AU prediction de-coupling from landmark detection modules, allowing different PDMs to be used (or a different 68 point detector altogether).
This commit is contained in:
Tadas Baltrusaitis
parent
729d9a9a85
commit
f038f8cc65
27 changed files with 3065 additions and 525 deletions
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@ -314,10 +314,6 @@ int main (int argc, char **argv)
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//Convert arguments to more convenient vector form
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//Convert arguments to more convenient vector form
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vector<string> arguments = get_arguments(argc, argv);
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vector<string> arguments = get_arguments(argc, argv);
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// Search paths
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boost::filesystem::path config_path = boost::filesystem::path(CONFIG_DIR);
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boost::filesystem::path parent_path = boost::filesystem::path(arguments[0]).parent_path();
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// Some initial parameters that can be overriden from command line
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// Some initial parameters that can be overriden from command line
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vector<string> files, output_images, output_landmark_locations, output_pose_locations;
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vector<string> files, output_images, output_landmark_locations, output_pose_locations;
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@ -354,50 +350,10 @@ int main (int argc, char **argv)
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cv::CascadeClassifier classifier(det_parameters.face_detector_location);
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cv::CascadeClassifier classifier(det_parameters.face_detector_location);
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dlib::frontal_face_detector face_detector_hog = dlib::get_frontal_face_detector();
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dlib::frontal_face_detector face_detector_hog = dlib::get_frontal_face_detector();
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// Loading the AU prediction models
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// Load facial feature extractor and AU analyser (make sure it is static)
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string au_loc = "AU_predictors/AU_all_static.txt";
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FaceAnalysis::FaceAnalyserParameters face_analysis_params(arguments);
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face_analysis_params.OptimizeForImages();
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boost::filesystem::path au_loc_path = boost::filesystem::path(au_loc);
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FaceAnalysis::FaceAnalyser face_analyser(face_analysis_params);
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if (boost::filesystem::exists(au_loc_path))
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{
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au_loc = au_loc_path.string();
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}
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else if (boost::filesystem::exists(parent_path/au_loc_path))
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{
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au_loc = (parent_path/au_loc_path).string();
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}
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else if (boost::filesystem::exists(config_path/au_loc_path))
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{
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au_loc = (config_path/au_loc_path).string();
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}
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else
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{
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cout << "Can't find AU prediction files, exiting" << endl;
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return 1;
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}
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// Used for image masking for AUs
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string tri_loc;
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boost::filesystem::path tri_loc_path = boost::filesystem::path("model/tris_68_full.txt");
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if (boost::filesystem::exists(tri_loc_path))
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{
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tri_loc = tri_loc_path.string();
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}
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else if (boost::filesystem::exists(parent_path/tri_loc_path))
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{
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tri_loc = (parent_path/tri_loc_path).string();
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}
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else if (boost::filesystem::exists(config_path/tri_loc_path))
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{
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tri_loc = (config_path/tri_loc_path).string();
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}
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else
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{
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cout << "Can't find triangulation files, exiting" << endl;
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return 1;
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}
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FaceAnalysis::FaceAnalyser face_analyser(vector<cv::Vec3d>(), 0.7, 112, 112, au_loc, tri_loc);
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bool visualise = !det_parameters.quiet_mode;
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bool visualise = !det_parameters.quiet_mode;
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@ -477,7 +433,7 @@ int main (int argc, char **argv)
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gazeAngle = FaceAnalysis::GetGazeAngle(gazeDirection0, gazeDirection1);
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gazeAngle = FaceAnalysis::GetGazeAngle(gazeDirection0, gazeDirection1);
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}
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}
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auto ActionUnits = face_analyser.PredictStaticAUs(read_image, clnf_model, false);
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auto ActionUnits = face_analyser.PredictStaticAUs(read_image, clnf_model.detected_landmarks, false);
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// Writing out the detected landmarks (in an OS independent manner)
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// Writing out the detected landmarks (in an OS independent manner)
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if(!output_landmark_locations.empty())
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if(!output_landmark_locations.empty())
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@ -594,7 +550,7 @@ int main (int argc, char **argv)
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gazeAngle = FaceAnalysis::GetGazeAngle(gazeDirection0, gazeDirection1);
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gazeAngle = FaceAnalysis::GetGazeAngle(gazeDirection0, gazeDirection1);
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}
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}
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auto ActionUnits = face_analyser.PredictStaticAUs(read_image, clnf_model, false);
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auto ActionUnits = face_analyser.PredictStaticAUs(read_image, clnf_model.detected_landmarks, false);
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// Writing out the detected landmarks
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// Writing out the detected landmarks
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if(!output_landmark_locations.empty())
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if(!output_landmark_locations.empty())
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@ -131,9 +131,9 @@ void create_directory(string output_path)
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}
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}
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}
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}
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void get_output_feature_params(vector<string> &output_similarity_aligned, vector<string> &output_hog_aligned_files, double &similarity_scale,
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void get_output_feature_params(vector<string> &output_similarity_aligned, vector<string> &output_hog_aligned_files, bool& visualize_track,
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int &similarity_size, bool &grayscale, bool& visualize_track, bool& visualize_align, bool& visualize_hog, bool& dynamic, bool &output_2D_landmarks, bool &output_3D_landmarks,
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bool& visualize_align, bool& visualize_hog, bool &output_2D_landmarks, bool &output_3D_landmarks, bool &output_model_params,
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bool &output_model_params, bool &output_pose, bool &output_AUs, bool &output_gaze, vector<string> &arguments);
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bool &output_pose, bool &output_AUs, bool &output_gaze, vector<string> &arguments);
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void get_image_input_output_params_feats(vector<vector<string> > &input_image_files, bool& as_video, vector<string> &arguments);
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void get_image_input_output_params_feats(vector<vector<string> > &input_image_files, bool& as_video, vector<string> &arguments);
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@ -218,17 +218,9 @@ int main (int argc, char **argv)
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vector<string> arguments = get_arguments(argc, argv);
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vector<string> arguments = get_arguments(argc, argv);
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// Search paths
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boost::filesystem::path config_path = boost::filesystem::path(CONFIG_DIR);
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boost::filesystem::path parent_path = boost::filesystem::path(arguments[0]).parent_path();
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// Some initial parameters that can be overriden from command line
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// Some initial parameters that can be overriden from command line
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vector<string> input_files, output_files, tracked_videos_output;
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vector<string> input_files, output_files, tracked_videos_output;
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LandmarkDetector::FaceModelParameters det_parameters(arguments);
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// Always track gaze in feature extraction
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det_parameters.track_gaze = true;
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// Get the input output file parameters
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// Get the input output file parameters
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// Indicates that rotation should be with respect to camera or world coordinates
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// Indicates that rotation should be with respect to camera or world coordinates
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@ -274,20 +266,9 @@ int main (int argc, char **argv)
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fx_undefined = true;
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fx_undefined = true;
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}
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}
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// The modules that are being used for tracking
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LandmarkDetector::CLNF face_model(det_parameters.model_location);
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vector<string> output_similarity_align;
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vector<string> output_similarity_align;
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vector<string> output_hog_align_files;
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vector<string> output_hog_align_files;
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double sim_scale = -1;
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int sim_size = 112;
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bool grayscale = false;
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bool video_output = false;
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bool dynamic = true; // Indicates if a dynamic AU model should be used (dynamic is useful if the video is long enough to include neutral expressions)
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int num_hog_rows;
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int num_hog_cols;
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// By default output all parameters, but these can be turned off to get smaller files or slightly faster processing times
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// By default output all parameters, but these can be turned off to get smaller files or slightly faster processing times
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// use -no2Dfp, -no3Dfp, -noMparams, -noPose, -noAUs, -noGaze to turn them off
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// use -no2Dfp, -no3Dfp, -noMparams, -noPose, -noAUs, -noGaze to turn them off
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bool output_2D_landmarks = true;
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bool output_2D_landmarks = true;
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@ -300,76 +281,24 @@ int main (int argc, char **argv)
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bool visualize_track = false;
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bool visualize_track = false;
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bool visualize_align = false;
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bool visualize_align = false;
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bool visualize_hog = false;
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bool visualize_hog = false;
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get_output_feature_params(output_similarity_align, output_hog_align_files, sim_scale, sim_size, grayscale, visualize_track, visualize_align, visualize_hog, dynamic,
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get_output_feature_params(output_similarity_align, output_hog_align_files, visualize_track, visualize_align, visualize_hog,
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output_2D_landmarks, output_3D_landmarks, output_model_params, output_pose, output_AUs, output_gaze, arguments);
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output_2D_landmarks, output_3D_landmarks, output_model_params, output_pose, output_AUs, output_gaze, arguments);
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// Used for image masking
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string tri_loc;
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boost::filesystem::path tri_loc_path = boost::filesystem::path("model/tris_68_full.txt");
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if (boost::filesystem::exists(tri_loc_path))
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{
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tri_loc = tri_loc_path.string();
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}
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else if (boost::filesystem::exists(parent_path/tri_loc_path))
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{
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tri_loc = (parent_path/tri_loc_path).string();
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}
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else if (boost::filesystem::exists(config_path/tri_loc_path))
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{
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tri_loc = (config_path/tri_loc_path).string();
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}
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else
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{
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cout << "Can't find triangulation files, exiting" << endl;
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return 1;
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}
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// Will warp to scaled mean shape
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cv::Mat_<double> similarity_normalised_shape = face_model.pdm.mean_shape * sim_scale;
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// Discard the z component
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similarity_normalised_shape = similarity_normalised_shape(cv::Rect(0, 0, 1, 2*similarity_normalised_shape.rows/3)).clone();
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// If multiple video files are tracked, use this to indicate if we are done
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// If multiple video files are tracked, use this to indicate if we are done
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bool done = false;
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bool done = false;
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int f_n = -1;
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int f_n = -1;
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int curr_img = -1;
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int curr_img = -1;
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string au_loc;
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// Load the modules that are being used for tracking and face analysis
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// Load face landmark detector
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LandmarkDetector::FaceModelParameters det_parameters(arguments);
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// Always track gaze in feature extraction
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det_parameters.track_gaze = true;
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LandmarkDetector::CLNF face_model(det_parameters.model_location);
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string au_loc_local;
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// Load facial feature extractor and AU analyser
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if (dynamic)
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FaceAnalysis::FaceAnalyserParameters face_analysis_params(arguments);
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{
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FaceAnalysis::FaceAnalyser face_analyser(face_analysis_params);
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au_loc_local = "AU_predictors/AU_all_best.txt";
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}
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else
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{
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au_loc_local = "AU_predictors/AU_all_static.txt";
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}
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boost::filesystem::path au_loc_path = boost::filesystem::path(au_loc_local);
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if (boost::filesystem::exists(au_loc_path))
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{
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au_loc = au_loc_path.string();
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}
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else if (boost::filesystem::exists(parent_path/au_loc_path))
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{
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au_loc = (parent_path/au_loc_path).string();
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}
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else if (boost::filesystem::exists(config_path/au_loc_path))
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{
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au_loc = (config_path/au_loc_path).string();
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}
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else
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{
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cout << "Can't find AU prediction files, exiting" << endl;
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return 1;
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}
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// Creating a face analyser that will be used for AU extraction
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// Make sure sim_scale is proportional to sim_size if not set
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if (sim_scale == -1) sim_scale = sim_size * (0.7 / 112.0);
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FaceAnalysis::FaceAnalyser face_analyser(vector<cv::Vec3d>(), sim_scale, sim_size, sim_size, au_loc, tri_loc);
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while(!done) // this is not a for loop as we might also be reading from a webcam
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while(!done) // this is not a for loop as we might also be reading from a webcam
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{
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{
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// Do face alignment
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// Do face alignment
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cv::Mat sim_warped_img;
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cv::Mat sim_warped_img;
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cv::Mat_<double> hog_descriptor;
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cv::Mat_<double> hog_descriptor;
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int num_hog_rows, num_hog_cols;
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// But only if needed in output
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// But only if needed in output
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if(!output_similarity_align.empty() || hog_output_file.is_open() || output_AUs)
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if(!output_similarity_align.empty() || hog_output_file.is_open() || output_AUs)
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{
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{
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face_analyser.AddNextFrame(captured_image, face_model, time_stamp, false, !det_parameters.quiet_mode && (visualize_align || visualize_hog));
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face_analyser.AddNextFrame(captured_image, face_model.detected_landmarks, face_model.detection_success, time_stamp, false, !det_parameters.quiet_mode);
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face_analyser.GetLatestAlignedFace(sim_warped_img);
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face_analyser.GetLatestAlignedFace(sim_warped_img);
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if(!det_parameters.quiet_mode && visualize_align)
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if(!det_parameters.quiet_mode && visualize_align)
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if (!output_similarity_align.empty())
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if (!output_similarity_align.empty())
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{
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{
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if (sim_warped_img.channels() == 3 && grayscale)
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{
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cvtColor(sim_warped_img, sim_warped_img, CV_BGR2GRAY);
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}
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char name[100];
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char name[100];
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// Filename is based on frame number
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// Filename is based on frame number
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if (output_files.size() > 0 && output_AUs)
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if (output_files.size() > 0 && output_AUs)
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{
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{
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cout << "Postprocessing the Action Unit predictions" << endl;
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cout << "Postprocessing the Action Unit predictions" << endl;
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face_analyser.PostprocessOutputFile(output_files[f_n], dynamic);
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face_analyser.PostprocessOutputFile(output_files[f_n]);
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}
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}
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// Reset the models for the next video
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// Reset the models for the next video
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face_analyser.Reset();
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face_analyser.Reset();
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@ -976,10 +901,9 @@ void outputAllFeatures(std::ofstream* output_file, bool output_2D_landmarks, boo
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}
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}
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void get_output_feature_params(vector<string> &output_similarity_aligned, vector<string> &output_hog_aligned_files, double &similarity_scale,
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void get_output_feature_params(vector<string> &output_similarity_aligned, vector<string> &output_hog_aligned_files, bool& visualize_track,
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int &similarity_size, bool &grayscale, bool& visualize_track, bool& visualize_align, bool& visualize_hog, bool& dynamic,
