992 lines
36 KiB
C#
992 lines
36 KiB
C#
///////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
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// all rights reserved.
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//
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// ACADEMIC OR NON-PROFIT ORGANIZATION NONCOMMERCIAL RESEARCH USE ONLY
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//
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// BY USING OR DOWNLOADING THE SOFTWARE, YOU ARE AGREEING TO THE TERMS OF THIS LICENSE AGREEMENT.
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// IF YOU DO NOT AGREE WITH THESE TERMS, YOU MAY NOT USE OR DOWNLOAD THE SOFTWARE.
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//
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// License can be found in OpenFace-license.txt
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// * Any publications arising from the use of this software, including but
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// not limited to academic journal and conference publications, technical
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// reports and manuals, must cite at least one of the following works:
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//
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// OpenFace: an open source facial behavior analysis toolkit
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// Tadas Baltrušaitis, Peter Robinson, and Louis-Philippe Morency
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// in IEEE Winter Conference on Applications of Computer Vision, 2016
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//
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// Rendering of Eyes for Eye-Shape Registration and Gaze Estimation
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// Erroll Wood, Tadas Baltrušaitis, Xucong Zhang, Yusuke Sugano, Peter Robinson, and Andreas Bulling
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// in IEEE International. Conference on Computer Vision (ICCV), 2015
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//
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// Cross-dataset learning and person-speci?c normalisation for automatic Action Unit detection
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// Tadas Baltrušaitis, Marwa Mahmoud, and Peter Robinson
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// in Facial Expression Recognition and Analysis Challenge,
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// IEEE International Conference on Automatic Face and Gesture Recognition, 2015
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//
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// Constrained Local Neural Fields for robust facial landmark detection in the wild.
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// Tadas Baltrušaitis, Peter Robinson, and Louis-Philippe Morency.
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// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
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//
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///////////////////////////////////////////////////////////////////////////////
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Threading;
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using System.Windows;
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using System.Windows.Threading;
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using System.Windows.Media.Imaging;
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using System.IO;
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using Microsoft.Win32;
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// Internal libraries
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using OpenCVWrappers;
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using CppInterop.LandmarkDetector;
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using CameraInterop;
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using FaceAnalyser_Interop;
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using GazeAnalyser_Interop;
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using FaceDetectorInterop;
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using MediaReader;
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using Microsoft.WindowsAPICodePack.Dialogs;
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namespace OpenFaceOffline
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{
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/// <summary>
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/// Interaction logic for MainWindow.xaml
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/// </summary>
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public partial class MainWindow : Window
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{
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// Timing for measuring FPS
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#region High-Resolution Timing
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static DateTime startTime;
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static Stopwatch sw = new Stopwatch();
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static MainWindow()
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{
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startTime = DateTime.Now;
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sw.Start();
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}
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public static DateTime CurrentTime
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{
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get { return startTime + sw.Elapsed; }
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}
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#endregion
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// -----------------------------------------------------------------
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// Members
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// -----------------------------------------------------------------
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Thread processing_thread;
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// Some members for displaying the results
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private Capture capture;
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private WriteableBitmap latest_img;
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private WriteableBitmap latest_aligned_face;
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private WriteableBitmap latest_HOG_descriptor;
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// Managing the running of the analysis system
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private volatile bool thread_running;
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private volatile bool thread_paused = false;
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// Allows for going forward in time step by step
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// Useful for visualising things
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private volatile int skip_frames = 0;
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FpsTracker processing_fps = new FpsTracker();
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volatile bool detectionSucceeding = false;
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// For tracking
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private FaceDetector face_detector;
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FaceModelParameters face_model_params;
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CLNF clnf_model;
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// For face analysis
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FaceAnalyserManaged face_analyser;
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GazeAnalyserManaged gaze_analyser;
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// Recording parameters (default values)
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Recorder recorder;
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public bool RecordAligned { get; set; } = false; // Aligned face images
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public bool RecordHOG { get; set; } = false; // HOG features extracted from face images
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public bool Record2DLandmarks { get; set; } = true; // 2D locations of facial landmarks (in pixels)
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public bool Record3DLandmarks { get; set; } = true; // 3D locations of facial landmarks (in pixels)
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public bool RecordModelParameters { get; set; } = true; // Facial shape parameters (rigid and non-rigid geometry)
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public bool RecordPose { get; set; } = true; // Head pose (position and orientation)
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public bool RecordAUs { get; set; } = true; // Facial action units
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public bool RecordGaze { get; set; } = true; // Eye gaze
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// Visualisation options
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public bool ShowTrackedVideo { get; set; } = true; // Showing the actual tracking
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public bool ShowAppearance { get; set; } = true; // Showing appeaance features like HOG
