wstępne poruszanie kursorem

Przyklad/src/HandPointer/HandPointer.cpp.cpp

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+/* 
+ * File:   main.cpp
+ * Author: mar
+ *
+ * Created on 7 kwiecień 2013, 19:36
+ */
+
+
+#include <opencv2/objdetect/objdetect.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+#include <iostream>
+#include <stdio.h>
+
+#include <X11/Xlib.h> // Every Xlib program must include this
+#include <assert.h>   // I include this to test return values the lazy way
+#include <unistd.h>  
+
+using namespace std;
+using namespace cv;
+#include "opencv2/opencv.hpp"
+
+using namespace cv;
+
+int main(int, char**)
+{
+    VideoCapture cap(0); // open the default camera
+    if(!cap.isOpened())  // check if we succeeded
+        return -1;
+    Mat edges,frame;
+    namedWindow("edges",1);
+    int x,y = 0;
+    const int maxY = 900;
+    const int maxX = 1600;
+    Display *dpy;
+    Window root_window;
+
+    dpy = XOpenDisplay(0);
+    root_window = XRootWindow(dpy, 0);
+    XSelectInput(dpy, root_window, KeyReleaseMask);
+
+    XWarpPointer(dpy, None, root_window, 0, 0, 0, 0, 100, 100);
+
+    XFlush(dpy);
+    for(;;) {    
+        cap >> frame; // gt a new frame from camera
+        cvtColor(frame, edges, CV_BGR2GRAY);
+        equalizeHist(edges,edges);
+        GaussianBlur(edges, edges, Size(13,13), 2, 2);
+        Canny(edges, edges, 0,50, 3);
+        flip(edges,edges,1);
+        imshow("edges", edges);
+        XWarpPointer(dpy, None, root_window, 0, 0, 0, 0, x++, y++);
+        if (x > maxX) x=0;
+        if (y > maxY) y=0;
+        XFlush(dpy);
+        if(waitKey(30) >= 0) break;
+    }                    
+    // the camera will be deinitialized automatically in VideoCapture destructor
+    return 0;
+}
+