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bool& visualize_align, bool& visualize_hog, bool &output_2D_landmarks, bool &output_3D_landmarks, bool &output_model_params,
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bool &output_2D_landmarks, bool &output_3D_landmarks, bool &output_model_params, bool &output_pose, bool &output_AUs, bool &output_gaze,
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bool &output_pose, bool &output_AUs, bool &output_gaze, vector<string> &arguments)
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vector<string> &arguments)
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{
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{
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output_similarity_aligned.clear();
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output_similarity_aligned.clear();
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output_hog_aligned_files.clear();
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output_hog_aligned_files.clear();
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@ -993,9 +917,6 @@ void get_output_feature_params(vector<string> &output_similarity_aligned, vector
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string output_root = "";
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string output_root = "";
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// By default the model is dynamic
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dynamic = true;
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visualize_align = false;
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visualize_align = false;
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visualize_hog = false;
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visualize_hog = false;
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visualize_track = false;
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visualize_track = false;
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@ -1056,29 +977,6 @@ void get_output_feature_params(vector<string> &output_similarity_aligned, vector
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visualize_track = true;
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visualize_track = true;
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valid[i] = false;
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valid[i] = false;
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}
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}
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else if (arguments[i].compare("-au_static") == 0)
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{
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dynamic = false;
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}
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else if (arguments[i].compare("-g") == 0)
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{
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grayscale = true;
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valid[i] = false;
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}
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else if (arguments[i].compare("-simscale") == 0)
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{
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similarity_scale = stod(arguments[i + 1]);
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valid[i] = false;
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valid[i + 1] = false;
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i++;
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}
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else if (arguments[i].compare("-simsize") == 0)
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{
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similarity_size = stoi(arguments[i + 1]);
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valid[i] = false;
|
|
||||||
valid[i + 1] = false;
|
|
||||||
i++;
|
|
||||||
}
|
|
||||||
else if (arguments[i].compare("-no2Dfp") == 0)
|
else if (arguments[i].compare("-no2Dfp") == 0)
|
||||||
{
|
{
|
||||||
output_2D_landmarks = false;
|
output_2D_landmarks = false;
|
||||||
|
|
|
||||||
|
|
@ -0,0 +1,421 @@
|
||||||
|
# The mean values of the components (in mm)
|
||||||
|
204
|
||||||
|
1
|
||||||
|
6
|
||||||
|
-73.393523
|
||||||
|
-72.775014
|
||||||
|
-70.533638
|
||||||
|
-66.850058
|
||||||
|
-59.790187
|
||||||
|
-48.368973
|
||||||
|
-34.121101
|
||||||
|
-17.875411
|
||||||
|
0.098749
|
||||||
|
17.477031
|
||||||
|
32.648966
|
||||||
|
46.372358
|
||||||
|
57.343480
|
||||||
|
64.388482
|
||||||
|
68.212038
|
||||||
|
70.486405
|
||||||
|
71.375822
|
||||||
|
-61.119406
|
||||||
|
-51.287588
|
||||||
|
-37.804800
|
||||||
|
-24.022754
|
||||||
|
-11.635713
|
||||||
|
12.056636
|
||||||
|
25.106256
|
||||||
|
38.338588
|
||||||
|
51.191007
|
||||||
|
60.053851
|
||||||
|
0.653940
|
||||||
|
0.804809
|
||||||
|
0.992204
|
||||||
|
1.226783
|
||||||
|
-14.772472
|
||||||
|
-7.180239
|
||||||
|
0.555920
|
||||||
|
8.272499
|
||||||
|
15.214351
|
||||||
|
-46.047290
|
||||||
|
-37.674688
|
||||||
|
-27.883856
|
||||||
|
-19.648268
|
||||||
|
-28.272965
|
||||||
|
-38.082418
|
||||||
|
19.265868
|
||||||
|
27.894191
|
||||||
|
37.437529
|
||||||
|
45.170805
|
||||||
|
38.196454
|
||||||
|
28.764989
|
||||||
|
-28.916267
|
||||||
|
-17.533194
|
||||||
|
-6.684590
|
||||||
|
0.381001
|
||||||
|
8.375443
|
||||||
|
18.876618
|
||||||
|
28.794412
|
||||||
|
19.057574
|
||||||
|
8.956375
|
||||||
|
0.381549
|
||||||
|
-7.428895
|
||||||
|
-18.160634
|
||||||
|
-24.377490
|
||||||
|
-6.897633
|
||||||
|
0.340663
|
||||||
|
8.444722
|
||||||
|
24.474473
|
||||||
|
8.449166
|
||||||
|
0.205322
|
||||||
|
-7.198266
|
||||||
|
-29.801432
|
||||||
|
-10.949766
|
||||||
|
7.929818
|
||||||
|
26.074280
|
||||||
|
42.564390
|
||||||
|
56.481080
|
||||||
|
67.246992
|
||||||
|
75.056892
|
||||||
|
77.061286
|
||||||
|
74.758448
|
||||||
|
66.929021
|
||||||
|
56.311389
|
||||||
|
42.419126
|
||||||
|
25.455880
|
||||||
|
6.990805
|
||||||
|
-11.666193
|
||||||
|
-30.365191
|
||||||
|
-49.361602
|
||||||
|
-58.769795
|
||||||
|
-61.996155
|
||||||
|
-61.033399
|
||||||
|
-56.686759
|
||||||
|
-57.391033
|
||||||
|
-61.902186
|
||||||
|
-62.777713
|
||||||
|
-59.302347
|
||||||
|
-50.190255
|
||||||
|
-42.193790
|
||||||
|
-30.993721
|
||||||
|
-19.944596
|
||||||
|
-8.414541
|
||||||
|
2.598255
|
||||||
|
4.751589
|
||||||
|
6.562900
|
||||||
|
4.661005
|
||||||
|
2.643046
|
||||||
|
-37.471411
|
||||||
|
-42.730510
|
||||||
|
-42.711517
|
||||||
|
-36.754742
|
||||||
|
-35.134493
|
||||||
|
-34.919043
|
||||||
|
-37.032306
|
||||||
|
-43.342445
|
||||||
|
-43.110822
|
||||||
|
-38.086515
|
||||||
|
-35.532024
|
||||||
|
-35.484289
|
||||||
|
28.612716
|
||||||
|
22.172187
|
||||||
|
19.029051
|
||||||
|
20.721118
|
||||||
|
19.035460
|
||||||
|
22.394109
|
||||||
|
28.079924
|
||||||
|
36.298248
|
||||||
|
39.634575
|
||||||
|
40.395647
|
||||||
|
39.836405
|
||||||
|
36.677899
|
||||||
|
28.677771
|
||||||
|
25.475976
|
||||||
|
26.014269
|
||||||
|
25.326198
|
||||||
|
28.323008
|
||||||
|
30.596216
|
||||||
|
31.408738
|
||||||
|
30.844876
|
||||||
|
47.667532
|
||||||
|
45.909403
|
||||||
|
44.842580
|
||||||
|
43.141114
|
||||||
|
38.635298
|
||||||
|
30.750622
|
||||||
|
18.456453
|
||||||
|
3.609035
|
||||||
|
-0.881698
|
||||||
|
5.181201
|
||||||
|
19.176563
|
||||||
|
30.770570
|
||||||
|
37.628629
|
||||||
|
40.886309
|
||||||
|
42.281449
|
||||||
|
44.142567
|
||||||
|
47.140426
|
||||||
|
14.254422
|
||||||
|
7.268147
|
||||||
|
0.442051
|
||||||
|
-6.606501
|
||||||
|
-11.967398
|
||||||
|
-12.051204
|
||||||
|
-7.315098
|
||||||
|
-1.022953
|
||||||
|
5.349435
|
||||||
|
11.615746
|
||||||
|
-13.380835
|
||||||
|
-21.150853
|
||||||
|
-29.284036
|
||||||
|
-36.948060
|
||||||
|
-20.132003
|
||||||
|
-23.536684
|
||||||
|
-25.944448
|
||||||
|
-23.695741
|
||||||
|
-20.858157
|
||||||
|
7.037989
|
||||||
|
3.021217
|
||||||
|
1.353629
|
||||||
|
-0.111088
|
||||||
|
-0.147273
|
||||||
|
1.476612
|
||||||
|
-0.665746
|
||||||
|
0.247660
|
||||||
|
1.696435
|
||||||
|
4.894163
|
||||||
|
0.282961
|
||||||
|
-1.172675
|
||||||
|
-2.240310
|
||||||
|
-15.934335
|
||||||
|
-22.611355
|
||||||
|
-23.748437
|
||||||
|
-22.721995
|
||||||
|
-15.610679
|
||||||
|
-3.217393
|
||||||
|
-14.987997
|
||||||
|
-22.554245
|
||||||
|
-23.591626
|
||||||
|
-22.406106
|
||||||
|
-15.121907
|
||||||
|
-4.785684
|
||||||
|
-20.893742
|
||||||
|
-22.220479
|
||||||
|
-21.025520
|
||||||
|
-5.712776
|
||||||
|
-20.671489
|
||||||
|
-21.903670
|
||||||
|
-20.328022
|
||||||
|
# The principal components (eigenvectors) of identity or combined identity and expression model
|
||||||
|
204
|
||||||
|
34
|
||||||
|
6
|
||||||
|
-0.007395 -0.093690 0.039362 0.204443 -0.104698 0.033568 -0.090173 0.010170 -0.042341 0.104375 0.032695 0.038750 0.064385 -0.037025 0.058377 0.032457 -0.100005 -0.082042 -0.053440 0.008782 -0.027164 -0.000368 -0.129614 0.035436 -0.062685 -0.075349 0.140764 -0.032290 -0.115829 -0.037865 0.068590 0.008886 -0.066442 0.259211
|
||||||
|
-0.002553 -0.075344 0.037127 0.201967 -0.069124 0.041645 -0.100939 0.018352 0.006598 0.081569 0.004894 0.038886 0.050631 0.056656 0.055353 -0.028457 -0.022518 -0.089693 -0.079196 0.010851 -0.017583 0.015095 -0.077834 -0.000944 -0.104255 -0.060338 0.106169 -0.065799 -0.067068 -0.051588 0.080490 0.063152 -0.047531 0.178216
|
||||||
|
-0.002097 -0.055385 0.025705 0.215785 -0.026274 0.053548 -0.086364 0.041926 0.035784 0.033485 -0.014602 0.049999 0.031950 0.125201 0.045372 -0.064200 0.070073 -0.074313 -0.083942 -0.007566 -0.003666 0.034226 -0.018354 -0.011639 -0.084633 -0.039431 0.064057 -0.056515 -0.046926 -0.074699 0.073477 0.074109 -0.054882 0.046675
|
||||||
|
-0.005533 -0.035821 0.019787 0.226957 0.030415 0.059508 -0.051058 0.057386 0.023240 -0.025487 -0.013088 0.043330 0.025141 0.113119 0.017370 -0.071064 0.108140 -0.049138 -0.043417 -0.065375 0.012959 0.070483 0.075536 -0.035685 -0.005847 0.012618 0.040297 -0.049743 -0.061354 -0.087164 0.033762 0.048771 -0.096563 -0.045189
|
||||||
|
-0.006914 0.011987 0.030022 0.205560 0.099633 0.072384 -0.008313 0.060244 -0.006584 -0.104943 -0.018036 0.032806 0.029879 0.068434 -0.043721 -0.052564 0.077505 -0.062192 0.026865 -0.122834 -0.001529 0.064443 0.160557 -0.036750 0.124476 0.072641 0.048609 -0.043443 -0.060729 -0.040443 -0.050540 0.050509 -0.118886 -0.146867
|
||||||
|
-0.004182 0.064263 0.036886 0.149341 0.158261 0.075501 0.030568 0.067074 -0.040268 -0.167116 -0.020230 0.029360 0.046726 0.033410 -0.121685 -0.004528 -0.017505 -0.050390 0.063237 -0.133203 -0.070794 0.005133 0.178032 -0.002768 0.153446 0.105966 0.061693 0.011010 -0.027442 0.001944 -0.103967 0.045708 -0.083197 -0.172889
|
||||||
|
0.016954 0.088125 0.034199 0.081242 0.170872 0.048964 0.063434 0.083842 -0.058188 -0.164769 -0.012135 0.002128 0.084787 -0.009691 -0.136231 0.068411 -0.091616 0.042046 0.053339 -0.068859 -0.141834 -0.040710 0.017020 0.034007 0.053187 0.096749 0.068416 0.075079 0.038728 0.063588 -0.109581 0.007737 0.033105 -0.152075
|
||||||
|
0.021733 0.081042 0.015310 0.029492 0.112212 0.012959 0.065003 0.095565 -0.047228 -0.120559 -0.022904 -0.051461 0.036411 -0.036990 -0.101765 0.150918 -0.102123 0.163128 0.047199 0.037063 -0.223718 -0.065303 -0.149191 -0.017823 -0.134138 0.084419 0.010718 0.087970 0.043030 0.040099 -0.068487 -0.008773 0.077035 -0.082281
|
||||||
|
0.024713 0.084952 0.002319 -0.002792 0.028194 -0.016856 0.036083 0.087381 -0.020743 -0.024386 -0.027268 -0.091654 -0.009025 -0.052124 -0.033407 0.168353 -0.061447 0.244847 0.024587 0.064221 -0.161138 0.020993 -0.164584 -0.068179 -0.181775 0.087509 -0.068202 0.059078 -0.004250 -0.001472 -0.031248 -0.049011 -0.019415 0.022163
|
||||||
|
0.025404 0.095704 -0.013447 -0.036864 -0.064015 -0.035962 0.001144 0.050101 0.006172 0.084003 -0.015860 -0.102295 -0.028308 -0.053076 0.017520 0.110370 -0.009494 0.248830 -0.017769 0.064655 -0.062487 0.133872 -0.077193 -0.077102 -0.104610 0.084923 -0.116710 -0.000424 -0.001453 -0.001504 -0.004986 -0.072792 -0.151917 0.063339
|
||||||
|
0.027234 0.088446 -0.037011 -0.090962 -0.124015 -0.052844 -0.020061 0.017974 0.031824 0.138013 -0.009523 -0.093892 -0.061812 -0.016350 0.043025 0.034106 0.036403 0.177560 -0.066137 0.039288 0.041972 0.145398 -0.004524 -0.021113 0.025045 0.065780 -0.102128 -0.061053 0.010043 -0.018688 0.018733 -0.002990 -0.240304 0.007274
|
||||||
|
0.033301 0.051083 -0.050161 -0.137239 -0.130410 -0.078352 -0.030467 -0.016581 0.042916 0.153230 -0.008295 -0.048519 -0.056020 -0.017449 0.051644 -0.021078 0.049456 0.042549 -0.075780 0.051205 0.057200 0.117965 0.058462 0.078890 0.121853 0.027311 -0.037081 -0.082100 0.013948 0.019188 0.029703 0.076102 -0.243643 -0.067711
|
||||||
|
0.034561 -0.024817 -0.037181 -0.171731 -0.091823 -0.080914 -0.018022 -0.019280 0.055534 0.112038 -0.006388 0.000380 -0.027767 -0.031689 0.027915 -0.012644 0.004351 -0.072270 -0.053990 0.028620 0.011428 0.077628 0.073278 0.159948 0.096141 0.006855 0.036568 -0.013290 -0.001587 0.033748 0.052795 0.164287 -0.166678 -0.098685
|
||||||
|
0.031311 -0.094373 -0.015266 -0.181991 -0.032285 -0.067979 0.020822 -0.028457 0.050194 0.060652 0.006169 0.060618 0.005717 -0.047184 0.006512 0.012425 -0.059877 -0.141325 -0.029145 -0.010906 -0.069894 0.032082 0.054382 0.151384 0.041519 0.026929 0.076049 0.067107 -0.027885 0.040313 0.041582 0.194576 -0.086531 -0.080338
|
||||||
|
0.030327 -0.127857 -0.008012 -0.166922 0.025066 -0.062660 0.063753 -0.029802 0.044933 0.028298 0.025152 0.109179 0.013585 -0.043385 0.003918 0.007538 -0.080941 -0.141969 0.011067 -0.055727 -0.099322 -0.018025 0.009874 0.065510 -0.019589 0.084273 0.059580 0.099232 -0.026102 0.043042 0.023322 0.151827 -0.031702 -0.023000
|
||||||
|
0.030239 -0.141766 -0.020490 -0.154724 0.073176 -0.066098 0.076339 -0.045120 0.049403 -0.014474 0.024782 0.109864 0.005943 -0.008921 0.001482 -0.008304 -0.060453 -0.100507 0.030769 -0.093919 -0.042422 -0.045051 -0.014060 -0.020183 -0.093279 0.134797 0.006048 0.040717 -0.038709 0.039630 0.006137 0.076303 0.021244 0.014680
|
||||||
|
0.030493 -0.158938 -0.031460 -0.156567 0.120023 -0.070626 0.084879 -0.065759 0.063746 -0.047728 -0.002344 0.094855 -0.013995 0.014159 0.011125 -0.034394 -0.064702 -0.055871 0.041269 -0.110361 0.045722 -0.064289 -0.013213 -0.104140 -0.133226 0.183607 -0.037284 0.002311 -0.041808 0.033510 -0.034315 0.012710 0.065609 0.046794
|
||||||
|
-0.029307 -0.000612 0.006003 0.066897 -0.126329 0.008282 0.106455 -0.058070 -0.127455 0.112217 0.028721 -0.008227 0.023123 -0.184660 -0.000131 0.060814 -0.038192 0.061802 0.055924 -0.086767 -0.011372 0.116214 0.039681 -0.047083 0.046626 0.042705 0.011194 -0.002237 0.023832 0.021378 0.074731 -0.040608 -0.025003 0.203421
|
||||||
|
-0.038458 0.020813 -0.004500 0.021759 -0.086203 0.017004 0.123118 -0.051398 -0.154096 0.048594 0.160783 0.035847 -0.105209 -0.131283 -0.034334 0.088202 -0.022053 0.065794 0.043514 -0.164773 0.038562 0.221823 -0.008980 0.076251 -0.067806 0.014541 0.027230 -0.014379 -0.016754 -0.010835 0.026126 -0.010414 0.029183 0.058614
|
||||||
|
-0.021490 0.036216 -0.005865 0.020024 -0.060804 0.026512 0.126241 -0.083197 -0.120419 0.032472 0.187630 -0.015555 -0.159327 -0.011903 -0.087082 0.079345 -0.061540 0.015194 0.062573 -0.039469 0.032277 0.191416 0.026454 0.082398 -0.056523 -0.017131 0.027510 -0.008610 0.004494 -0.034043 -0.017450 0.006765 0.078634 -0.036122
|
||||||
|
0.000867 0.042636 0.003104 0.029552 -0.036234 0.016402 0.123844 -0.126971 -0.075012 0.060293 0.148833 -0.081953 -0.173218 0.088994 -0.136465 0.063644 -0.092909 -0.034989 0.083554 0.107321 0.022452 0.121649 0.095422 0.064093 -0.044127 -0.041514 -0.001734 -0.007934 0.040275 -0.042178 -0.037676 0.021143 0.091871 -0.056272
|
||||||
|
0.024120 0.058528 0.006018 0.028610 -0.012243 0.008813 0.097121 -0.159602 -0.017056 0.077811 0.087002 -0.120528 -0.150197 0.184860 -0.180434 0.040369 -0.097894 -0.042266 0.075094 0.203623 0.039492 0.033806 0.132455 0.059185 -0.102173 -0.071020 -0.051542 0.002257 0.073697 -0.021845 -0.035627 0.009661 0.123071 -0.065039
|
||||||
|
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|
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|
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|
||||||
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|
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||||||
|
-0.077037 0.036024 -0.029906 -0.041175 0.045056 0.108172 0.001799 -0.013867 0.031473 0.010155 -0.003491 -0.014995 -0.021891 0.005419 -0.006514 -0.067131 -0.050711 0.002908 -0.017700 0.003424 0.063512 -0.037825 -0.008255 0.061508 -0.030670 0.015575 0.161325 0.090053 0.117788 0.091435 -0.010989 -0.096824 -0.085735 0.003260
|
||||||
|
-0.051962 0.043127 0.185753 -0.068488 0.030906 0.083935 -0.070252 0.031192 -0.032752 0.081860 -0.058415 0.100433 -0.075819 -0.159865 -0.059411 0.067034 0.026048 -0.117863 0.048451 0.078422 -0.022589 0.005932 0.109565 -0.086305 0.028208 0.027111 0.068306 -0.018619 -0.000395 0.065584 0.129299 -0.018649 -0.057046 -0.000423
|
||||||
|
-0.110771 0.026821 0.039896 -0.026400 0.073464 0.011366 0.088839 0.010905 0.059433 0.027762 0.038964 -0.069547 0.034358 0.017245 0.035428 -0.063296 -0.129262 0.026781 -0.092055 0.071498 -0.050266 0.045878 -0.036457 -0.040249 0.060855 -0.044906 -0.090430 -0.018843 -0.111822 -0.025148 0.069191 -0.000310 -0.018828 -0.067576
|
||||||
|
-0.109310 -0.015148 0.033856 -0.022173 0.084027 -0.011325 0.100709 0.004099 0.070556 0.012019 0.035921 -0.046262 0.047837 0.012906 0.059339 -0.023335 -0.082080 0.034241 -0.099980 0.038508 -0.057517 0.048531 -0.049704 -0.033707 0.035725 -0.049554 -0.119832 -0.033233 -0.116399 -0.076705 0.057450 0.017861 0.007758 -0.058416
|
||||||
|
-0.105002 -0.041286 0.052806 -0.020899 0.081333 0.007181 0.095687 -0.011183 0.063719 0.009967 0.029662 -0.037522 0.062980 0.038468 0.065127 -0.003635 -0.032995 0.016733 -0.100860 -0.006462 -0.072928 0.073195 -0.048581 -0.059580 0.018777 -0.048728 -0.138328 -0.072245 -0.108275 -0.063238 0.030578 0.066053 0.024802 -0.084883
|
||||||
|
# The variances of the components (eigenvalues) of identity or combined identity and expression model
|
||||||
|
1
|
||||||
|
34
|
||||||
|
6
|
||||||
|
826.213804 695.783596 380.584790 282.861398 209.814481 184.418561 113.076307 104.852653 81.857546 77.095662 71.081802 55.760367 49.883312 39.122009 37.668889 32.916377 31.165932 26.644275 24.233150 21.357573 17.029065 15.432317 13.812689 12.440567 10.213426 9.316734 5.327325 2.526152 1.659451 1.123615 1.015840 0.816193 0.718969 0.582660
|
||||||
|
|
@ -0,0 +1,3 @@
|
||||||
|
AUPredictor AU_all_best.txt
|
||||||
|
PDM In-the-wild_aligned_PDM_68.txt
|
||||||
|
Triangulation tris_68_full.txt
|
||||||
|
|
@ -0,0 +1,3 @@
|
||||||
|
AUPredictor AU_all_static.txt
|
||||||
|
PDM In-the-wild_aligned_PDM_68.txt
|
||||||
|
Triangulation tris_68_full.txt
|
||||||
114
lib/local/FaceAnalyser/AU_predictors/tris_68_full.txt
Normal file
114
lib/local/FaceAnalyser/AU_predictors/tris_68_full.txt
Normal file
|
|
@ -0,0 +1,114 @@
|
||||||
|
111
|
||||||
|
3
|
||||||
|
4
|
||||||
|
58 67 59
|
||||||
|
60 49 48
|
||||||
|
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|
||||||
|
34 52 35
|
||||||
|
44 45 25
|
||||||
|
39 40 29
|
||||||
|
37 18 36
|
||||||
|
27 42 22
|
||||||
|
23 44 24
|
||||||
|
41 36 1
|
||||||
|
50 62 51
|
||||||
|
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|
||||||
|
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|
||||||
|
64 53 63
|
||||||
|
28 27 39
|
||||||
|
52 34 51
|
||||||
|
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|
||||||
|
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|
||||||
|
19 20 24
|
||||||
|
35 15 46
|
||||||
|
37 19 18
|
||||||
|
36 0 1
|
||||||
|
18 17 36
|
||||||
|
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|
||||||
|
38 20 37
|
||||||
|
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|
||||||
|
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|
||||||
|
24 44 25
|
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|
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|
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|
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|
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|
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|
||||||
|
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|
||||||
|
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|
||||||
|
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|
||||||
|
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|
||||||
|
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|
||||||
|
36 17 0
|
||||||
|
41 31 40
|
||||||
|
31 32 30
|
||||||
|
31 41 1
|
||||||
|
49 31 48
|
||||||
|
48 2 3
|
||||||
|
67 60 59
|
||||||
|
4 48 3
|
||||||
|
5 48 4
|
||||||
|
6 59 5
|
||||||
|
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|
||||||
|
60 48 59
|
||||||
|
7 58 6
|
||||||
|
61 49 60
|
||||||
|
58 66 67
|
||||||
|
31 2 48
|
||||||
|
31 50 32
|
||||||
|
1 2 31
|
||||||
|
61 50 49
|
||||||
|
52 62 63
|
||||||
|
50 31 49
|
||||||
|
34 33 51
|
||||||
|
51 62 52
|
||||||
|
32 50 51
|
||||||
|
50 61 62
|
||||||
|
63 53 52
|
||||||
|
54 55 11
|
||||||
|
57 8 9
|
||||||
|
66 58 57
|
||||||
|
8 57 7
|
||||||
|
56 57 9
|
||||||
|
66 57 56
|
||||||
|
10 56 9
|
||||||
|
55 56 10
|
||||||
|
53 54 35
|
||||||
|
53 35 52
|
||||||
|
12 54 11
|
||||||
|
55 10 11
|
||||||
|
65 56 55
|
||||||
|
64 55 54
|
||||||
|
65 55 64
|
||||||
|
54 53 64
|
||||||
|
12 13 54
|
||||||
|
14 54 13
|
||||||
|
15 35 14
|
||||||
|
47 35 46
|
||||||
|
33 32 51
|
||||||
|
30 32 33
|
||||||
|
29 35 47
|
||||||
|
15 45 46
|
||||||
|
22 21 27
|
||||||
|
20 21 23
|
||||||
|
43 23 22
|
||||||
|
29 47 42
|
||||||
|
23 21 22
|
||||||
|
24 20 23
|
||||||
|
22 42 43
|
||||||
|
23 43 44
|
||||||
|
45 16 26
|
||||||
|
15 16 45
|
||||||
|
25 45 26
|
||||||
|
41 36 37
|
||||||
|
40 41 37
|
||||||
|
38 40 37
|
||||||
|
39 40 38
|
||||||
|
47 42 43
|
||||||
|
46 47 43
|
||||||
|
46 43 44
|
||||||
|
45 46 44
|
||||||
|
67 60 61
|
||||||
|
66 67 61
|
||||||
|
62 66 61
|
||||||
|
65 66 62
|
||||||
|
63 65 62
|
||||||
|
64 65 63
|
||||||
|
|
@ -186,18 +186,24 @@
|
||||||
</ProjectReference>
|
</ProjectReference>
|
||||||
</ItemGroup>
|
</ItemGroup>
|
||||||
<ItemGroup>
|
<ItemGroup>
|
||||||
|
<ClCompile Include="src\FaceAnalyserParameters.cpp" />
|
||||||
<ClCompile Include="src\GazeEstimation.cpp" />
|
<ClCompile Include="src\GazeEstimation.cpp" />
|
||||||
|
<ClCompile Include="src\PAW.cpp" />
|
||||||
|
<ClCompile Include="src\PDM.cpp" />
|
||||||
<ClCompile Include="src\SVM_dynamic_lin.cpp" />
|
<ClCompile Include="src\SVM_dynamic_lin.cpp" />
|
||||||
<ClCompile Include="src\SVM_static_lin.cpp" />
|
<ClCompile Include="src\SVM_static_lin.cpp" />
|
||||||
<ClCompile Include="src\SVR_dynamic_lin_regressors.cpp" />
|
<ClCompile Include="src\SVR_dynamic_lin_regressors.cpp" />
|
||||||
<ClCompile Include="src\SVR_static_lin_regressors.cpp" />
|
<ClCompile Include="src\SVR_static_lin_regressors.cpp" />
|
||||||
<ClInclude Include="include\FaceAnalyser.h" />
|
<ClInclude Include="include\FaceAnalyser.h" />
|
||||||
|
<ClInclude Include="include\FaceAnalyserParameters.h" />
|
||||||
<ClInclude Include="include\Face_utils.h">
|
<ClInclude Include="include\Face_utils.h">
|
||||||
<FileType>CppCode</FileType>
|
<FileType>CppCode</FileType>
|
||||||
</ClInclude>
|
</ClInclude>
|
||||||
<ClCompile Include="src\FaceAnalyser.cpp" />
|
<ClCompile Include="src\FaceAnalyser.cpp" />
|
||||||
<ClCompile Include="src\Face_utils.cpp" />
|
<ClCompile Include="src\Face_utils.cpp" />
|
||||||
<ClInclude Include="include\GazeEstimation.h" />
|
<ClInclude Include="include\GazeEstimation.h" />
|
||||||
|
<ClInclude Include="include\PAW.h" />
|
||||||
|
<ClInclude Include="include\PDM.h" />
|
||||||
<ClInclude Include="include\SVM_dynamic_lin.h" />
|
<ClInclude Include="include\SVM_dynamic_lin.h" />
|
||||||
<ClInclude Include="include\SVM_static_lin.h" />
|
<ClInclude Include="include\SVM_static_lin.h" />
|
||||||
<ClInclude Include="include\SVR_dynamic_lin_regressors.h" />
|
<ClInclude Include="include\SVR_dynamic_lin_regressors.h" />
|
||||||
|
|
|
||||||
|
|
@ -36,6 +36,15 @@
|
||||||
<ClInclude Include="include\GazeEstimation.h">
|
<ClInclude Include="include\GazeEstimation.h">
|
||||||
<Filter>Header Files</Filter>
|
<Filter>Header Files</Filter>
|
||||||
</ClInclude>
|
</ClInclude>
|
||||||
|
<ClInclude Include="include\FaceAnalyserParameters.h">
|
||||||
|
<Filter>Header Files</Filter>
|
||||||
|
</ClInclude>
|
||||||
|
<ClInclude Include="include\PAW.h">
|
||||||
|
<Filter>Header Files</Filter>
|
||||||
|
</ClInclude>
|
||||||
|
<ClInclude Include="include\PDM.h">
|
||||||
|
<Filter>Header Files</Filter>
|
||||||
|
</ClInclude>
|
||||||
</ItemGroup>
|
</ItemGroup>
|
||||||
<ItemGroup>
|
<ItemGroup>
|
||||||
<ClCompile Include="src\Face_utils.cpp">
|
<ClCompile Include="src\Face_utils.cpp">
|
||||||
|
|
@ -59,5 +68,14 @@
|
||||||
<ClCompile Include="src\GazeEstimation.cpp">
|
<ClCompile Include="src\GazeEstimation.cpp">
|
||||||
<Filter>Source Files</Filter>
|
<Filter>Source Files</Filter>
|
||||||
</ClCompile>
|
</ClCompile>
|
||||||
|
<ClCompile Include="src\FaceAnalyserParameters.cpp">
|
||||||
|
<Filter>Source Files</Filter>
|
||||||
|
</ClCompile>
|
||||||
|
<ClCompile Include="src\PAW.cpp">
|
||||||
|
<Filter>Source Files</Filter>
|
||||||
|
</ClCompile>
|
||||||
|
<ClCompile Include="src\PDM.cpp">
|
||||||
|
<Filter>Source Files</Filter>
|
||||||
|
</ClCompile>
|
||||||
</ItemGroup>
|
</ItemGroup>
|
||||||
</Project>
|
</Project>
|
||||||
|
|
@ -35,198 +35,214 @@
|
||||||
#ifndef __FACEANALYSER_h_
|
#ifndef __FACEANALYSER_h_
|
||||||
#define __FACEANALYSER_h_
|
#define __FACEANALYSER_h_
|
||||||
|
|
||||||
|
// STL includes
|
||||||
|
#include <string>
|
||||||
|
#include <vector>
|
||||||
|
#include <map>
|
||||||
|
|
||||||
|
// OpenCV includes
|
||||||
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
// Local includes
|
||||||
#include "SVR_dynamic_lin_regressors.h"
|
#include "SVR_dynamic_lin_regressors.h"
|
||||||
#include "SVR_static_lin_regressors.h"
|
#include "SVR_static_lin_regressors.h"
|
||||||
#include "SVM_static_lin.h"
|
#include "SVM_static_lin.h"
|
||||||
#include "SVM_dynamic_lin.h"
|
#include "SVM_dynamic_lin.h"
|
||||||
|
#include "PDM.h"
|
||||||
#include <string>
|
#include "FaceAnalyserParameters.h"
|
||||||
#include <vector>
|
|
||||||
|
|
||||||
#include <opencv2/core/core.hpp>
|
|
||||||
|
|
||||||
#include "LandmarkCoreIncludes.h"
|
|
||||||
|
|
||||||
namespace FaceAnalysis
|
namespace FaceAnalysis
|
||||||
{
|
{
|
||||||
|
|
||||||
class FaceAnalyser {
|
class FaceAnalyser{
|
||||||
|
|
||||||
public:
|
public:
|
||||||
|
|
||||||
|
|
||||||
enum RegressorType { SVR_appearance_static_linear = 0, SVR_appearance_dynamic_linear = 1, SVR_dynamic_geom_linear = 2, SVR_combined_linear = 3, SVM_linear_stat = 4, SVM_linear_dyn = 5, SVR_linear_static_seg = 6, SVR_linear_dynamic_seg = 7 };
|
enum RegressorType{ SVR_appearance_static_linear = 0, SVR_appearance_dynamic_linear = 1, SVR_dynamic_geom_linear = 2, SVR_combined_linear = 3, SVM_linear_stat = 4, SVM_linear_dyn = 5, SVR_linear_static_seg = 6, SVR_linear_dynamic_seg =7};
|
||||||
|
|
||||||
// Constructor from a model file (or a default one if not provided
|
// Constructor for FaceAnalyser using the parameters structure
|
||||||
// TODO scale width and height should be read in as part of the model as opposed to being here?
