perf_pnp.cpp 3.77 KB
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#include "perf_precomp.hpp"
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#include "opencv2/core/internal.hpp"
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using namespace std;
using namespace cv;
using namespace perf;
using std::tr1::make_tuple;
using std::tr1::get;

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CV_ENUM(pnpAlgo, CV_ITERATIVE, CV_EPNP /*, CV_P3P*/)
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typedef std::tr1::tuple<int, pnpAlgo> PointsNum_Algo_t;
typedef perf::TestBaseWithParam<PointsNum_Algo_t> PointsNum_Algo;

typedef perf::TestBaseWithParam<int> PointsNum;

PERF_TEST_P(PointsNum_Algo, solvePnP,
            testing::Combine(
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                testing::Values(/*4,*/ 3*9, 7*13), //TODO: find why results on 4 points are too unstable
                testing::Values((int)CV_ITERATIVE, (int)CV_EPNP)
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                )
            )
{
    int pointsNum = get<0>(GetParam());
    pnpAlgo algo = get<1>(GetParam());

    vector<Point2f> points2d(pointsNum);
    vector<Point3f> points3d(pointsNum);
    Mat rvec = Mat::zeros(3, 1, CV_32FC1);
    Mat tvec = Mat::zeros(3, 1, CV_32FC1);

    Mat distortion = Mat::zeros(5, 1, CV_32FC1);
    Mat intrinsics = Mat::eye(3, 3, CV_32FC1);
    intrinsics.at<float> (0, 0) = 400.0;
    intrinsics.at<float> (1, 1) = 400.0;
    intrinsics.at<float> (0, 2) = 640 / 2;
    intrinsics.at<float> (1, 2) = 480 / 2;

    warmup(points3d, WARMUP_RNG);
    warmup(rvec, WARMUP_RNG);
    warmup(tvec, WARMUP_RNG);

    projectPoints(points3d, rvec, tvec, intrinsics, distortion, points2d);

    //add noise
    Mat noise(1, (int)points2d.size(), CV_32FC2);
    randu(noise, 0, 0.01);
    add(points2d, noise, points2d);

    declare.in(points3d, points2d);

    TEST_CYCLE_N(1000)
    {
        solvePnP(points3d, points2d, intrinsics, distortion, rvec, tvec, false, algo);
    }

    SANITY_CHECK(rvec, 1e-6);
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    SANITY_CHECK(tvec, 1e-3);
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}

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PERF_TEST(PointsNum_Algo, solveP3P)
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{
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    int pointsNum = 4;
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    vector<Point2f> points2d(pointsNum);
    vector<Point3f> points3d(pointsNum);
    Mat rvec = Mat::zeros(3, 1, CV_32FC1);
    Mat tvec = Mat::zeros(3, 1, CV_32FC1);

    Mat distortion = Mat::zeros(5, 1, CV_32FC1);
    Mat intrinsics = Mat::eye(3, 3, CV_32FC1);
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    intrinsics.at<float> (0, 0) = 400.0;
    intrinsics.at<float> (1, 1) = 400.0;
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    intrinsics.at<float> (0, 2) = 640 / 2;
    intrinsics.at<float> (1, 2) = 480 / 2;

    warmup(points3d, WARMUP_RNG);
    warmup(rvec, WARMUP_RNG);
    warmup(tvec, WARMUP_RNG);

    projectPoints(points3d, rvec, tvec, intrinsics, distortion, points2d);

    //add noise
    Mat noise(1, (int)points2d.size(), CV_32FC2);
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    randu(noise, 0, 0.01);
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    add(points2d, noise, points2d);

    declare.in(points3d, points2d);
    declare.time(100);

    TEST_CYCLE_N(1000)
    {
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        solvePnP(points3d, points2d, intrinsics, distortion, rvec, tvec, false, CV_P3P);
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    }

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    SANITY_CHECK(rvec, 1e-6);
    SANITY_CHECK(tvec, 1e-6);
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}

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PERF_TEST_P(PointsNum, DISABLED_SolvePnPRansac, testing::Values(4, 3*9, 7*13))
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{
    int count = GetParam();

    Mat object(1, count, CV_32FC3);
    randu(object, -100, 100);

    Mat camera_mat(3, 3, CV_32FC1);
    randu(camera_mat, 0.5, 1);
    camera_mat.at<float>(0, 1) = 0.f;
    camera_mat.at<float>(1, 0) = 0.f;
    camera_mat.at<float>(2, 0) = 0.f;
    camera_mat.at<float>(2, 1) = 0.f;

    Mat dist_coef(1, 8, CV_32F, cv::Scalar::all(0));

    vector<cv::Point2f> image_vec;
    Mat rvec_gold(1, 3, CV_32FC1);
    randu(rvec_gold, 0, 1);
    Mat tvec_gold(1, 3, CV_32FC1);
    randu(tvec_gold, 0, 1);
    projectPoints(object, rvec_gold, tvec_gold, camera_mat, dist_coef, image_vec);

    Mat image(1, count, CV_32FC2, &image_vec[0]);

    Mat rvec;
    Mat tvec;

#ifdef HAVE_TBB
    // limit concurrency to get deterministic result
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    cv::Ptr<tbb::task_scheduler_init> one_thread = new tbb::task_scheduler_init(1);
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#endif

    TEST_CYCLE()
    {
        solvePnPRansac(object, image, camera_mat, dist_coef, rvec, tvec);
    }

    SANITY_CHECK(rvec, 1e-6);
    SANITY_CHECK(tvec, 1e-6);
}