diff --git a/.gitignore b/.gitignore
index a01ee28..46d48be 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-.*.swp
+*.swp
+desfournorm*
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..0911bc5
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,9 @@
+cmake_minimum_required (VERSION 2.8)
+project(miniprojet)
+
+set(PROJECT_CFLAGS "-Wall -Wextra -Wno-missing-braces -std=c++1z")
+find_package(OpenCV REQUIRED)
+
+add_subdirectory(src)
+add_subdirectory(examples)
+
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
new file mode 100644
index 0000000..edfba88
--- /dev/null
+++ b/examples/CMakeLists.txt
@@ -0,0 +1,17 @@
+include_directories (${CMAKE_SOURCE_DIR}/src)
+
+file(
+	GLOB 
+	usage_examples
+	*.cpp
+)
+
+foreach(f ${usage_examples})
+  get_filename_component(exampleName ${f} NAME_WE) 
+  add_executable(${exampleName} ${f}) 
+	target_link_libraries(${exampleName} ${OpenCV_LIBS})
+  install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/${exampleName}
+    DESTINATION bin
+    RENAME ${CMAKE_PROJECT_NAME}-${exampleName})
+endforeach(f)
+
diff --git a/examples/cam-test.cpp b/examples/cam-test.cpp
new file mode 100644
index 0000000..10a60bf
--- /dev/null
+++ b/examples/cam-test.cpp
@@ -0,0 +1,30 @@
+#include "opencv2/opencv.hpp"
+
+using namespace cv;
+using namespace std;
+
+int main(int argc, char* argv[]) {
+	VideoCapture cap(0); 
+
+	if ( !cap.isOpened() ) {
+		cout << "Cannot open webcam" << endl;
+		return -1;
+	}
+	namedWindow("MyVideo",CV_WINDOW_AUTOSIZE);
+	while(1) {
+		Mat frame;
+		bool bSuccess = cap.read(frame); 
+		if (!bSuccess) {
+			cout << "Cannot read the frame from webcam" << endl;
+			break;
+		}
+
+		imshow("MyVideo", frame); 
+
+		if(waitKey(30) == 27) {
+			cout << "esc key is pressed by user" << endl;
+			break; 
+		}
+	}
+	return 0;
+}
diff --git a/opencv/detection.cpp b/examples/detection.cpp
similarity index 96%
rename from opencv/detection.cpp
rename to examples/detection.cpp
index 1d63fe4..dfd81a0 100644
--- a/opencv/detection.cpp
+++ b/examples/detection.cpp
@@ -47,7 +47,7 @@ int main(int, char**)
 		findContours(Binaire, contours, hierarchy, CV_RETR_EXTERNAL, CV_CHAIN_APPROX_NONE);
 		Mat Dessin = Mat::zeros(X,Y, CV_8UC1);
 		for(numc = 0; numc<contours.size(); numc++) {
-			drawContours(Dessin, contours, id, 255);
+			drawContours(Dessin, contours, numc, 255);
 		}
 		imshow("Contours", Dessin);
 		if(waitKey(30) == 27) {
diff --git a/opencv/test.cpp b/examples/edge-detection.cpp
similarity index 94%
rename from opencv/test.cpp
rename to examples/edge-detection.cpp
index 83292c8..664b50e 100644
--- a/opencv/test.cpp
+++ b/examples/edge-detection.cpp
@@ -18,7 +18,7 @@ int main(int, char**)
         GaussianBlur(edges, edges, Size(7,7), 1.5, 1.5);
         Canny(edges, edges, 0, 30, 3);
         imshow("edges", edges);
-        if(waitKey(30) >= 0) break;
+        if(waitKey(30) == 27) break;
     }
     // the camera will be deinitialized automatically in VideoCapture destructor
     return 0;
diff --git a/examples/lireimage.cpp b/examples/lireimage.cpp
new file mode 100644
index 0000000..de313c2
--- /dev/null
+++ b/examples/lireimage.cpp
@@ -0,0 +1,23 @@
+#include <opencv2/opencv.hpp>
+#include <iostream>
+
+int main( int argc, char** argv ) {
+	if(argc != 2) {
+		std::cout << "Usage: display_image ImageToLoadAndDisplay" << std::endl;
+		return -1;
+	}
+
+	cv::Mat image;
+	image = cv::imread(argv[1], CV_LOAD_IMAGE_COLOR); // Read the file
+
+	if(!image.data) {// Check for invalid input
+		std::cout << "Could not open or find the image" << std::endl;
+		return -1;
+	}
+
+	cv::namedWindow( "Display window", cv::WINDOW_AUTOSIZE ); //Create a window for display.
