opencv/modules/core/test/test_countnonzero.cpp
2012-01-19 00:22:22 +00:00

382 lines
11 KiB
C++

#include "test_precomp.hpp"
#include <time.h>
using namespace cv;
using namespace std;
#define sign(a) a > 0 ? 1 : a == 0 ? 0 : -1
const int FLOAT_TYPE [2] = {CV_32F, CV_64F};
const int INT_TYPE [5] = {CV_8U, CV_8S, CV_16U, CV_16S, CV_32S};
#define MAX_CHANNELS 4
#define MAX_WIDTH 1e+2
#define MAX_HEIGHT 1e+2
class CV_CountNonZeroTest: public cvtest::BaseTest
{
public:
CV_CountNonZeroTest();
~CV_CountNonZeroTest();
protected:
void run (int);
private:
float eps_32; double eps_64; Mat src;
void generate_src_data(cv::Size size, int type, int channels);
void generate_src_data(cv::Size size, int type, int channels, int count_non_zero);
void generate_src_float_data(cv::Size size, int type, int channels, int distribution);
void checking_function_work();
void checking_function_work(int count_non_zero);
};
CV_CountNonZeroTest::CV_CountNonZeroTest(): eps_32(1e-2), eps_64(1e-4), src(Mat()) {}
CV_CountNonZeroTest::~CV_CountNonZeroTest() {}
void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type, int channels)
{
src.create(size, CV_MAKETYPE(type, channels));
for (size_t i = 0; i < size.width; ++i)
for (size_t j = 0; j < size.height; ++j)
{
if (type == CV_8U) switch (channels)
{
case 1: {src.at<uchar>(j, i) = cv::randu<uchar>(); break;}
case 2: {src.at<Vec2b>(j, i) = Vec2b(cv::randu<uchar>(), cv::randu<uchar>()); break;}
case 3: {src.at<Vec3b>(j, i) = Vec3b(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>()); break;}
case 4: {src.at<Vec4b>(j, i) = Vec4b(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>()); break;}
default: break;
}
else if (type == CV_8S) switch (channels)
{
case 1: {src.at<char>(j,i) = cv::randu<uchar>()-128; break; }
case 2: {src.at<Vec<char, 2>>(j, i) = Vec<char, 2>(cv::randu<uchar>()-128, cv::randu<uchar>()-128); break;}
case 3: {src.at<Vec<char, 3>>(j, i) = Vec<char, 3>(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128); break;}
case 4: {src.at<Vec<char, 4>>(j, i) = Vec<char, 4>(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128); break;}
default:break;
}
else if (type == CV_16U) switch (channels)
{
case 1: {src.at<ushort>(j, i) = cv::randu<ushort>(); break;}
case 2: {src.at<Vec<ushort, 2>>(j, i) = Vec<ushort, 2>(cv::randu<ushort>(), cv::randu<ushort>()); break;}
case 3: {src.at<Vec<ushort, 3>>(j, i) = Vec<ushort, 3>(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>()); break;}
case 4: {src.at<Vec<ushort, 4>>(j, i) = Vec<ushort, 4>(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>()); break;}
default: break;
}
else if (type == CV_16S) switch (channels)
{
case 1: {src.at<short>(j, i) = cv::randu<short>(); break;}
case 2: {src.at<Vec2s>(j, i) = Vec2s(cv::randu<short>(), cv::randu<short>()); break;}
case 3: {src.at<Vec3s>(j, i) = Vec3s(cv::randu<short>(), cv::randu<short>(), cv::randu<short>()); break;}
case 4: {src.at<Vec4s>(j, i) = Vec4s(cv::randu<short>(), cv::randu<short>(), cv::randu<short>(), cv::randu<short>()); break;}
default: break;
}
else if (type == CV_32S) switch (channels)
{
case 1: {src.at<int>(j, i) = cv::randu<int>(); break;}
case 2: {src.at<Vec2i>(j, i) = Vec2i(cv::randu<int>(), cv::randu<int>()); break;}
