev(loadMat(src, useRoi), mean, stddev);
        }
        catch (const cv::Exception& e)
        {
            ASSERT_EQ(cv::Error::StsNotImplemented, e.code);
        }
    }
    else
    {
        cv::Scalar mean;
        cv::Scalar stddev;
        cv::cuda::meanStdDev(loadMat(src, useRoi), mean, stddev);

        cv::Scalar mean_gold;
        cv::Scalar stddev_gold;
        cv::meanStdDev(src, mean_gold, stddev_gold);

        EXPECT_SCALAR_NEAR(mean_gold, mean, 1e-5);
        EXPECT_SCALAR_NEAR(stddev_gold, stddev, 1e-5);
    }
}

CUDA_TEST_P(MeanStdDev, Async)
{
    cv::Mat src = randomMat(size, CV_8UC1);

    cv::cuda::Stream stream;

    cv::cuda::HostMem dst;
    cv::cuda::meanStdDev(loadMat(src, useRoi), dst, stream);

    stream.waitForCompletion();

    double vals[2];
    dst.createMatHeader().copyTo(cv::Mat(1, 2, CV_64FC1, &vals[0]));

    cv::Scalar mean_gold;
    cv::Scalar stddev_gold;
    cv::meanStdDev(src, mean_gold, stddev_gold);

    EXPECT_SCALAR_NEAR(mean_gold, cv::Scalar(vals[0]), 1e-5);
    EXPECT_SCALAR_NEAR(stddev_gold, cv::Scalar(vals[1]), 1e-5);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, MeanStdDev, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    WHOLE_SUBMAT));

///////////////////////////////////////////////////////////////////////////////////////////////////////
// Integral

PARAM_TEST_CASE(Integral, cv::cuda::DeviceInfo, cv::Size, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    bool useRoi;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        useRoi = GET_PARAM(2);

        cv::cuda::setDevice(devInfo.deviceID());
    }
};

CUDA_TEST_P(Integral, Accuracy)
{
    cv::Mat src = randomMat(size, CV_8UC1);

    cv::cuda::GpuMat dst = createMat(cv::Size(src.cols + 1, src.rows + 1), CV_32SC1, useRoi);
    cv::cuda::integral(loadMat(src, useRoi), dst);

    cv::Mat dst_gold;
    cv::integral(src, dst_gold, CV_32S);

    EXPECT_MAT_NEAR(dst_gold, dst, 0.0);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, Integral, testing::Combine(
    ALL_DEVICES,
    testing::Values(cv::Size(128, 128), cv::Size(113, 113), cv::Size(768, 1066)),
    WHOLE_SUBMAT));

///////////////////////////////////////////////////////////////////////////////////////////////////////
// IntegralSqr

PARAM_TEST_CASE(IntegralSqr, cv::cuda::DeviceInfo, cv::Size, UseRoi)
{
    cv::cuda::DeviceInfo devInfo;
    cv::Size size;
    bool useRoi;

    virtual void SetUp()
    {
        devInfo = GET_PARAM(0);
        size = GET_PARAM(1);
        useRoi = GET_PARAM(2);

        cv::cuda::setDevice(devInfo.deviceID());
    }
};

CUDA_TEST_P(IntegralSqr, Accuracy)
{
    cv::Mat src = randomMat(size, CV_8UC1);

    cv::cuda::GpuMat dst = createMat(cv::Size(src.cols + 1, src.rows + 1), CV_64FC1, useRoi);
    cv::cuda::sqrIntegral(loadMat(src, useRoi), dst);

    cv::Mat dst_gold, temp;
    cv::integral(src, temp, dst_gold);

    EXPECT_MAT_NEAR(dst_gold, dst, 0.0);
}

INSTANTIATE_TEST_CASE_P(CUDA_Arithm, IntegralSqr, testing::Combine(
    ALL_DEVICES,
    DIFFERENT_SIZES,
    WHOLE_SUBMAT));

#endif // HAVE_CUDA
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