+	cv::imshow( "Display window", image ); //Show our image inside it.
+
+	cv::waitKey(0); //Wait for a keystroke in the window
+	return 0;
+}
diff --git a/examples/lpe_col.cpp b/examples/lpe_col.cpp
new file mode 100644
index 0000000..51b1e03
--- /dev/null
+++ b/examples/lpe_col.cpp
@@ -0,0 +1,88 @@
+#include "opencv2/opencv.hpp"
+
+int traitement(cv::VideoCapture cap, int seuil, cv::Vec3b couleur) {
+	cv::Mat trame, gris, flou, contx, conty, cont, contbin;
+	std::vector<std::vector<cv::Point> > contours;
+	std::vector<cv::Vec4i> hierarchy;
+	int X,Y,x,y,k,nbcont,numc,index;
+	cap>>trame;
+	X=trame.rows;
+	Y=trame.cols;
+	cv::namedWindow("Image", 1);
+	cv::imshow("Image", trame);
+	cv::cvtColor(trame, gris, CV_BGR2GRAY);
+	cv::GaussianBlur(gris, flou, cv::Size(5, 5), 0, 0);
+	cv::Sobel(flou, contx, CV_64F, 1, 0);
+	cv::Sobel(flou, conty, CV_64F, 0, 1);
+	cont = abs(contx) + abs(conty);
+	contbin = (cont<seuil); 
+	cv::namedWindow("Gradient", 1);
+	cv::imshow("Gradient", cont/255);
+	findContours(contbin, contours, hierarchy, CV_RETR_CCOMP, CV_CHAIN_APPROX_NONE);
+	cv::Mat marqueurs = cv::Mat::zeros(X, Y, CV_32S);
+	nbcont = (int)contours.size();
+	index = 1;
+
+	for(numc = 0; numc < nbcont; numc++ ) {
+		if (hierarchy[numc][3]<0) {
+			cv::drawContours( marqueurs, contours, numc, index++);
+		}
+	}
+	cv::watershed(trame, marqueurs);
+	std::vector<std::array<double,3>> couleurs;
+	std::vector<double> indexcoul;
+	couleurs.reserve(nbcont);
+	indexcoul.reserve(nbcont);
+	for(index = 0; index < nbcont; index++) {
+		for(k=0;k<3;k++) {
+			couleurs[index][k]=0.0;
+		}
+		indexcoul[index]=0.0;
+	}
+	for(x=0;x<X;x++) {
+		for(y=0;y<Y;y++) {
+			index=marqueurs.at<int>(x,y)-1;
+			if (index>=0) {
+				indexcoul[index]++;
+				for (k=0;k<3;k++) {
+					couleurs[index][k] = couleurs[index][k]+trame.at<cv::Vec3b>(x,y)[k];
+				}
+			}                    
+		}
+	}
+	for(index=0;index<nbcont;index++) {
+		for (k=0;k<3;k++) {
+			couleurs[index][k]/=indexcoul[index];
+		}
+	}
+	for(x=0;x<X;x++) {
+		for(y = 0; y < Y; y++) {
+			index=marqueurs.at<int>(x,y)-1;
+			if (index>=0) {
+				for (k = 0; k < 3; k++) {
+					trame.at<cv::Vec3b>(x,y)[k] = couleurs[index][k];
+				}
+			}
+			else {
+				trame.at<cv::Vec3b>(x,y) = couleur;
+			}
+		}
+	}
+	cv::namedWindow("LPE", 1);
+	cv::imshow("LPE", trame);
+
+	if(cv::waitKey(30) == 27) {
+		return true;
+	}
+	return false;
+}
+
+int main(int, char**) {