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public bool ShowGeometry { get; set; } = true; // Showing geometry features, pose, gaze, and non-rigid
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public bool ShowAUs { get; set; } = true; // Showing Facial Action Units
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int image_output_size = 112;
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// Where the recording is done (by default in a record directory, from where the application executed)
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String record_root = "./record";
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// For AU prediction, if videos are long dynamic models should be used
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public bool DynamicAUModels { get; set; } = true;
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// Camera calibration parameters
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public double fx = -1, fy = -1, cx = -1, cy = -1;
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bool estimate_camera_parameters = true;
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public MainWindow()
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{
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InitializeComponent();
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this.DataContext = this; // For WPF data binding
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// Set the icon
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Uri iconUri = new Uri("logo1.ico", UriKind.RelativeOrAbsolute);
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this.Icon = BitmapFrame.Create(iconUri);
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String root = AppDomain.CurrentDomain.BaseDirectory;
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face_model_params = new FaceModelParameters(root, false);
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clnf_model = new CLNF(face_model_params);
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gaze_analyser = new GazeAnalyserManaged();
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}
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// ----------------------------------------------------------
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// Actual work gets done here
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// The main function call for processing images or video files, TODO rename this as it is not a loop
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private void ProcessingLoop(String[] filenames, int cam_id = -1, int width = -1, int height = -1, bool multi_face = false)
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{
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SetupFeatureExtractionMode();
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thread_running = true;
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// Create the video capture and call the VideoLoop
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if (filenames != null)
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{
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face_model_params.optimiseForVideo();
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if (cam_id == -2)
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{
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List<String> image_files_all = new List<string>();
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foreach (string image_name in filenames)
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image_files_all.Add(image_name);
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// Loading an image sequence that represents a video
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capture = new Capture(image_files_all);
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if (capture.isOpened())
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{
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// Prepare recording if any based on the directory
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String file_no_ext = System.IO.Path.GetDirectoryName(filenames[0]);
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file_no_ext = System.IO.Path.GetFileName(file_no_ext);
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// Start the actual processing and recording
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FeatureExtractionLoop(file_no_ext);
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}
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else
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{
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string messageBoxText = "Failed to open an image";
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string caption = "Not valid file";
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MessageBoxButton button = MessageBoxButton.OK;
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MessageBoxImage icon = MessageBoxImage.Warning;
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// Display message box
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MessageBox.Show(messageBoxText, caption, button, icon);
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}
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}
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else
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{
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face_model_params.optimiseForVideo();
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// Loading a video file (or a number of them)
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foreach (string filename in filenames)
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{
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if (!thread_running)
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{
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continue;
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}
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capture = new Capture(filename);
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if (capture.isOpened())
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{
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String file_no_ext = System.IO.Path.GetFileNameWithoutExtension(filename);
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// Start the actual processing
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FeatureExtractionLoop(file_no_ext);
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}
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else
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{
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string messageBoxText = "File is not a video or the codec is not supported.";
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string caption = "Not valid file";
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MessageBoxButton button = MessageBoxButton.OK;
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MessageBoxImage icon = MessageBoxImage.Warning;
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// Display message box
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MessageBox.Show(messageBoxText, caption, button, icon);
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}
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}
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}
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}
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EndMode();
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}
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// TODO here
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private void ProcessIndividualImages(ImageReader reader) // TODO need interface for recording settings
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{
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// Make sure the GUI is setup appropriately
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SetupFeatureExtractionMode();
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// Indicate we will start running the thread
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thread_running = true;
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// Setup the parameters optimized for working on individual images rather than sequences
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face_model_params.optimiseForImages();
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// Initialize the face detector if it has not been initialized yet
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if(face_detector == null)
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{
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face_detector = new FaceDetector();
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}
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// Initialize the face analyser
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face_analyser = new FaceAnalyserManaged(AppDomain.CurrentDomain.BaseDirectory, DynamicAUModels, image_output_size);
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// Loading an image file (or a number of them)
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while (reader.isOpened())
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{
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if (!thread_running)
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{
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continue;
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}
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// Start the actual processing, TODO this should change?
