opencv/modules/gpulegacy/test/test_main.cpp

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#include "test_precomp.hpp"

#ifdef HAVE_CUDA

using namespace std;
using namespace cv;
using namespace cv::gpu;
using namespace cvtest;
using namespace testing;

int main(int argc, char** argv)
{
    try
    {
        const std::string keys =
                "{ h help ?            |      | Print help}"
                "{ i info              |      | Print information about system and exit }"
                "{ device              | -1   | Device on which tests will be executed (-1 means all devices) }"
                "{ nvtest_output_level | none | NVidia test verbosity level (none, compact, full) }"
                ;

        CommandLineParser cmd(argc, (const char**)argv, keys);

        if (cmd.has("help"))
        {
            cmd.printMessage();
            return 0;
        }

        printCudaInfo();

        if (cmd.has("info"))
        {
            return 0;
        }

        int device = cmd.get<int>("device");
        if (device < 0)
        {
            DeviceManager::instance().loadAll();

            cout << "Run tests on all supported devices \n" << endl;
        }
        else
        {
            DeviceManager::instance().load(device);

            DeviceInfo info(device);
            cout << "Run tests on device " << device << " [" << info.name() << "] \n" << endl;
        }

        string outputLevel = cmd.get<string>("nvtest_output_level");

        if (outputLevel == "none")
            nvidiaTestOutputLevel = OutputLevelNone;
        else if (outputLevel == "compact")
            nvidiaTestOutputLevel = OutputLevelCompact;
        else if (outputLevel == "full")
            nvidiaTestOutputLevel = OutputLevelFull;

        TS::ptr()->init("gpu");
        InitGoogleTest(&argc, argv);

        return RUN_ALL_TESTS();
    }
    catch (const exception& e)
    {
        cerr << e.what() << endl;
        return -1;
    }
    catch (...)
    {
        cerr << "Unknown error" << endl;
        return -1;
    }

    return 0;
}

#else // HAVE_CUDA

int main()
{
    printf("OpenCV was built without CUDA support\n");
    return 0;
}

#endif // HAVE_CUDA