+	cv::VideoCapture cap(0);
+	int seuil=10;
+	cv::Vec3b couleur(128,128,128);
+	while(traitement(cap,seuil,couleur) == false);
+}
+
+
+
diff --git a/opencv/exemplepython.jpg b/opencv/exemplepython.jpg
deleted file mode 100644
index a5c9b8b..0000000
Binary files a/opencv/exemplepython.jpg and /dev/null differ
diff --git a/opencv/genere b/opencv/genere
deleted file mode 100755
index 1e3578c..0000000
--- a/opencv/genere
+++ /dev/null
@@ -1 +0,0 @@
-g++ -Wall `pkg-config --cflags --libs opencv` test.cpp -o test
\ No newline at end of file
diff --git a/opencv/genere_detection b/opencv/genere_detection
deleted file mode 100755
index 21c6c59..0000000
--- a/opencv/genere_detection
+++ /dev/null
@@ -1 +0,0 @@
-g++ -Wall detection.cpp `pkg-config --cflags --libs opencv` -o detection
diff --git a/opencv/genere_lireimage b/opencv/genere_lireimage
deleted file mode 100755
index 291981c..0000000
--- a/opencv/genere_lireimage
+++ /dev/null
@@ -1 +0,0 @@
-g++ -Wall lireimage.cpp `pkg-config --cflags --libs opencv` -o lireimage
diff --git a/opencv/genere_lpe_col b/opencv/genere_lpe_col
deleted file mode 100755
index 8eec544..0000000
--- a/opencv/genere_lpe_col
+++ /dev/null
@@ -1 +0,0 @@
-g++ -Wall lpe_col.cpp `pkg-config --cflags --libs opencv` -o lpe_col
diff --git a/opencv/genere_testcam b/opencv/genere_testcam
deleted file mode 100755
index ba84cb6..0000000
--- a/opencv/genere_testcam
+++ /dev/null
@@ -1 +0,0 @@
-g++ -Wall testcam.cpp `pkg-config --cflags --libs opencv` -o testcam
diff --git a/opencv/lireimage.cpp b/opencv/lireimage.cpp
deleted file mode 100644
index 46a4c1d..0000000
--- a/opencv/lireimage.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-#include <opencv2/core/core.hpp>
-#include <opencv2/highgui/highgui.hpp>
-#include <iostream>
-
-using namespace cv;
-using namespace std;
-
-int main( int argc, char** argv )
-{
-    if( argc != 2)
-    {
-     cout <<" Usage: display_image ImageToLoadAndDisplay" << endl;
-     return -1;
-    }
-
-    Mat image;
-    image = imread(argv[1], CV_LOAD_IMAGE_COLOR);   // Read the file
-
-    if(! image.data )                              // Check for invalid input
-    {
-        cout <<  "Could not open or find the image" << std::endl ;
-        return -1;
-    }
-
-    namedWindow( "Display window", WINDOW_AUTOSIZE );// Create a window for display.
-    imshow( "Display window", image );                   // Show our image inside it.