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Thread.CurrentThread.IsBackground = true;
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clnf_model.Reset();
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var frame = new RawImage(reader.GetNextImage());
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var grayFrame = new RawImage(reader.GetCurrentFrameGray());
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double progress = reader.GetProgress();
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// Detect faces here and return bounding boxes
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List<Rect> face_detections = new List<Rect>();
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List<double> confidences = new List<double>();
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face_detector.DetectFacesHOG(face_detections, grayFrame, confidences);
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// For visualizing landmarks
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List<Point> landmark_points = new List<Point>();
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for (int i = 0; i < face_detections.Count; ++i)
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{
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bool success = clnf_model.DetectFaceLandmarksInImage(grayFrame, face_detections[i], face_model_params);
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var landmarks = clnf_model.CalculateAllLandmarks();
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// Predict action units
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var au_preds = face_analyser.PredictStaticAUsAndComputeFeatures(grayFrame, landmarks);
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// Predic eye gaze
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gaze_analyser.AddNextFrame(clnf_model, success, fx, fy, cx, cy); // TODO fx should be from reader
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// Only the final face will contain the details
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VisualizeFeatures(frame, landmarks, fx, fy, cx, cy, progress);
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foreach (var p in landmarks)
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{
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landmark_points.Add(new Point(p.Item1, p.Item2));
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}
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}
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// Visualisation TODO this should be lifted out? and actually be grabbed from the visualizer? rather than drawing points ourselves?
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//if (ShowTrackedVideo)
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//{
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// Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 0, 200), (Action)(() =>
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// {
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// if (latest_img == null)
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// {
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// latest_img = frame.CreateWriteableBitmap();
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// }
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// frame.UpdateWriteableBitmap(latest_img);
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// video.Source = latest_img;
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// video.Confidence = 1;
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// video.FPS = processing_fps.GetFPS();
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// video.Progress = progress;
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// video.OverlayLines = new List<Tuple<Point, Point>>();
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// video.OverlayPoints = landmark_points;
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// // TODO unify with other visualization
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// }));
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//}
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latest_img = null;
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// TODO how to report errors from the reader here? exceptions? logging? Problem for future versions?
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}
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// TODO is this still needed?
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EndMode();
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}
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// Capturing and processing the video frame by frame
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private void FeatureExtractionLoop(string output_file_name)
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{
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DateTime? startTime = CurrentTime;
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var lastFrameTime = CurrentTime;
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clnf_model.Reset();
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face_analyser = new FaceAnalyserManaged(AppDomain.CurrentDomain.BaseDirectory, DynamicAUModels, image_output_size);
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// If the camera calibration parameters are not set (indicated by -1), guesstimate them
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if(estimate_camera_parameters || fx == -1 || fy == -1 || cx == -1 || cy == -1)
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{
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fx = 500.0 * (capture.width / 640.0);
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fy = 500.0 * (capture.height / 480.0);
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fx = (fx + fy) / 2.0;
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fy = fx;
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cx = capture.width / 2f;
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cy = capture.height / 2f;
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}
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// Setup the recorder first
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recorder = new Recorder(record_root, output_file_name, capture.width, capture.height, Record2DLandmarks, Record3DLandmarks, RecordModelParameters, RecordPose,
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RecordAUs, RecordGaze, RecordAligned, RecordHOG, clnf_model, face_analyser, fx, fy, cx, cy, DynamicAUModels);
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int frame_id = 0;
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double fps = capture.GetFPS();
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if (fps <= 0) fps = 30;
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while (thread_running)
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{
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//////////////////////////////////////////////
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// CAPTURE FRAME AND DETECT LANDMARKS FOLLOWED BY THE REQUIRED IMAGE PROCESSING
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//////////////////////////////////////////////
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RawImage frame = null;
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double progress = -1;
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frame = new RawImage(capture.GetNextFrame(false));
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progress = capture.GetProgress();
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if (frame.Width == 0)
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{
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// This indicates that we reached the end of the video file
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break;
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}
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lastFrameTime = CurrentTime;
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processing_fps.AddFrame();
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var grayFrame = new RawImage(capture.GetCurrentFrameGray());
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if (grayFrame == null)
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{