|
FaceAnalyser(const FaceAnalysis::FaceAnalyserParameters& face_analyser_params);
|
||||||
FaceAnalyser(vector<cv::Vec3d> orientation_bins = vector<cv::Vec3d>(), double scale = 0.7, int width = 112, int height = 112, std::string au_location = "AU_predictors/AU_all_best.txt", std::string tri_location = "model/tris_68_full.txt");
|
|
||||||
|
|
||||||
void AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CLNF& clnf, double timestamp_seconds, bool online = false, bool visualise = true);
|
void AddNextFrame(const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, bool success, double timestamp_seconds, bool online = false, bool visualise = true);
|
||||||
|
|
||||||
// If the features are extracted manually (shouldn't really be used)
|
cv::Mat GetLatestHOGDescriptorVisualisation();
|
||||||
void PredictAUs(const cv::Mat_<double>& hog_features, const cv::Mat_<double>& geom_features, const LandmarkDetector::CLNF& clnf_model, bool online);
|
|
||||||
|
|
||||||
cv::Mat GetLatestHOGDescriptorVisualisation();
|
double GetCurrentTimeSeconds();
|
||||||
|
|
||||||
double GetCurrentTimeSeconds();
|
// Grab the current predictions about AUs from the face analyser
|
||||||
|
std::vector<std::pair<std::string, double>> GetCurrentAUsClass() const; // AU presence
|
||||||
|
std::vector<std::pair<std::string, double>> GetCurrentAUsReg() const; // AU intensity
|
||||||
|
std::vector<std::pair<std::string, double>> GetCurrentAUsCombined() const; // Both presense and intensity
|
||||||
|
|
||||||
// Grab the current predictions about AUs from the face analyser
|
// A standalone call for predicting AUs from a static image, the first element in the pair represents occurence the second intensity
|
||||||
std::vector<std::pair<std::string, double>> GetCurrentAUsClass() const; // AU presence
|
// This call is useful for detecting action units in images
|
||||||
std::vector<std::pair<std::string, double>> GetCurrentAUsReg() const; // AU intensity
|
std::pair<std::vector<std::pair<std::string, double>>, std::vector<std::pair<std::string, double>>> PredictStaticAUs(const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, bool visualise = true);
|
||||||
std::vector<std::pair<std::string, double>> GetCurrentAUsCombined() const; // Both presense and intensity
|
|
||||||
|
|
||||||
// A standalone call for predicting AUs from a static image, the first element in the pair represents occurence the second intensity
|
void Reset();
|
||||||
// This call is useful for detecting action units in images
|
|
||||||
std::pair<std::vector<std::pair<string, double>>, std::vector<std::pair<string, double>>> PredictStaticAUs(const cv::Mat& frame, const LandmarkDetector::CLNF& clnf, bool visualise = true);
|
|
||||||
|
|
||||||
void Reset();
|
void GetLatestHOG(cv::Mat_<double>& hog_descriptor, int& num_rows, int& num_cols);
|
||||||
|
void GetLatestAlignedFace(cv::Mat& image);
|
||||||
|
|
||||||
void GetLatestHOG(cv::Mat_<double>& hog_descriptor, int& num_rows, int& num_cols);
|
void GetLatestNeutralHOG(cv::Mat_<double>& hog_descriptor, int& num_rows, int& num_cols);
|
||||||
void GetLatestAlignedFace(cv::Mat& image);
|
|
||||||
|
|
||||||
void GetLatestNeutralHOG(cv::Mat_<double>& hog_descriptor, int& num_rows, int& num_cols);
|
cv::Mat_<int> GetTriangulation();
|
||||||
|
|
||||||
cv::Mat_<int> GetTriangulation();
|
void GetGeomDescriptor(cv::Mat_<double>& geom_desc);
|
||||||
|
|
||||||
void GetGeomDescriptor(cv::Mat_<double>& geom_desc);
|
// Grab the names of AUs being predicted
|
||||||
|
std::vector<std::string> GetAUClassNames() const; // Presence
|
||||||
|
std::vector<std::string> GetAURegNames() const; // Intensity
|
||||||
|
|
||||||
// Grab the names of AUs being predicted
|
// Identify if models are static or dynamic (useful for correction and shifting)
|
||||||
std::vector<std::string> GetAUClassNames() const; // Presence
|
std::vector<bool> GetDynamicAUClass() const; // Presence
|
||||||
std::vector<std::string> GetAURegNames() const; // Intensity
|
std::vector<std::pair<std::string, bool>> GetDynamicAUReg() const; // Intensity
|
||||||
|
|
||||||
// Identify if models are static or dynamic (useful for correction and shifting)
|
|
||||||
std::vector<bool> GetDynamicAUClass() const; // Presence
|
|
||||||
std::vector<std::pair<string, bool>> GetDynamicAUReg() const; // Intensity
|
|
||||||
|
|
||||||
|
|
||||||
void ExtractAllPredictionsOfflineReg(vector<std::pair<std::string, vector<double>>>& au_predictions, vector<double>& confidences, vector<bool>& successes, vector<double>& timestamps, bool dynamic);
|
void ExtractAllPredictionsOfflineReg(std::vector<std::pair<std::string, std::vector<double>>>& au_predictions,
|
||||||
void ExtractAllPredictionsOfflineClass(vector<std::pair<std::string, vector<double>>>& au_predictions, vector<double>& confidences, vector<bool>& successes, vector<double>& timestamps, bool dynamic);
|
std::vector<double>& confidences, std::vector<bool>& successes, std::vector<double>& timestamps, bool dynamic);
|
||||||
|
void ExtractAllPredictionsOfflineClass(std::vector<std::pair<std::string, std::vector<double>>>& au_predictions,
|
||||||
|
std::vector<double>& confidences, std::vector<bool>& successes, std::vector<double>& timestamps, bool dynamic);
|
||||||
|
|
||||||
// Helper function for post-processing AU output files
|
// Helper function for post-processing AU output files
|
||||||
void PostprocessOutputFile(string output_file, bool dynamic);
|
void PostprocessOutputFile(std::string output_file);
|
||||||
|
|
||||||
private:
|
private:
|
||||||
|
|
||||||
// Where the predictions are kept
|
// Point distribution model coddesponding to the current Face Analyser
|
||||||
std::vector<std::pair<std::string, double>> AU_predictions_reg;
|
FaceAnalysis::PDM pdm;
|
||||||
std::vector<std::pair<std::string, double>> AU_predictions_class;
|
|
||||||
|
|
||||||
std::vector<std::pair<std::string, double>> AU_predictions_combined;
|
// Where the predictions are kept
|
||||||
|
std::vector<std::pair<std::string, double>> AU_predictions_reg;
|
||||||
|
std::vector<std::pair<std::string, double>> AU_predictions_class;
|
||||||
|
|
||||||
// Keeping track of AU predictions over time (useful for post-processing)
|
std::vector<std::pair<std::string, double>> AU_predictions_combined;
|
||||||
vector<double> timestamps;
|
|
||||||
std::map<std::string, vector<double>> AU_predictions_reg_all_hist;
|
|
||||||
std::map<std::string, vector<double>> AU_predictions_class_all_hist;
|
|
||||||
std::vector<double> confidences;
|
|
||||||
std::vector<bool> valid_preds;
|
|
||||||
|
|
||||||
int frames_tracking;
|
// Keeping track of AU predictions over time (useful for post-processing)
|
||||||
|
std::vector<double> timestamps;
|
||||||
|
std::map<std::string, std::vector<double>> AU_predictions_reg_all_hist;
|
||||||
|
std::map<std::string, std::vector<double>> AU_predictions_class_all_hist;
|
||||||
|
std::vector<bool> valid_preds;
|
||||||
|
|
||||||
// Cache of intermediate images
|
int frames_tracking;
|
||||||
cv::Mat aligned_face_for_au;
|
|
||||||
cv::Mat aligned_face_for_output;
|
|
||||||
cv::Mat hog_descriptor_visualisation;
|
|
||||||
|
|
||||||
// Private members to be used for predictions
|
// Is the AU model dynamic
|
||||||
// The HOG descriptor of the last frame
|
bool dynamic;
|
||||||
cv::Mat_<double> hog_desc_frame;
|
|
||||||
int num_hog_rows;
|
|
||||||
int num_hog_cols;
|
|
||||||
|
|
||||||
// Keep a running median of the hog descriptors and a aligned images
|
// Cache of intermediate images
|
||||||
cv::Mat_<double> hog_desc_median;
|
cv::Mat aligned_face_for_au;
|
||||||
cv::Mat_<double> face_image_median;
|
cv::Mat aligned_face_for_output;
|
||||||
|
cv::Mat hog_descriptor_visualisation;
|
||||||
|
bool out_grayscale;
|
||||||
|
|
||||||
// Use histograms for quick (but approximate) median computation
|
// Private members to be used for predictions
|
||||||
// Use the same for
|
// The HOG descriptor of the last frame
|
||||||
vector<cv::Mat_<unsigned int> > hog_desc_hist;
|
cv::Mat_<double> hog_desc_frame;
|
||||||
|
int num_hog_rows;
|
||||||
|
int num_hog_cols;
|
||||||
|
|
||||||
// This is not being used at the moment as it is a bit slow
|
// Keep a running median of the hog descriptors and a aligned images
|
||||||
vector<cv::Mat_<unsigned int> > face_image_hist;
|
cv::Mat_<double> hog_desc_median;
|
||||||
vector<int> face_image_hist_sum;
|
cv::Mat_<double> face_image_median;
|
||||||
|
|
||||||
vector<cv::Vec3d> head_orientations;
|
// Use histograms for quick (but approximate) median computation
|
||||||
|
// Use the same for
|
||||||
|
std::vector<cv::Mat_<unsigned int> > hog_desc_hist;
|
||||||
|
|
||||||
int num_bins_hog;
|
// This is not being used at the moment as it is a bit slow
|
||||||
double min_val_hog;
|
std::vector<cv::Mat_<unsigned int> > face_image_hist;
|
||||||
double max_val_hog;
|
std::vector<int> face_image_hist_sum;
|
||||||
vector<int> hog_hist_sum;
|
|
||||||
int view_used;
|
|
||||||
|
|
||||||
// The geometry descriptor (rigid followed by non-rigid shape parameters from CLNF)
|
std::vector<cv::Vec3d> head_orientations;
|
||||||
cv::Mat_<double> geom_descriptor_frame;
|
|
||||||
cv::Mat_<double> geom_descriptor_median;
|
|
||||||
|
|
||||||
int geom_hist_sum;
|
int num_bins_hog;
|
||||||
cv::Mat_<unsigned int> geom_desc_hist;
|
double min_val_hog;
|
||||||
int num_bins_geom;
|
double max_val_hog;
|
||||||
double min_val_geom;
|
std::vector<int> hog_hist_sum;
|
||||||
double max_val_geom;
|
int view_used;
|
||||||
|
|
||||||
// Using the bounding box of previous analysed frame to determine if a reset is needed
|
// The geometry descriptor (rigid followed by non-rigid shape parameters from CLNF)
|
||||||
cv::Rect_<double> face_bounding_box;
|
cv::Mat_<double> geom_descriptor_frame;
|
||||||
|
cv::Mat_<double> geom_descriptor_median;
|
||||||
|
|
||||||
// The AU predictions internally
|
int geom_hist_sum;
|
||||||
std::vector<std::pair<std::string, double>> PredictCurrentAUs(int view);
|
cv::Mat_<unsigned int> geom_desc_hist;
|
||||||
std::vector<std::pair<std::string, double>> PredictCurrentAUsClass(int view);
|
int num_bins_geom;
|
||||||
|
double min_val_geom;
|
||||||
|
double max_val_geom;
|
||||||
|
|
||||||
// special step for online (rather than offline AU prediction)
|
// Using the bounding box of previous analysed frame to determine if a reset is needed
|
||||||
std::vector<pair<string, double>> CorrectOnlineAUs(std::vector<std::pair<std::string, double>> predictions_orig, int view, bool dyn_shift = false, bool dyn_scale = false, bool update_track = true, bool clip_values = false);
|
cv::Rect_<double> face_bounding_box;
|
||||||
|
|
||||||
void ReadAU(std::string au_location);
|
// The AU predictions internally
|
||||||
|
std::vector<std::pair<std::string, double>> PredictCurrentAUs(int view);
|
||||||
|
std::vector<std::pair<std::string, double>> PredictCurrentAUsClass(int view);
|
||||||
|
|
||||||
void ReadRegressor(std::string fname, const vector<string>& au_names);
|
// special step for online (rather than offline AU prediction)
|
||||||
|
std::vector<std::pair<std::string, double>> CorrectOnlineAUs(std::vector<std::pair<std::string, double>> predictions_orig, int view, bool dyn_shift = false, bool dyn_scale = false, bool update_track = true, bool clip_values = false);
|
||||||
|
|
||||||
// A utility function for keeping track of approximate running medians used for AU and emotion inference using a set of histograms (the histograms are evenly spaced from min_val to max_val)
|
void Read(std::string model_loc);
|
||||||
// Descriptor has to be a row vector
|
|
||||||
// TODO this duplicates some other code
|
|
||||||
void UpdateRunningMedian(cv::Mat_<unsigned int>& histogram, int& hist_sum, cv::Mat_<double>& median, const cv::Mat_<double>& descriptor, bool update, int num_bins, double min_val, double max_val);
|
|
||||||
void ExtractMedian(cv::Mat_<unsigned int>& histogram, int hist_count, cv::Mat_<double>& median, int num_bins, double min_val, double max_val);
|
|
||||||
|
|
||||||
// The linear SVR regressors
|
void ReadAU(std::string au_location);
|
||||||
SVR_static_lin_regressors AU_SVR_static_appearance_lin_regressors;
|
|
||||||
SVR_dynamic_lin_regressors AU_SVR_dynamic_appearance_lin_regressors;
|
|
||||||
|
|
||||||
// The linear SVM classifiers
|
void ReadRegressor(std::string fname, const std::vector<std::string>& au_names);
|
||||||
SVM_static_lin AU_SVM_static_appearance_lin;
|
|
||||||
SVM_dynamic_lin AU_SVM_dynamic_appearance_lin;
|
|
||||||
|
|
||||||
// The AUs predicted by the model are not always 0 calibrated to a person. That is they don't always predict 0 for a neutral expression
|
// A utility function for keeping track of approximate running medians used for AU and emotion inference using a set of histograms (the histograms are evenly spaced from min_val to max_val)
|
||||||
// Keeping track of the predictions we can correct for this, by assuming that at least "ratio" of frames are neutral and subtract that value of prediction, only perform the correction after min_frames
|
// Descriptor has to be a row vector
|
||||||
void UpdatePredictionTrack(cv::Mat_<unsigned int>& prediction_corr_histogram, int& prediction_correction_count, vector<double>& correction, const vector<pair<string, double>>& predictions, double ratio = 0.25, int num_bins = 200, double min_val = -3, double max_val = 5, int min_frames = 10);
|
// TODO this duplicates some other code
|
||||||
void GetSampleHist(cv::Mat_<unsigned int>& prediction_corr_histogram, int prediction_correction_count, vector<double>& sample, double ratio, int num_bins = 200, double min_val = 0, double max_val = 5);
|
void UpdateRunningMedian(cv::Mat_<unsigned int>& histogram, int& hist_sum, cv::Mat_<double>& median, const cv::Mat_<double>& descriptor, bool update, int num_bins, double min_val, double max_val);
|
||||||
|
void ExtractMedian(cv::Mat_<unsigned int>& histogram, int hist_count, cv::Mat_<double>& median, int num_bins, double min_val, double max_val);
|
||||||
|
|
||||||
void PostprocessPredictions();
|
// The linear SVR regressors
|
||||||
|
SVR_static_lin_regressors AU_SVR_static_appearance_lin_regressors;
|
||||||
|
SVR_dynamic_lin_regressors AU_SVR_dynamic_appearance_lin_regressors;
|
||||||
|
|
||||||
vector<cv::Mat_<unsigned int>> au_prediction_correction_histogram;
|
// The linear SVM classifiers
|
||||||
vector<int> au_prediction_correction_count;
|
SVM_static_lin AU_SVM_static_appearance_lin;
|
||||||
|
SVM_dynamic_lin AU_SVM_dynamic_appearance_lin;
|
||||||
|
|
||||||
// Some dynamic scaling (the logic is that before the extreme versions of expression or emotion are shown,
|
// The AUs predicted by the model are not always 0 calibrated to a person. That is they don't always predict 0 for a neutral expression
|
||||||
// it is hard to tell the boundaries, this allows us to scale the model to the most extreme seen)
|
// Keeping track of the predictions we can correct for this, by assuming that at least "ratio" of frames are neutral and subtract that value of prediction, only perform the correction after min_frames
|
||||||
// They have to be view specific
|
void UpdatePredictionTrack(cv::Mat_<unsigned int>& prediction_corr_histogram, int& prediction_correction_count,
|
||||||
vector<vector<double>> dyn_scaling;
|
std::vector<double>& correction, const std::vector<std::pair<std::string, double>>& predictions, double ratio=0.25, int num_bins = 200, double min_val = -3, double max_val = 5, int min_frames = 10);
|
||||||
|
void GetSampleHist(cv::Mat_<unsigned int>& prediction_corr_histogram, int prediction_correction_count,
|
||||||
|
std::vector<double>& sample, double ratio, int num_bins = 200, double min_val = 0, double max_val = 5);
|
||||||
|
|
||||||
// Keeping track of predictions for summary stats
|
void PostprocessPredictions();
|
||||||
cv::Mat_<double> AU_prediction_track;
|
|
||||||
cv::Mat_<double> geom_desc_track;
|
|
||||||
|
|
||||||
double current_time_seconds;
|
std::vector<cv::Mat_<unsigned int>> au_prediction_correction_histogram;
|
||||||
|
std::vector<int> au_prediction_correction_count;
|
||||||
|
|
||||||
// Used for face alignment
|
// Some dynamic scaling (the logic is that before the extreme versions of expression or emotion are shown,
|
||||||
cv::Mat_<int> triangulation;
|
// it is hard to tell the boundaries, this allows us to scale the model to the most extreme seen)
|
||||||
double align_scale;
|
// They have to be view specific
|
||||||
int align_width;
|
std::vector<std::vector<double>> dyn_scaling;
|
||||||
int align_height;
|
|
||||||
|
|
||||||
// Useful placeholder for renormalizing the initial frames of shorter videos
|
// Keeping track of predictions for summary stats
|
||||||
int max_init_frames = 3000;
|
cv::Mat_<double> AU_prediction_track;
|
||||||
vector<cv::Mat_<double>> hog_desc_frames_init;
|
cv::Mat_<double> geom_desc_track;
|
||||||
vector<cv::Mat_<double>> geom_descriptor_frames_init;
|
|
||||||
vector<int> views;
|
|
||||||
bool postprocessed = false;
|
|
||||||
int frames_tracking_succ = 0;
|
|
||||||
|
|
||||||
};
|
double current_time_seconds;
|
||||||
//===========================================================================
|
|
||||||
|
// Used for face alignment
|
||||||
|
cv::Mat_<int> triangulation;
|
||||||
|
double align_scale_au;
|
||||||
|
int align_width_au;
|
||||||
|
int align_height_au;
|
||||||
|
|
||||||
|
double align_scale_out;
|
||||||
|
int align_width_out;
|
||||||
|
int align_height_out;
|
||||||
|
|
||||||
|
// Useful placeholder for renormalizing the initial frames of shorter videos
|
||||||
|
int max_init_frames = 3000;
|
||||||
|
std::vector<cv::Mat_<double>> hog_desc_frames_init;
|
||||||
|
std::vector<cv::Mat_<double>> geom_descriptor_frames_init;
|
||||||
|
std::vector<int> views;
|
||||||
|
bool postprocessed = false;
|
||||||
|
int frames_tracking_succ = 0;
|
||||||
|
|
||||||
|
};
|
||||||
|
//===========================================================================
|
||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
|
|
||||||
100
lib/local/FaceAnalyser/include/FaceAnalyserParameters.h
Normal file
100
lib/local/FaceAnalyser/include/FaceAnalyserParameters.h
Normal file
|
|
@ -0,0 +1,100 @@
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
|
||||||
|
// 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, Peter Robinson, and Louis-Philippe Morency.
|
||||||
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
|
//
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
// Parameters of the Face analyser
|
||||||
|
#ifndef __FACE_ANALYSER_PARAM_H
|
||||||
|
#define __FACE_ANALYSER_PARAM_H
|
||||||
|
|
||||||
|
#include <vector>
|
||||||
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
// Boost includes
|
||||||
|
#include <filesystem.hpp>
|
||||||
|
#include <filesystem/fstream.hpp>
|
||||||
|
|
||||||
|
using namespace std;
|
||||||
|
|
||||||
|
namespace FaceAnalysis
|
||||||
|
{
|
||||||
|
|
||||||
|
struct FaceAnalyserParameters
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
// Constructors
|
||||||
|
FaceAnalyserParameters();
|
||||||
|
FaceAnalyserParameters(string root_exe);
|
||||||
|
FaceAnalyserParameters(vector<string> &arguments);
|
||||||
|
|
||||||
|
// These are the parameters of training and will not change and are fixed
|
||||||
|
const double sim_scale_au = 0.7;
|
||||||
|
const int sim_size_au = 112;
|
||||||
|
|
||||||
|
// Should the output aligned faces be grayscale
|
||||||
|
bool grayscale;
|
||||||
|
|
||||||
|
// Use getters and setters for these as they might need to reload models and make sure the scale and size ratio makes sense
|
||||||
|
void setAlignedOutput(int output_size, double scale=-1);
|
||||||
|
// This will also change the model location
|
||||||
|
void OptimizeForVideos();
|
||||||
|
void OptimizeForImages();
|
||||||
|
|
||||||
|
double getSimScaleOut() const { return sim_scale_out; }
|
||||||
|
int getSimSizeOut() const { return sim_size_out; }
|
||||||
|
bool getDynamic() const { return dynamic; }
|
||||||
|
string getModelLoc() const { return string(model_location); }
|
||||||
|
vector<cv::Vec3d> getOrientationBins() const { return vector<cv::Vec3d>(orientation_bins); }
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
void init();
|
||||||
|
|
||||||
|
// Aligned face output size
|
||||||
|
double sim_scale_out;
|
||||||
|
int sim_size_out;
|
||||||
|
|
||||||
|
// Should a video stream be assumed
|
||||||
|
bool dynamic;
|
||||||
|
|
||||||
|
// Where to load the models from
|
||||||
|
string model_location;
|
||||||
|
// The location of the executable
|
||||||
|
boost::filesystem::path root;
|
||||||
|
|
||||||
|
vector<cv::Vec3d> orientation_bins;
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif // __FACE_ANALYSER_PARAM_H
|
||||||
|
|
@ -35,19 +35,19 @@
|
||||||
#ifndef __FACE_UTILS_h_
|
#ifndef __FACE_UTILS_h_
|
||||||
#define __FACE_UTILS_h_
|
#define __FACE_UTILS_h_
|
||||||
|
|
||||||
#include <LandmarkCoreIncludes.h>
|
|
||||||
|
|
||||||
#include <opencv2/core/core.hpp>
|
#include <opencv2/core/core.hpp>
|
||||||
#include <opencv2/highgui/highgui.hpp>
|
#include <opencv2/highgui/highgui.hpp>
|
||||||
|
|
||||||
|
#include "PDM.h"
|
||||||
|
|
||||||
namespace FaceAnalysis
|
namespace FaceAnalysis
|
||||||
{
|
{
|
||||||
//===========================================================================
|
//===========================================================================
|
||||||
// Defining a set of useful utility functions to be used within FaceAnalyser
|
// Defining a set of useful utility functions to be used within FaceAnalyser
|
||||||
|
|
||||||
// Aligning a face to a common reference frame
|
// Aligning a face to a common reference frame
|
||||||
void AlignFace(cv::Mat& aligned_face, const cv::Mat& frame, const LandmarkDetector::CLNF& clnf_model, bool rigid = true, double scale = 0.6, int width = 96, int height = 96);
|
void AlignFace(cv::Mat& aligned_face, const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, cv::Vec6f params_global, const PDM& pdm, bool rigid = true, float scale = 0.6, int width = 96, int height = 96);
|
||||||
void AlignFaceMask(cv::Mat& aligned_face, const cv::Mat& frame, const LandmarkDetector::CLNF& clnf_model, const cv::Mat_<int>& triangulation, bool rigid = true, double scale = 0.6, int width = 96, int height = 96);
|
void AlignFaceMask(cv::Mat& aligned_face, const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, cv::Vec6f params_global, const PDM& pdm, const cv::Mat_<int>& triangulation, bool rigid = true, float scale = 0.6, int width = 96, int height = 96);
|
||||||
|
|
||||||
void Extract_FHOG_descriptor(cv::Mat_<double>& descriptor, const cv::Mat& image, int& num_rows, int& num_cols, int cell_size = 8);
|
void Extract_FHOG_descriptor(cv::Mat_<double>& descriptor, const cv::Mat& image, int& num_rows, int& num_cols, int cell_size = 8);
|
||||||
|
|
||||||
|
|
@ -57,5 +57,50 @@ namespace FaceAnalysis
|
||||||
void ExtractSummaryStatistics(const cv::Mat_<double>& descriptors, cv::Mat_<double>& sum_stats, bool mean, bool stdev, bool max_min);
|
void ExtractSummaryStatistics(const cv::Mat_<double>& descriptors, cv::Mat_<double>& sum_stats, bool mean, bool stdev, bool max_min);
|
||||||
void AddDescriptor(cv::Mat_<double>& descriptors, cv::Mat_<double> new_descriptor, int curr_frame, int num_frames_to_keep = 120);
|
void AddDescriptor(cv::Mat_<double>& descriptors, cv::Mat_<double> new_descriptor, int curr_frame, int num_frames_to_keep = 120);
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Point set and landmark manipulation functions
|
||||||
|
//===========================================================================
|
||||||
|
// Using Kabsch's algorithm for aligning shapes
|
||||||
|
//This assumes that align_from and align_to are already mean normalised
|
||||||
|
cv::Matx22f AlignShapesKabsch2D(const cv::Mat_<float>& align_from, const cv::Mat_<float>& align_to);
|
||||||
|
|
||||||
|
//=============================================================================
|
||||||
|
// Basically Kabsch's algorithm but also allows the collection of points to be different in scale from each other
|
||||||
|
cv::Matx22f AlignShapesWithScale(cv::Mat_<float>& src, cv::Mat_<float> dst);
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Visualisation functions
|
||||||
|
//===========================================================================
|
||||||
|
void Project(cv::Mat_<float>& dest, const cv::Mat_<float>& mesh, float fx, float fy, float cx, float cy);
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Angle representation conversion helpers
|
||||||
|
//===========================================================================
|
||||||
|
cv::Matx33f Euler2RotationMatrix(const cv::Vec3f& eulerAngles);
|
||||||
|
|
||||||
|
// Using the XYZ convention R = Rx * Ry * Rz, left-handed positive sign
|
||||||
|
cv::Vec3f RotationMatrix2Euler(const cv::Matx33f& rotation_matrix);
|
||||||
|
|
||||||
|
cv::Vec3f Euler2AxisAngle(const cv::Vec3f& euler);
|
||||||
|
|
||||||
|
cv::Vec3f AxisAngle2Euler(const cv::Vec3f& axis_angle);
|
||||||
|
|
||||||
|
cv::Matx33f AxisAngle2RotationMatrix(const cv::Vec3f& axis_angle);
|
||||||
|
|
||||||
|
cv::Vec3f RotationMatrix2AxisAngle(const cv::Matx33f& rotation_matrix);
|
||||||
|
|
||||||
|
//============================================================================
|
||||||
|
// Matrix reading functionality
|
||||||
|
//============================================================================
|
||||||
|
|
||||||
|
// Reading a matrix written in a binary format
|
||||||
|
void ReadMatBin(std::ifstream& stream, cv::Mat &output_mat);
|
||||||
|
|
||||||
|
// Reading in a matrix from a stream
|
||||||
|
void ReadMat(std::ifstream& stream, cv::Mat& output_matrix);
|
||||||
|
|
||||||
|
// Skipping comments (lines starting with # symbol)
|
||||||
|
void SkipComments(std::ifstream& stream);
|
||||||
|
|
||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
|
|
||||||
138
lib/local/FaceAnalyser/include/PAW.h
Normal file
138
lib/local/FaceAnalyser/include/PAW.h
Normal file
|
|
@ -0,0 +1,138 @@
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
|
||||||
|
// 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, Peter Robinson, and Louis-Philippe Morency.
|
||||||
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
|
//
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
#ifndef __PAW_h_
|
||||||
|
#define __PAW_h_
|
||||||
|
|
||||||
|
// OpenCV includes
|
||||||
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
namespace FaceAnalysis
|
||||||
|
{
|
||||||
|
//===========================================================================
|
||||||
|
/**
|
||||||
|
A Piece-wise Affine Warp
|
||||||
|
The ideas for this piece-wise affine triangular warping are taken from the
|
||||||
|
Active appearance models revisited by Iain Matthews and Simon Baker in IJCV 2004
|
||||||
|
This is used for both validation of landmark detection, and for avatar animation
|
||||||
|
|
||||||
|
The code is based on the CLM tracker by Jason Saragih et al.
|
||||||
|
*/
|
||||||
|
|
||||||
|
class PAW{
|
||||||
|
public:
|
||||||
|
// Number of pixels after the warping to neutral shape
|
||||||
|
int number_of_pixels;
|
||||||
|
|
||||||
|
// Minimum x coordinate in destination
|
||||||
|
float min_x;
|
||||||
|
|
||||||
|
// minimum y coordinate in destination
|
||||||
|
float min_y;
|
||||||
|
|
||||||
|
// Destination points (landmarks to be warped to)
|
||||||
|
cv::Mat_<float> destination_landmarks;
|
||||||
|
|
||||||
|
// Destination points (landmarks to be warped from)
|
||||||
|
cv::Mat_<float> source_landmarks;
|
||||||
|
|
||||||
|
// Triangulation, each triangle is warped using an affine transform
|
||||||
|
cv::Mat_<int> triangulation;
|
||||||
|
|
||||||
|
// Triangle index, indicating which triangle each of destination pixels lies in
|
||||||
|
cv::Mat_<int> triangle_id;
|
||||||
|
|
||||||
|
// Indicating if the destination warped pixels is valid (lies within a face)
|
||||||
|
cv::Mat_<uchar> pixel_mask;
|
||||||
|
|
||||||
|
// A number of precomputed coefficients that are helpful for quick warping
|
||||||
|
|
||||||
|
// affine coefficients for all triangles (see Matthews and Baker 2004)
|
||||||
|
// 6 coefficients for each triangle (are computed from alpha and beta)
|
||||||
|
// This is computed during each warp based on source landmarks
|
||||||
|
cv::Mat_<float> coefficients;
|
||||||
|
|
||||||
|
// matrix of (c,x,y) coeffs for alpha
|
||||||
|
cv::Mat_<float> alpha;
|
||||||
|
|
||||||
|
// matrix of (c,x,y) coeffs for alpha
|
||||||
|
cv::Mat_<float> beta;
|
||||||
|
|
||||||
|
// x-source of warped points
|
||||||
|
cv::Mat_<float> map_x;
|
||||||
|
|
||||||
|
// y-source of warped points
|
||||||
|
cv::Mat_<float> map_y;
|
||||||
|
|
||||||
|
// Default constructor
|
||||||
|
PAW(){;}
|
||||||
|
|
||||||
|
// Construct a warp from a destination shape and triangulation
|
||||||
|
PAW(const cv::Mat_<float>& destination_shape, const cv::Mat_<int>& triangulation);
|
||||||
|
|
||||||
|
// The final optional argument allows for optimisation if the triangle indices from previous frame are known (for tracking in video)
|
||||||
|
PAW(const cv::Mat_<float>& destination_shape, const cv::Mat_<int>& triangulation, float in_min_x, float in_min_y, float in_max_x, float in_max_y);
|
||||||
|
|
||||||
|
// Copy constructor
|
||||||
|
PAW(const PAW& other);
|
||||||
|
|
||||||
|
void Read(std::ifstream &s);
|
||||||
|
|
||||||
|
// The actual warping
|
||||||
|
void Warp(const cv::Mat& image_to_warp, cv::Mat& destination_image, const cv::Mat_<float>& landmarks_to_warp);
|
||||||
|
|
||||||
|
// Compute coefficients needed for warping
|
||||||
|
void CalcCoeff();
|
||||||
|
|
||||||
|
// Perform the actual warping
|
||||||
|
void WarpRegion(cv::Mat_<float>& map_x, cv::Mat_<float>& map_y);
|
||||||
|
|
||||||
|
inline int NumberOfLandmarks() const {return destination_landmarks.rows/2;} ;
|
||||||
|
inline int NumberOfTriangles() const {return triangulation.rows;} ;
|
||||||
|
|
||||||
|
// The width and height of the warped image
|
||||||
|
inline int constWidth() const {return pixel_mask.cols;}
|
||||||
|
inline int Height() const {return pixel_mask.rows;}
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
// Helper functions for dealing with triangles
|
||||||
|
static bool sameSide(float x0, float y0, float x1, float y1, float x2, float y2, float x3, float y3);
|
||||||
|
static bool pointInTriangle(float x0, float y0, float x1, float y1, float x2, float y2, float x3, float y3);
|
||||||
|
static int findTriangle(const cv::Point_<float>& point, const std::vector<std::vector<float>>& control_points, int guess = -1);
|
||||||
|
|
||||||
|
};
|
||||||
|
//===========================================================================
|
||||||
|
}
|
||||||
|
#endif
|
||||||
105
lib/local/FaceAnalyser/include/PDM.h
Normal file
105
lib/local/FaceAnalyser/include/PDM.h
Normal file
|
|
@ -0,0 +1,105 @@
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
|
||||||
|
// 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, Peter Robinson, and Louis-Philippe Morency.
