Visual Studio+opencv Write C + + Paint program

Task: Draw lines in C + + on pictures

Prior to using Python OpenCV, so directly think of C + + OpenCV to draw lines.

But the key is the question of how to configure the C + + OpenCV library in VS:

Create a project you can create a console project or you can create an empty project. Creating the console project can also be im.show

But be sure to note this:

VS in OpenCV library configuration: https://www.cnblogs.com/linshuhe/p/5764394.html

OpenCV Draw Line: 77095924

C + + Read file freopen:70237418

Freopen function Unsafe Error: 12012635

Visual Studio+opencv Write C + + Paint program