added base OpenCV script and documentation

docs/code/OpenCV.md

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+# OpenCV
+
+
+
+## Installation
+### Dependencies
+* glew
+* opencv

src/C++/OpenCV/CMakeLists.txt

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+cmake_minimum_required(VERSION 2.8)
+project( main )
+find_package( OpenCV REQUIRED )
+include_directories( ${OpenCV_INCLUDE_DIRS} )
+add_executable( main main.cpp )
+target_link_libraries( main ${OpenCV_LIBS} )
+
+
+#sauce: https://docs.opencv.org/4.x/db/df5/tutorial_linux_gcc_cmake.html

src/C++/OpenCV/main.cpp

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+#include <opencv4/opencv2/core/core.hpp>
+#include <opencv4/opencv2/imgcodecs.hpp>
+#include <opencv4/opencv2/highgui/highgui.hpp>
+#include "opencv4/opencv2/imgproc/imgproc.hpp"
+#include <iostream>
+#include <string>
+
+using namespace cv;
+using namespace std;
+
+
+int main() {
+   Mat myImage; //Declaring a matrix to load the frames
+   namedWindow("Video Player"); //Declaring the video to show the video//
+   VideoCapture cap(0); //Declaring an object to capture stream of frames from default camera//
+   if (!cap.isOpened()){        //This section prompt an error message if no video stream is found//
+      cout << "No video stream detected" << endl;
+      system("pause");
+      return-1;
+   }
+   while (true){        
+      cap >> myImage; //
+      if (myImage.empty()){     //Breaking the loop if no video frame is detected//
+         break;
+      }
+      imshow("Video Player", myImage);      //Showing the video//
+      char c = (char)waitKey(25);       //Allowing 25 milliseconds frame processing time and initiating break condition//
+   }
+   cap.release();       //Releasing the buffer memory//
+   return 0;
+}