opencv/modules/superres/perf/perf_superres_ocl.cpp

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#include "perf_precomp.hpp"

#ifdef HAVE_OPENCV_OCL

#include "opencv2/ocl.hpp"
using namespace std;
using namespace testing;
using namespace perf;
using namespace cv;
using namespace cv::superres;

namespace
{
    class OneFrameSource_OCL : public FrameSource
    {
    public:
        explicit OneFrameSource_OCL(const ocl::oclMat& frame) : frame_(frame) {}

        void nextFrame(OutputArray frame)
        {
            ocl::getOclMatRef(frame) = frame_;
        }
        void reset()
        {
        }

    private:
        ocl::oclMat frame_;
    };


    class ZeroOpticalFlowOCL : public DenseOpticalFlowExt
    {
    public:
        void calc(InputArray frame0, InputArray, OutputArray flow1, OutputArray flow2)
        {
            ocl::oclMat& frame0_ = ocl::getOclMatRef(frame0);
            ocl::oclMat& flow1_ = ocl::getOclMatRef(flow1);
            ocl::oclMat& flow2_ = ocl::getOclMatRef(flow2);

            cv::Size size = frame0_.size();

            if(!flow2.needed())
            {
                flow1_.create(size, CV_32FC2);
                flow1_.setTo(Scalar::all(0));
            }
            else
            {
                flow1_.create(size, CV_32FC1);
                flow2_.create(size, CV_32FC1);

                flow1_.setTo(Scalar::all(0));
                flow2_.setTo(Scalar::all(0));
            }
        }

        void collectGarbage()
        {
        }
    };
}

PERF_TEST_P(Size_MatType, SuperResolution_BTVL1_OCL,
    Combine(Values(szSmall64, szSmall128),
    Values(MatType(CV_8UC1), MatType(CV_8UC3))))
{
    declare.time(5 * 60);

    const Size size = std::tr1::get<0>(GetParam());
    const int type = std::tr1::get<1>(GetParam());

    Mat frame(size, type);
    declare.in(frame, WARMUP_RNG);

    ocl::oclMat frame_ocl;
    frame_ocl.upload(frame);


    const int scale = 2;
    const int iterations = 50;
    const int temporalAreaRadius = 1;
    Ptr<DenseOpticalFlowExt> opticalFlowOcl(new ZeroOpticalFlowOCL);

    Ptr<SuperResolution> superRes_ocl = createSuperResolution_BTVL1_OCL();

    superRes_ocl->set("scale", scale);
    superRes_ocl->set("iterations", iterations);
    superRes_ocl->set("temporalAreaRadius", temporalAreaRadius);
    superRes_ocl->set("opticalFlow", opticalFlowOcl);

    superRes_ocl->setInput(makePtr<OneFrameSource_OCL>(frame_ocl));

    ocl::oclMat dst_ocl;
    superRes_ocl->nextFrame(dst_ocl);

    TEST_CYCLE_N(10) superRes_ocl->nextFrame(dst_ocl);
    frame_ocl.release();
    CPU_SANITY_CHECK(dst_ocl);
}
#endif