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@ -1,5 +1,10 @@ |
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#include "test_precomp.hpp" |
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#include <time.h> |
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#include <iostream> |
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#define IMGPROC_BOUNDINGRECT_ERROR_DIFF 1 |
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#define MESSAGE_ERROR_DIFF "Bounding rectangle found by boundingRect function is incorrect." |
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using namespace cv; |
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using namespace std; |
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@ -14,25 +19,86 @@ class CV_BoundingRectTest: public cvtest::ArrayTest |
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void run (int); |
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private: |
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template <class T> void generate_src_points(vector <Point_<T> >& src, int n); |
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template <class T> cv::Rect get_bounding_rect(const vector <Point_<T> > src); |
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template <class T> bool checking_function_work(vector <Point_<T> >& src, int type); |
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}; |
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CV_BoundingRectTest::CV_BoundingRectTest() {} |
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CV_BoundingRectTest::~CV_BoundingRectTest() {} |
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void CV_BoundingRectTest::run(int) |
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template <class T> void CV_BoundingRectTest::generate_src_points(vector <Point_<T> >& src, int n) |
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{ |
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const int MAX_WIDTH = 100; |
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const int MAX_HEIGHT = 100; |
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const int N = 100; |
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src.clear(); |
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for (size_t i = 0; i < n; ++i)
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src.push_back(Point_<T>(cv::randu<T>(), cv::randu<T>())); |
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} |
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template <class T> cv::Rect CV_BoundingRectTest::get_bounding_rect(const vector <Point_<T> > src) |
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{ |
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int n = src.size(); |
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T min_w = std::numeric_limits<T>::max(), max_w = std::numeric_limits<T>::min(); |
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T min_h = min_w, max_h = max_w; |
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for (size_t i = 0; i < n; ++i)
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{ |
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min_w = std::min<T>(src.at(i).x, min_w); |
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max_w = std::max<T>(src.at(i).x, max_w); |
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min_h = std::min<T>(src.at(i).y, min_h); |
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max_h = std::max<T>(src.at(i).y, max_h); |
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} |
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return Rect((int)min_w, (int)min_h, (int)(floor(1.0*(max_w-min_w)) + 1), (int)(floor(1.0*(max_h-min_h)) + 1)); |
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} |
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template <class T> bool CV_BoundingRectTest::checking_function_work(vector <Point_<T> >& src, int type) |
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{ |
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const int MAX_COUNT_OF_POINTS = 1000; |
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const int N = 10000; |
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for (int k = 0; k < N; ++k) |
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{ |
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RNG& rng = ts->get_rng(); |
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for (size_t i = 0; i < N; ++i) |
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int n = rng.next()%MAX_COUNT_OF_POINTS + 1; |
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generate_src_points <T> (src, n); |
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cv::Rect right = get_bounding_rect <T> (src); |
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cv::Rect rect[2] = { boundingRect(src), boundingRect(Mat(src)) }; |
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for (int i = 0; i < 2; ++i) if (rect[i] != right) |
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{ |
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cout << endl; cout << "Checking for the work of boundingRect function..." << endl; |
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cout << "Type of src points: ";
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switch (type) |
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{ |
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int w = rng.next()%MAX_WIDTH + 1, h = rng.next()%MAX_HEIGHT + 1; |
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cv::Mat src(h, w, CV_8U); cv::randu(src, Scalar_<bool>::all(false), Scalar_<bool>::all(true)); |
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case 0: {cout << "INT"; break;} |
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case 1: {cout << "FLOAT"; break;} |
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case 2: {cout << "DOUBLE"; break;} |
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default: break; |
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} |
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cout << endl; |
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cout << "Src points are stored as "; if (i == 0) cout << "VECTOR" << endl; else cout << "MAT" << endl; |
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cout << "Number of points: " << n << endl; |
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cout << "Right rect (x, y, w, h): [" << right.x << ", " << right.y << ", " << right.width << ", " << right.height << "]" << endl; |
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cout << "Result rect (x, y, w, h): [" << rect[i].x << ", " << rect[i].y << ", " << rect[i].width << ", " << rect[i].height << "]" << endl; |
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cout << endl; |
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CV_Error(IMGPROC_BOUNDINGRECT_ERROR_DIFF, MESSAGE_ERROR_DIFF); |
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return false; |
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} |
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} |
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return true; |
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} |
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void CV_BoundingRectTest::run(int) |
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{ |
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vector <Point> src_veci; if (!checking_function_work(src_veci, 0)) return; |
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vector <Point2f> src_vecf; checking_function_work(src_vecf, 1); |
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} |
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TEST (Imgproc_BoundingRect, accuracy) { CV_BoundingRectTest test; test.safe_run(); } |