opencv/modules/ocl/test/main.cpp

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#include "test_precomp.hpp"

#ifdef HAVE_OPENCL

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

void print_info()
{
    printf("\n");
#if defined _WIN32
#   if defined _WIN64
    puts("OS: Windows 64");
#   else
    puts("OS: Windows 32");
#   endif
#elif defined linux
#   if defined _LP64
    puts("OS: Linux 64");
#   else
    puts("OS: Linux 32");
#   endif
#elif defined __APPLE__
#   if defined _LP64
    puts("OS: Apple 64");
#   else
    puts("OS: Apple 32");
#   endif
#endif

}
int main(int argc, char **argv)
{
    TS::ptr()->init(".");
    InitGoogleTest(&argc, argv);
    const char *keys =
        "{ h | help     | false              | print help message }"
        "{ t | type     | gpu                | set device type:cpu or gpu}"
        "{ p | platform | -1                 | set platform id }"
        "{ d | device   | 0                  | set device id }";

    CommandLineParser cmd(argc, argv, keys);
    if (cmd.get<bool>("help"))
    {
        cout << "Available options besides google test option:" << endl;
        cmd.printParams();
        return 0;
    }
    string type = cmd.get<string>("type");
    int pid = cmd.get<int>("platform");
    int device = cmd.get<int>("device");

    print_info();
    int flag = CVCL_DEVICE_TYPE_GPU;
    if(type == "cpu")
    {
        flag = CVCL_DEVICE_TYPE_CPU;
    }

    cv::ocl::PlatformsInfo platformsInfo;
    cv::ocl::getOpenCLPlatforms(platformsInfo);
    if (pid >= (int)platformsInfo.size())
    {
        std::cout << "platform is invalid\n";
        return 1;
    }

    cv::ocl::DevicesInfo devicesInfo;
    int devnums = cv::ocl::getOpenCLDevices(devicesInfo, flag, (pid < 0) ? NULL : platformsInfo[pid]);
    if (device < 0 || device >= devnums)
    {
        std::cout << "device/platform invalid\n";
        return 1;
    }

    cv::ocl::setDevice(devicesInfo[device]);

    cout << "Device type: " << type << endl
            << "Platform name: " << devicesInfo[device]->platform->platformName << endl
            << "Device name: " << devicesInfo[device]->deviceName << endl;
    return RUN_ALL_TESTS();
}

#else // DON'T HAVE_OPENCL

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


#endif // HAVE_OPENCL