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view c/cvutils.cpp @ 804:17e54690af8a dev
work in progress, not fully functional yet
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
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date | Wed, 01 Jun 2016 17:57:49 -0400 |
parents | f7cf43b5ad3b |
children |
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#include "cvutils.hpp" #include "utils.hpp" #include "opencv2/core/core.hpp" #include "opencv2/highgui/highgui.hpp" #include "opencv2/features2d/features2d.hpp" #include <iostream> #include <vector> using namespace std; using namespace cv; // Point2f project(const Point2f& p, const Mat& homography) { // float x, y; // float w = homography.at<float>(2,0)*p.x+homography.at<float>(2,1)*p.y+homography.at<float>(2,2); // if (w != 0) { // x = (homography.at<float>(0,0)*p.x+homography.at<float>(0,1)*p.y+homography.at<float>(0,2))/w; // y = (homography.at<float>(1,0)*p.x+homography.at<float>(1,1)*p.y+homography.at<float>(1,2))/w; // } else { // x = 0; // y = 0; // } // return Point2f(x, y); // } Mat loadMat(const string& filename, const string& separator) { vector<vector<float> > numbers = ::loadNumbers(filename, separator); Mat mat; if (!numbers.empty()) { mat = Mat(numbers.size(),numbers[0].size(), CV_64FC1); for (unsigned int i=0; i<numbers.size(); i++) for (unsigned int j=0; j<numbers[0].size(); j++) mat.at<float>(i,j) = numbers[i][j]; } return mat; } void keyPoints2Points(const vector<KeyPoint>& kpts, vector<Point2f>& pts, const bool& clearPts /* = true */) { if (clearPts) pts.clear(); pts.reserve(kpts.size()); for (unsigned int i=0; i<kpts.size(); i++) pts.push_back(kpts[i].pt); } const Scalar Colors::color[] = {Colors::red(), Colors::green(), Colors::blue(), Colors::cyan(), Colors::magenta(), Colors::yellow(), Colors::white(), Colors::black()}; // Blue, Green, Red Scalar Colors::black(void) { return Scalar(0,0,0);} Scalar Colors::blue(void) { return Scalar(255,0,0);} Scalar Colors::green(void) { return Scalar(0,255,0);} Scalar Colors::red(void) { return Scalar(0,0,255);} Scalar Colors::white(void) { return Scalar(255,255,255);} Scalar Colors::magenta(void) { return Scalar(255,0,255);} Scalar Colors::yellow(void) { return Scalar(0,255,255);} Scalar Colors::cyan(void) { return Scalar(255,255,0);} Scalar Colors::color3(const int& num) { return Colors::color[num%3];} Scalar Colors::color8(const int& num) { return Colors::color[num%Colors::nColors];}