CamControl::CamControl(CamCapture &cam) : IMAGE_WIDTH(cam.width()), IMAGE_HEIGHT(cam.height()), CENTRE_RECT_X1(IMAGE_WIDTH/4), CENTRE_RECT_Y1 (IMAGE_HEIGHT/4), CENTRE_RECT_X2 ((IMAGE_WIDTH*3)/4), CENTRE_RECT_Y2 ((IMAGE_HEIGHT*3)/4) { pass_counter = 0; state_of_motion = 0; prev_img_flag = 0; }