private void RecordObservation(RecorderOpenFace recorder, RawImage vis_image, int face_id, bool success, float fx, float fy, float cx, float cy, double timestamp, int frame_number)
{
recorder.SetObservationTimestamp(timestamp);
double confidence = landmark_detector.GetConfidence();
List <float> pose = new List <float>();
landmark_detector.GetPose(pose, fx, fy, cx, cy);
recorder.SetObservationPose(pose);
List <Tuple <float, float> > landmarks_2D = landmark_detector.CalculateAllLandmarks();
List <Tuple <float, float, float> > landmarks_3D = landmark_detector.Calculate3DLandmarks(fx, fy, cx, cy);
List <float> global_params = landmark_detector.GetRigidParams();
List <float> local_params = landmark_detector.GetNonRigidParams();
recorder.SetObservationLandmarks(landmarks_2D, landmarks_3D, global_params, local_params, confidence, success);
var gaze = gaze_analyser.GetGazeCamera();
var gaze_angle = gaze_analyser.GetGazeAngle();
var landmarks_2d_eyes = landmark_detector.CalculateAllEyeLandmarks();
var landmarks_3d_eyes = landmark_detector.CalculateAllEyeLandmarks3D(fx, fy, cx, cy);
recorder.SetObservationGaze(gaze.Item1, gaze.Item2, gaze_angle, landmarks_2d_eyes, landmarks_3d_eyes);
var au_regs = face_analyser.GetCurrentAUsReg();
var au_classes = face_analyser.GetCurrentAUsClass();
recorder.SetObservationActionUnits(au_regs, au_classes);
recorder.SetObservationFaceID(face_id);
recorder.SetObservationFrameNumber(frame_number);
recorder.SetObservationFaceAlign(face_analyser.GetLatestAlignedFace());
var hog_feature = face_analyser.GetLatestHOGFeature();
recorder.SetObservationHOG(success, hog_feature, face_analyser.GetHOGRows(), face_analyser.GetHOGCols(), face_analyser.GetHOGChannels());
recorder.SetObservationVisualization(vis_image);
recorder.WriteObservation();
}