80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
#ifndef OPEN_GAZE_H
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#define OPEN_GAZE_H
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#include <string>
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#include <vector>
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#include <boost/program_options.hpp>
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#include <boost/filesystem.hpp>
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#include <opencv2/opencv.hpp>
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#include "input_handler.hpp"
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#include "gaze_estimator.hpp"
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#include "data.hpp"
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#include "personal_calibrator.hpp"
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namespace opengaze {
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class OpenGaze {
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public:
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explicit OpenGaze(int argc, char** argv); //read configuration file
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~OpenGaze();
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// main function to estimate and show the gaze vector drawn on the input face image.
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void runGazeVisualization();
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/**
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* main function to run personal calibration.
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* @param num_calibration_point the numbers of points for calibration.
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*/
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void runPersonalCalibration(int num_calibration_point=5);
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// main function to estimate and draw gaze point on the screen.
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void runGazeOnScreen();
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// main function to extract the face image from input image. The face image can then
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// be used to train a custom gaze estimation model
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void runDataExtraction();
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private:
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// visualization
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/**
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* function to draw the gaze vector on the input face image.
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* @param sample the input data includes the gaze vector, head pose etc.
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* @param image the input image contains the face. This function will draw the gaze vector on this input image
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*/
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void drawGazeOnFace(opengaze::Sample sample, cv::Mat &image);
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// draw the detected facial landmark
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void drawLandmarks(opengaze::Sample sample, cv::Mat &image);
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// draw the estimated gaze on the top left corner of the input image
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// to show the relative position on the screen. In this case,
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//the user can see both the input image and the projected gaze target on the screen.
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//This function is mainly used for debugging.
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void drawGazeOnSimScreen(opengaze::Sample sample, cv::Mat &image);
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// estimate and draw gaze point on the screen
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void drawGazeOnScreen(opengaze::Sample sample, cv::Mat &image);
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// show debug mode will show the gaze draw on the face
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bool show_debug_;
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//class instances
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InputHandler input_handler_;
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GazeEstimator gaze_estimator_;
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// input camera id
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int camera_id_;
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// temporary variables to store the input path, output path, input type
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boost::filesystem::path input_dir_;
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InputHandler::InputType input_type_;
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boost::filesystem::path output_dir_;
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bool is_face_model_;
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bool is_save_video_;
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// path to save the personal calibration model
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std::string per_model_save_path_;
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};
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}
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#endif //OPEN_GAZE_H
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