Update README.md

README.md

-Set video format
+Video tracking
+==============
 
-v4l2-ctl --set-fmt-video=pixelformat=UYVY,width=64,height=64
\ No newline at end of file
+Activate video
+--------------
+
+    sudo modprobe bcm2835-V4l2 
+    v4l2-ctl --set-fmt-video=pixelformat=UYVY,width=64,height=64
+
+Sometime needs to reboot for the camera to work
+
+    i_v4l2_camera -o/img | f_raspinobo_object -o/object -u0 -U70 -v110 -V160 
+    
+Activate the head (the target /pinobo.coord is updated by f_raspinobo_object )
+    ./run.sh raspinobo/ -T/pinobo.coord
+    
+#Display the image
+------------------
+
+    o_gtk_image /img
+    
+Display the detected object
+---------------------------
+
+    o_gtk_image /object