|
||||||
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
|
//
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
#ifndef __PDMA_h_
|
||||||
|
#define __PDMA_h_
|
||||||
|
|
||||||
|
// OpenCV includes
|
||||||
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
#include <string>
|
||||||
|
#include <iostream>
|
||||||
|
#include <fstream>
|
||||||
|
|
||||||
|
namespace FaceAnalysis
|
||||||
|
{
|
||||||
|
//===========================================================================
|
||||||
|
// A linear 3D Point Distribution Model (constructed using Non-Rigid structure from motion or PCA)
|
||||||
|
// Only describes the model but does not contain an instance of it (no local or global parameters are stored here)
|
||||||
|
// Contains the utility functions to help manipulate the model
|
||||||
|
|
||||||
|
class PDM{
|
||||||
|
public:
|
||||||
|
|
||||||
|
// The 3D mean shape vector of the PDM [x1,..,xn,y1,...yn,z1,...,zn]
|
||||||
|
cv::Mat_<float> mean_shape;
|
||||||
|
|
||||||
|
// Principal components or variation bases of the model,
|
||||||
|
cv::Mat_<float> princ_comp;
|
||||||
|
|
||||||
|
// Eigenvalues (variances) corresponding to the bases
|
||||||
|
cv::Mat_<float> eigen_values;
|
||||||
|
|
||||||
|
PDM(){;}
|
||||||
|
|
||||||
|
// A copy constructor
|
||||||
|
PDM(const PDM& other);
|
||||||
|
|
||||||
|
void Read(std::string location);
|
||||||
|
|
||||||
|
// Number of vertices
|
||||||
|
inline int NumberOfPoints() const {return mean_shape.rows/3;}
|
||||||
|
|
||||||
|
// Listing the number of modes of variation
|
||||||
|
inline int NumberOfModes() const {return princ_comp.cols;}
|
||||||
|
|
||||||
|
// Compute shape in object space (3D)
|
||||||
|
void CalcShape3D(cv::Mat_<float>& out_shape, const cv::Mat_<float>& params_local) const;
|
||||||
|
|
||||||
|
// Compute shape in image space (2D)
|
||||||
|
void CalcShape2D(cv::Mat_<float>& out_shape, const cv::Mat_<float>& params_local, const cv::Vec6f& params_global) const;
|
||||||
|
|
||||||
|
// provided the bounding box of a face and the local parameters (with optional rotation), generates the global parameters that can generate the face with the provided bounding box
|
||||||
|
void CalcParams(cv::Vec6f& out_params_global, const cv::Rect_<float>& bounding_box, const cv::Mat_<float>& params_local, const cv::Vec3f rotation = cv::Vec3f(0.0f)) const;
|
||||||
|
|
||||||
|
// Provided the landmark location compute global and local parameters best fitting it (can provide optional rotation for potentially better results)
|
||||||
|
void CalcParams(cv::Vec6f& out_params_global, cv::Mat_<float>& out_params_local, const cv::Mat_<float>& landmark_locations, const cv::Vec3f rotation = cv::Vec3f(0.0f)) const;
|
||||||
|
|
||||||
|
// provided the model parameters, compute the bounding box of a face
|
||||||
|
void CalcBoundingBox(cv::Rect_<float>& out_bounding_box, const cv::Vec6f& params_global, const cv::Mat_<float>& params_local) const;
|
||||||
|
|
||||||
|
// Helpers for computing Jacobians, and Jacobians with the weight matrix
|
||||||
|
void ComputeRigidJacobian(const cv::Mat_<float>& params_local, const cv::Vec6f& params_global, cv::Mat_<float> &Jacob, const cv::Mat_<float> W, cv::Mat_<float> &Jacob_t_w) const;
|
||||||
|
void ComputeJacobian(const cv::Mat_<float>& params_local, const cv::Vec6f& params_global, cv::Mat_<float> &Jacobian, const cv::Mat_<float> W, cv::Mat_<float> &Jacob_t_w) const;
|
||||||
|
|
||||||
|
// Given the current parameters, and the computed delta_p compute the updated parameters
|
||||||
|
void UpdateModelParameters(const cv::Mat_<float>& delta_p, cv::Mat_<float>& params_local, cv::Vec6f& params_global) const;
|
||||||
|
|
||||||
|
// Helper utilities
|
||||||
|
private:
|
||||||
|
static void Orthonormalise(cv::Matx33f &R);
|
||||||
|
};
|
||||||
|
//===========================================================================
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
@ -40,6 +40,7 @@
|
||||||
|
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
|
#include <fstream>
|
||||||
|
|
||||||
#include <opencv2/core/core.hpp>
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -40,6 +40,7 @@
|
||||||
|
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
|
#include <fstream>
|
||||||
|
|
||||||
#include <opencv2/core/core.hpp>
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -40,6 +40,7 @@
|
||||||
|
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
|
#include <fstream>
|
||||||
|
|
||||||
#include <opencv2/core/core.hpp>
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -40,6 +40,7 @@
|
||||||
|
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
|
#include <fstream>
|
||||||
|
|
||||||
#include <opencv2/core/core.hpp>
|
#include <opencv2/core/core.hpp>
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -41,6 +41,7 @@
|
||||||
// System includes
|
// System includes
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
|
#include <iomanip>
|
||||||
|
|
||||||
#include <string>
|
#include <string>
|
||||||
|
|
||||||
|
|
@ -51,7 +52,6 @@
|
||||||
#include <boost/algorithm/string/split.hpp>
|
#include <boost/algorithm/string/split.hpp>
|
||||||
|
|
||||||
// Local includes
|
// Local includes
|
||||||
#include "LandmarkCoreIncludes.h"
|
|
||||||
#include "Face_utils.h"
|
#include "Face_utils.h"
|
||||||
|
|
||||||
using namespace FaceAnalysis;
|
using namespace FaceAnalysis;
|
||||||
|
|
@ -59,13 +59,17 @@ using namespace FaceAnalysis;
|
||||||
using namespace std;
|
using namespace std;
|
||||||
|
|
||||||
// Constructor from a model file (or a default one if not provided
|
// Constructor from a model file (or a default one if not provided
|
||||||
FaceAnalyser::FaceAnalyser(vector<cv::Vec3d> orientation_bins, double scale, int width, int height, std::string au_location, std::string tri_location)
|
FaceAnalyser::FaceAnalyser(const FaceAnalysis::FaceAnalyserParameters& face_analyser_params)
|
||||||
{
|
{
|
||||||
this->ReadAU(au_location);
|
this->Read(face_analyser_params.getModelLoc());
|
||||||
|
|
||||||
align_scale = scale;
|
align_scale_out = face_analyser_params.getSimScaleOut();
|
||||||
align_width = width;
|
align_width_out = face_analyser_params.getSimSizeOut();
|
||||||
align_height = height;
|
align_height_out = face_analyser_params.getSimSizeOut();
|
||||||
|
|
||||||
|
align_scale_au = face_analyser_params.sim_scale_au;
|
||||||
|
align_width_au = face_analyser_params.sim_size_au;
|
||||||
|
align_height_au = face_analyser_params.sim_size_au;
|
||||||
|
|
||||||
// Initialise the histograms that will represent bins from 0 - 1 (as HoG values are only stored as those)
|
// Initialise the histograms that will represent bins from 0 - 1 (as HoG values are only stored as those)
|
||||||
num_bins_hog = 1000;
|
num_bins_hog = 1000;
|
||||||
|
|
@ -80,14 +84,19 @@ FaceAnalyser::FaceAnalyser(vector<cv::Vec3d> orientation_bins, double scale, int
|
||||||
// Keep track for how many frames have been tracked so far
|
// Keep track for how many frames have been tracked so far
|
||||||
frames_tracking = 0;
|
frames_tracking = 0;
|
||||||
|
|
||||||
if(orientation_bins.empty())
|
// If the model used is dynamic (person callibration and video correction)
|
||||||
|
dynamic = face_analyser_params.getDynamic();
|
||||||
|
|
||||||
|
out_grayscale = face_analyser_params.grayscale;
|
||||||
|
|
||||||
|
if(face_analyser_params.getOrientationBins().empty())
|
||||||
{
|
{
|
||||||
// Just using frontal currently
|
// Just using frontal currently
|
||||||
head_orientations.push_back(cv::Vec3d(0,0,0));
|
head_orientations.push_back(cv::Vec3d(0,0,0));
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
head_orientations = orientation_bins;
|
head_orientations = face_analyser_params.getOrientationBins();
|
||||||
}
|
}
|
||||||
hog_hist_sum.resize(head_orientations.size());
|
hog_hist_sum.resize(head_orientations.size());
|
||||||
face_image_hist_sum.resize(head_orientations.size());
|
face_image_hist_sum.resize(head_orientations.size());
|
||||||
|
|
@ -99,10 +108,6 @@ FaceAnalyser::FaceAnalyser(vector<cv::Vec3d> orientation_bins, double scale, int
|
||||||
au_prediction_correction_histogram.resize(head_orientations.size());
|
au_prediction_correction_histogram.resize(head_orientations.size());
|
||||||
dyn_scaling.resize(head_orientations.size());
|
dyn_scaling.resize(head_orientations.size());
|
||||||
|
|
||||||
// The triangulation used for masking out the non-face parts of aligned image
|
|
||||||
std::ifstream triangulation_file(tri_location);
|
|
||||||
LandmarkDetector::ReadMat(triangulation_file, triangulation);
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
// Utility for getting the names of returned AUs (presence)
|
// Utility for getting the names of returned AUs (presence)
|
||||||
|
|
@ -243,11 +248,16 @@ int GetViewId(const vector<cv::Vec3d> orientations_all, const cv::Vec3d& orienta
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
std::pair<std::vector<std::pair<string, double>>, std::vector<std::pair<string, double>>> FaceAnalyser::PredictStaticAUs(const cv::Mat& frame, const LandmarkDetector::CLNF& clnf, bool visualise)
|
std::pair<std::vector<std::pair<string, double>>, std::vector<std::pair<string, double>>> FaceAnalyser::PredictStaticAUs(const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, bool visualise)
|
||||||
{
|
{
|
||||||
|
|
||||||
|
// Extract shape parameters from the detected landmarks
|
||||||
|
cv::Vec6f params_global;
|
||||||
|
cv::Mat_<float> params_local;
|
||||||
|
pdm.CalcParams(params_global, params_local, detected_landmarks);
|
||||||
|
|
||||||
// First align the face
|
// First align the face
|
||||||
AlignFaceMask(aligned_face_for_au, frame, clnf, triangulation, true, 0.7, 112, 112);
|
AlignFaceMask(aligned_face_for_au, frame, detected_landmarks, params_global, pdm, triangulation, true, 0.7, 112, 112);
|
||||||
|
|
||||||
// Extract HOG descriptor from the frame and convert it to a useable format
|
// Extract HOG descriptor from the frame and convert it to a useable format
|
||||||
cv::Mat_<double> hog_descriptor;
|
cv::Mat_<double> hog_descriptor;
|
||||||
|
|
@ -256,14 +266,18 @@ std::pair<std::vector<std::pair<string, double>>, std::vector<std::pair<string,
|
||||||
// Store the descriptor
|
// Store the descriptor
|
||||||
hog_desc_frame = hog_descriptor;
|
hog_desc_frame = hog_descriptor;
|
||||||
|
|
||||||
cv::Vec3d curr_orient(clnf.params_global[1], clnf.params_global[2], clnf.params_global[3]);
|
cv::Vec3d curr_orient(params_global[1], params_global[2], params_global[3]);
|
||||||
int orientation_to_use = GetViewId(this->head_orientations, curr_orient);
|
int orientation_to_use = GetViewId(this->head_orientations, curr_orient);
|
||||||
|
|
||||||
// Geom descriptor and its median
|
// Geom descriptor and its median, TODO these should be floats?
|
||||||
geom_descriptor_frame = clnf.params_local.t();
|
params_local = params_local.t();
|
||||||
|
params_local.convertTo(geom_descriptor_frame, CV_64F);
|
||||||
|
|
||||||
|
cv::Mat_<double> princ_comp_d;
|
||||||
|
pdm.princ_comp.convertTo(princ_comp_d, CV_64F);
|
||||||
|
|
||||||
// Stack with the actual feature point locations (without mean)
|
// Stack with the actual feature point locations (without mean)
|
||||||
cv::Mat_<double> locs = clnf.pdm.princ_comp * geom_descriptor_frame.t();
|
cv::Mat_<double> locs = princ_comp_d * geom_descriptor_frame.t();
|
||||||
|
|
||||||
cv::hconcat(locs.t(), geom_descriptor_frame.clone(), geom_descriptor_frame);
|
cv::hconcat(locs.t(), geom_descriptor_frame.clone(), geom_descriptor_frame);
|
||||||
|
|
||||||
|
|
@ -296,36 +310,46 @@ std::pair<std::vector<std::pair<string, double>>, std::vector<std::pair<string,
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CLNF& clnf_model, double timestamp_seconds, bool online, bool visualise)
|
void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, bool success, double timestamp_seconds, bool online, bool visualise)
|
||||||
{
|
{
|
||||||
|
|
||||||
frames_tracking++;
|
frames_tracking++;
|
||||||
|
|
||||||
|
// Extract shape parameters from the detected landmarks
|
||||||
|
cv::Vec6f params_global;
|
||||||
|
cv::Mat_<float> params_local;
|
||||||
|
pdm.CalcParams(params_global, params_local, detected_landmarks);
|
||||||
|
|
||||||
// First align the face if tracking was successfull
|
// First align the face if tracking was successfull
|
||||||
if (clnf_model.detection_success)
|
if(success)
|
||||||
{
|
{
|
||||||
|
|
||||||
// The aligned face requirement for AUs
|
// The aligned face requirement for AUs
|
||||||
AlignFaceMask(aligned_face_for_au, frame, clnf_model, triangulation, true, 0.7, 112, 112);
|
AlignFaceMask(aligned_face_for_au, frame, detected_landmarks, params_global, pdm, triangulation, true, align_scale_au, align_width_au, align_height_au);
|
||||||
|
|
||||||
// If the output requirement matches use the already computed one, else compute it again
|
// If the output requirement matches use the already computed one, else compute it again
|
||||||
if (align_scale == 0.7 && align_width == 112 && align_height == 112)
|
if(align_scale_out == align_scale_au && align_width_out == align_width_au && align_height_out == align_height_au)
|
||||||
{
|
{
|
||||||
aligned_face_for_output = aligned_face_for_au.clone();
|
aligned_face_for_output = aligned_face_for_au.clone();
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
AlignFaceMask(aligned_face_for_output, frame, clnf_model, triangulation, true, align_scale, align_width, align_height);
|
AlignFaceMask(aligned_face_for_output, frame, detected_landmarks, params_global, pdm, triangulation, true, align_scale_out, align_width_out, align_height_out);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
aligned_face_for_output = cv::Mat(align_height, align_width, CV_8UC3);
|
aligned_face_for_output = cv::Mat(align_height_out, align_width_out, CV_8UC3);
|
||||||
aligned_face_for_au = cv::Mat(112, 112, CV_8UC3);
|
aligned_face_for_au = cv::Mat(align_height_au, align_width_au, CV_8UC3);
|
||||||
aligned_face_for_output.setTo(0);
|
aligned_face_for_output.setTo(0);
|
||||||
aligned_face_for_au.setTo(0);
|
aligned_face_for_au.setTo(0);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
if (aligned_face_for_output.channels() == 3 && out_grayscale)
|
||||||
|
{
|
||||||
|
cvtColor(aligned_face_for_output, aligned_face_for_output, CV_BGR2GRAY);
|
||||||
|
}
|
||||||
|
|
||||||
// Extract HOG descriptor from the frame and convert it to a useable format
|
// Extract HOG descriptor from the frame and convert it to a useable format
|
||||||
cv::Mat_<double> hog_descriptor;
|
cv::Mat_<double> hog_descriptor;
|
||||||
Extract_FHOG_descriptor(hog_descriptor, aligned_face_for_au, this->num_hog_rows, this->num_hog_cols);
|
Extract_FHOG_descriptor(hog_descriptor, aligned_face_for_au, this->num_hog_rows, this->num_hog_cols);
|
||||||
|
|
@ -333,7 +357,7 @@ void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CL
|
||||||
// Store the descriptor
|
// Store the descriptor
|
||||||
hog_desc_frame = hog_descriptor;
|
hog_desc_frame = hog_descriptor;
|
||||||
|
|
||||||
cv::Vec3d curr_orient(clnf_model.params_global[1], clnf_model.params_global[2], clnf_model.params_global[3]);
|
cv::Vec3d curr_orient(params_global[1], params_global[2], params_global[3]);
|
||||||
int orientation_to_use = GetViewId(this->head_orientations, curr_orient);
|
int orientation_to_use = GetViewId(this->head_orientations, curr_orient);
|
||||||
|
|
||||||
// Only update the running median if predictions are not high
|
// Only update the running median if predictions are not high
|
||||||
|
|
@ -365,39 +389,43 @@ void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CL
|
||||||
// }
|
// }
|
||||||
//}
|
//}
|
||||||
|
|
||||||
update_median = update_median & clnf_model.detection_success;
|
update_median = update_median & success;
|
||||||
|
|
||||||
if (clnf_model.detection_success)
|
if (success)
|
||||||
frames_tracking_succ++;
|
frames_tracking_succ++;
|
||||||
|
|
||||||
// A small speedup
|
// A small speedup
|
||||||
if (frames_tracking % 2 == 1)
|
if(frames_tracking % 2 == 1)
|
||||||
{
|
{
|
||||||
UpdateRunningMedian(this->hog_desc_hist[orientation_to_use], this->hog_hist_sum[orientation_to_use], this->hog_desc_median, hog_descriptor, update_median, this->num_bins_hog, this->min_val_hog, this->max_val_hog);
|
UpdateRunningMedian(this->hog_desc_hist[orientation_to_use], this->hog_hist_sum[orientation_to_use], this->hog_desc_median, hog_descriptor, update_median, this->num_bins_hog, this->min_val_hog, this->max_val_hog);
|
||||||
this->hog_desc_median.setTo(0, this->hog_desc_median < 0);
|
this->hog_desc_median.setTo(0, this->hog_desc_median < 0);
|
||||||
}
|
}
|
||||||
|
|
||||||
// Geom descriptor and its median
|
// Geom descriptor and its median
|
||||||
geom_descriptor_frame = clnf_model.params_local.t();
|
params_local = params_local.t();
|
||||||
|
params_local.convertTo(geom_descriptor_frame, CV_64F);
|
||||||
|
|
||||||
if (!clnf_model.detection_success)
|
if(!success)
|
||||||
{
|
{
|
||||||
geom_descriptor_frame.setTo(0);
|
geom_descriptor_frame.setTo(0);
|
||||||
}
|
}
|
||||||
|
|
||||||
// Stack with the actual feature point locations (without mean)
|
// Stack with the actual feature point locations (without mean)
|
||||||
cv::Mat_<double> locs = clnf_model.pdm.princ_comp * geom_descriptor_frame.t();
|
// TODO rem double
|
||||||
|
cv::Mat_<double> princ_comp_d;
|
||||||
|
pdm.princ_comp.convertTo(princ_comp_d, CV_64F);
|
||||||
|
cv::Mat_<double> locs = princ_comp_d * geom_descriptor_frame.t();
|
||||||
|
|
||||||
cv::hconcat(locs.t(), geom_descriptor_frame.clone(), geom_descriptor_frame);
|
cv::hconcat(locs.t(), geom_descriptor_frame.clone(), geom_descriptor_frame);
|
||||||
|
|
||||||
// A small speedup
|
// A small speedup
|
||||||
if (frames_tracking % 2 == 1)
|
if(frames_tracking % 2 == 1)
|
||||||
{
|
{
|
||||||
UpdateRunningMedian(this->geom_desc_hist, this->geom_hist_sum, this->geom_descriptor_median, geom_descriptor_frame, update_median, this->num_bins_geom, this->min_val_geom, this->max_val_geom);
|
UpdateRunningMedian(this->geom_desc_hist, this->geom_hist_sum, this->geom_descriptor_median, geom_descriptor_frame, update_median, this->num_bins_geom, this->min_val_geom, this->max_val_geom);
|
||||||
}
|
}
|
||||||
|
|
||||||
// Visualising the median HOG
|
// Visualising the median HOG
|
||||||
if (visualise)
|
if(visualise)
|
||||||
{
|
{
|
||||||
FaceAnalysis::Visualise_FHOG(hog_descriptor, num_hog_rows, num_hog_cols, hog_descriptor_visualisation);
|
FaceAnalysis::Visualise_FHOG(hog_descriptor, num_hog_rows, num_hog_cols, hog_descriptor_visualisation);
|
||||||
}
|
}
|
||||||
|
|
@ -406,9 +434,9 @@ void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CL
|
||||||
AU_predictions_reg = PredictCurrentAUs(orientation_to_use);
|
AU_predictions_reg = PredictCurrentAUs(orientation_to_use);
|
||||||
|
|
||||||
std::vector<std::pair<std::string, double>> AU_predictions_reg_corrected;
|
std::vector<std::pair<std::string, double>> AU_predictions_reg_corrected;
|
||||||
if (online)
|
if(online)
|
||||||
{
|
{
|
||||||
AU_predictions_reg_corrected = CorrectOnlineAUs(AU_predictions_reg, orientation_to_use, true, false, clnf_model.detection_success, true);
|
AU_predictions_reg_corrected = CorrectOnlineAUs(AU_predictions_reg, orientation_to_use, true, false, success, true);
|
||||||
}
|
}
|
||||||
|
|
||||||
// Add the reg predictions to the historic data
|
// Add the reg predictions to the historic data
|
||||||
|
|
@ -417,7 +445,7 @@ void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CL
|
||||||
|
|
||||||
// Find the appropriate AU (if not found add it)
|
// Find the appropriate AU (if not found add it)
|
||||||
// Only add if the detection was successful
|
// Only add if the detection was successful
|
||||||
if (clnf_model.detection_success)
|
if(success)
|
||||||
{
|
{
|
||||||
AU_predictions_reg_all_hist[AU_predictions_reg[au].first].push_back(AU_predictions_reg[au].second);
|
AU_predictions_reg_all_hist[AU_predictions_reg[au].first].push_back(AU_predictions_reg[au].second);
|
||||||
}
|
}
|
||||||
|
|
@ -434,7 +462,7 @@ void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CL
|
||||||
|
|
||||||
// Find the appropriate AU (if not found add it)
|
// Find the appropriate AU (if not found add it)
|
||||||
// Only add if the detection was successful
|
// Only add if the detection was successful
|
||||||
if (clnf_model.detection_success)
|
if(success)
|
||||||
{
|
{
|
||||||
AU_predictions_class_all_hist[AU_predictions_class[au].first].push_back(AU_predictions_class[au].second);
|
AU_predictions_class_all_hist[AU_predictions_class[au].first].push_back(AU_predictions_class[au].second);
|
||||||
}
|
}
|
||||||
|
|
@ -445,13 +473,13 @@ void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CL
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
if (online)
|
if(online)
|
||||||
{
|
{
|
||||||
AU_predictions_reg = AU_predictions_reg_corrected;
|
AU_predictions_reg = AU_predictions_reg_corrected;
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
if (clnf_model.detection_success && frames_tracking_succ - 1 < max_init_frames)
|
if (success && frames_tracking_succ - 1 < max_init_frames)
|
||||||
{
|
{
|
||||||
hog_desc_frames_init.push_back(hog_descriptor);
|
hog_desc_frames_init.push_back(hog_descriptor);
|
||||||
geom_descriptor_frames_init.push_back(geom_descriptor_frame);
|
geom_descriptor_frames_init.push_back(geom_descriptor_frame);
|
||||||
|
|
@ -463,9 +491,6 @@ void FaceAnalyser::AddNextFrame(const cv::Mat& frame, const LandmarkDetector::CL
|
||||||
|
|
||||||
view_used = orientation_to_use;
|
view_used = orientation_to_use;
|
||||||
|
|
||||||
bool success = clnf_model.detection_success;
|
|
||||||
|
|
||||||
confidences.push_back(clnf_model.detection_certainty);
|
|
||||||
valid_preds.push_back(success);
|
valid_preds.push_back(success);
|
||||||
timestamps.push_back(timestamp_seconds);
|
timestamps.push_back(timestamp_seconds);
|
||||||
|
|
||||||
|
|
@ -476,79 +501,6 @@ void FaceAnalyser::GetGeomDescriptor(cv::Mat_<double>& geom_desc)
|
||||||
geom_desc = this->geom_descriptor_frame.clone();
|
geom_desc = this->geom_descriptor_frame.clone();
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaceAnalyser::PredictAUs(const cv::Mat_<double>& hog_features, const cv::Mat_<double>& geom_features, const LandmarkDetector::CLNF& clnf_model, bool online)
|
|
||||||
{
|
|
||||||
// Store the descriptor
|
|
||||||
hog_desc_frame = hog_features.clone();
|
|
||||||
this->geom_descriptor_frame = geom_features.clone();
|
|
||||||
|
|
||||||
cv::Vec3d curr_orient(clnf_model.params_global[1], clnf_model.params_global[2], clnf_model.params_global[3]);
|
|
||||||
int orientation_to_use = GetViewId(this->head_orientations, curr_orient);
|
|
||||||
|
|
||||||
// Perform AU prediction
|
|
||||||
AU_predictions_reg = PredictCurrentAUs(orientation_to_use);
|
|
||||||
|
|
||||||
std::vector<std::pair<std::string, double>> AU_predictions_reg_corrected;
|
|
||||||
if(online)
|
|
||||||
{
|
|
||||||
AU_predictions_reg_corrected = CorrectOnlineAUs(AU_predictions_reg, orientation_to_use, true, false, clnf_model.detection_success);
|
|
||||||
}
|
|
||||||
|
|
||||||
// Add the reg predictions to the historic data
|
|
||||||
for (size_t au = 0; au < AU_predictions_reg.size(); ++au)
|
|
||||||
{
|
|
||||||
|
|
||||||
// Find the appropriate AU (if not found add it)
|
|
||||||
// Only add if the detection was successful
|
|
||||||
if(clnf_model.detection_success)
|
|
||||||
{
|
|
||||||
AU_predictions_reg_all_hist[AU_predictions_reg[au].first].push_back(AU_predictions_reg[au].second);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
AU_predictions_reg_all_hist[AU_predictions_reg[au].first].push_back(0.0);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
AU_predictions_class = PredictCurrentAUsClass(orientation_to_use);
|
|
||||||
|
|
||||||
for (size_t au = 0; au < AU_predictions_class.size(); ++au)
|
|
||||||
{
|
|
||||||
|
|
||||||
// Find the appropriate AU (if not found add it)
|
|
||||||
// Only add if the detection was successful
|
|
||||||
if(clnf_model.detection_success)
|
|
||||||
{
|
|
||||||
AU_predictions_class_all_hist[AU_predictions_class[au].first].push_back(AU_predictions_class[au].second);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
AU_predictions_class_all_hist[AU_predictions_class[au].first].push_back(0.0);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
if(online)
|
|
||||||
{
|
|
||||||
AU_predictions_reg = AU_predictions_reg_corrected;
|
|
||||||
}
|
|
||||||
|
|
||||||
for(size_t i = 0; i < AU_predictions_reg.size(); ++i)
|
|
||||||
{
|
|
||||||
AU_predictions_combined.push_back(AU_predictions_reg[i]);
|
|
||||||
}
|
|
||||||
for(size_t i = 0; i < AU_predictions_class.size(); ++i)
|
|
||||||
{
|
|
||||||
AU_predictions_combined.push_back(AU_predictions_class[i]);
|
|
||||||
}
|
|
||||||
|
|
||||||
view_used = orientation_to_use;
|
|
||||||
|
|
||||||
bool success = clnf_model.detection_success;
|
|
||||||
|
|
||||||
confidences.push_back(clnf_model.detection_certainty);
|
|
||||||
valid_preds.push_back(success);
|
|
||||||
}
|
|
||||||
|
|
||||||
// Perform prediction on initial n frames anew as the current neutral face estimate is better now
|
// Perform prediction on initial n frames anew as the current neutral face estimate is better now
|
||||||
void FaceAnalyser::PostprocessPredictions()
|
void FaceAnalyser::PostprocessPredictions()
|
||||||
{
|
{
|
||||||
|
|
@ -607,7 +559,6 @@ void FaceAnalyser::ExtractAllPredictionsOfflineReg(vector<std::pair<std::string,
|
||||||
// First extract the valid AU values and put them in a different format
|
// First extract the valid AU values and put them in a different format
|
||||||
vector<vector<double>> aus_valid;