case 3: {src.at<Vec3i>(j, i) = Vec3i(cv::randu<int>(), cv::randu<int>(), cv::randu<int>()); break;}
case 4: {src.at<Vec4i>(j, i) = Vec4i(cv::randu<int>(), cv::randu<int>(), cv::randu<int>(), cv::randu<int>()); break;}
default: break;
}
else if (type == CV_32F) switch (channels)
{
case 1: {src.at<float>(j, i) = cv::randu<float>(); break;}
case 2: {src.at<Vec2f>(j, i) = Vec2i(cv::randu<float>(), cv::randu<float>()); break;}
case 3: {src.at<Vec3f>(j, i) = Vec3i(cv::randu<float>(), cv::randu<float>(), cv::randu<float>()); break;}
case 4: {src.at<Vec4f>(j, i) = Vec4i(cv::randu<float>(), cv::randu<float>(), cv::randu<float>(), cv::randu<float>()); break;}
default: break;
}
else if (type == CV_64F) switch (channels)
{
case 1: {src.at<double>(j, i) = cv::randu<double>(); break;}
case 2: {src.at<Vec2d>(j, i) = Vec2d(cv::randu<double>(), cv::randu<double>()); break;}
case 3: {src.at<Vec3d>(j, i) = Vec3d(cv::randu<double>(), cv::randu<double>(), cv::randu<double>()); break;}
case 4: {src.at<Vec4d>(j, i) = Vec4d(cv::randu<double>(), cv::randu<double>(), cv::randu<double>(), cv::randu<double>()); break;}
default: break;
}
}
}
void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type, int channels, int count_non_zero)
{
src = Mat::zeros(size, CV_MAKETYPE(type, channels));
int n = -1;
while (n < count_non_zero)
{
RNG& rng = ts->get_rng();
size_t i = rng.next()%size.height, j = rng.next()%size.width;
switch (type)
{
case CV_8U:
{
if (channels == 1)
{
uchar value = cv::randu<uchar>();
if (value != 0) {src.at<uchar>(i, j) = value; n++;}
}
else if (channels == 2)
{
Vec2b value(cv::randu<uchar>(), cv::randu<uchar>());
if (value != Vec2b(0, 0)) {src.at<Vec2b>(i, j) = value; n++;}
}
else if (channels == 3)
{
Vec3b value(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>());
if (value != Vec3b(0, 0, 0)) {src.at<Vec3b>(i, j) = value; n++;}
}
else
{
Vec4b value(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>());
if (value != Vec4b(0, 0, 0, 0)) {src.at<Vec4b>(i, j) = value; n++;}
}
break;
}
case CV_8S:
{
if (channels == 1)
{
char value = cv::randu<uchar>()-128;
if (value != 0) {src.at<char>(i, j) = value; n++;}
}
else if (channels == 2)
{
Vec<char, 2> value(cv::randu<uchar>()-128, cv::randu<uchar>()-128);
if (value != Vec<char, 2>(0, 0)) {src.at<Vec<char, 2>>(i, j) = value; n++;}
}
else if (channels == 3)
{
Vec<char, 3> value(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128);
if (value != Vec<char, 3>(0, 0, 0)) {src.at<Vec<char, 3>>(i, j) = value; n++;}
}
else
{
Vec<char, 4> value(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128);
if (value != Vec<char, 4>(0, 0, 0, 0)) {src.at<Vec<char, 4>>(i, j) = value; n++;}
}
break;
}
case CV_16U:
{
if (channels == 1)
{
ushort value = cv::randu<ushort>();
n += abs(sign(value));
src.at<ushort>(i, j) = value;
}
else if (channels == 2)
{
Vec<ushort, 2> value(cv::randu<ushort>(), cv::randu<ushort>());
if (value != Vec<ushort, 2>(0, 0)) {src.at<Vec<ushort, 2>>(i, j) = value; n++;}
}
else if (channels == 3)
{
Vec<ushort, 3> value(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>());
if (value != Vec<ushort, 3>(0, 0, 0)) {src.at<Vec<ushort, 3>>(i, j) = value; n++;}
}
else
{
