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

0 vote264 views1 answer
How many months have 31 days
C++
1 vote247 views1 answer
Linked list with classes c++
C++
1 vote248 views1 answer
C++ code for bubble sort
C++
0 vote285 views1 answer
How to scan vector in c++
C++
-1 vote274 views5 answers
Memset in cpp
C++
0 vote243 views1 answer
Fast i/o in c++
C++
1 vote275 views1 answer
How to put bitset into a string in c++
C++
0 vote269 views1 answer
How to get an element in a list c++
C++
0 vote269 views1 answer
Output to console in color c++
C++
1 vote260 views2 answers
Cpp substring
C++