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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 2.0: Facial Behavior Analysis Toolkit
// Tadas Baltru�aitis, Amir Zadeh, Yao Chong Lim, and Louis-Philippe Morency
// in IEEE International Conference on Automatic Face and Gesture Recognition, 2018
//
// Convolutional experts constrained local model for facial landmark detection.
// A. Zadeh, T. Baltru�aitis, and Louis-Philippe Morency,
// in Computer Vision and Pattern Recognition Workshops, 2017.
//
// Rendering of Eyes for Eye-Shape Registration and Gaze Estimation
// Erroll Wood, Tadas Baltru�aitis, Xucong Zhang, Yusuke Sugano, Peter Robinson, and Andreas Bulling
// in IEEE International. Conference on Computer Vision (ICCV), 2015
//
// Cross-dataset learning and person-specific normalisation for automatic Action Unit detection
// Tadas Baltru�aitis, Marwa Mahmoud, and Peter Robinson
// in Facial Expression Recognition and Analysis Challenge,
// IEEE International Conference on Automatic Face and Gesture Recognition, 2015
//
///////////////////////////////////////////////////////////////////////////////
#ifndef VISUALIZATION_UTILS_H
#define VISUALIZATION_UTILS_H
#include <stdafx_ut.h>
namespace Utilities
{
// Drawing a bounding box around the face in an image
void DrawBox(cv::Mat image, cv::Vec6f pose, cv::Scalar color, int thickness, float fx, float fy, float cx, float cy);
void DrawBox(const std::vector<std::pair<cv::Point2f, cv::Point2f>>& lines, cv::Mat image, cv::Scalar color, int thickness);
// Computing a bounding box to be drawn
std::vector<std::pair<cv::Point2f, cv::Point2f>> CalculateBox(cv::Vec6f pose, float fx, float fy, float cx, float cy);
void Visualise_FHOG(const cv::Mat_<double>& descriptor, int num_rows, int num_cols, cv::Mat& visualisation);
class FpsTracker
{
public:
double history_length;
void AddFrame();
double GetFPS();
FpsTracker();
private:
std::queue<double> frame_times;
void DiscardOldFrames();
};
}
#endif // VISUALIZATION_UTILS_H |