sustaining_gazes/lib/local/CppInerop/VisualizerInterop.h

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///////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017, Tadas Baltrusaitis.
//
// 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.
//
///////////////////////////////////////////////////////////////////////////////
#pragma once
#pragma unmanaged
// Include all the unmanaged things we need.
#include "Visualizer.h"
#pragma managed
using System::Collections::Generic::List;
namespace UtilitiesOF {
public ref class Visualizer
{
private:
// OpenCV based video capture for reading from files
Utilities::Visualizer* m_visualizer;
public:
Visualizer(bool vis_track, bool vis_hog, bool vis_aligned)
{
m_visualizer = new Utilities::Visualizer(vis_track, vis_hog, vis_aligned);
}
void SetObservationGaze(System::Tuple<double, double, double>^ gaze_direction0, System::Tuple<double, double, double>^ gaze_direction1,
List<System::Tuple<double, double>^>^ landmarks_2D, List<System::Tuple<double, double, double>^>^ landmarks_3D,
double confidence)
{
cv::Point3f gaze_direction0_cv(gaze_direction0->Item1, gaze_direction0->Item2, gaze_direction0->Item3);
cv::Point3f gaze_direction1_cv(gaze_direction1->Item1, gaze_direction1->Item2, gaze_direction1->Item3);
// Construct an OpenCV matrix from the landmarks
std::vector<cv::Point2d> landmarks_2D_cv;
for (int i = 0; i < landmarks_2D->Count; ++i)
{
landmarks_2D_cv.push_back(cv::Point2d(landmarks_2D[i]->Item1, landmarks_2D[i]->Item2));
}
// Construct an OpenCV matrix from the landmarks
std::vector<cv::Point3d> landmarks_3D_cv;
for (int i = 0; i < landmarks_3D->Count; ++i)
{
landmarks_3D_cv.push_back(cv::Point3d(landmarks_3D[i]->Item1, landmarks_3D[i]->Item2, landmarks_3D[i]->Item3));
}
m_visualizer->SetObservationGaze(gaze_direction0_cv, gaze_direction1_cv, landmarks_2D_cv, landmarks_3D_cv, confidence);
}
// Setting the observations
void SetObservationPose(List<double>^ pose, double confidence)
{
cv::Vec6d pose_vec(pose[0], pose[1], pose[2], pose[3], pose[4], pose[5]);
m_visualizer->SetObservationPose(pose_vec, confidence);
}
void SetObservationFaceAlign(OpenCVWrappers::RawImage^ aligned_face_image)
{
m_visualizer->SetObservationFaceAlign(aligned_face_image->Mat);
}
void SetObservationHOG(OpenCVWrappers::RawImage^ observation_HOG, int num_cols, int num_rows)
{
m_visualizer->SetObservationHOG(observation_HOG->Mat, num_cols, num_rows);
}
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void SetObservationLandmarks(List<System::Tuple<double, double>^>^ landmarks_2D, double confidence, List<bool>^ visibilities)
{
// Construct an OpenCV matrix from the landmarks
cv::Mat_<double> landmarks_2D_mat(landmarks_2D->Count * 2, 1, 0.0);
for (int i = 0; i < landmarks_2D->Count; ++i)
{
landmarks_2D_mat.at<double>(i, 0) = landmarks_2D[i]->Item1;
landmarks_2D_mat.at<double>(i + landmarks_2D->Count, 0) = landmarks_2D[i]->Item2;
}
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// Construct an OpenCV matrix from the landmarks
cv::Mat_<int> visibilities_cv(visibilities->Count, 1, 0);
for (int i = 0; i < visibilities->Count; ++i)
{
if (visibilities[i])
{
visibilities_cv.at<int>(i, 0) = 1;
}
else
{
visibilities_cv.at<int>(i, 0) = 0;
}
}
m_visualizer->SetObservationLandmarks(landmarks_2D_mat, confidence, visibilities_cv);
}
void SetObservationLandmarks(List<System::Tuple<double, double>^>^ landmarks_2D, double confidence)
{
SetObservationLandmarks(landmarks_2D, confidence, gcnew List<bool>());
}
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void SetImage(OpenCVWrappers::RawImage^ canvas, float fx, float fy, float cx, float cy)
{
m_visualizer->SetImage(canvas->Mat, fx, fy, cx, cy);
}
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OpenCVWrappers::RawImage^ GetHOGVis()
{
OpenCVWrappers::RawImage^ hog_image = gcnew OpenCVWrappers::RawImage(m_visualizer->GetHOGVis());
return hog_image;
}
OpenCVWrappers::RawImage^ GetVisImage()
{
OpenCVWrappers::RawImage^ vis_image = gcnew OpenCVWrappers::RawImage(m_visualizer->GetVisImage());
return vis_image;
}
// Finalizer. Definitely called before Garbage Collection,
// but not automatically called on explicit Dispose().
// May be called multiple times.
!Visualizer()
{
// Automatically closes capture object before freeing memory.
if (m_visualizer != nullptr)
{
delete m_visualizer;
}
}
// Destructor. Called on explicit Dispose() only.
~Visualizer()
{
this->!Visualizer();
}
};
}