Mercurial > hg > nsaunier > traffic-intelligence

comparison c/cvutils.cpp @ 804:17e54690af8a dev

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work in progress, not fully functional yet
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Wed, 01 Jun 2016 17:57:49 -0400
parents f7cf43b5ad3b
children
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803:f7cf43b5ad3b 804:17e54690af8a
9 #include <vector> 9 #include <vector>
10 10
11 using namespace std; 11 using namespace std;
12 using namespace cv; 12 using namespace cv;
13 13
14 Point2f project(const Point2f& p, const Mat& homography) { 14 // Point2f project(const Point2f& p, const Mat& homography) {
15 //Mat homogeneous(3, 1, CV_32FC1); 15 // float x, y;
16 float x, y; 16 // float w = homography.at<float>(2,0)*p.x+homography.at<float>(2,1)*p.y+homography.at<float>(2,2);
17 float w = homography.at<float>(2,0)*p.x+homography.at<float>(2,1)*p.y+homography.at<float>(2,2); 17 // if (w != 0) {
18 if (w != 0) { 18 // x = (homography.at<float>(0,0)*p.x+homography.at<float>(0,1)*p.y+homography.at<float>(0,2))/w;
19 x = (homography.at<float>(0,0)*p.x+homography.at<float>(0,1)*p.y+homography.at<float>(0,2))/w; 19 // y = (homography.at<float>(1,0)*p.x+homography.at<float>(1,1)*p.y+homography.at<float>(1,2))/w;
20 y = (homography.at<float>(1,0)*p.x+homography.at<float>(1,1)*p.y+homography.at<float>(1,2))/w; 20 // } else {
21 } else { 21 // x = 0;
22 x = 0; 22 // y = 0;
23 y = 0; 23 // }
24 } 24 // return Point2f(x, y);
25 return Point2f(x, y); 25 // }
26 }
27 26
28 Mat loadMat(const string& filename, const string& separator) { 27 Mat loadMat(const string& filename, const string& separator) {
29 vector<vector<float> > numbers = ::loadNumbers(filename, separator); 28 vector<vector<float> > numbers = ::loadNumbers(filename, separator);
30 29
31 Mat mat; 30 Mat mat;