-
-    waitKey(0);                                          // Wait for a keystroke in the window
-    return 0;
-}
\ No newline at end of file
diff --git a/opencv/lpe_col.cpp b/opencv/lpe_col.cpp
deleted file mode 100644
index bfc13c6..0000000
--- a/opencv/lpe_col.cpp
+++ /dev/null
@@ -1,85 +0,0 @@
-#include "opencv2/opencv.hpp"
-
-using namespace cv;
-using namespace std;
-
-int Traitement(VideoCapture cap,int seuil,Vec3b couleur)
-{
-	Mat trame,gris,flou,contx,conty,cont,contbin;
-	vector<vector<Point> > contours;
-	vector<Vec4i> hierarchy;
-	int X,Y,x,y,k,nbcont,numc,index;
-	cap>>trame;
-	X=trame.rows;
-	Y=trame.cols;
-	namedWindow("Image",1);
-	imshow("Image", trame);
-	cvtColor(trame,gris,COLOR_BGR2GRAY);
-	GaussianBlur(gris,flou,Size(5,5),0,0);
-	Sobel(flou,contx,CV_64F,1,0);
-	Sobel(flou,conty,CV_64F,0,1);
-	cont=abs(contx)+abs(conty);
-	contbin=(cont<seuil); 
-	namedWindow("Gradient",1);
-	imshow("Gradient",cont/255);
-	findContours(contbin,contours,hierarchy,CV_RETR_CCOMP,CV_CHAIN_APPROX_NONE);
-	Mat marqueurs = Mat::zeros(X,Y, CV_32S);
-	nbcont=(int)contours.size();
-	index=1;
-	for(numc = 0; numc < nbcont; numc++ )
-		if (hierarchy[numc][3]<0)
-			drawContours( marqueurs, contours, numc, index++);
-	watershed(trame,marqueurs);
-	vector<double[3]> couleurs;
-	vector<double> indexcoul;
-	couleurs.reserve(nbcont);
-	indexcoul.reserve(nbcont);
-	for(index=0;index<nbcont;index++)
-	{
-		for(k=0;k<3;k++)
-			couleurs[index][k]=0.0;
-		indexcoul[index]=0.0;
-	}
-	for(x=0;x<X;x++)
-		for(y=0;y<Y;y++)
-		{
-			index=marqueurs.at<int>(x,y)-1;
-			if (index>=0)
-			{
-				indexcoul[index]++;
-				for (k=0;k<3;k++)
-					couleurs[index][k]=
-					couleurs[index][k]+trame.at<Vec3b>(x,y)[k];
-			}                    
-		}
-	for(index=0;index<nbcont;index++)
-		for (k=0;k<3;k++)
-			couleurs[index][k]/=indexcoul[index];
-	for(x=0;x<X;x++)
-		for(y=0;y<Y;y++)
-		{
-			index=marqueurs.at<int>(x,y)-1;
-			if (index>=0)
-				for (k=0;k<3;k++)
-					trame.at<Vec3b>(x,y)[k]=couleurs[index][k];
-			else
-				trame.at<Vec3b>(x,y)=couleur;
-		}
-	namedWindow("LPE",1);
-	imshow("LPE", trame);
-	if(waitKey(30) >= 0)
-		return true;
-	else
-		return false;
-}
-
-int main(int, char**)
-{
-	VideoCapture cap(0);
-	int seuil=10;
-	Vec3b couleur(128,128,128);
-	while(Traitement(cap,seuil,couleur)==false);
-}
-
-
-
diff --git a/opencv/testcam.cpp b/opencv/testcam.cpp
deleted file mode 100644
index b80e7c8..0000000
--- a/opencv/testcam.cpp
+++ /dev/null
@@ -1,36 +0,0 @@
-#include "opencv2/opencv.hpp"
-
-using namespace cv;
-using namespace std;
-
-int main(int argc, char* argv[])
-{
-   VideoCapture cap(0); 
-
-
-    if ( !cap.isOpened() )  
-    {
-         cout << "Cannot open webcam" << endl;
-         return -1;
-    }
-    namedWindow("MyVideo",CV_WINDOW_AUTOSIZE);
-    while(1)
-    {
-        Mat frame;
-        bool bSuccess = cap.read(frame); 
-	if (!bSuccess)
-	{
-		cout << "Cannot read the frame from webcam" << endl;
-		break;
-	}
-
-        imshow("MyVideo", frame); 
-
-        if(waitKey(30) == 27) 
-	{
-                cout << "esc key is pressed by user" << endl;
-		break; 
-	}
-    }
-    return 0;
-}
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
new file mode 100644
index 0000000..ae8f07a
--- /dev/null
+++ b/src/CMakeLists.txt
@@ -0,0 +1,10 @@
+# file(GLOB headers   *.hpp)
+# file(GLOB lib_files *.cpp)
+
+# add_library(blk SHARED ${lib_files})
+
+# target_include_directories(blk PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+# target_compile_options    (blk PUBLIC -std=c++11                 )
+
+# install(TARGETS blk        DESTINATION lib                          )
+# install(FILES   ${headers} DESTINATION include/${CMAKE_PROJECT_NAME})