Ejemplo n.º 1
0
void Camera::processFrame()
{
  this->capture.read(this->cameraImage);
  for (unsigned int i = 0 ; i < this->objectsToTrack.size() ; i++)
  {
    cvtColor(this->cameraImage, this->HSVImage, COLOR_BGR2HSV);
    inRange(this->HSVImage, this->objectsToTrack[i]->getHSVmin(),
            this->objectsToTrack[i]->getHSVmax(), this->thresholdImage);
    this->morphOps(this->thresholdImage);
    this->trackFilteredObject(this->objectsToTrack[i], this->thresholdImage,
                        this->HSVImage, this->cameraImage);
    if (this->head != NULL && i == this->focusObjIndex)
    {
      Joint *pan = head->getJoint(PAN);
      Joint *tilt = head->getJoint(TILT);
      float x = this->objectsToTrack[i]->getXPos();
      float y = this->objectsToTrack[i]->getYPos();
      float half_width = float(CAMERA_WIDTH) / 2.0;
      float half_height = float(CAMERA_HEIGHT) / 2.0;
      float pan_angle = ((x - half_width) / half_width)*(CAMERA_HORIZONTAL_FIELD/2.0);
      float tilt_angle = ((y - half_height) / half_height)*(CAMERA_VERTICAL_FIELD/2.0);
      this->focusPan = pan->getAngle() - pan_angle;
      this->focusTilt = tilt->getAngle() - tilt_angle;
    }
  }
  imshow("Dimitri's Vision", cameraImage);
}
Ejemplo n.º 2
0
void Camera::moveHeadToFocus()
{
      Joint *pan = head->getJoint(PAN);
      Joint *tilt = head->getJoint(TILT);
      float deltaPan = this->focusPan - pan->getAngle();
      float deltaTilt = this->focusTilt - tilt->getAngle();
      deltaPan /= this->focusStepDiv*3.0/5.0;
      deltaTilt /= this->focusStepDiv;
      pan->setGoalAngle(pan->getAngle() + deltaPan);
      tilt->setGoalAngle(tilt->getAngle() + deltaTilt);
}