|
vector<vector<double>> aus_valid;
|
||||||
vector<double> offsets;
|
vector<double> offsets;
|
||||||
confidences = this->confidences;
|
|
||||||
successes = this->valid_preds;
|
successes = this->valid_preds;
|
||||||
|
|
||||||
vector<string> dyn_au_names = AU_SVR_dynamic_appearance_lin_regressors.GetAUNames();
|
vector<string> dyn_au_names = AU_SVR_dynamic_appearance_lin_regressors.GetAUNames();
|
||||||
|
|
@ -654,7 +605,7 @@ void FaceAnalyser::ExtractAllPredictionsOfflineReg(vector<std::pair<std::string,
|
||||||
if (au_id != -1 && AU_SVR_dynamic_appearance_lin_regressors.GetCutoffs()[au_id] != -1)
|
if (au_id != -1 && AU_SVR_dynamic_appearance_lin_regressors.GetCutoffs()[au_id] != -1)
|
||||||
{
|
{
|
||||||
double cutoff = AU_SVR_dynamic_appearance_lin_regressors.GetCutoffs()[au_id];
|
double cutoff = AU_SVR_dynamic_appearance_lin_regressors.GetCutoffs()[au_id];
|
||||||
offsets.push_back(au_good.at((int)au_good.size() * cutoff));
|
offsets.push_back(au_good.at((double)au_good.size() * cutoff));
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
|
|
@ -700,16 +651,14 @@ void FaceAnalyser::ExtractAllPredictionsOfflineReg(vector<std::pair<std::string,
|
||||||
// Perform a moving average of 3 frames
|
// Perform a moving average of 3 frames
|
||||||
int window_size = 3;
|
int window_size = 3;
|
||||||
vector<double> au_vals_tmp = au_iter->second;
|
vector<double> au_vals_tmp = au_iter->second;
|
||||||
for (int i = (window_size - 1) / 2; i < (int)au_iter->second.size() - (window_size - 1) / 2; ++i)
|
for (size_t i = (window_size - 1) / 2; i < au_iter->second.size() - (window_size - 1) / 2; ++i)
|
||||||
{
|
{
|
||||||
double sum = 0;
|
double sum = 0;
|
||||||
int count_over = 0;
|
|
||||||
for (int w = -(window_size - 1) / 2; w <= (window_size - 1) / 2; ++w)
|
for (int w = -(window_size - 1) / 2; w <= (window_size - 1) / 2; ++w)
|
||||||
{
|
{
|
||||||
sum += au_vals_tmp[i + w];
|
sum += au_vals_tmp[i + w];
|
||||||
count_over++;
|
|
||||||
}
|
}
|
||||||
sum = sum / count_over;
|
sum = sum / window_size;
|
||||||
|
|
||||||
au_iter->second[i] = sum;
|
au_iter->second[i] = sum;
|
||||||
}
|
}
|
||||||
|
|
@ -736,16 +685,14 @@ void FaceAnalyser::ExtractAllPredictionsOfflineClass(vector<std::pair<std::strin
|
||||||
// Perform a moving average of 7 frames on classifications
|
// Perform a moving average of 7 frames on classifications
|
||||||
int window_size = 7;
|
int window_size = 7;
|
||||||
vector<double> au_vals_tmp = au_vals;
|
vector<double> au_vals_tmp = au_vals;
|
||||||
for (int i = (window_size - 1)/2; i < (int)au_vals.size() - (window_size - 1) / 2; ++i)
|
for (size_t i = (window_size - 1)/2; i < au_vals.size() - (window_size - 1) / 2; ++i)
|
||||||
{
|
{
|
||||||
double sum = 0;
|
double sum = 0;
|
||||||
int count_over = 0;
|
|
||||||
for (int w = -(window_size - 1) / 2; w <= (window_size - 1) / 2; ++w)
|
for (int w = -(window_size - 1) / 2; w <= (window_size - 1) / 2; ++w)
|
||||||
{
|
{
|
||||||
sum += au_vals_tmp[i + w];
|
sum += au_vals_tmp[i + w];
|
||||||
count_over++;
|
|
||||||
}
|
}
|
||||||
sum = sum / count_over;
|
sum = sum / window_size;
|
||||||
if (sum < 0.5)
|
if (sum < 0.5)
|
||||||
sum = 0;
|
sum = 0;
|
||||||
else
|
else
|
||||||
|
|
@ -758,7 +705,6 @@ void FaceAnalyser::ExtractAllPredictionsOfflineClass(vector<std::pair<std::strin
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
confidences = this->confidences;
|
|
||||||
successes = this->valid_preds;
|
successes = this->valid_preds;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -801,7 +747,6 @@ void FaceAnalyser::Reset()
|
||||||
timestamps.clear();
|
timestamps.clear();
|
||||||
AU_predictions_reg_all_hist.clear();
|
AU_predictions_reg_all_hist.clear();
|
||||||
AU_predictions_class_all_hist.clear();
|
AU_predictions_class_all_hist.clear();
|
||||||
confidences.clear();
|
|
||||||
valid_preds.clear();
|
valid_preds.clear();
|
||||||
|
|
||||||
// Clean up the postprocessing data as well
|
// Clean up the postprocessing data as well
|
||||||
|
|
@ -1057,10 +1002,78 @@ vector<pair<string, double>> FaceAnalyser::GetCurrentAUsCombined() const
|
||||||
return AU_predictions_combined;
|
return AU_predictions_combined;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
void FaceAnalyser::Read(std::string model_loc)
|
||||||
|
{
|
||||||
|
// Reading in the modules for AU recognition
|
||||||
|
|
||||||
|
cout << "Reading the AU analysis module from: " << model_loc << endl;
|
||||||
|
|
||||||
|
ifstream locations(model_loc.c_str(), ios_base::in);
|
||||||
|
if (!locations.is_open())
|
||||||
|
{
|
||||||
|
cout << "Couldn't open the model file, aborting" << endl;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
string line;
|
||||||
|
|
||||||
|
// The other module locations should be defined as relative paths from the main model
|
||||||
|
boost::filesystem::path root = boost::filesystem::path(model_loc).parent_path();
|
||||||
|
|
||||||
|
// The main file contains the references to other files
|
||||||
|
while (!locations.eof())
|
||||||
|
{
|
||||||
|
getline(locations, line);
|
||||||
|
|
||||||
|
stringstream lineStream(line);
|
||||||
|
|
||||||
|
string module;
|
||||||
|
string location;
|
||||||
|
|
||||||
|
// figure out which module is to be read from which file
|
||||||
|
lineStream >> module;
|
||||||
|
|
||||||
|
lineStream >> location;
|
||||||
|
|
||||||
|
// remove carriage return at the end for compatibility with unix systems
|
||||||
|
if (location.size() > 0 && location.at(location.size() - 1) == '\r')
|
||||||
|
{
|
||||||
|
location = location.substr(0, location.size() - 1);
|
||||||
|
}
|
||||||
|
|
||||||
|
// append to root
|
||||||
|
location = (root / location).string();
|
||||||
|
if (module.compare("AUPredictor") == 0)
|
||||||
|
{
|
||||||
|
// The AU predictors
|
||||||
|
cout << "Reading the AU predictors from: " << location;
|
||||||
|
ReadAU(location);
|
||||||
|
cout << "... Done" << endl;
|
||||||
|
}
|
||||||
|
else if (module.compare("PDM") == 0)
|
||||||
|
{
|
||||||
|
cout << "Reading the PDM from: " << location;
|
||||||
|
pdm = PDM();
|
||||||
|
pdm.Read(location);
|
||||||
|
cout << "... Done" << endl;
|
||||||
|
}
|
||||||
|
else if (module.compare("Triangulation") == 0)
|
||||||
|
{
|
||||||
|
cout << "Reading the triangulation from:" << location;
|
||||||
|
// The triangulation used for masking out the non-face parts of aligned image
|
||||||
|
std::ifstream triangulation_file(location);
|
||||||
|
ReadMat(triangulation_file, triangulation);
|
||||||
|
cout << "... Done" << endl;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
// Reading in AU prediction modules
|
// Reading in AU prediction modules
|
||||||
void FaceAnalyser::ReadAU(std::string au_model_location)
|
void FaceAnalyser::ReadAU(std::string au_model_location)
|
||||||
{
|
{
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
// Open the list of the regressors in the file
|
// Open the list of the regressors in the file
|
||||||
ifstream locations(au_model_location.c_str(), ios::in);
|
ifstream locations(au_model_location.c_str(), ios::in);
|
||||||
|
|
||||||
|
|
@ -1092,7 +1105,7 @@ void FaceAnalyser::ReadAU(std::string au_model_location)
|
||||||
|
|
||||||
// Parse comma separated names that this regressor produces
|
// Parse comma separated names that this regressor produces
|
||||||
name = lineStream.str();
|
name = lineStream.str();
|
||||||
int index = name.find_first_of(' ');
|
int index = (int)name.find_first_of(' ');
|
||||||
|
|
||||||
if(index >= 0)
|
if(index >= 0)
|
||||||
{
|
{
|
||||||
|
|
@ -1126,13 +1139,13 @@ void FaceAnalyser::UpdatePredictionTrack(cv::Mat_<unsigned int>& prediction_corr
|
||||||
// The median update
|
// The median update
|
||||||
if(prediction_corr_histogram.empty())
|
if(prediction_corr_histogram.empty())
|
||||||
{
|
{
|
||||||
prediction_corr_histogram = cv::Mat_<unsigned int>(predictions.size(), num_bins, (unsigned int)0);
|
prediction_corr_histogram = cv::Mat_<unsigned int>((int)predictions.size(), num_bins, (unsigned int)0);
|
||||||
}
|
}
|
||||||
|
|
||||||
for(int i = 0; i < prediction_corr_histogram.rows; ++i)
|
for(int i = 0; i < prediction_corr_histogram.rows; ++i)
|
||||||
{
|
{
|
||||||
// Find the bins corresponding to the current descriptor
|
// Find the bins corresponding to the current descriptor
|
||||||
int index = (predictions[i].second - min_val)*((double)num_bins)/(length);
|
int index = (int)((predictions[i].second - min_val)*((double)num_bins)/(length));
|
||||||
if(index < 0)
|
if(index < 0)
|
||||||
{
|
{
|
||||||
index = 0;
|
index = 0;
|
||||||
|
|
@ -1150,7 +1163,7 @@ void FaceAnalyser::UpdatePredictionTrack(cv::Mat_<unsigned int>& prediction_corr
|
||||||
if(prediction_correction_count >= min_frames)
|
if(prediction_correction_count >= min_frames)
|
||||||
{
|
{
|
||||||
// Recompute the correction
|
// Recompute the correction
|
||||||
int cutoff_point = ratio * prediction_correction_count;
|
int cutoff_point = (int)(ratio * prediction_correction_count);
|
||||||
|
|
||||||
// For each dimension
|
// For each dimension
|
||||||
for(int i = 0; i < prediction_corr_histogram.rows; ++i)
|
for(int i = 0; i < prediction_corr_histogram.rows; ++i)
|
||||||
|
|
@ -1180,7 +1193,7 @@ void FaceAnalyser::GetSampleHist(cv::Mat_<unsigned int>& prediction_corr_histogr
|
||||||
sample.resize(prediction_corr_histogram.rows, 0);
|
sample.resize(prediction_corr_histogram.rows, 0);
|
||||||
|
|
||||||
// Recompute the correction
|
// Recompute the correction
|
||||||
int cutoff_point = ratio * prediction_correction_count;
|
int cutoff_point = (int)(ratio * prediction_correction_count);
|
||||||
|
|
||||||
// For each dimension
|
// For each dimension
|
||||||
for(int i = 0; i < prediction_corr_histogram.rows; ++i)
|
for(int i = 0; i < prediction_corr_histogram.rows; ++i)
|
||||||
|
|
@ -1231,7 +1244,7 @@ double FaceAnalyser::GetCurrentTimeSeconds() {
|
||||||
}
|
}
|
||||||
|
|
||||||
// Allows for post processing of the AU signal
|
// Allows for post processing of the AU signal
|
||||||
void FaceAnalyser::PostprocessOutputFile(string output_file, bool dynamic)
|
void FaceAnalyser::PostprocessOutputFile(string output_file)
|
||||||
{
|
{
|
||||||
|
|
||||||
vector<double> certainties;
|
vector<double> certainties;
|
||||||
|
|
@ -1244,8 +1257,8 @@ void FaceAnalyser::PostprocessOutputFile(string output_file, bool dynamic)
|
||||||
ExtractAllPredictionsOfflineReg(predictions_reg, certainties, successes, timestamps, dynamic);
|
ExtractAllPredictionsOfflineReg(predictions_reg, certainties, successes, timestamps, dynamic);
|
||||||
ExtractAllPredictionsOfflineClass(predictions_class, certainties, successes, timestamps, dynamic);
|
ExtractAllPredictionsOfflineClass(predictions_class, certainties, successes, timestamps, dynamic);
|
||||||
|
|
||||||
int num_class = predictions_class.size();
|
int num_class = (int)predictions_class.size();
|
||||||
int num_reg = predictions_reg.size();
|
int num_reg = (int)predictions_reg.size();
|
||||||
|
|
||||||
// Extract the indices of writing out first
|
// Extract the indices of writing out first
|
||||||
vector<string> au_reg_names = GetAURegNames();
|
vector<string> au_reg_names = GetAURegNames();
|
||||||
|
|
@ -1302,7 +1315,7 @@ void FaceAnalyser::PostprocessOutputFile(string output_file, bool dynamic)
|
||||||
{
|
{
|
||||||
if (tokens[i].find("AU") != string::npos && begin_ind == -1)
|
if (tokens[i].find("AU") != string::npos && begin_ind == -1)
|
||||||
{
|
{
|
||||||
begin_ind = i;
|
begin_ind = (int)i;
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
254
lib/local/FaceAnalyser/src/FaceAnalyserParameters.cpp
Normal file
254
lib/local/FaceAnalyser/src/FaceAnalyserParameters.cpp
Normal file
|
|
@ -0,0 +1,254 @@
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
|
||||||
|
// 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, Peter Robinson, and Louis-Philippe Morency.
|
||||||
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
|
//
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
#include "FaceAnalyserParameters.h"
|
||||||
|
|
||||||
|
// System includes
|
||||||
|
#include <sstream>
|
||||||
|
#include <iostream>
|
||||||
|
#include <cstdlib>
|
||||||
|
|
||||||
|
#ifndef CONFIG_DIR
|
||||||
|
#define CONFIG_DIR "~"
|
||||||
|
#endif
|
||||||
|
|
||||||
|
using namespace std;
|
||||||
|
|
||||||
|
using namespace FaceAnalysis;
|
||||||
|
|
||||||
|
FaceAnalyserParameters::FaceAnalyserParameters():root()
|
||||||
|
{
|
||||||
|
// initialise the default values
|
||||||
|
init();
|
||||||
|
}
|
||||||
|
|
||||||
|
FaceAnalyserParameters::FaceAnalyserParameters(string root_dir)
|
||||||
|
{
|
||||||
|
this->root = root_dir;
|
||||||
|
init();
|
||||||
|
|
||||||
|
}
|
||||||
|
FaceAnalyserParameters::FaceAnalyserParameters(vector<string> &arguments):root()
|
||||||
|
{
|
||||||
|
|
||||||
|
// First element is reserved for the executable location (useful for finding relative model locs)
|
||||||
|
this->root = boost::filesystem::path(arguments[0]).parent_path();
|
||||||
|
|
||||||
|
// initialise the default values
|
||||||
|
init();
|
||||||
|
|
||||||
|
bool* valid = new bool[arguments.size()];
|
||||||
|
valid[0] = true;
|
||||||
|
|
||||||
|
bool scale_set = false;
|
||||||
|
bool size_set = false;
|
||||||
|
|
||||||
|
for (size_t i = 1; i < arguments.size(); ++i)
|
||||||
|
{
|
||||||
|
valid[i] = true;
|
||||||
|
|
||||||
|
if (arguments[i].compare("-au_static") == 0)
|
||||||
|
{
|
||||||
|
dynamic = false;
|
||||||
|
valid[i] = false;
|
||||||
|
}
|
||||||
|
else if (arguments[i].compare("-g") == 0)
|
||||||
|
{
|
||||||
|
grayscale = true;
|
||||||
|
valid[i] = false;
|
||||||
|
}
|
||||||
|
else if (arguments[i].compare("-simscale") == 0)
|
||||||
|
{
|
||||||
|
sim_scale_out = stod(arguments[i + 1]);
|
||||||
|
valid[i] = false;
|
||||||
|
valid[i + 1] = false;
|
||||||
|
scale_set = true;
|
||||||
|
i++;
|
||||||
|
}
|
||||||
|
else if (arguments[i].compare("-simsize") == 0)
|
||||||
|
{
|
||||||
|
sim_size_out = stoi(arguments[i + 1]);
|
||||||
|
valid[i] = false;
|
||||||
|
valid[i + 1] = false;
|
||||||
|
size_set = true;
|
||||||
|
i++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
for (int i = (int)arguments.size() - 1; i >= 0; --i)
|
||||||
|
{
|
||||||
|
if (!valid[i])
|
||||||
|
{
|
||||||
|
arguments.erase(arguments.begin() + i);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (dynamic)
|
||||||
|
{
|
||||||
|
this->model_location = "AU_predictors/main_dynamic_svms.txt";
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
this->model_location = "AU_predictors/main_static_svms.txt";
|
||||||
|
}
|
||||||
|
|
||||||
|
// If we set the size but not the scale, adapt the scale to the right size
|
||||||
|
if (!scale_set && size_set) sim_scale_out = sim_size_out * (0.7 / 112.0);
|
||||||
|
|
||||||
|
// Make sure model_location is valid
|
||||||
|
// First check working directory, then the executable's directory, then the config path set by the build process.
|
||||||
|
boost::filesystem::path config_path = boost::filesystem::path(CONFIG_DIR);
|
||||||
|
boost::filesystem::path model_path = boost::filesystem::path(this->model_location);
|
||||||
|
if (boost::filesystem::exists(model_path))
|
||||||
|
{
|
||||||
|
this->model_location = model_path.string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(root/model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (root/model_path).string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(config_path/model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (config_path/model_path).string();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
std::cout << "Could not find the AU detection model to load" << std::endl;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void FaceAnalyserParameters::init()
|
||||||
|
{
|
||||||
|
// Initialize default parameter values
|
||||||
|
this->dynamic = true;
|
||||||
|
this->grayscale = false;
|
||||||
|
this->sim_scale_out = 0.7;
|
||||||
|
this->sim_size_out = 112;
|
||||||
|
|
||||||
|
this->model_location = "AU_predictors/main_dynamic_svms.txt";
|
||||||
|
|
||||||
|
// Make sure model_location is valid
|
||||||
|
// First check working directory, then the executable's directory, then the config path set by the build process.
|
||||||
|
boost::filesystem::path config_path = boost::filesystem::path(CONFIG_DIR);
|
||||||
|
boost::filesystem::path model_path = boost::filesystem::path(this->model_location);
|
||||||
|
if (boost::filesystem::exists(model_path))
|
||||||
|
{
|
||||||
|
this->model_location = model_path.string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(root / model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (root / model_path).string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(config_path / model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (config_path / model_path).string();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
std::cout << "Could not find the AU detection model to load" << std::endl;
|
||||||
|
}
|
||||||
|
|
||||||
|
orientation_bins = vector<cv::Vec3d>();
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
// Use getters and setters for these as they might need to reload models and make sure the scale and size ratio makes sense
|
||||||
|
void FaceAnalyserParameters::setAlignedOutput(int output_size, double scale)
|
||||||
|
{
|
||||||
|
this->sim_size_out = output_size;
|
||||||
|
// If we set the size but not the scale, adapt the scale to the right size
|
||||||
|
if (scale ==-1) this->sim_scale_out = sim_size_out * (0.7 / 112.0);
|
||||||
|
else this->sim_scale_out = sim_scale_out;
|
||||||
|
|
||||||
|
}
|
||||||
|
// This will also change the model location
|
||||||
|
void FaceAnalyserParameters::OptimizeForVideos()
|
||||||
|
{
|
||||||
|
// Set the post-processing to true and load a dynamic model
|
||||||
|
dynamic = true;
|
||||||
|
|
||||||
|
this->model_location = "AU_predictors/main_dynamic_svms.txt";
|
||||||
|
|
||||||
|
// Make sure model_location is valid
|
||||||
|
// First check working directory, then the executable's directory, then the config path set by the build process.
|
||||||
|
boost::filesystem::path config_path = boost::filesystem::path(CONFIG_DIR);
|
||||||
|
boost::filesystem::path model_path = boost::filesystem::path(this->model_location);
|
||||||
|
if (boost::filesystem::exists(model_path))
|
||||||
|
{
|
||||||
|
this->model_location = model_path.string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(root / model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (root / model_path).string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(config_path / model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (config_path / model_path).string();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
std::cout << "Could not find the AU detection model to load" << std::endl;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
void FaceAnalyserParameters::OptimizeForImages()
|
||||||
|
{
|
||||||
|
// Set the post-processing to true and load a dynamic model
|
||||||
|
dynamic = false;
|
||||||
|
|
||||||
|
this->model_location = "AU_predictors/main_static_svms.txt";
|
||||||
|
|
||||||
|
// Make sure model_location is valid
|
||||||
|
// First check working directory, then the executable's directory, then the config path set by the build process.
|
||||||
|
boost::filesystem::path config_path = boost::filesystem::path(CONFIG_DIR);
|
||||||
|
boost::filesystem::path model_path = boost::filesystem::path(this->model_location);
|
||||||
|
if (boost::filesystem::exists(model_path))
|
||||||
|
{
|
||||||
|
this->model_location = model_path.string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(root / model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (root / model_path).string();
|
||||||
|
}
|
||||||
|
else if (boost::filesystem::exists(config_path / model_path))
|
||||||
|
{
|
||||||
|
this->model_location = (config_path / model_path).string();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
std::cout << "Could not find the AU detection model to load" << std::endl;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
@ -33,13 +33,16 @@
|
||||||
///////////////////////////////////////////////////////////////////////////////
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
#include <Face_utils.h>
|
#include <Face_utils.h>
|
||||||
|
#include <PAW.h>
|
||||||
|
|
||||||
// OpenCV includes
|
// OpenCV includes
|
||||||
#include <opencv2/core/core.hpp>
|
#include <opencv2/core/core.hpp>
|
||||||
#include <opencv2/imgproc.hpp>
|
#include <opencv2/imgproc.hpp>
|
||||||
|
#include <opencv2/calib3d.hpp>
|
||||||
|
|
||||||
// For FHOG visualisation
|
// For FHOG visualisation
|
||||||
#include <dlib/opencv.h>
|
#include <dlib/opencv.h>
|
||||||
|
#include <dlib/image_processing/frontal_face_detector.h>
|
||||||
|
|
||||||
using namespace std;
|
using namespace std;
|
||||||
|
|
||||||
|
|
@ -47,12 +50,12 @@ namespace FaceAnalysis
|
||||||
{
|
{
|
||||||
|
|
||||||
// Pick only the more stable/rigid points under changes of expression
|
// Pick only the more stable/rigid points under changes of expression
|
||||||
void extract_rigid_points(cv::Mat_<double>& source_points, cv::Mat_<double>& destination_points)
|
void extract_rigid_points(cv::Mat_<float>& source_points, cv::Mat_<float>& destination_points)
|
||||||
{
|
{
|
||||||
if(source_points.rows == 68)
|
if(source_points.rows == 68)
|
||||||
{
|
{
|
||||||
cv::Mat_<double> tmp_source = source_points.clone();
|
cv::Mat_<float> tmp_source = source_points.clone();
|
||||||
source_points = cv::Mat_<double>();
|
source_points = cv::Mat_<float>();
|
||||||
|
|
||||||
// Push back the rigid points (some face outline, eyes, and nose)
|
// Push back the rigid points (some face outline, eyes, and nose)
|
||||||
source_points.push_back(tmp_source.row(1));
|
source_points.push_back(tmp_source.row(1));
|
||||||
|
|
@ -80,8 +83,8 @@ namespace FaceAnalysis
|
||||||
source_points.push_back(tmp_source.row(46));
|
source_points.push_back(tmp_source.row(46));
|
||||||
source_points.push_back(tmp_source.row(47));
|
source_points.push_back(tmp_source.row(47));
|
||||||
|
|
||||||
cv::Mat_<double> tmp_dest = destination_points.clone();
|
cv::Mat_<float> tmp_dest = destination_points.clone();
|
||||||
destination_points = cv::Mat_<double>();
|
destination_points = cv::Mat_<float>();
|
||||||
|
|
||||||
// Push back the rigid points
|
// Push back the rigid points
|
||||||
destination_points.push_back(tmp_dest.row(1));
|
destination_points.push_back(tmp_dest.row(1));
|
||||||
|
|
@ -112,16 +115,16 @@ namespace FaceAnalysis
|
||||||
}
|
}
|
||||||
|
|
||||||
// Aligning a face to a common reference frame
|
// Aligning a face to a common reference frame
|
||||||
void AlignFace(cv::Mat& aligned_face, const cv::Mat& frame, const LandmarkDetector::CLNF& clnf_model, bool rigid, double sim_scale, int out_width, int out_height)
|
void AlignFace(cv::Mat& aligned_face, const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, cv::Vec6d params_global, const PDM& pdm, bool rigid, float sim_scale, int out_width, int out_height)
|
||||||
{
|
{
|
||||||
// Will warp to scaled mean shape
|
// Will warp to scaled mean shape
|
||||||
cv::Mat_<double> similarity_normalised_shape = clnf_model.pdm.mean_shape * sim_scale;
|
cv::Mat_<float> similarity_normalised_shape = pdm.mean_shape * sim_scale;
|
||||||
|
|
||||||
// Discard the z component
|
// Discard the z component
|
||||||
similarity_normalised_shape = similarity_normalised_shape(cv::Rect(0, 0, 1, 2*similarity_normalised_shape.rows/3)).clone();
|
similarity_normalised_shape = similarity_normalised_shape(cv::Rect(0, 0, 1, 2*similarity_normalised_shape.rows/3)).clone();
|
||||||
|
|
||||||
cv::Mat_<double> source_landmarks = clnf_model.detected_landmarks.reshape(1, 2).t();
|
cv::Mat_<float> source_landmarks = detected_landmarks.reshape(1, 2).t();
|
||||||
cv::Mat_<double> destination_landmarks = similarity_normalised_shape.reshape(1, 2).t();
|
cv::Mat_<float> destination_landmarks = similarity_normalised_shape.reshape(1, 2).t();
|
||||||
|
|
||||||
// Aligning only the more rigid points
|
// Aligning only the more rigid points
|
||||||
if(rigid)
|
if(rigid)
|
||||||
|
|
@ -129,7 +132,8 @@ namespace FaceAnalysis
|
||||||
extract_rigid_points(source_landmarks, destination_landmarks);
|
extract_rigid_points(source_landmarks, destination_landmarks);
|
||||||
}
|
}
|
||||||
|
|
||||||
cv::Matx22d scale_rot_matrix = LandmarkDetector::AlignShapesWithScale(source_landmarks, destination_landmarks);
|
// TODO rem the doubles here
|
||||||
|
cv::Matx22d scale_rot_matrix = AlignShapesWithScale(source_landmarks, destination_landmarks);
|
||||||
cv::Matx23d warp_matrix;
|
cv::Matx23d warp_matrix;
|
||||||
|
|
||||||
warp_matrix(0,0) = scale_rot_matrix(0,0);
|
warp_matrix(0,0) = scale_rot_matrix(0,0);
|
||||||
|
|
@ -137,8 +141,8 @@ namespace FaceAnalysis
|
||||||
warp_matrix(1,0) = scale_rot_matrix(1,0);
|
warp_matrix(1,0) = scale_rot_matrix(1,0);
|
||||||
warp_matrix(1,1) = scale_rot_matrix(1,1);
|
warp_matrix(1,1) = scale_rot_matrix(1,1);
|
||||||
|
|
||||||
double tx = clnf_model.params_global[4];
|
double tx = params_global[4];
|
||||||
double ty = clnf_model.params_global[5];
|
double ty = params_global[5];
|
||||||
|
|
||||||
cv::Vec2d T(tx, ty);
|
cv::Vec2d T(tx, ty);
|
||||||
T = scale_rot_matrix * T;
|
T = scale_rot_matrix * T;
|
||||||
|
|
@ -151,16 +155,16 @@ namespace FaceAnalysis
|
||||||
}
|
}
|
||||||
|
|
||||||
// Aligning a face to a common reference frame
|
// Aligning a face to a common reference frame
|
||||||
void AlignFaceMask(cv::Mat& aligned_face, const cv::Mat& frame, const LandmarkDetector::CLNF& clnf_model, const cv::Mat_<int>& triangulation, bool rigid, double sim_scale, int out_width, int out_height)
