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Documentation

Tutorials (v3.1.0)
Introduction
​Installation in Linux​
​Using OpenCV with gcc and CMake​
​Load and Display an Image​
​Load, Modify, and Save an Image​
The Core Functionality (core module)
​Mat - The Basic Image Container​
​How to scan images, lookup tables and time measurement​
​Basic Drawing​
​Mask operations on matrices (a.k.a. Kernel operations)
​File Input and Output using XML and YAML files (cv::FileStorage data structure)
Image Processing (imgproc module)
​Smoothing Images (cv::GaussianBlur, cv::bilateralFilter)
​Image Pyramids​
​Sobel Derivatives​
​Hough Circle Transform​
​Image Moments​
Camera calibration and 3D reconstruction (calib3d module)
​Camera calibration with square chessboard​
​Camera calibration With OpenCV​

Determine the distortion matrix
Determine the camera matrix
Take input from Camera, Video and Image file list
Read configuration from XML/YAML file
Save the results into XML/YAML file
Calculate re-projection error
​Real time pose estimation of a textured object​

Read 3D textured object model and object mesh.
Take input from Camera or Video.
Extract ORB features and descriptors from the scene.
Match scene descriptors with model descriptors using Flann matcher.
Pose estimation using PnP + Ransac.
Linear Kalman Filter for bad poses rejection.
2D Features framework (feature2d module)
​Harris corner detector​
​Creating your own corner detector​
​Feature Detection​
​Feature Description​
​Feature Matching with FLANN​
​Features2D + Homography to find a known object (transformation estimation)
​AKAZE and ORB planar tracking​
Tutorials for contrib modules
​ArUco marker detection (aruco module)​
​Line Features Tutorial​
​Structure From Motion​
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Development - Previous

OpenCV

Modules

Last modified 1yr ago