Vec<ushort, 4> value(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>());
if (value != Vec<ushort, 4>(0, 0, 0, 0)) {src.at<Vec<ushort, 4>>(i, j) = value; n++;}
}
break;
}
case CV_16S:
{
if (channels == 1)
{
short value = cv::randu<short>();
n += abs(sign(value));
src.at<short>(i, j) = value;
}
else if (channels == 2)
{
Vec2s value(cv::randu<short>(), cv::randu<short>());
if (value != Vec2s(0, 0)) {src.at<Vec2s>(i, j) = value; n++;}
}
else if (channels == 3)
{
Vec3s value(cv::randu<short>(), cv::randu<short>(), cv::randu<short>());
if (value != Vec3s(0, 0, 0)) {src.at<Vec3s>(i, j) = value; n++;}
}
else
{
Vec4s value(cv::randu<short>(), cv::randu<short>(), cv::randu<short>(), cv::randu<short>());
if (value != Vec4s(0, 0, 0, 0)) {src.at<Vec4s>(i, j) = value; n++;}
}
break;
}
case CV_32S:
{
if (channels == 1)
{
int value = cv::randu<int>();
n += abs(sign(value));
src.at<int>(i, j) = value;
}
else if (channels == 2)
{
Vec2i value(cv::randu<int>(), cv::randu<int>());
if (value != Vec2i(0, 0)) {src.at<Vec2i>(i, j) = value; n++;}
}
else if (channels == 3)
{
Vec3i value(cv::randu<int>(), cv::randu<int>(), cv::randu<int>());
if (value != Vec3i(0, 0, 0)) {src.at<Vec3i>(i, j) = value; n++;}
}
else
{
Vec4i value(cv::randu<int>(), cv::randu<int>(), cv::randu<int>(), cv::randu<int>());
if (value != Vec4i(0, 0, 0, 0)) {src.at<Vec4i>(i, j) = value; n++;}
}
break;
}
case CV_32F:
{
if (channels == 1)
{
float value = cv::randu<float>();
n += sign(fabs(value) > eps_32);
src.at<float>(i, j) = value;
}
else
if (channels == 2)
{
Vec2f value(cv::randu<float>(), cv::randu<float>());
n += sign(cv::norm(value) > eps_32);
src.at<Vec2f>(i, j) = value;
}
else
if (channels == 3)
{
Vec3f value(cv::randu<float>(), cv::randu<float>(), cv::randu<float>());
n += sign(cv::norm(value) > eps_32);
src.at<Vec3f>(i, j) = value;
}
else
{
Vec4f value(cv::randu<float>(), cv::randu<float>(), cv::randu<float>(), cv::randu<float>());
n += sign(cv::norm(value) > eps_32);
src.at<Vec4f>(i, j) = value;
}
break;
}
case CV_64F:
{
if (channels == 1)
{
double value = cv::randu<double>();
n += sign(fabs(value) > eps_64);
src.at<double>(i, j) = value;
}
else
if (channels == 2)
{
Vec2d value(cv::randu<double>(), cv::randu<double>());
n += sign(cv::norm(value) > eps_64);
src.at<Vec2d>(i, j) = value;
}
else
if (channels == 3)
{
Vec3d value(cv::randu<double>(), cv::randu<double>(), cv::randu<double>());
n += sign(cv::norm(value) > eps_64);
src.at<Vec3d>(i, j) = value;
}
else
{
Vec4d value(cv::randu<double>(), cv::randu<double>(), cv::randu<double>(), cv::randu<double>());
n += sign(cv::norm(value) > eps_64);
src.at<Vec4d>(i, j) = value;
}
break;
}
default: break;
}
}
}
void CV_CountNonZeroTest::generate_src_float_data(cv::Size size, int type, int channels, int distribution)
{
src.create(size, CV_MAKETYPE(type, channels));
double mean = 0.0, sigma = 1.0;
double left = -1.0, right = 1.0;
RNG& rng = ts->get_rng();
if (distribution == RNG::NORMAL)
rng.fill(src, RNG::NORMAL, Scalar::all(mean), Scalar::all(sigma));
else if (distribution == RNG::UNIFORM)
rng.fill(src, RNG::UNIFORM, Scalar::all(left), Scalar::all(right));
}
void CV_CountNonZeroTest::run(int)
{
}
TEST (Core_CountNonZero, accuracy) { CV_CountNonZeroTest test; test.safe_run(); }