|
void AlignFaceMask(cv::Mat& aligned_face, const cv::Mat& frame, const cv::Mat_<float>& detected_landmarks, cv::Vec6f params_global, const PDM& pdm, const cv::Mat_<int>& triangulation, bool rigid, float sim_scale, int out_width, int out_height)
|
||||||
{
|
{
|
||||||
// Will warp to scaled mean shape
|
// Will warp to scaled mean shape
|
||||||
cv::Mat_<double> similarity_normalised_shape = clnf_model.pdm.mean_shape * sim_scale;
|
cv::Mat_<float> similarity_normalised_shape = pdm.mean_shape * sim_scale;
|
||||||
|
|
||||||
// Discard the z component
|
// Discard the z component
|
||||||
similarity_normalised_shape = similarity_normalised_shape(cv::Rect(0, 0, 1, 2*similarity_normalised_shape.rows/3)).clone();
|
similarity_normalised_shape = similarity_normalised_shape(cv::Rect(0, 0, 1, 2*similarity_normalised_shape.rows/3)).clone();
|
||||||
|
|
||||||
cv::Mat_<double> source_landmarks = clnf_model.detected_landmarks.reshape(1, 2).t();
|
cv::Mat_<float> source_landmarks = detected_landmarks.reshape(1, 2).t();
|
||||||
cv::Mat_<double> destination_landmarks = similarity_normalised_shape.reshape(1, 2).t();
|
cv::Mat_<float> destination_landmarks = similarity_normalised_shape.reshape(1, 2).t();
|
||||||
|
|
||||||
// Aligning only the more rigid points
|
// Aligning only the more rigid points
|
||||||
if(rigid)
|
if(rigid)
|
||||||
|
|
@ -168,18 +172,18 @@ namespace FaceAnalysis
|
||||||
extract_rigid_points(source_landmarks, destination_landmarks);
|
extract_rigid_points(source_landmarks, destination_landmarks);
|
||||||
}
|
}
|
||||||
|
|
||||||
cv::Matx22d scale_rot_matrix = LandmarkDetector::AlignShapesWithScale(source_landmarks, destination_landmarks);
|
cv::Matx22f scale_rot_matrix = AlignShapesWithScale(source_landmarks, destination_landmarks);
|
||||||
cv::Matx23d warp_matrix;
|
cv::Matx23f warp_matrix;
|
||||||
|
|
||||||
warp_matrix(0,0) = scale_rot_matrix(0,0);
|
warp_matrix(0,0) = scale_rot_matrix(0,0);
|
||||||
warp_matrix(0,1) = scale_rot_matrix(0,1);
|
warp_matrix(0,1) = scale_rot_matrix(0,1);
|
||||||
warp_matrix(1,0) = scale_rot_matrix(1,0);
|
warp_matrix(1,0) = scale_rot_matrix(1,0);
|
||||||
warp_matrix(1,1) = scale_rot_matrix(1,1);
|
warp_matrix(1,1) = scale_rot_matrix(1,1);
|
||||||
|
|
||||||
double tx = clnf_model.params_global[4];
|
float tx = params_global[4];
|
||||||
double ty = clnf_model.params_global[5];
|
float ty = params_global[5];
|
||||||
|
|
||||||
cv::Vec2d T(tx, ty);
|
cv::Vec2f T(tx, ty);
|
||||||
T = scale_rot_matrix * T;
|
T = scale_rot_matrix * T;
|
||||||
|
|
||||||
// Make sure centering is correct
|
// Make sure centering is correct
|
||||||
|
|
@ -189,31 +193,31 @@ namespace FaceAnalysis
|
||||||
cv::warpAffine(frame, aligned_face, warp_matrix, cv::Size(out_width, out_height), cv::INTER_LINEAR);
|
cv::warpAffine(frame, aligned_face, warp_matrix, cv::Size(out_width, out_height), cv::INTER_LINEAR);
|
||||||
|
|
||||||
// Move the destination landmarks there as well
|
// Move the destination landmarks there as well
|
||||||
cv::Matx22d warp_matrix_2d(warp_matrix(0,0), warp_matrix(0,1), warp_matrix(1,0), warp_matrix(1,1));
|
cv::Matx22f warp_matrix_2d(warp_matrix(0,0), warp_matrix(0,1), warp_matrix(1,0), warp_matrix(1,1));
|
||||||
|
|
||||||
destination_landmarks = cv::Mat(clnf_model.detected_landmarks.reshape(1, 2).t()) * cv::Mat(warp_matrix_2d).t();
|
destination_landmarks = cv::Mat(detected_landmarks.reshape(1, 2).t()) * cv::Mat(warp_matrix_2d).t();
|
||||||
|
|
||||||
destination_landmarks.col(0) = destination_landmarks.col(0) + warp_matrix(0,2);
|
destination_landmarks.col(0) = destination_landmarks.col(0) + warp_matrix(0,2);
|
||||||
destination_landmarks.col(1) = destination_landmarks.col(1) + warp_matrix(1,2);
|
destination_landmarks.col(1) = destination_landmarks.col(1) + warp_matrix(1,2);
|
||||||
|
|
||||||
// Move the eyebrows up to include more of upper face
|
// Move the eyebrows up to include more of upper face
|
||||||
destination_landmarks.at<double>(0,1) -= (30/0.7)*sim_scale;
|
destination_landmarks.at<float>(0,1) -= (30/0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(16,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(16,1) -= (30 / 0.7)*sim_scale;
|
||||||
|
|
||||||
destination_landmarks.at<double>(17,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(17,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(18,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(18,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(19,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(19,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(20,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(20,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(21,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(21,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(22,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(22,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(23,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(23,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(24,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(24,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(25,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(25,1) -= (30 / 0.7)*sim_scale;
|
||||||
destination_landmarks.at<double>(26,1) -= (30 / 0.7)*sim_scale;
|
destination_landmarks.at<float>(26,1) -= (30 / 0.7)*sim_scale;
|
||||||
|
|
||||||
destination_landmarks = cv::Mat(destination_landmarks.t()).reshape(1, 1).t();
|
destination_landmarks = cv::Mat(destination_landmarks.t()).reshape(1, 1).t();
|
||||||
|
|
||||||
LandmarkDetector::PAW paw(destination_landmarks, triangulation, 0, 0, aligned_face.cols-1, aligned_face.rows-1);
|
PAW paw(destination_landmarks, triangulation, 0, 0, aligned_face.cols-1, aligned_face.rows-1);
|
||||||
|
|
||||||
// Mask each of the channels (a bit of a roundabout way, but OpenCV 3.1 in debug mode doesn't seem to be able to handle a more direct way using split and merge)
|
// Mask each of the channels (a bit of a roundabout way, but OpenCV 3.1 in debug mode doesn't seem to be able to handle a more direct way using split and merge)
|
||||||
vector<cv::Mat> aligned_face_channels(aligned_face.channels());
|
vector<cv::Mat> aligned_face_channels(aligned_face.channels());
|
||||||
|
|
@ -355,4 +359,298 @@ namespace FaceAnalysis
|
||||||
new_descriptor.copyTo(descriptors.row(row_to_change));
|
new_descriptor.copyTo(descriptors.row(row_to_change));
|
||||||
}
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Point set and landmark manipulation functions
|
||||||
|
//===========================================================================
|
||||||
|
// Using Kabsch's algorithm for aligning shapes
|
||||||
|
//This assumes that align_from and align_to are already mean normalised
|
||||||
|
cv::Matx22f AlignShapesKabsch2D(const cv::Mat_<float>& align_from, const cv::Mat_<float>& align_to)
|
||||||
|
{
|
||||||
|
|
||||||
|
cv::SVD svd(align_from.t() * align_to);
|
||||||
|
|
||||||
|
// make sure no reflection is there
|
||||||
|
// corr ensures that we do only rotaitons and not reflections
|
||||||
|
float d = cv::determinant(svd.vt.t() * svd.u.t());
|
||||||
|
|
||||||
|
cv::Matx22f corr = cv::Matx22f::eye();
|
||||||
|
if (d > 0)
|
||||||
|
{
|
||||||
|
corr(1, 1) = 1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
corr(1, 1) = -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
cv::Matx22f R;
|
||||||
|
cv::Mat(svd.vt.t()*cv::Mat(corr)*svd.u.t()).copyTo(R);
|
||||||
|
|
||||||
|
return R;
|
||||||
|
}
|
||||||
|
|
||||||
|
//=============================================================================
|
||||||
|
// Basically Kabsch's algorithm but also allows the collection of points to be different in scale from each other
|
||||||
|
cv::Matx22f AlignShapesWithScale(cv::Mat_<float>& src, cv::Mat_<float> dst)
|
||||||
|
{
|
||||||
|
int n = src.rows;
|
||||||
|
|
||||||
|
// First we mean normalise both src and dst
|
||||||
|
float mean_src_x = cv::mean(src.col(0))[0];
|
||||||
|
float mean_src_y = cv::mean(src.col(1))[0];
|
||||||
|
|
||||||
|
float mean_dst_x = cv::mean(dst.col(0))[0];
|
||||||
|
float mean_dst_y = cv::mean(dst.col(1))[0];
|
||||||
|
|
||||||
|
cv::Mat_<float> src_mean_normed = src.clone();
|
||||||
|
src_mean_normed.col(0) = src_mean_normed.col(0) - mean_src_x;
|
||||||
|
src_mean_normed.col(1) = src_mean_normed.col(1) - mean_src_y;
|
||||||
|
|
||||||
|
cv::Mat_<float> dst_mean_normed = dst.clone();
|
||||||
|
dst_mean_normed.col(0) = dst_mean_normed.col(0) - mean_dst_x;
|
||||||
|
dst_mean_normed.col(1) = dst_mean_normed.col(1) - mean_dst_y;
|
||||||
|
|
||||||
|
// Find the scaling factor of each
|
||||||
|
cv::Mat src_sq;
|
||||||
|
cv::pow(src_mean_normed, 2, src_sq);
|
||||||
|
|
||||||
|
cv::Mat dst_sq;
|
||||||
|
cv::pow(dst_mean_normed, 2, dst_sq);
|
||||||
|
|
||||||
|
float s_src = sqrt(cv::sum(src_sq)[0] / n);
|
||||||
|
float s_dst = sqrt(cv::sum(dst_sq)[0] / n);
|
||||||
|
|
||||||
|
src_mean_normed = src_mean_normed / s_src;
|
||||||
|
dst_mean_normed = dst_mean_normed / s_dst;
|
||||||
|
|
||||||
|
float s = s_dst / s_src;
|
||||||
|
|
||||||
|
// Get the rotation
|
||||||
|
cv::Matx22f R = AlignShapesKabsch2D(src_mean_normed, dst_mean_normed);
|
||||||
|
|
||||||
|
cv::Matx22f A;
|
||||||
|
cv::Mat(s * R).copyTo(A);
|
||||||
|
|
||||||
|
cv::Mat_<float> aligned = (cv::Mat(cv::Mat(A) * src.t())).t();
|
||||||
|
cv::Mat_<float> offset = dst - aligned;
|
||||||
|
|
||||||
|
float t_x = cv::mean(offset.col(0))[0];
|
||||||
|
float t_y = cv::mean(offset.col(1))[0];
|
||||||
|
|
||||||
|
return A;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Visualisation functions
|
||||||
|
//===========================================================================
|
||||||
|
void Project(cv::Mat_<float>& dest, const cv::Mat_<float>& mesh, float fx, float fy, float cx, float cy)
|
||||||
|
{
|
||||||
|
dest = cv::Mat_<float>(mesh.rows, 2, 0.0);
|
||||||
|
|
||||||
|
int num_points = mesh.rows;
|
||||||
|
|
||||||
|
float X, Y, Z;
|
||||||
|
|
||||||
|
|
||||||
|
cv::Mat_<float>::const_iterator mData = mesh.begin();
|
||||||
|
cv::Mat_<float>::iterator projected = dest.begin();
|
||||||
|
|
||||||
|
for (int i = 0; i < num_points; i++)
|
||||||
|
{
|
||||||
|
// Get the points
|
||||||
|
X = *(mData++);
|
||||||
|
Y = *(mData++);
|
||||||
|
Z = *(mData++);
|
||||||
|
|
||||||
|
float x;
|
||||||
|
float y;
|
||||||
|
|
||||||
|
// if depth is 0 the projection is different
|
||||||
|
if (Z != 0)
|
||||||
|
{
|
||||||
|
x = ((X * fx / Z) + cx);
|
||||||
|
y = ((Y * fy / Z) + cy);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
x = X;
|
||||||
|
y = Y;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Project and store in dest matrix
|
||||||
|
(*projected++) = x;
|
||||||
|
(*projected++) = y;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Angle representation conversion helpers
|
||||||
|
//===========================================================================
|
||||||
|
|
||||||
|
// Using the XYZ convention R = Rx * Ry * Rz, left-handed positive sign
|
||||||
|
cv::Matx33f Euler2RotationMatrix(const cv::Vec3f& eulerAngles)
|
||||||
|
{
|
||||||
|
cv::Matx33f rotation_matrix;
|
||||||
|
|
||||||
|
float s1 = sin(eulerAngles[0]);
|
||||||
|
float s2 = sin(eulerAngles[1]);
|
||||||
|
float s3 = sin(eulerAngles[2]);
|
||||||
|
|
||||||
|
float c1 = cos(eulerAngles[0]);
|
||||||
|
float c2 = cos(eulerAngles[1]);
|
||||||
|
float c3 = cos(eulerAngles[2]);
|
||||||
|
|
||||||
|
rotation_matrix(0, 0) = c2 * c3;
|
||||||
|
rotation_matrix(0, 1) = -c2 *s3;
|
||||||
|
rotation_matrix(0, 2) = s2;
|
||||||
|
rotation_matrix(1, 0) = c1 * s3 + c3 * s1 * s2;
|
||||||
|
rotation_matrix(1, 1) = c1 * c3 - s1 * s2 * s3;
|
||||||
|
rotation_matrix(1, 2) = -c2 * s1;
|
||||||
|
rotation_matrix(2, 0) = s1 * s3 - c1 * c3 * s2;
|
||||||
|
rotation_matrix(2, 1) = c3 * s1 + c1 * s2 * s3;
|
||||||
|
rotation_matrix(2, 2) = c1 * c2;
|
||||||
|
|
||||||
|
return rotation_matrix;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Using the XYZ convention R = Rx * Ry * Rz, left-handed positive sign
|
||||||
|
cv::Vec3f RotationMatrix2Euler(const cv::Matx33f& rotation_matrix)
|
||||||
|
{
|
||||||
|
float q0 = sqrt(1 + rotation_matrix(0, 0) + rotation_matrix(1, 1) + rotation_matrix(2, 2)) / 2.0f;
|
||||||
|
float q1 = (rotation_matrix(2, 1) - rotation_matrix(1, 2)) / (4.0f*q0);
|
||||||
|
float q2 = (rotation_matrix(0, 2) - rotation_matrix(2, 0)) / (4.0f*q0);
|
||||||
|
float q3 = (rotation_matrix(1, 0) - rotation_matrix(0, 1)) / (4.0f*q0);
|
||||||
|
|
||||||
|
float t1 = 2.0f * (q0*q2 + q1*q3);
|
||||||
|
|
||||||
|
float yaw = asin(2.0 * (q0*q2 + q1*q3));
|
||||||
|
float pitch = atan2(2.0 * (q0*q1 - q2*q3), q0*q0 - q1*q1 - q2*q2 + q3*q3);
|
||||||
|
float roll = atan2(2.0 * (q0*q3 - q1*q2), q0*q0 + q1*q1 - q2*q2 - q3*q3);
|
||||||
|
|
||||||
|
return cv::Vec3f(pitch, yaw, roll);
|
||||||
|
}
|
||||||
|
|
||||||
|
cv::Vec3f Euler2AxisAngle(const cv::Vec3f& euler)
|
||||||
|
{
|
||||||
|
cv::Matx33f rotMatrix = Euler2RotationMatrix(euler);
|
||||||
|
cv::Vec3f axis_angle;
|
||||||
|
cv::Rodrigues(rotMatrix, axis_angle);
|
||||||
|
return axis_angle;
|
||||||
|
}
|
||||||
|
|
||||||
|
cv::Vec3f AxisAngle2Euler(const cv::Vec3f& axis_angle)
|
||||||
|
{
|
||||||
|
cv::Matx33f rotation_matrix;
|
||||||
|
cv::Rodrigues(axis_angle, rotation_matrix);
|
||||||
|
return RotationMatrix2Euler(rotation_matrix);
|
||||||
|
}
|
||||||
|
|
||||||
|
cv::Matx33f AxisAngle2RotationMatrix(const cv::Vec3f& axis_angle)
|
||||||
|
{
|
||||||
|
cv::Matx33f rotation_matrix;
|
||||||
|
cv::Rodrigues(axis_angle, rotation_matrix);
|
||||||
|
return rotation_matrix;
|
||||||
|
}
|
||||||
|
|
||||||
|
cv::Vec3f RotationMatrix2AxisAngle(const cv::Matx33f& rotation_matrix)
|
||||||
|
{
|
||||||
|
cv::Vec3f axis_angle;
|
||||||
|
cv::Rodrigues(rotation_matrix, axis_angle);
|
||||||
|
return axis_angle;
|
||||||
|
}
|
||||||
|
|
||||||
|
//============================================================================
|
||||||
|
// Matrix reading functionality
|
||||||
|
//============================================================================
|
||||||
|
|
||||||
|
// Reading in a matrix from a stream
|
||||||
|
void ReadMat(std::ifstream& stream, cv::Mat &output_mat)
|
||||||
|
{
|
||||||
|
// Read in the number of rows, columns and the data type
|
||||||
|
int row, col, type;
|
||||||
|
|
||||||
|
stream >> row >> col >> type;
|
||||||
|
|
||||||
|
output_mat = cv::Mat(row, col, type);
|
||||||
|
|
||||||
|
switch (output_mat.type())
|
||||||
|
{
|
||||||
|
case CV_64FC1:
|
||||||
|
{
|
||||||
|
cv::MatIterator_<double> begin_it = output_mat.begin<double>();
|
||||||
|
cv::MatIterator_<double> end_it = output_mat.end<double>();
|
||||||
|
|
||||||
|
while (begin_it != end_it)
|
||||||
|
{
|
||||||
|
stream >> *begin_it++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case CV_32FC1:
|
||||||
|
{
|
||||||
|
cv::MatIterator_<float> begin_it = output_mat.begin<float>();
|
||||||
|
cv::MatIterator_<float> end_it = output_mat.end<float>();
|
||||||
|
|
||||||
|
while (begin_it != end_it)
|
||||||
|
{
|
||||||
|
stream >> *begin_it++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case CV_32SC1:
|
||||||
|
{
|
||||||
|
cv::MatIterator_<int> begin_it = output_mat.begin<int>();
|
||||||
|
cv::MatIterator_<int> end_it = output_mat.end<int>();
|
||||||
|
while (begin_it != end_it)
|
||||||
|
{
|
||||||
|
stream >> *begin_it++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case CV_8UC1:
|
||||||
|
{
|
||||||
|
cv::MatIterator_<uchar> begin_it = output_mat.begin<uchar>();
|
||||||
|
cv::MatIterator_<uchar> end_it = output_mat.end<uchar>();
|
||||||
|
while (begin_it != end_it)
|
||||||
|
{
|
||||||
|
stream >> *begin_it++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
printf("ERROR(%s,%d) : Unsupported Matrix type %d!\n", __FILE__, __LINE__, output_mat.type()); abort();
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ReadMatBin(std::ifstream& stream, cv::Mat &output_mat)
|
||||||
|
{
|
||||||
|
// Read in the number of rows, columns and the data type
|
||||||
|
int row, col, type;
|
||||||
|
|
||||||
|
stream.read((char*)&row, 4);
|
||||||
|
stream.read((char*)&col, 4);
|
||||||
|
stream.read((char*)&type, 4);
|
||||||
|
|
||||||
|
output_mat = cv::Mat(row, col, type);
|
||||||
|
int size = output_mat.rows * output_mat.cols * output_mat.elemSize();
|
||||||
|
stream.read((char *)output_mat.data, size);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
// Skipping lines that start with # (together with empty lines)
|
||||||
|
void SkipComments(std::ifstream& stream)
|
||||||
|
{
|
||||||
|
while (stream.peek() == '#' || stream.peek() == '\n' || stream.peek() == ' ' || stream.peek() == '\r')
|
||||||
|
{
|
||||||
|
std::string skipped;
|
||||||
|
std::getline(stream, skipped);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
}
|
}
|
||||||
514
lib/local/FaceAnalyser/src/PAW.cpp
Normal file
514
lib/local/FaceAnalyser/src/PAW.cpp
Normal file
|
|
@ -0,0 +1,514 @@
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
|
||||||
|
// 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, Peter Robinson, and Louis-Philippe Morency.
|
||||||
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
|
//
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
|
||||||
|
#include "PAW.h"
|
||||||
|
|
||||||
|
// OpenCV includes
|
||||||
|
#include <opencv2/core/core.hpp>
|
||||||
|
#include <opencv2/imgproc.hpp>
|
||||||
|
|
||||||
|
#include "Face_utils.h"
|
||||||
|
|
||||||
|
using namespace FaceAnalysis;
|
||||||
|
|
||||||
|
// Copy constructor
|
||||||
|
PAW::PAW(const PAW& other) : destination_landmarks(other.destination_landmarks.clone()), source_landmarks(other.source_landmarks.clone()), triangulation(other.triangulation.clone()),
|
||||||
|
triangle_id(other.triangle_id.clone()), pixel_mask(other.pixel_mask.clone()), coefficients(other.coefficients.clone()), alpha(other.alpha.clone()), beta(other.beta.clone()), map_x(other.map_x.clone()), map_y(other.map_y.clone())
|
||||||
|
{
|
||||||
|
this->number_of_pixels = other.number_of_pixels;
|
||||||
|
this->min_x = other.min_x;
|
||||||
|
this->min_y = other.min_y;
|
||||||
|
}
|
||||||
|
|
||||||
|
// A constructor from destination shape and triangulation
|
||||||
|
PAW::PAW(const cv::Mat_<float>& destination_shape, const cv::Mat_<int>& triangulation)
|
||||||
|
{
|
||||||
|
// Initialise some variables directly
|
||||||
|
this->destination_landmarks = destination_shape;
|
||||||
|
this->triangulation = triangulation;
|
||||||
|
|
||||||
|
int num_points = destination_shape.rows/2;
|
||||||
|
|
||||||
|
int num_tris = triangulation.rows;
|
||||||
|
|
||||||
|
// Pre-compute the rest
|
||||||
|
alpha = cv::Mat_<float>(num_tris, 3);
|
||||||
|
beta = cv::Mat_<float>(num_tris, 3);
|
||||||
|
|
||||||
|
cv::Mat_<float> xs = destination_shape(cv::Rect(0, 0, 1, num_points));
|
||||||
|
cv::Mat_<float> ys = destination_shape(cv::Rect(0, num_points, 1, num_points));
|
||||||
|
|
||||||
|
// Create a vector representation of the control points
|
||||||
|
std::vector<std::vector<float>> destination_points;
|
||||||
|
|
||||||
|
for (int tri = 0; tri < num_tris; ++tri)
|
||||||
|
{
|
||||||
|
int j = triangulation.at<int>(tri, 0);
|
||||||
|
int k = triangulation.at<int>(tri, 1);
|
||||||
|
int l = triangulation.at<int>(tri, 2);
|
||||||
|
|
||||||
|
float c1 = ys.at<float>(l) - ys.at<float>(j);
|
||||||
|
float c2 = xs.at<float>(l) - xs.at<float>(j);
|
||||||
|
float c4 = ys.at<float>(k) - ys.at<float>(j);
|
||||||
|
float c3 = xs.at<float>(k) - xs.at<float>(j);
|
||||||
|
|
||||||
|
float c5 = c3*c1 - c2*c4;
|
||||||
|
|
||||||
|
alpha.at<float>(tri, 0) = (ys.at<float>(j) * c2 - xs.at<float>(j) * c1) / c5;
|
||||||
|
alpha.at<float>(tri, 1) = c1/c5;
|
||||||
|
alpha.at<float>(tri, 2) = -c2/c5;
|
||||||
|
|
||||||
|
beta.at<float>(tri, 0) = (xs.at<float>(j) * c4 - ys.at<float>(j) * c3)/c5;
|
||||||
|
beta.at<float>(tri, 1) = -c4/c5;
|
||||||
|
beta.at<float>(tri, 2) = c3/c5;
|
||||||
|
|
||||||
|
// Add points corresponding to triangles as optimisation
|
||||||
|
std::vector<float> triangle_points(10);
|
||||||
|
|
||||||
|
triangle_points[0] = xs.at<float>(j);
|
||||||
|
triangle_points[1] = ys.at<float>(j);
|
||||||
|
triangle_points[2] = xs.at<float>(k);
|
||||||
|
triangle_points[3] = ys.at<float>(k);
|
||||||
|
triangle_points[4] = xs.at<float>(l);
|
||||||
|
triangle_points[5] = ys.at<float>(l);
|
||||||
|
|
||||||
|
cv::Vec3f xs_three(triangle_points[0], triangle_points[2], triangle_points[4]);
|
||||||
|
cv::Vec3f ys_three(triangle_points[1], triangle_points[3], triangle_points[5]);
|
||||||
|
|
||||||
|
double min_x, max_x, min_y, max_y;
|
||||||
|
cv::minMaxIdx(xs_three, &min_x, &max_x);
|
||||||
|
cv::minMaxIdx(ys_three, &min_y, &max_y);
|
||||||
|
|
||||||
|
triangle_points[6] = (float) max_x;
|
||||||
|
triangle_points[7] = (float) max_y;
|
||||||
|
|
||||||
|
triangle_points[8] = (float) min_x;
|
||||||
|
triangle_points[9] = (float) min_y;
|
||||||
|
|
||||||
|
destination_points.push_back(triangle_points);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
double max_x;
|
||||||
|
double max_y;
|
||||||
|
double min_x_d;
|
||||||
|
double min_y_d;
|
||||||
|
|
||||||
|
minMaxLoc(xs, &min_x_d, &max_x);
|
||||||
|
minMaxLoc(ys, &min_y_d, &max_y);
|
||||||
|
|
||||||
|
min_x = min_x_d;
|
||||||
|
min_y = min_y_d;
|
||||||
|
|
||||||
|
int w = (int)(max_x - min_x + 1.5);
|
||||||
|
int h = (int)(max_y - min_y + 1.5);
|
||||||
|
|
||||||
|
// Round the min_x and min_y for simplicity?
|
||||||
|
|
||||||
|
pixel_mask = cv::Mat_<uchar>(h, w, (uchar)0);
|
||||||
|
triangle_id = cv::Mat_<int>(h, w, -1);
|
||||||
|
|
||||||
|
int curr_tri = -1;
|
||||||
|
|
||||||
|
for(int y = 0; y < pixel_mask.rows; y++)
|
||||||
|
{
|
||||||
|
for(int x = 0; x < pixel_mask.cols; x++)
|
||||||
|
{
|
||||||
|
curr_tri = findTriangle(cv::Point_<float>(x + min_x, y + min_y), destination_points, curr_tri);
|
||||||
|
// If there is a triangle at this location
|
||||||
|
if(curr_tri != -1)
|
||||||
|
{
|
||||||
|
triangle_id.at<int>(y, x) = curr_tri;
|
||||||
|
pixel_mask.at<uchar>(y, x) = 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Preallocate maps and coefficients
|
||||||
|
coefficients.create(num_tris, 6);
|
||||||
|
map_x.create(pixel_mask.rows,pixel_mask.cols);
|
||||||
|
map_y.create(pixel_mask.rows,pixel_mask.cols);
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
// Manually define min and max values
|
||||||
|
PAW::PAW(const cv::Mat_<float>& destination_shape, const cv::Mat_<int>& triangulation, float in_min_x, float in_min_y, float in_max_x, float in_max_y)
|
||||||
|
{
|
||||||
|
// Initialise some variables directly
|
||||||
|
this->destination_landmarks = destination_shape;
|
||||||
|
this->triangulation = triangulation;
|
||||||
|
|
||||||
|
int num_points = destination_shape.rows/2;
|
||||||
|
|
||||||
|
int num_tris = triangulation.rows;
|
||||||
|
|
||||||
|
// Pre-compute the rest
|
||||||
|
alpha = cv::Mat_<float>(num_tris, 3);
|
||||||
|
beta = cv::Mat_<float>(num_tris, 3);
|
||||||
|
|
||||||
|
cv::Mat_<float> xs = destination_shape(cv::Rect(0, 0, 1, num_points));
|
||||||
|
cv::Mat_<float> ys = destination_shape(cv::Rect(0, num_points, 1, num_points));
|
||||||
|
|
||||||
|
// Create a vector representation of the control points
|
||||||
|
std::vector<std::vector<float>> destination_points;
|
||||||
|
|
||||||
|
for (int tri = 0; tri < num_tris; ++tri)
|
||||||
|
{
|
||||||
|
int j = triangulation.at<int>(tri, 0);
|
||||||
|
int k = triangulation.at<int>(tri, 1);
|
||||||
|
int l = triangulation.at<int>(tri, 2);
|
||||||
|
|
||||||
|
float c1 = ys.at<float>(l) - ys.at<float>(j);
|
||||||
|
float c2 = xs.at<float>(l) - xs.at<float>(j);
|
||||||
|
float c4 = ys.at<float>(k) - ys.at<float>(j);
|
||||||
|
float c3 = xs.at<float>(k) - xs.at<float>(j);
|
||||||
|
|
||||||
|
float c5 = c3*c1 - c2*c4;
|
||||||
|
|
||||||
|
alpha.at<float>(tri, 0) = (ys.at<float>(j) * c2 - xs.at<float>(j) * c1) / c5;
|
||||||
|
alpha.at<float>(tri, 1) = c1/c5;
|
||||||
|
alpha.at<float>(tri, 2) = -c2/c5;
|
||||||
|
|
||||||
|
beta.at<float>(tri, 0) = (xs.at<float>(j) * c4 - ys.at<float>(j) * c3)/c5;
|
||||||
|
beta.at<float>(tri, 1) = -c4/c5;
|
||||||
|
beta.at<float>(tri, 2) = c3/c5;
|
||||||
|
|
||||||
|
// Add points corresponding to triangles as optimisation
|
||||||
|
std::vector<float> triangle_points(10);
|
||||||
|
|
||||||
|
triangle_points[0] = xs.at<float>(j);
|
||||||
|
triangle_points[1] = ys.at<float>(j);
|
||||||
|
triangle_points[2] = xs.at<float>(k);
|
||||||
|
triangle_points[3] = ys.at<float>(k);
|
||||||
|
triangle_points[4] = xs.at<float>(l);
|
||||||
|
triangle_points[5] = ys.at<float>(l);
|
||||||
|
|
||||||
|
cv::Vec3f xs_three(triangle_points[0], triangle_points[2], triangle_points[4]);
|
||||||
|
cv::Vec3f ys_three(triangle_points[1], triangle_points[3], triangle_points[5]);
|
||||||
|
|
||||||
|
double min_x, max_x, min_y, max_y;
|
||||||
|
cv::minMaxIdx(xs_three, &min_x, &max_x);
|
||||||
|
cv::minMaxIdx(ys_three, &min_y, &max_y);
|
||||||
|
|
||||||
|
triangle_points[6] = (float)max_x;
|
||||||
|
triangle_points[7] = (float)max_y;
|
||||||
|
|
||||||
|
triangle_points[8] = (float)min_x;
|
||||||
|
triangle_points[9] = (float)min_y;
|
||||||
|
|
||||||
|
destination_points.push_back(triangle_points);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
float max_x;
|
||||||
|
float max_y;
|
||||||
|
|
||||||
|
min_x = in_min_x;
|
||||||
|
min_y = in_min_y;
|
||||||
|
|
||||||
|
max_x = in_max_x;
|
||||||
|
max_y = in_max_y;
|
||||||
|
|
||||||
|
int w = (int)(max_x - min_x + 1.5);
|
||||||
|
int h = (int)(max_y - min_y + 1.5);
|
||||||
|
|
||||||
|
// Round the min_x and min_y for simplicity?
