sustaining_gazes/lib/local/Utilities/include/RecorderOpenFace.h

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///////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017, Tadas Baltrusaitis all rights reserved.
//
// ACADEMIC OR NON-PROFIT ORGANIZATION NONCOMMERCIAL RESEARCH USE ONLY
//
// BY USING OR DOWNLOADING THE SOFTWARE, YOU ARE AGREEING TO THE TERMS OF THIS LICENSE AGREEMENT.
// IF YOU DO NOT AGREE WITH THESE TERMS, YOU MAY NOT USE OR DOWNLOAD THE SOFTWARE.
//
// License can be found in OpenFace-license.txt
//
// * Any publications arising from the use of this software, including but
// not limited to academic journal and conference publications, technical
// reports and manuals, must cite at least one of the following works:
//
// OpenFace: an open source facial behavior analysis toolkit
// Tadas Baltru<72>aitis, Peter Robinson, and Louis-Philippe Morency
// in IEEE Winter Conference on Applications of Computer Vision, 2016
//
// Rendering of Eyes for Eye-Shape Registration and Gaze Estimation
// Erroll Wood, Tadas Baltru<72>aitis, Xucong Zhang, Yusuke Sugano, Peter Robinson, and Andreas Bulling
// in IEEE International. Conference on Computer Vision (ICCV), 2015
//
// Cross-dataset learning and person-speci?c normalisation for automatic Action Unit detection
// Tadas Baltru<72>aitis, Marwa Mahmoud, and Peter Robinson
// in Facial Expression Recognition and Analysis Challenge,
// IEEE International Conference on Automatic Face and Gesture Recognition, 2015
//
// Constrained Local Neural Fields for robust facial landmark detection in the wild.
// Tadas Baltru<72>aitis, Peter Robinson, and Louis-Philippe Morency.
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
//
///////////////////////////////////////////////////////////////////////////////
#ifndef __RECORDER_OPENFACE_h_
#define __RECORDER_OPENFACE_h_
#include "RecorderCSV.h"
#include "RecorderHOG.h"
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#include "RecorderOpenFaceParameters.h"
// System includes
#include <vector>
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// OpenCV includes
#include <opencv2/core/core.hpp>
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#include <opencv2/highgui/highgui.hpp>
namespace Utilities
{
//===========================================================================
/**
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A class for recording data processed by OpenFace (facial landmarks, head pose, facial action units, aligned face, HOG features, and tracked video
*/
class RecorderOpenFace {
public:
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// The constructor for the recorder, need to specify if we are recording a sequence or not, in_filename should be just the name and not contain extensions
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RecorderOpenFace(const std::string in_filename, RecorderOpenFaceParameters parameters, std::vector<std::string>& arguments);
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~RecorderOpenFace();
// TODO copy, assignment and move operators? Do not allow
// Closing and cleaning up the recorder
void Close();
// Adding observations to the recorder
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// Required observations for video/image-sequence
void SetObservationTimestamp(double timestamp);
// All observations relevant to facial landmarks
void SetObservationLandmarks(const cv::Mat_<double>& landmarks_2D, const cv::Mat_<double>& landmarks_3D,
const cv::Vec6d& params_global, const cv::Mat_<double>& params_local, double confidence, bool success);
// Pose related observations
void SetObservationPose(const cv::Vec6d& pose);
// AU related observations
void SetObservationActionUnits(const std::vector<std::pair<std::string, double> >& au_intensities,
const std::vector<std::pair<std::string, double> >& au_occurences);
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// Gaze related observations
void SetObservationGaze(const cv::Point3f& gazeDirection0, const cv::Point3f& gazeDirection1,
const cv::Vec2d& gaze_angle, const std::vector<cv::Point2d>& eye_landmarks2D, const std::vector<cv::Point3d>& eye_landmarks3D);
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// Face alignment related observations
void SetObservationFaceAlign(const cv::Mat& aligned_face);
// HOG feature related observations
void SetObservationHOG(bool good_frame, const cv::Mat_<double>& hog_descriptor, int num_cols, int num_rows, int num_channels);
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void SetObservationVisualization(const cv::Mat &vis_track);
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void WriteObservation();
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std::string GetCSVFile() { return csv_filename; }
private:
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// Keeping track of what to output and how to output it
const RecorderOpenFaceParameters params;
// Keep track of the file and output root location
std::string record_root;
std::string default_record_directory = "processed"; // By default we are writing in the processed directory in the working directory, if no output parameters provided
std::string of_filename;
std::string filename;
std::string csv_filename;
std::string aligned_output_directory;
std::ofstream metadata_file;
// The actual output file stream that will be written
RecorderCSV csv_recorder;
RecorderHOG hog_recorder;
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// The actual temporary storage for the observations
double timestamp;
// Facial landmark related observations
cv::Mat_<double> landmarks_2D;
cv::Mat_<double> landmarks_3D;
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cv::Vec6d pdm_params_global;
cv::Mat_<double> pdm_params_local;
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double landmark_detection_confidence;
bool landmark_detection_success;
// Head pose related observations
cv::Vec6d head_pose;
// Action Unit related observations
std::vector<std::pair<std::string, double> > au_intensities;
std::vector<std::pair<std::string, double> > au_occurences;
// Gaze related observations
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cv::Point3f gaze_direction0;
cv::Point3f gaze_direction1;
cv::Vec2d gaze_angle;
std::vector<cv::Point2d> eye_landmarks2D;
std::vector<cv::Point3d> eye_landmarks3D;
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int observation_count;
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// For video writing
cv::VideoWriter video_writer;
std::string media_filename;
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cv::Mat vis_to_out;
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// For aligned face writing
cv::Mat aligned_face;
};
}
#endif