main.cpp
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#include "opencv2/opencv.hpp"
#include "opencv2/contrib/contrib.hpp"
#include "opencv2/objdetect/objdetect.hpp"
#include <X11/Xlib.h>
#include <iostream>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
using namespace cv;
int main(int, char**)
{
//choisir l'ecran
Display* dpy = XOpenDisplay(0);
int scr = XDefaultScreen(dpy);
Window root_window = XRootWindow(dpy, scr);
//calculer la taille et de l'ecran
int height = DisplayHeight(dpy, scr);
int width = DisplayWidth(dpy, scr);
std::cout << "Screen size : " << width << "x" << height << std::endl;
//initialiser la position du curseur au milieu de l'écran
int sx,sy;
sx=width/2; sy=height/2;
vector<Mat> images;
vector<int> labels;
CascadeClassifier face_cascade;
CascadeClassifier eye_cascade;
CascadeClassifier nose_cascade;
if( !face_cascade.load("./haarcascade_frontalface_default.xml") ){ printf("--(!)Error loading\n"); return -1; };
if( !eye_cascade.load("./haarcascade_eye_tree_eyeglasses.xml")){ printf("--(!)Error loading\n"); return -1; };
if( !nose_cascade.load("./haarcascade_mcs_nose.xml")){ printf("--(!)Error loading\n"); return -1; };
CvCapture* capture;
capture = cvCaptureFromCAM( -1 );
Mat grImage;
namedWindow("face",1);
for(;;)
{
Mat frame;
frame = cvQueryFrame( capture );
//cap >> frame; // get a new frame from camera
cvtColor(frame, grImage, CV_BGR2GRAY);
equalizeHist( grImage, grImage );
vector< Rect_<int> > faces;
//face_cascade.detectMultiScale(grImage, faces);
face_cascade.detectMultiScale( grImage, faces, 1.1, 2, 0|CV_HAAR_SCALE_IMAGE, Size(30, 30) );
for(int i = 0; i < faces.size(); i++) {
Point center_face ( faces[i].x + faces[i].width*0.5, faces[i].y + faces[i].height*0.5 );
Rect face_i = faces[i];
rectangle(frame, face_i, CV_RGB(0, 255,0), 1);
Mat faceROI = grImage( faces[i] );
std::vector<Rect> eyes;
std::vector<Rect> nose;
eye_cascade.detectMultiScale( faceROI, eyes, 1.1, 2, 0 |CV_HAAR_SCALE_IMAGE, Size(30, 30) );
nose_cascade.detectMultiScale( faceROI, nose, 1.1, 2, 0 |CV_HAAR_SCALE_IMAGE, Size(30, 30) );
Point tab_eye[2];
if(eyes.size() == 2){
int radius;
for( size_t j = 0; j < eyes.size(); j++ ) {
Point center( faces[i].x + eyes[j].x + eyes[j].width*0.5, faces[i].y + eyes[j].y + eyes[j].height*0.5 );
tab_eye[j] = center;
radius = cvRound( (eyes[j].width + eyes[j].height)*0.25 );
//circle( frame, center, radius, Scalar( 255, 0, 0 ), 4, 8, 0 );
}
/*Point center_nose( faces[i].x + nose[0].x + nose[0].width*0.5, faces[i].y + nose[0].y + nose[0].height*0.5 );
int radius_nose = cvRound( (nose[0].width + nose[0].height)*0.25 );
circle( frame, center_nose, radius_nose, Scalar( 255, 0, 0 ), 4, 8, 0 );*/
Point right;
Point left;
if(tab_eye[0].x > tab_eye[1].x){
right = tab_eye[1];
left = tab_eye[0];
}
else{
right = tab_eye[0];
left = tab_eye[1];
}
circle( frame, right, radius, Scalar( 255, 0, 0 ), 4, 8, 0 );
circle( frame, left, radius, Scalar( 0, 0, 255 ), 4, 8, 0 );
int incli = 15;
int Spas = 10;
if(right.y + incli < left.y){
//printf("penche à gauche\n");
sx = sx - Spas;
if(sx < 0){
sx = 0;
}
}
else if(left.y + incli < right.y){
//printf("penche à droite\n");
sx = sx + Spas;
if(sx > width){
sx = width;
}
}
else if((center_face.y - (left.y + right.y)/2) > 29){
//printf("bas\n");
sy = sy + Spas;
if( sy > height){
sy = height;
}
}
else if((center_face.y - (left.y + right.y)/2) < 23){
//printf("haut\n");
sy = sy - Spas;
if(sy < 0){
sy = 0;
}
}
XWarpPointer(dpy, None, root_window, 0, 0, 0, 0, sx, sy);
XFlush(dpy);
usleep(50);
//printf("diff nose eye =%d\n",center_face.y - (left.y + right.y)/2);
}
}
imshow("face", frame);
if(waitKey(30) >= 0) break;
}
return 0;
}