|
||||||
|
|
||||||
|
pixel_mask = cv::Mat_<uchar>(h, w, (uchar)0);
|
||||||
|
triangle_id = cv::Mat_<int>(h, w, -1);
|
||||||
|
|
||||||
|
int curr_tri = -1;
|
||||||
|
|
||||||
|
for(int y = 0; y < pixel_mask.rows; y++)
|
||||||
|
{
|
||||||
|
for(int x = 0; x < pixel_mask.cols; x++)
|
||||||
|
{
|
||||||
|
curr_tri = findTriangle(cv::Point_<float>(x + min_x, y + min_y), destination_points, curr_tri);
|
||||||
|
// If there is a triangle at this location
|
||||||
|
if(curr_tri != -1)
|
||||||
|
{
|
||||||
|
triangle_id.at<int>(y, x) = curr_tri;
|
||||||
|
pixel_mask.at<uchar>(y, x) = 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Preallocate maps and coefficients
|
||||||
|
coefficients.create(num_tris, 6);
|
||||||
|
map_x.create(pixel_mask.rows,pixel_mask.cols);
|
||||||
|
map_y.create(pixel_mask.rows,pixel_mask.cols);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
void PAW::Read(std::ifstream& stream)
|
||||||
|
{
|
||||||
|
|
||||||
|
stream.read ((char*)&number_of_pixels, 4);
|
||||||
|
double min_x_d, min_y_d;
|
||||||
|
stream.read ((char*)&min_x_d, 8);
|
||||||
|
stream.read ((char*)&min_y_d, 8);
|
||||||
|
min_x = (float)min_x_d;
|
||||||
|
min_y = (float)min_y_d;
|
||||||
|
|
||||||
|
cv::Mat_<double> destination_landmarks_d;
|
||||||
|
ReadMatBin(stream, destination_landmarks_d);
|
||||||
|
destination_landmarks_d.convertTo(destination_landmarks, CV_32F);
|
||||||
|
|
||||||
|
ReadMatBin(stream, triangulation);
|
||||||
|
|
||||||
|
ReadMatBin(stream, triangle_id);
|
||||||
|
|
||||||
|
cv::Mat tmpMask;
|
||||||
|
ReadMatBin(stream, tmpMask);
|
||||||
|
tmpMask.convertTo(pixel_mask, CV_8U);
|
||||||
|
|
||||||
|
cv::Mat_<double> alpha_d;
|
||||||
|
ReadMatBin(stream, alpha_d);
|
||||||
|
alpha_d.convertTo(alpha, CV_32F);
|
||||||
|
|
||||||
|
cv::Mat_<double> beta_d;
|
||||||
|
ReadMatBin(stream, beta_d);
|
||||||
|
beta_d.convertTo(beta, CV_32F);
|
||||||
|
|
||||||
|
map_x.create(pixel_mask.rows,pixel_mask.cols);
|
||||||
|
map_y.create(pixel_mask.rows,pixel_mask.cols);
|
||||||
|
|
||||||
|
coefficients.create(this->NumberOfTriangles(),6);
|
||||||
|
|
||||||
|
source_landmarks = destination_landmarks;
|
||||||
|
}
|
||||||
|
|
||||||
|
//=============================================================================
|
||||||
|
// cropping from the source image to the destination image using the shape in s, used to determine if shape fitting converged successfully
|
||||||
|
void PAW::Warp(const cv::Mat& image_to_warp, cv::Mat& destination_image, const cv::Mat_<float>& landmarks_to_warp)
|
||||||
|
{
|
||||||
|
|
||||||
|
// set the current shape
|
||||||
|
source_landmarks = landmarks_to_warp.clone();
|
||||||
|
|
||||||
|
// prepare the mapping coefficients using the current shape
|
||||||
|
this->CalcCoeff();
|
||||||
|
|
||||||
|
// Do the actual mapping computation (where to warp from)
|
||||||
|
this->WarpRegion(map_x, map_y);
|
||||||
|
|
||||||
|
// Do the actual warp (with bi-linear interpolation)
|
||||||
|
remap(image_to_warp, destination_image, map_x, map_y, CV_INTER_LINEAR);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
//=============================================================================
|
||||||
|
// Calculate the warping coefficients
|
||||||
|
void PAW::CalcCoeff()
|
||||||
|
{
|
||||||
|
int p = this->NumberOfLandmarks();
|
||||||
|
|
||||||
|
for(int l = 0; l < this->NumberOfTriangles(); l++)
|
||||||
|
{
|
||||||
|
|
||||||
|
int i = triangulation.at<int>(l,0);
|
||||||
|
int j = triangulation.at<int>(l,1);
|
||||||
|
int k = triangulation.at<int>(l,2);
|
||||||
|
|
||||||
|
float c1 = source_landmarks.at<float>(i , 0);
|
||||||
|
float c2 = source_landmarks.at<float>(j , 0) - c1;
|
||||||
|
float c3 = source_landmarks.at<float>(k , 0) - c1;
|
||||||
|
float c4 = source_landmarks.at<float>(i + p, 0);
|
||||||
|
float c5 = source_landmarks.at<float>(j + p, 0) - c4;
|
||||||
|
float c6 = source_landmarks.at<float>(k + p, 0) - c4;
|
||||||
|
|
||||||
|
// Get a pointer to the coefficient we will be precomputing
|
||||||
|
float *coeff = coefficients.ptr<float>(l);
|
||||||
|
|
||||||
|
// Extract the relevant alphas and betas
|
||||||
|
float *c_alpha = alpha.ptr<float>(l);
|
||||||
|
float *c_beta = beta.ptr<float>(l);
|
||||||
|
|
||||||
|
coeff[0] = c1 + c2 * c_alpha[0] + c3 * c_beta[0];
|
||||||
|
coeff[1] = c2 * c_alpha[1] + c3 * c_beta[1];
|
||||||
|
coeff[2] = c2 * c_alpha[2] + c3 * c_beta[2];
|
||||||
|
coeff[3] = c4 + c5 * c_alpha[0] + c6 * c_beta[0];
|
||||||
|
coeff[4] = c5 * c_alpha[1] + c6 * c_beta[1];
|
||||||
|
coeff[5] = c5 * c_alpha[2] + c6 * c_beta[2];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//======================================================================
|
||||||
|
// Compute the mapping coefficients
|
||||||
|
void PAW::WarpRegion(cv::Mat_<float>& mapx, cv::Mat_<float>& mapy)
|
||||||
|
{
|
||||||
|
|
||||||
|
cv::MatIterator_<float> xp = mapx.begin();
|
||||||
|
cv::MatIterator_<float> yp = mapy.begin();
|
||||||
|
cv::MatIterator_<uchar> mp = pixel_mask.begin();
|
||||||
|
cv::MatIterator_<int> tp = triangle_id.begin();
|
||||||
|
|
||||||
|
// The coefficients corresponding to the current triangle
|
||||||
|
float * a;
|
||||||
|
|
||||||
|
// Current triangle being processed
|
||||||
|
int k=-1;
|
||||||
|
|
||||||
|
for(int y = 0; y < pixel_mask.rows; y++)
|
||||||
|
{
|
||||||
|
float yi = float(y) + min_y;
|
||||||
|
|
||||||
|
for(int x = 0; x < pixel_mask.cols; x++)
|
||||||
|
{
|
||||||
|
float xi = float(x) + min_x;
|
||||||
|
|
||||||
|
if(*mp == 0)
|
||||||
|
{
|
||||||
|
*xp = -1;
|
||||||
|
*yp = -1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
// triangle corresponding to the current pixel
|
||||||
|
int j = *tp;
|
||||||
|
|
||||||
|
// If it is different from the previous triangle point to new coefficients
|
||||||
|
// This will always be the case in the first iteration, hence a will not point to nothing
|
||||||
|
if(j != k)
|
||||||
|
{
|
||||||
|
// Update the coefficient pointer if a new triangle is being processed
|
||||||
|
a = coefficients.ptr<float>(j);
|
||||||
|
k = j;
|
||||||
|
}
|
||||||
|
|
||||||
|
//ap is now the pointer to the coefficients
|
||||||
|
float *ap = a;
|
||||||
|
|
||||||
|
//look at the first coefficient (and increment). first coefficient is an x offset
|
||||||
|
float xo = *ap++;
|
||||||
|
//second coefficient is an x scale as a function of x
|
||||||
|
xo += *ap++ * xi;
|
||||||
|
//third coefficient ap(2) is an x scale as a function of y
|
||||||
|
*xp = float(xo + *ap++ * yi);
|
||||||
|
|
||||||
|
//then fourth coefficient ap(3) is a y offset
|
||||||
|
float yo = *ap++;
|
||||||
|
//fifth coeff adds coeff[4]*x to y
|
||||||
|
yo += *ap++ * xi;
|
||||||
|
//final coeff adds coeff[5]*y to y
|
||||||
|
*yp = float(yo + *ap++ * yi);
|
||||||
|
|
||||||
|
}
|
||||||
|
mp++; tp++; xp++; yp++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// ============================================================
|
||||||
|
// Helper functions to determine which point a triangle lies in
|
||||||
|
// ============================================================
|
||||||
|
|
||||||
|
// Is the point (x0,y0) on same side as a half-plane defined by (x1,y1), (x2, y2), and (x3, y3)
|
||||||
|
bool PAW::sameSide(float x0, float y0, float x1, float y1, float x2, float y2, float x3, float y3)
|
||||||
|
{
|
||||||
|
|
||||||
|
float x = (x3-x2)*(y0-y2) - (x0-x2)*(y3-y2);
|
||||||
|
float y = (x3-x2)*(y1-y2) - (x1-x2)*(y3-y2);
|
||||||
|
|
||||||
|
return x*y >= 0;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
// if point (x0, y0) is on same side for all three half-planes it is in a triangle
|
||||||
|
bool PAW::pointInTriangle(float x0, float y0, float x1, float y1, float x2, float y2, float x3, float y3)
|
||||||
|
{
|
||||||
|
bool same_1 = sameSide(x0, y0, x1, y1, x2, y2, x3, y3);
|
||||||
|
bool same_2 = sameSide(x0, y0, x2, y2, x1, y1, x3, y3);
|
||||||
|
bool same_3 = sameSide(x0, y0, x3, y3, x1, y1, x2, y2);
|
||||||
|
|
||||||
|
return same_1 && same_2 && same_3;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
// Find if a given point lies in the triangles
|
||||||
|
int PAW::findTriangle(const cv::Point_<float>& point, const std::vector<std::vector<float>>& control_points, int guess)
|
||||||
|
{
|
||||||
|
|
||||||
|
int num_tris = control_points.size();
|
||||||
|
|
||||||
|
int tri = -1;
|
||||||
|
|
||||||
|
float x0 = point.x;
|
||||||
|
float y0 = point.y;
|
||||||
|
|
||||||
|
// Allow a guess for speed (so as not to go through all triangles)
|
||||||
|
if(guess != -1)
|
||||||
|
{
|
||||||
|
|
||||||
|
bool in_triangle = pointInTriangle(x0, y0, control_points[guess][0], control_points[guess][1], control_points[guess][2], control_points[guess][3], control_points[guess][4], control_points[guess][5]);
|
||||||
|
if(in_triangle)
|
||||||
|
{
|
||||||
|
return guess;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
for (int i = 0; i < num_tris; ++i)
|
||||||
|
{
|
||||||
|
|
||||||
|
float max_x = control_points[i][6];
|
||||||
|
float max_y = control_points[i][7];
|
||||||
|
|
||||||
|
float min_x = control_points[i][8];
|
||||||
|
float min_y = control_points[i][9];
|
||||||
|
|
||||||
|
// Skip the check if the point is outside the bounding box of the triangle
|
||||||
|
|
||||||
|
if( max_x < x0 || min_x > x0 || max_y < y0 || min_y > y0)
|
||||||
|
{
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool in_triangle = pointInTriangle(x0, y0,
|
||||||
|
control_points[i][0], control_points[i][1],
|
||||||
|
control_points[i][2], control_points[i][3],
|
||||||
|
control_points[i][4], control_points[i][5]);
|
||||||
|
|
||||||
|
if(in_triangle)
|
||||||
|
{
|
||||||
|
tri = i;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return tri;
|
||||||
|
}
|
||||||
613
lib/local/FaceAnalyser/src/PDM.cpp
Normal file
613
lib/local/FaceAnalyser/src/PDM.cpp
Normal file
|
|
@ -0,0 +1,613 @@
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
|
||||||
|
// 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, 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 Baltrušaitis, Peter Robinson, and Louis-Philippe Morency.
|
||||||
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
|
//
|
||||||
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
|
||||||
|
#include <PDM.h>
|
||||||
|
|
||||||
|
// OpenCV include
|
||||||
|
#include <opencv2/core/core.hpp>
|
||||||
|
#include <opencv2/imgproc.hpp>
|
||||||
|
|
||||||
|
// Math includes
|
||||||
|
#define _USE_MATH_DEFINES
|
||||||
|
#include <cmath>
|
||||||
|
|
||||||
|
#ifndef M_PI
|
||||||
|
#define M_PI 3.14159265358979323846
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include <Face_utils.h>
|
||||||
|
|
||||||
|
// OpenBLAS
|
||||||
|
#include <cblas.h>
|
||||||
|
#include <f77blas.h>
|
||||||
|
|
||||||
|
using namespace FaceAnalysis;
|
||||||
|
//===========================================================================
|
||||||
|
|
||||||
|
//=============================================================================
|
||||||
|
// Orthonormalising the 3x3 rotation matrix
|
||||||
|
void PDM::Orthonormalise(cv::Matx33f &R)
|
||||||
|
{
|
||||||
|
|
||||||
|
cv::SVD svd(R,cv::SVD::MODIFY_A);
|
||||||
|
|
||||||
|
// get the orthogonal matrix from the initial rotation matrix
|
||||||
|
cv::Mat_<float> X = svd.u*svd.vt;
|
||||||
|
|
||||||
|
// This makes sure that the handedness is preserved and no reflection happened
|
||||||
|
// by making sure the determinant is 1 and not -1
|
||||||
|
cv::Mat_<float> W = cv::Mat_<float>::eye(3,3);
|
||||||
|
float d = determinant(X);
|
||||||
|
W(2,2) = determinant(X);
|
||||||
|
cv::Mat Rt = svd.u*W*svd.vt;
|
||||||
|
|
||||||
|
Rt.copyTo(R);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
// A copy constructor
|
||||||
|
PDM::PDM(const PDM& other) {
|
||||||
|
|
||||||
|
// Make sure the matrices are allocated properly
|
||||||
|
this->mean_shape = other.mean_shape.clone();
|
||||||
|
this->princ_comp = other.princ_comp.clone();
|
||||||
|
this->eigen_values = other.eigen_values.clone();
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Compute the 3D representation of shape (in object space) using the local parameters
|
||||||
|
void PDM::CalcShape3D(cv::Mat_<float>& out_shape, const cv::Mat_<float>& p_local) const
|
||||||
|
{
|
||||||
|
out_shape.create(mean_shape.rows, mean_shape.cols);
|
||||||
|
out_shape = mean_shape + princ_comp * p_local;
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Get the 2D shape (in image space) from global and local parameters
|
||||||
|
void PDM::CalcShape2D(cv::Mat_<float>& out_shape, const cv::Mat_<float>& params_local, const cv::Vec6f& params_global) const
|
||||||
|
{
|
||||||
|
|
||||||
|
int n = this->NumberOfPoints();
|
||||||
|
|
||||||
|
float s = params_global[0]; // scaling factor
|
||||||
|
float tx = params_global[4]; // x offset
|
||||||
|
float ty = params_global[5]; // y offset
|
||||||
|
|
||||||
|
// get the rotation matrix from the euler angles
|
||||||
|
cv::Vec3f euler(params_global[1], params_global[2], params_global[3]);
|
||||||
|
cv::Matx33f currRot = Euler2RotationMatrix(euler);
|
||||||
|
|
||||||
|
// get the 3D shape of the object
|
||||||
|
cv::Mat_<float> Shape_3D = mean_shape + princ_comp * params_local;
|
||||||
|
|
||||||
|
// create the 2D shape matrix (if it has not been defined yet)
|
||||||
|
if ((out_shape.rows != mean_shape.rows) || (out_shape.cols != 1))
|
||||||
|
{
|
||||||
|
out_shape.create(2 * n, 1);
|
||||||
|
}
|
||||||
|
// for every vertex
|
||||||
|
for (int i = 0; i < n; i++)
|
||||||
|
{
|
||||||
|
// Transform this using the weak-perspective mapping to 2D from 3D
|
||||||
|
out_shape.at<float>(i, 0) = s * (currRot(0, 0) * Shape_3D.at<float>(i, 0) + currRot(0, 1) * Shape_3D.at<float>(i + n, 0) + currRot(0, 2) * Shape_3D.at<float>(i + n * 2, 0)) + tx;
|
||||||
|
out_shape.at<float>(i + n, 0) = s * (currRot(1, 0) * Shape_3D.at<float>(i, 0) + currRot(1, 1) * Shape_3D.at<float>(i + n, 0) + currRot(1, 2) * Shape_3D.at<float>(i + n * 2, 0)) + ty;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// provided the bounding box of a face and the local parameters (with optional rotation), generates the global parameters that can generate the face with the provided bounding box
|
||||||
|
// This all assumes that the bounding box describes face from left outline to right outline of the face and chin to eyebrows
|
||||||
|
void PDM::CalcParams(cv::Vec6f& out_params_global, const cv::Rect_<float>& bounding_box, const cv::Mat_<float>& params_local, const cv::Vec3f rotation) const
|
||||||
|
{
|
||||||
|
|
||||||
|
// get the shape instance based on local params
|
||||||
|
cv::Mat_<float> current_shape(mean_shape.size());
|
||||||
|
|
||||||
|
CalcShape3D(current_shape, params_local);
|
||||||
|
|
||||||
|
// rotate the shape
|
||||||
|
cv::Matx33f rotation_matrix = Euler2RotationMatrix(rotation);
|
||||||
|
|
||||||
|
cv::Mat_<float> reshaped = current_shape.reshape(1, 3);
|
||||||
|
|
||||||
|
cv::Mat rotated_shape = (cv::Mat(rotation_matrix) * reshaped);
|
||||||
|
|
||||||
|
// Get the width of expected shape
|
||||||
|
double min_x;
|
||||||
|
double max_x;
|
||||||
|
cv::minMaxLoc(rotated_shape.row(0), &min_x, &max_x);
|
||||||
|
|
||||||
|
double min_y;
|
||||||
|
double max_y;
|
||||||
|
cv::minMaxLoc(rotated_shape.row(1), &min_y, &max_y);
|
||||||
|
|
||||||
|
float width = (float)abs(min_x - max_x);
|
||||||
|
float height = (float)abs(min_y - max_y);
|
||||||
|
|
||||||
|
float scaling = ((bounding_box.width / width) + (bounding_box.height / height)) / 2.0f;
|
||||||
|
|
||||||
|
// The estimate of face center also needs some correction
|
||||||
|
float tx = bounding_box.x + bounding_box.width / 2;
|
||||||
|
float ty = bounding_box.y + bounding_box.height / 2;
|
||||||
|
|
||||||
|
// Correct it so that the bounding box is just around the minimum and maximum point in the initialised face
|
||||||
|
tx = tx - scaling * (min_x + max_x) / 2.0f;
|
||||||
|
ty = ty - scaling * (min_y + max_y) / 2.0f;
|
||||||
|
|
||||||
|
out_params_global = cv::Vec6f(scaling, rotation[0], rotation[1], rotation[2], tx, ty);
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// provided the model parameters, compute the bounding box of a face
|
||||||
|
// The bounding box describes face from left outline to right outline of the face and chin to eyebrows
|
||||||
|
void PDM::CalcBoundingBox(cv::Rect_<float>& out_bounding_box, const cv::Vec6f& params_global, const cv::Mat_<float>& params_local) const
|
||||||
|
{
|
||||||
|
|
||||||
|
// get the shape instance based on local params
|
||||||
|
cv::Mat_<float> current_shape;
|
||||||
|
CalcShape2D(current_shape, params_local, params_global);
|
||||||
|
|
||||||
|
// Get the width of expected shape
|
||||||
|
double min_x;
|
||||||
|
double max_x;
|
||||||
|
cv::minMaxLoc(current_shape(cv::Rect(0, 0, 1, this->NumberOfPoints())), &min_x, &max_x);
|
||||||
|
|
||||||
|
double min_y;
|
||||||
|
double max_y;
|
||||||
|
cv::minMaxLoc(current_shape(cv::Rect(0, this->NumberOfPoints(), 1, this->NumberOfPoints())), &min_y, &max_y);
|
||||||
|
|
||||||
|
float width = (float)abs(min_x - max_x);
|
||||||
|
float height = (float)abs(min_y - max_y);
|
||||||
|
|
||||||
|
out_bounding_box = cv::Rect_<float>(min_x, min_y, width, height);
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Calculate the PDM's Jacobian over rigid parameters (rotation, translation and scaling), the additional input W represents trust for each of the landmarks and is part of Non-Uniform RLMS
|
||||||
|
void PDM::ComputeRigidJacobian(const cv::Mat_<float>& p_local, const cv::Vec6f& params_global, cv::Mat_<float> &Jacob, const cv::Mat_<float> W, cv::Mat_<float> &Jacob_t_w) const
|
||||||
|
{
|
||||||
|
|
||||||
|
// number of verts
|
||||||
|
int n = this->NumberOfPoints();
|
||||||
|
|
||||||
|
Jacob.create(n * 2, 6);
|
||||||
|
|
||||||
|
float X, Y, Z;
|
||||||
|
|
||||||
|
float s = params_global[0];
|
||||||
|
|
||||||
|
cv::Mat_<float> shape_3D;
|
||||||
|
this->CalcShape3D(shape_3D, p_local);
|
||||||
|
|
||||||
|
// Get the rotation matrix
|
||||||
|
cv::Vec3f euler(params_global[1], params_global[2], params_global[3]);
|
||||||
|
cv::Matx33f currRot = Euler2RotationMatrix(euler);
|
||||||
|
|
||||||
|
float r11 = currRot(0, 0);
|
||||||
|
float r12 = currRot(0, 1);
|
||||||
|
float r13 = currRot(0, 2);
|
||||||
|
float r21 = currRot(1, 0);
|
||||||
|
float r22 = currRot(1, 1);
|
||||||
|
float r23 = currRot(1, 2);
|
||||||
|
float r31 = currRot(2, 0);
|
||||||
|
float r32 = currRot(2, 1);
|
||||||
|
float r33 = currRot(2, 2);
|
||||||
|
|
||||||
|
cv::MatIterator_<float> Jx = Jacob.begin();
|
||||||
|
cv::MatIterator_<float> Jy = Jx + n * 6;
|
||||||
|
|
||||||
|
for (int i = 0; i < n; i++)
|
||||||
|
{
|
||||||
|
|
||||||
|
X = shape_3D.at<float>(i, 0);
|
||||||
|
Y = shape_3D.at<float>(i + n, 0);
|
||||||
|
Z = shape_3D.at<float>(i + n * 2, 0);
|
||||||
|
|
||||||
|
// The rigid jacobian from the axis angle rotation matrix approximation using small angle assumption (R * R')
|
||||||
|
// where R' = [1, -wz, wy
|
||||||
|
// wz, 1, -wx
|
||||||
|
// -wy, wx, 1]
|
||||||
|
// And this is derived using the small angle assumption on the axis angle rotation matrix parametrisation
|
||||||
|
|
||||||
|
// scaling term
|
||||||
|
*Jx++ = (X * r11 + Y * r12 + Z * r13);
|
||||||
|
*Jy++ = (X * r21 + Y * r22 + Z * r23);
|
||||||
|
|
||||||
|
// rotation terms
|
||||||
|
*Jx++ = (s * (Y * r13 - Z * r12));
|
||||||
|
*Jy++ = (s * (Y * r23 - Z * r22));
|
||||||
|
*Jx++ = (-s * (X * r13 - Z * r11));
|
||||||
|
*Jy++ = (-s * (X * r23 - Z * r21));
|
||||||
|
*Jx++ = (s * (X * r12 - Y * r11));
|
||||||
|
*Jy++ = (s * (X * r22 - Y * r21));
|
||||||
|
|
||||||
|
// translation terms
|
||||||
|
*Jx++ = 1.0f;
|
||||||
|
*Jy++ = 0.0f;
|
||||||
|
*Jx++ = 0.0f;
|
||||||
|
*Jy++ = 1.0f;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
cv::Mat Jacob_w = cv::Mat::zeros(Jacob.rows, Jacob.cols, Jacob.type());
|
||||||
|
|
||||||
|
Jx = Jacob.begin();
|
||||||
|
Jy = Jx + n * 6;
|
||||||
|
|
||||||
|
cv::MatIterator_<float> Jx_w = Jacob_w.begin<float>();
|
||||||
|
cv::MatIterator_<float> Jy_w = Jx_w + n * 6;
|
||||||
|
|
||||||
|
// Iterate over all Jacobian values and multiply them by the weight in diagonal of W
|
||||||
|
for (int i = 0; i < n; i++)
|
||||||
|
{
|
||||||
|
float w_x = W.at<float>(i, i);
|
||||||
|
float w_y = W.at<float>(i + n, i + n);
|
||||||
|
|
||||||
|
for (int j = 0; j < Jacob.cols; ++j)
|
||||||
|
{
|
||||||
|
*Jx_w++ = *Jx++ * w_x;
|
||||||
|
*Jy_w++ = *Jy++ * w_y;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
Jacob_t_w = Jacob_w.t();
|
||||||
|
}
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Calculate the PDM's Jacobian over all parameters (rigid and non-rigid), the additional input W represents trust for each of the landmarks and is part of Non-Uniform RLMS
|
||||||
|
void PDM::ComputeJacobian(const cv::Mat_<float>& params_local, const cv::Vec6f& params_global, cv::Mat_<float> &Jacobian, const cv::Mat_<float> W, cv::Mat_<float> &Jacob_t_w) const
