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//                           License Agreement
//                For Open Source Computer Vision Library
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// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
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#include "perf_precomp.hpp"

const char * impls[] =
{
    IMPL_OCL,
    IMPL_PLAIN,
#ifdef HAVE_OPENCV_GPU
    IMPL_GPU
#endif
};

int main(int argc, char ** 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");

    int flag = type == "cpu" ? cv::ocl::CVCL_DEVICE_TYPE_CPU :
                               cv::ocl::CVCL_DEVICE_TYPE_GPU;

    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;

    CV_PERF_TEST_MAIN_INTERNALS(ocl, impls)
}