completed test for boundingRect function

pull/13383/head
Alexander Reshetnikov 13 years ago
parent ae2e494c7d
commit cec641fb83
  1. 82
      modules/imgproc/test/test_boundingrect.cpp

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