|
||||||
|
{
|
||||||
|
|
||||||
|
// number of vertices
|
||||||
|
int n = this->NumberOfPoints();
|
||||||
|
|
||||||
|
// number of non-rigid parameters
|
||||||
|
int m = this->NumberOfModes();
|
||||||
|
|
||||||
|
Jacobian.create(n * 2, 6 + m);
|
||||||
|
|
||||||
|
float X, Y, Z;
|
||||||
|
|
||||||
|
float s = params_global[0];
|
||||||
|
|
||||||
|
cv::Mat_<float> shape_3D;
|
||||||
|
this->CalcShape3D(shape_3D, params_local);
|
||||||
|
|
||||||
|
cv::Vec3f euler(params_global[1], params_global[2], params_global[3]);
|
||||||
|
cv::Matx33f currRot = Euler2RotationMatrix(euler);
|
||||||
|
|
||||||
|
float r11 = currRot(0, 0);
|
||||||
|
float r12 = currRot(0, 1);
|
||||||
|
float r13 = currRot(0, 2);
|
||||||
|
float r21 = currRot(1, 0);
|
||||||
|
float r22 = currRot(1, 1);
|
||||||
|
float r23 = currRot(1, 2);
|
||||||
|
float r31 = currRot(2, 0);
|
||||||
|
float r32 = currRot(2, 1);
|
||||||
|
float r33 = currRot(2, 2);
|
||||||
|
|
||||||
|
cv::MatIterator_<float> Jx = Jacobian.begin();
|
||||||
|
cv::MatIterator_<float> Jy = Jx + n * (6 + m);
|
||||||
|
cv::MatConstIterator_<float> Vx = this->princ_comp.begin();
|
||||||
|
cv::MatConstIterator_<float> Vy = Vx + n*m;
|
||||||
|
cv::MatConstIterator_<float> Vz = Vy + n*m;
|
||||||
|
|
||||||
|
for (int i = 0; i < n; i++)
|
||||||
|
{
|
||||||
|
|
||||||
|
X = shape_3D.at<float>(i, 0);
|
||||||
|
Y = shape_3D.at<float>(i + n, 0);
|
||||||
|
Z = shape_3D.at<float>(i + n * 2, 0);
|
||||||
|
|
||||||
|
// The rigid jacobian from the axis angle rotation matrix approximation using small angle assumption (R * R')
|
||||||
|
// where R' = [1, -wz, wy
|
||||||
|
// wz, 1, -wx
|
||||||
|
// -wy, wx, 1]
|
||||||
|
// And this is derived using the small angle assumption on the axis angle rotation matrix parametrisation
|
||||||
|
|
||||||
|
// scaling term
|
||||||
|
*Jx++ = (X * r11 + Y * r12 + Z * r13);
|
||||||
|
*Jy++ = (X * r21 + Y * r22 + Z * r23);
|
||||||
|
|
||||||
|
// rotation terms
|
||||||
|
*Jx++ = (s * (Y * r13 - Z * r12));
|
||||||
|
*Jy++ = (s * (Y * r23 - Z * r22));
|
||||||
|
*Jx++ = (-s * (X * r13 - Z * r11));
|
||||||
|
*Jy++ = (-s * (X * r23 - Z * r21));
|
||||||
|
*Jx++ = (s * (X * r12 - Y * r11));
|
||||||
|
*Jy++ = (s * (X * r22 - Y * r21));
|
||||||
|
|
||||||
|
// translation terms
|
||||||
|
*Jx++ = 1.0f;
|
||||||
|
*Jy++ = 0.0f;
|
||||||
|
*Jx++ = 0.0f;
|
||||||
|
*Jy++ = 1.0f;
|
||||||
|
|
||||||
|
for (int j = 0; j < m; j++, ++Vx, ++Vy, ++Vz)
|
||||||
|
{
|
||||||
|
// How much the change of the non-rigid parameters (when object is rotated) affect 2D motion
|
||||||
|
*Jx++ = (s*(r11*(*Vx) + r12*(*Vy) + r13*(*Vz)));
|
||||||
|
*Jy++ = (s*(r21*(*Vx) + r22*(*Vy) + r23*(*Vz)));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Adding the weights here
|
||||||
|
cv::Mat Jacob_w = Jacobian.clone();
|
||||||
|
|
||||||
|
if (cv::trace(W)[0] != W.rows)
|
||||||
|
{
|
||||||
|
Jx = Jacobian.begin();
|
||||||
|
Jy = Jx + n*(6 + m);
|
||||||
|
|
||||||
|
cv::MatIterator_<float> Jx_w = Jacob_w.begin<float>();
|
||||||
|
cv::MatIterator_<float> Jy_w = Jx_w + n*(6 + m);
|
||||||
|
|
||||||
|
// Iterate over all Jacobian values and multiply them by the weight in diagonal of W
|
||||||
|
for (int i = 0; i < n; i++)
|
||||||
|
{
|
||||||
|
float w_x = W.at<float>(i, i);
|
||||||
|
float w_y = W.at<float>(i + n, i + n);
|
||||||
|
|
||||||
|
for (int j = 0; j < Jacobian.cols; ++j)
|
||||||
|
{
|
||||||
|
*Jx_w++ = *Jx++ * w_x;
|
||||||
|
*Jy_w++ = *Jy++ * w_y;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Jacob_t_w = Jacob_w.t();
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
//===========================================================================
|
||||||
|
// Updating the parameters (more details in my thesis)
|
||||||
|
void PDM::UpdateModelParameters(const cv::Mat_<float>& delta_p, cv::Mat_<float>& params_local, cv::Vec6f& params_global) const
|
||||||
|
{
|
||||||
|
|
||||||
|
// The scaling and translation parameters can be just added
|
||||||
|
params_global[0] += delta_p.at<float>(0, 0);
|
||||||
|
params_global[4] += delta_p.at<float>(4, 0);
|
||||||
|
params_global[5] += delta_p.at<float>(5, 0);
|
||||||
|
|
||||||
|
// get the original rotation matrix
|
||||||
|
cv::Vec3f eulerGlobal(params_global[1], params_global[2], params_global[3]);
|
||||||
|
cv::Matx33f R1 = Euler2RotationMatrix(eulerGlobal);
|
||||||
|
|
||||||
|
// construct R' = [1, -wz, wy
|
||||||
|
// wz, 1, -wx
|
||||||
|
// -wy, wx, 1]
|
||||||
|
cv::Matx33f R2 = cv::Matx33f::eye();
|
||||||
|
|
||||||
|
R2(1, 2) = -1.0*(R2(2, 1) = delta_p.at<float>(1, 0));
|
||||||
|
R2(2, 0) = -1.0*(R2(0, 2) = delta_p.at<float>(2, 0));
|
||||||
|
R2(0, 1) = -1.0*(R2(1, 0) = delta_p.at<float>(3, 0));
|
||||||
|
|
||||||
|
// Make sure it's orthonormal
|
||||||
|
Orthonormalise(R2);
|
||||||
|
|
||||||
|
// Combine rotations
|
||||||
|
cv::Matx33f R3 = R1 *R2;
|
||||||
|
|
||||||
|
// Extract euler angle (through axis angle first to make sure it's legal)
|
||||||
|
cv::Vec3f axis_angle = RotationMatrix2AxisAngle(R3);
|
||||||
|
cv::Vec3f euler = AxisAngle2Euler(axis_angle);
|
||||||
|
|
||||||
|
params_global[1] = euler[0];
|
||||||
|
params_global[2] = euler[1];
|
||||||
|
params_global[3] = euler[2];
|
||||||
|
|
||||||
|
// Local parameter update, just simple addition
|
||||||
|
if (delta_p.rows > 6)
|
||||||
|
{
|
||||||
|
params_local = params_local + delta_p(cv::Rect(0, 6, 1, this->NumberOfModes()));
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
// void CalcParams(cv::Vec6d& out_params_global, cv::Mat_<double>& out_params_local, const cv::Mat_<double>& landmark_locations, const cv::Vec3d rotation = cv::Vec3d(0.0)) const;
|
||||||
|
void PDM::CalcParams(cv::Vec6f& out_params_global, cv::Mat_<float>& out_params_local, const cv::Mat_<float>& landmark_locations, const cv::Vec3f rotation) const
|
||||||
|
{
|
||||||
|
|
||||||
|
int m = this->NumberOfModes();
|
||||||
|
int n = this->NumberOfPoints();
|
||||||
|
|
||||||
|
// The new number of points
|
||||||
|
n = this->mean_shape.rows / 3;
|
||||||
|
|
||||||
|
// Compute the initial global parameters
|
||||||
|
double min_x;
|
||||||
|
double max_x;
|
||||||
|
cv::minMaxLoc(landmark_locations(cv::Rect(0, 0, 1, this->NumberOfPoints())), &min_x, &max_x);
|
||||||
|
|
||||||
|
double min_y;
|
||||||
|
double max_y;
|
||||||
|
cv::minMaxLoc(landmark_locations(cv::Rect(0, this->NumberOfPoints(), 1, this->NumberOfPoints())), &min_y, &max_y);
|
||||||
|
|
||||||
|
float width = (float)abs(min_x - max_x);
|
||||||
|
float height = (float)abs(min_y - max_y);
|
||||||
|
|
||||||
|
cv::Rect_<float> model_bbox;
|
||||||
|
CalcBoundingBox(model_bbox, cv::Vec6d(1.0, 0.0, 0.0, 0.0, 0.0, 0.0), cv::Mat_<double>(this->NumberOfModes(), 1, 0.0));
|
||||||
|
|
||||||
|
cv::Rect bbox((int)min_x, (int)min_y, (int)width, (int)height);
|
||||||
|
|
||||||
|
float scaling = ((width / model_bbox.width) + (height / model_bbox.height)) / 2;
|
||||||
|
|
||||||
|
cv::Vec3f rotation_init(rotation[0], rotation[1], rotation[2]);
|
||||||
|
cv::Matx33f R = Euler2RotationMatrix(rotation_init);
|
||||||
|
cv::Vec2f translation((min_x + max_x) / 2.0, (min_y + max_y) / 2.0);
|
||||||
|
|
||||||
|
cv::Mat_<float> loc_params(this->NumberOfModes(),1, 0.0);
|
||||||
|
cv::Vec6f glob_params(scaling, rotation_init[0], rotation_init[1], rotation_init[2], translation[0], translation[1]);
|
||||||
|
|
||||||
|
// get the 3D shape of the object
|
||||||
|
cv::Mat_<float> shape_3D = mean_shape + princ_comp * loc_params;
|
||||||
|
|
||||||
|
cv::Mat_<float> curr_shape(2*n, 1);
|
||||||
|
|
||||||
|
// for every vertex
|
||||||
|
for(int i = 0; i < n; i++)
|
||||||
|
{
|
||||||
|
// Transform this using the weak-perspective mapping to 2D from 3D
|
||||||
|
curr_shape.at<float>(i ,0) = scaling * ( R(0,0) * shape_3D.at<float>(i, 0) + R(0,1) * shape_3D.at<float>(i+n ,0) + R(0,2) * shape_3D.at<float>(i+n*2,0) ) + translation[0];
|
||||||
|
curr_shape.at<float>(i+n,0) = scaling * ( R(1,0) * shape_3D.at<float>(i, 0) + R(1,1) * shape_3D.at<float>(i+n ,0) + R(1,2) * shape_3D.at<float>(i+n*2,0) ) + translation[1];
|
||||||
|
}
|
||||||
|
|
||||||
|
float currError = cv::norm(curr_shape - landmark_locations);
|
||||||
|
|
||||||
|
cv::Mat_<float> regularisations = cv::Mat_<float>::zeros(1, 6 + m);
|
||||||
|
|
||||||
|
float reg_factor = 1;
|
||||||
|
|
||||||
|
// Setting the regularisation to the inverse of eigenvalues
|
||||||
|
cv::Mat(reg_factor / this->eigen_values).copyTo(regularisations(cv::Rect(6, 0, m, 1)));
|
||||||
|
regularisations = cv::Mat::diag(regularisations.t());
|
||||||
|
|
||||||
|
cv::Mat_<float> WeightMatrix = cv::Mat_<float>::eye(n*2, n*2);
|
||||||
|
|
||||||
|
int not_improved_in = 0;
|
||||||
|
|
||||||
|
for (size_t i = 0; i < 1000; ++i)
|
||||||
|
{
|
||||||
|
// get the 3D shape of the object
|
||||||
|
shape_3D = mean_shape + princ_comp * loc_params;
|
||||||
|
|
||||||
|
shape_3D = shape_3D.reshape(1, 3);
|
||||||
|
|
||||||
|
cv::Matx23f R_2D(R(0,0), R(0,1), R(0,2), R(1,0), R(1,1), R(1,2));
|
||||||
|
|
||||||
|
cv::Mat_<float> curr_shape_2D = scaling * shape_3D.t() * cv::Mat(R_2D).t();
|
||||||
|
curr_shape_2D.col(0) = curr_shape_2D.col(0) + translation(0);
|
||||||
|
curr_shape_2D.col(1) = curr_shape_2D.col(1) + translation(1);
|
||||||
|
|
||||||
|
curr_shape_2D = cv::Mat(curr_shape_2D.t()).reshape(1, n * 2);
|
||||||
|
|
||||||
|
cv::Mat_<float> error_resid;
|
||||||
|
cv::Mat(landmark_locations - curr_shape_2D).convertTo(error_resid, CV_32F);
|
||||||
|
|
||||||
|
cv::Mat_<float> J, J_w_t;
|
||||||
|
this->ComputeJacobian(loc_params, glob_params, J, WeightMatrix, J_w_t);
|
||||||
|
|
||||||
|
// projection of the meanshifts onto the jacobians (using the weighted Jacobian, see Baltrusaitis 2013)
|
||||||
|
cv::Mat_<float> J_w_t_m = J_w_t * error_resid;
|
||||||
|
|
||||||
|
// Add the regularisation term
|
||||||
|
J_w_t_m(cv::Rect(0,6,1, m)) = J_w_t_m(cv::Rect(0,6,1, m)) - regularisations(cv::Rect(6,6, m, m)) * loc_params;
|
||||||
|
|
||||||
|
cv::Mat_<float> Hessian = regularisations.clone();
|
||||||
|
|
||||||
|
// Perform matrix multiplication in OpenBLAS (fortran call)
|
||||||
|
float alpha1 = 1.0;
|
||||||
|
float beta1 = 1.0;
|
||||||
|
sgemm_("N", "N", &J.cols, &J_w_t.rows, &J_w_t.cols, &alpha1, (float*)J.data, &J.cols, (float*)J_w_t.data, &J_w_t.cols, &beta1, (float*)Hessian.data, &J.cols);
|
||||||
|
|
||||||
|
// Above is a fast (but ugly) version of
|
||||||
|
// cv::Mat_<float> Hessian2 = J_w_t * J + regularisations;
|
||||||
|
|
||||||
|
// Solve for the parameter update (from Baltrusaitis 2013 based on eq (36) Saragih 2011)
|
||||||
|
cv::Mat_<float> param_update;
|
||||||
|
cv::solve(Hessian, J_w_t_m, param_update, CV_CHOLESKY);
|
||||||
|
|
||||||
|
// To not overshoot, have the gradient decent rate a bit smaller
|
||||||
|
param_update = 0.75 * param_update;
|
||||||
|
|
||||||
|
UpdateModelParameters(param_update, loc_params, glob_params);
|
||||||
|
|
||||||
|
scaling = glob_params[0];
|
||||||
|
rotation_init[0] = glob_params[1];
|
||||||
|
rotation_init[1] = glob_params[2];
|
||||||
|
rotation_init[2] = glob_params[3];
|
||||||
|
|
||||||
|
translation[0] = glob_params[4];
|
||||||
|
translation[1] = glob_params[5];
|
||||||
|
|
||||||
|
R = Euler2RotationMatrix(rotation_init);
|
||||||
|
|
||||||
|
R_2D(0,0) = R(0,0);R_2D(0,1) = R(0,1); R_2D(0,2) = R(0,2);
|
||||||
|
R_2D(1,0) = R(1,0);R_2D(1,1) = R(1,1); R_2D(1,2) = R(1,2);
|
||||||
|
|
||||||
|
curr_shape_2D = scaling * shape_3D.t() * cv::Mat(R_2D).t();
|
||||||
|
curr_shape_2D.col(0) = curr_shape_2D.col(0) + translation(0);
|
||||||
|
curr_shape_2D.col(1) = curr_shape_2D.col(1) + translation(1);
|
||||||
|
|
||||||
|
curr_shape_2D = cv::Mat(curr_shape_2D.t()).reshape(1, n * 2);
|
||||||
|
|
||||||
|
float error = cv::norm(curr_shape_2D - landmark_locations);
|
||||||
|
|
||||||
|
if(0.999 * currError < error)
|
||||||
|
{
|
||||||
|
not_improved_in++;
|
||||||
|
if (not_improved_in == 3)
|
||||||
|
{
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
currError = error;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
out_params_global = glob_params;
|
||||||
|
out_params_local = loc_params;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
void PDM::Read(std::string location)
|
||||||
|
{
|
||||||
|
|
||||||
|
std::ifstream pdmLoc(location, std::ios_base::in);
|
||||||
|
|
||||||
|
SkipComments(pdmLoc);
|
||||||
|
|
||||||
|
// Reading mean values
|
||||||
|
cv::Mat_<double> mean_shape_d;
|
||||||
|
ReadMat(pdmLoc, mean_shape_d);
|
||||||
|
mean_shape_d.convertTo(mean_shape, CV_32F); // Moving things to floats for speed
|
||||||
|
|
||||||
|
SkipComments(pdmLoc);
|
||||||
|
|
||||||
|
// Reading principal components
|
||||||
|
cv::Mat_<double> princ_comp_d;
|
||||||
|
ReadMat(pdmLoc, princ_comp_d);
|
||||||
|
princ_comp_d.convertTo(princ_comp, CV_32F);
|
||||||
|
|
||||||
|
SkipComments(pdmLoc);
|
||||||
|
|
||||||
|
// Reading eigenvalues
|
||||||
|
cv::Mat_<double> eigen_values_d;
|
||||||
|
ReadMat(pdmLoc, eigen_values_d);
|
||||||
|
eigen_values_d.convertTo(eigen_values, CV_32F);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
@ -31,11 +31,10 @@
|
||||||
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
//
|
//
|
||||||
///////////////////////////////////////////////////////////////////////////////
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
#include "Face_utils.h"
|
||||||
|
|
||||||
#include "SVM_dynamic_lin.h"
|
#include "SVM_dynamic_lin.h"
|
||||||
|
|
||||||
#include "LandmarkCoreIncludes.h"
|
|
||||||
|
|
||||||
using namespace FaceAnalysis;
|
using namespace FaceAnalysis;
|
||||||
|
|
||||||
void SVM_dynamic_lin::Read(std::ifstream& stream, const std::vector<std::string>& au_names)
|
void SVM_dynamic_lin::Read(std::ifstream& stream, const std::vector<std::string>& au_names)
|
||||||
|
|
@ -43,20 +42,20 @@ void SVM_dynamic_lin::Read(std::ifstream& stream, const std::vector<std::string>
|
||||||
|
|
||||||
if(this->means.empty())
|
if(this->means.empty())
|
||||||
{
|
{
|
||||||
LandmarkDetector::ReadMatBin(stream, this->means);
|
ReadMatBin(stream, this->means);
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
cv::Mat_<double> m_tmp;
|
cv::Mat_<double> m_tmp;
|
||||||
LandmarkDetector::ReadMatBin(stream, m_tmp);
|
ReadMatBin(stream, m_tmp);
|
||||||
if(cv::norm(m_tmp - this->means > 0.00001))
|
if(cv::norm(m_tmp - this->means > 0.00001))
|
||||||
{
|
{
|
||||||
cout << "Something went wrong with the SVM dynamic classifiers" << endl;
|
std::cout << "Something went wrong with the SVM dynamic classifiers" << std::endl;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
cv::Mat_<double> support_vectors_curr;
|
cv::Mat_<double> support_vectors_curr;
|
||||||
LandmarkDetector::ReadMatBin(stream, support_vectors_curr);
|
ReadMatBin(stream, support_vectors_curr);
|
||||||
|
|
||||||
double bias;
|
double bias;
|
||||||
stream.read((char *)&bias, 8);
|
stream.read((char *)&bias, 8);
|
||||||
|
|
|
||||||
|
|
@ -31,11 +31,10 @@
|
||||||
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
|
||||||
//
|
//
|
||||||
///////////////////////////////////////////////////////////////////////////////
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
#include "Face_utils.h"
|
||||||
|
|
||||||
#include "SVM_static_lin.h"
|
#include "SVM_static_lin.h"
|
||||||
|
|
||||||
#include "LandmarkCoreIncludes.h"
|
|
||||||
|
|
||||||
using namespace FaceAnalysis;
|
using namespace FaceAnalysis;
|
||||||
|
|
||||||
void SVM_static_lin::Read(std::ifstream& stream, const std::vector<std::string>& au_names)
|
void SVM_static_lin::Read(std::ifstream& stream, const std::vector<std::string>& au_names)
|
||||||
|
|
@ -43,20 +42,20 @@ void SVM_static_lin::Read(std::ifstream& stream, const std::vector<std::string>&
|
||||||
|
|
||||||
if(this->means.empty())
|
if(this->means.empty())
|
||||||
{
|
{
|
||||||
LandmarkDetector::ReadMatBin(stream, this->means);
|
ReadMatBin(stream, this->means);
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
cv::Mat_<double> m_tmp;
|
cv::Mat_<double> m_tmp;
|
||||||
LandmarkDetector::ReadMatBin(stream, m_tmp);
|
ReadMatBin(stream, m_tmp);
|
||||||
if(cv::norm(m_tmp - this->means > 0.00001))
|
if(cv::norm(m_tmp - this->means > 0.00001))
|
||||||
{
|
{
|
||||||
cout << "Something went wrong with the SVM static classifiers" << endl;
|
std::cout << "Something went wrong with the SVM static classifiers" << std::endl;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
cv::Mat_<double> support_vectors_curr;
|
cv::Mat_<double> support_vectors_curr;
|
||||||
LandmarkDetector::ReadMatBin(stream, support_vectors_curr);
|
ReadMatBin(stream, support_vectors_curr);
|
||||||
|
|
||||||
double bias;
|
double bias;
|
||||||
stream.read((char *)&bias, 8);
|
stream.read((char *)&bias, 8);
|
||||||
|
|
|
||||||
|
|
@ -32,9 +32,9 @@
|
||||||
//
|
//
|
||||||
///////////////////////////////////////////////////////////////////////////////
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
#include "SVR_dynamic_lin_regressors.h"
|
#include "Face_utils.h"
|
||||||
|
|
||||||
#include "LandmarkCoreIncludes.h"
|
#include "SVR_dynamic_lin_regressors.h"
|
||||||
|
|
||||||
using namespace FaceAnalysis;
|
using namespace FaceAnalysis;
|
||||||
|
|
||||||
|
|
@ -49,20 +49,20 @@ void SVR_dynamic_lin_regressors::Read(std::ifstream& stream, const std::vector<s
|
||||||
// The feature normalization using the mean
|
// The feature normalization using the mean
|
||||||
if(this->means.empty())
|
if(this->means.empty())
|
||||||
{
|
{
|
||||||
LandmarkDetector::ReadMatBin(stream, this->means);
|
ReadMatBin(stream, this->means);
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
cv::Mat_<double> m_tmp;
|
cv::Mat_<double> m_tmp;
|
||||||
LandmarkDetector::ReadMatBin(stream, m_tmp);
|
ReadMatBin(stream, m_tmp);
|
||||||
if(cv::norm(m_tmp - this->means > 0.00001))
|
if(cv::norm(m_tmp - this->means > 0.00001))
|
||||||
{
|
{
|
||||||
cout << "Something went wrong with the SVR dynamic regressors" << endl;
|
std::cout << "Something went wrong with the SVR dynamic regressors" << std::endl;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
cv::Mat_<double> support_vectors_curr;
|
cv::Mat_<double> support_vectors_curr;
|
||||||
LandmarkDetector::ReadMatBin(stream, support_vectors_curr);
|
ReadMatBin(stream, support_vectors_curr);
|
||||||
|
|
||||||
double bias;
|
double bias;
|
||||||
stream.read((char *)&bias, 8);
|
stream.read((char *)&bias, 8);
|
||||||
|
|
|
||||||
|
|
@ -32,9 +32,9 @@
|
||||||
//
|
//
|
||||||
///////////////////////////////////////////////////////////////////////////////
|
///////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
#include "SVR_static_lin_regressors.h"
|
#include "Face_utils.h"
|
||||||
|
|
||||||
#include "LandmarkCoreIncludes.h"
|
#include "SVR_static_lin_regressors.h"
|
||||||
|
|
||||||
using namespace FaceAnalysis;
|
using namespace FaceAnalysis;
|
||||||
|
|
||||||
|
|
@ -43,20 +43,20 @@ void SVR_static_lin_regressors::Read(std::ifstream& stream, const std::vector<st
|
||||||
|
|
||||||
if(this->means.empty())
|
if(this->means.empty())
|
||||||
{
|
{
|
||||||
LandmarkDetector::ReadMatBin(stream, this->means);
|
ReadMatBin(stream, this->means);
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
cv::Mat_<double> m_tmp;
|
cv::Mat_<double> m_tmp;
|
||||||
LandmarkDetector::ReadMatBin(stream, m_tmp);
|
ReadMatBin(stream, m_tmp);
|
||||||
if(cv::norm(m_tmp - this->means > 0.00001))
|
if(cv::norm(m_tmp - this->means > 0.00001))
|
||||||
{
|
{
|
||||||
cout << "Something went wrong with the SVR static regressors" << endl;
|
std::cout << "Something went wrong with the SVR static regressors" << std::endl;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
cv::Mat_<double> support_vectors_curr;
|
cv::Mat_<double> support_vectors_curr;
|
||||||
LandmarkDetector::ReadMatBin(stream, support_vectors_curr);
|
ReadMatBin(stream, support_vectors_curr);
|
||||||
|
|
||||||
double bias;
|
double bias;
|
||||||
stream.read((char *)&bias, 8);
|
stream.read((char *)&bias, 8);
|
||||||
|
|
|
||||||
23
matlab_version/face_detection/mtcnn/setup.m
Normal file
23
matlab_version/face_detection/mtcnn/setup.m
Normal file
|
|
@ -0,0 +1,23 @@
|
||||||
|
function setup(varargin)
|
||||||
|
|
||||||
|
addpath C:\matconvnet\matconvnet-1.0-beta25\examples;
|
||||||
|
|
||||||
|
opts.useGpu = false ;
|
||||||
|
opts.verbose = false ;
|
||||||
|
opts = vl_argparse(opts, varargin) ;
|
||||||
|
|
||||||
|
try
|
||||||
|
vl_nnconv(single(1),single(1),[]) ;
|
||||||
|
catch
|
||||||
|
warning('VL_NNCONV() does not seem to be compiled. Trying to compile it now.') ;
|
||||||
|
vl_compilenn('enableGpu', opts.useGpu, 'verbose', opts.verbose) ;
|
||||||
|
end
|
||||||
|
|
||||||
|
if opts.useGpu
|
||||||
|
try
|
||||||
|
vl_nnconv(gpuArray(single(1)),gpuArray(single(1)),[]) ;
|
||||||
|
catch
|
||||||
|
vl_compilenn('enableGpu', opts.useGpu, 'verbose', opts.verbose) ;
|
||||||
|
warning('GPU support does not seem to be compiled in MatConvNet. Trying to compile it now') ;
|
||||||
|
end
|
||||||
|
end
|
||||||
Loading…
Reference in a new issue