Windows platform VS2015 compiled OPENCV introduces an extension library Opencv_conrtib

The project needs to use the OPENCV library and use the Xfeature2d submodule. The downloadable library files available on the website do not contain extensions, it takes one night to compile the extension

Module version, where the compilation process is documented for later use. OpenCV version: 3.1.0

One. Download and install CMake

is https://cmake.org/download/download Cmake-3.11.1-win64-x64.msi as shown

Figure 1 CMake Download

Download CMake (accurate should be CMake GUI) default installation, CMake GUI installation is completed after the interface is as follows

Figure 2 Cmake-gui Run interface

Two. Download OpenCV and Opencv_contrib source code

OpenCV is https://opencv.org/releases.html The version I chose is 3.1.0

Opencv_contrib Source is https://github.com/opencv/opencv_contrib Note Select the 3.1.0 version, the version selection error configuration will be an error.

Windows platform VS2015 compiled OPENCV introduces an extension library Opencv_conrtib