OpenCV/opencv_contrib/modules/reg/perf/perf_reg.cpp

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#include "perf_precomp.hpp"

namespace opencv_test { namespace {

using namespace perf;

Vec<double, 2> perfShift(const Mat& img1)
{
    Mat img2;

    // Warp original image
    Vec<double, 2> shift(5., 5.);
    MapShift mapTest(shift);
    mapTest.warp(img1, img2);

    // Register
    Ptr<MapperGradShift> mapper = makePtr<MapperGradShift>();
    MapperPyramid mappPyr(mapper);
    Ptr<Map> mapPtr = mappPyr.calculate(img1, img2);

    MapShift* mapShift = dynamic_cast<MapShift*>(mapPtr.get());
    return mapShift->getShift();
}

Matx<double, 2, 6> perfEuclidean(const Mat& img1)
{
    Mat img2;
    Matx<double, 2, 6> transf;

    // Warp original image
    double theta = 3*CV_PI/180;
    double cosT = cos(theta);
    double sinT = sin(theta);
    Matx<double, 2, 2> linTr(cosT, -sinT, sinT, cosT);
    Vec<double, 2> shift(5., 5.);
    MapAffine mapTest(linTr, shift);
    mapTest.warp(img1, img2);

    // Register
    Ptr<MapperGradEuclid> mapper = makePtr<MapperGradEuclid>();
    MapperPyramid mappPyr(mapper);
    Ptr<Map> mapPtr = mappPyr.calculate(img1, img2);

    MapAffine* mapAff = dynamic_cast<MapAffine*>(mapPtr.get());
    Matx<double, 2, 2> resLinTr = mapAff->getLinTr();
    transf(0, 0) = resLinTr(0, 0), transf(0, 1) = resLinTr(0, 1);
    transf(1, 0) = resLinTr(1, 0), transf(1, 1) = resLinTr(1, 1);
    Vec<double, 2> resShift = mapAff->getShift();
    transf(0, 2) = resShift(0);
    transf(1, 2) = resShift(1);
    return transf;
}

Matx<double, 2, 6> perfSimilarity(const Mat& img1)
{
    Mat img2;
    Matx<double, 2, 6> transf;

    // Warp original image
    double theta = 3*CV_PI/180;
    double scale = 0.95;
    double a = scale*cos(theta);
    double b = scale*sin(theta);
    Matx<double, 2, 2> linTr(a, -b, b, a);
    Vec<double, 2> shift(5., 5.);
    MapAffine mapTest(linTr, shift);
    mapTest.warp(img1, img2);

    // Register
    Ptr<MapperGradSimilar> mapper = makePtr<MapperGradSimilar>();
    MapperPyramid mappPyr(mapper);
    Ptr<Map> mapPtr = mappPyr.calculate(img1, img2);

    MapAffine* mapAff = dynamic_cast<MapAffine*>(mapPtr.get());
    Matx<double, 2, 2> resLinTr = mapAff->getLinTr();
    transf(0, 0) = resLinTr(0, 0), transf(0, 1) = resLinTr(0, 1);
    transf(1, 0) = resLinTr(1, 0), transf(1, 1) = resLinTr(1, 1);
    Vec<double, 2> resShift = mapAff->getShift();
    transf(0, 2) = resShift(0);
    transf(1, 2) = resShift(1);
    return transf;
}

Matx<double, 2, 6> perfAffine(const Mat& img1)
{
    Mat img2;
    Matx<double, 2, 6> transf;

    // Warp original image
    Matx<double, 2, 2> linTr(1., 0.1, -0.01, 1.);
    Vec<double, 2> shift(1., 1.);
    MapAffine mapTest(linTr, shift);
    mapTest.warp(img1, img2);

    // Register
    Ptr<MapperGradAffine> mapper = makePtr<MapperGradAffine>();
    MapperPyramid mappPyr(mapper);
    Ptr<Map> mapPtr = mappPyr.calculate(img1, img2);

    MapAffine* mapAff = dynamic_cast<MapAffine*>(mapPtr.get());
    Matx<double, 2, 2> resLinTr = mapAff->getLinTr();
    transf(0, 0) = resLinTr(0, 0), transf(0, 1) = resLinTr(0, 1);
    transf(1, 0) = resLinTr(1, 0), transf(1, 1) = resLinTr(1, 1);
    Vec<double, 2> resShift = mapAff->getShift();
    transf(0, 2) = resShift(0);
    transf(1, 2) = resShift(1);
    return transf;
}

Matx<double, 3, 3> perfProjective(const Mat& img1)
{
    Mat img2;

    // Warp original image
    Matx<double, 3, 3> projTr(1., 0., 0., 0., 1., 0., 0.0001, 0.0001, 1);
    MapProjec mapTest(projTr);
    mapTest.warp(img1, img2);

    // Register
    Ptr<MapperGradProj> mapper = makePtr<MapperGradProj>();
    MapperPyramid mappPyr(mapper);
    Ptr<Map> mapPtr = mappPyr.calculate(img1, img2);

    MapProjec* mapProj = dynamic_cast<MapProjec*>(mapPtr.get());
    mapProj->normalize();
    return mapProj->getProjTr();
}


PERF_TEST_P(Size_MatType, Registration_Shift,
            Combine(Values(szSmall64, szSmall128),
                    Values(MatType(CV_64FC1), MatType(CV_64FC3))))
{
    declare.time(60);

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

    Mat frame(size, type);
    Vec<double, 2> shift;
    declare.in(frame, WARMUP_RNG).out(shift);

    TEST_CYCLE() shift = perfShift(frame);

    SANITY_CHECK_NOTHING();
}

PERF_TEST_P(Size_MatType, Registration_Euclidean,
            Combine(Values(szSmall64, szSmall128),
                    Values(MatType(CV_64FC1), MatType(CV_64FC3))))
{
    declare.time(60);

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

    Mat frame(size, type);
    Matx<double, 2, 6> result;
    declare.in(frame, WARMUP_RNG).out(result);

    TEST_CYCLE() result = perfEuclidean(frame);

    SANITY_CHECK_NOTHING();
}

PERF_TEST_P(Size_MatType, Registration_Similarity,
            Combine(Values(szSmall64, szSmall128),
                    Values(MatType(CV_64FC1), MatType(CV_64FC3))))
{
    declare.time(60);

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

    Mat frame(size, type);
    Matx<double, 2, 6> result;
    declare.in(frame, WARMUP_RNG).out(result);

    TEST_CYCLE() result = perfSimilarity(frame);

    SANITY_CHECK_NOTHING();
}

PERF_TEST_P(Size_MatType, Registration_Affine,
            Combine(Values(szSmall64, szSmall128),
                    Values(MatType(CV_64FC1), MatType(CV_64FC3))))
{
    declare.time(60);

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

    Mat frame(size, type);
    Matx<double, 2, 6> result;
    declare.in(frame, WARMUP_RNG).out(result);

    TEST_CYCLE() result = perfAffine(frame);

    SANITY_CHECK_NOTHING();
}

PERF_TEST_P(Size_MatType, Registration_Projective,
            Combine(Values(szSmall64, szSmall128),
                    Values(MatType(CV_64FC1), MatType(CV_64FC3))))
{
    declare.time(60);

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

    Mat frame(size, type);
    Matx<double, 3, 3> result;
    declare.in(frame, WARMUP_RNG).out(result);

    TEST_CYCLE() result = perfProjective(frame);

    SANITY_CHECK_NOTHING();
}

}} // namespace