Opencv c++ feature detection

#include <opencv2/opencv.hpp>
#include <opencv2/features2d.hpp>

// initialize detector 
cv::Ptr<cv::FeatureDetector> detector = cv::ORB::create();

// detect features and descriptor
std::vector<cv::KeyPoint> keypoints1;
cv::Mat descriptors1;
detector->detectAndCompute( test_im_gray, cv::Mat(), keypoints1, descriptors1 );

Similar codes

11 votes339 views1 answer
Inserting at start in vector c++
C++
5 votes343 views2 answers
Vbs check if file exists
C++
0 vote385 views1 answer
How to downgrade numpy
C++
0 vote338 views1 answer
SFML texture from file max size
C++
3 votes312 views2 answers
Print type c++
C++
3 votes336 views2 answers
C++ find string in string
C++
1 vote338 views2 answers
Calling by reference c++
C++
0 vote321 views1 answer
Five
C++
0 vote361 views1 answer
Get thread id c++
C++
3 votes327 views2 answers
Size of a matrix using vector c++
C++