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Console.WriteLine("Gray is empty");
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continue;
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}
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detectionSucceeding = ProcessFrame(clnf_model, face_model_params, frame, grayFrame, fx, fy, cx, cy);
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// The face analysis step (for AUs and eye gaze)
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face_analyser.AddNextFrame(frame, clnf_model.CalculateAllLandmarks(), detectionSucceeding, false, ShowAppearance); // TODO change
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gaze_analyser.AddNextFrame(clnf_model, detectionSucceeding, fx, fy, cx, cy);
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recorder.RecordFrame(clnf_model, face_analyser, gaze_analyser, detectionSucceeding, frame_id + 1, ((double)frame_id) / fps);
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List<Tuple<double, double>> landmarks = clnf_model.CalculateVisibleLandmarks();
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VisualizeFeatures(frame, landmarks, fx, fy, cx, cy, progress);
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while (thread_running & thread_paused && skip_frames == 0)
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{
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Thread.Sleep(10);
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}
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frame_id++;
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if (skip_frames > 0)
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skip_frames--;
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}
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latest_img = null;
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skip_frames = 0;
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// Unpause if it's paused
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if (thread_paused)
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{
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Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 0, 200), (Action)(() =>
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{
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PauseButton_Click(null, null);
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}));
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}
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recorder.FinishRecording(clnf_model, face_analyser);
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}
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private void VisualizeFeatures(RawImage frame, List<Tuple<double, double>> landmarks, double fx, double fy, double cx, double cy, double progress)
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{
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List<Tuple<Point, Point>> lines = null;
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List<Tuple<double, double>> eye_landmarks = null;
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List<Tuple<Point, Point>> gaze_lines = null;
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Tuple<double, double> gaze_angle = new Tuple<double, double>(0, 0);
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List<double> pose = new List<double>();
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clnf_model.GetPose(pose, fx, fy, cx, cy);
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List<double> non_rigid_params = clnf_model.GetNonRigidParams();
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double confidence = (-clnf_model.GetConfidence()) / 2.0 + 0.5;
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if (confidence < 0)
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confidence = 0;
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else if (confidence > 1)
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confidence = 1;
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double scale = 0;
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if (detectionSucceeding)
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{
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eye_landmarks = clnf_model.CalculateVisibleEyeLandmarks();
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lines = clnf_model.CalculateBox((float)fx, (float)fy, (float)cx, (float)cy);
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scale = clnf_model.GetRigidParams()[0];
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gaze_lines = gaze_analyser.CalculateGazeLines(scale, (float)fx, (float)fy, (float)cx, (float)cy);
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gaze_angle = gaze_analyser.GetGazeAngle();
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}
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// Visualisation (as a separate function)
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Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 0, 200), (Action)(() =>
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{
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if (ShowAUs)
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{
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// TODO this should be done through the visualizer?
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var au_classes = face_analyser.GetCurrentAUsClass();
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var au_regs = face_analyser.GetCurrentAUsReg();
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auClassGraph.Update(au_classes);
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var au_regs_scaled = new Dictionary<String, double>();
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foreach (var au_reg in au_regs)
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{
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au_regs_scaled[au_reg.Key] = au_reg.Value / 5.0;
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if (au_regs_scaled[au_reg.Key] < 0)
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au_regs_scaled[au_reg.Key] = 0;
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if (au_regs_scaled[au_reg.Key] > 1)
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au_regs_scaled[au_reg.Key] = 1;
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}
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auRegGraph.Update(au_regs_scaled);
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}
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if (ShowGeometry)
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{
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int yaw = (int)(pose[4] * 180 / Math.PI + 0.5);
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int roll = (int)(pose[5] * 180 / Math.PI + 0.5);
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int pitch = (int)(pose[3] * 180 / Math.PI + 0.5);
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YawLabel.Content = yaw + "°";
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RollLabel.Content = roll + "°";
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PitchLabel.Content = pitch + "°";
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XPoseLabel.Content = (int)pose[0] + " mm";
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YPoseLabel.Content = (int)pose[1] + " mm";
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ZPoseLabel.Content = (int)pose[2] + " mm";
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nonRigidGraph.Update(non_rigid_params);
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// Update eye gaze
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String x_angle = String.Format("{0:F0}°", gaze_angle.Item1 * (180.0 / Math.PI));
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String y_angle = String.Format("{0:F0}°", gaze_angle.Item2 * (180.0 / Math.PI));
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GazeXLabel.Content = x_angle;
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GazeYLabel.Content = y_angle;
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}
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if (ShowTrackedVideo)
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{
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if (latest_img == null)
|
|
{
|
|
latest_img = frame.CreateWriteableBitmap();
|
|
}
|
|
|
|
frame.UpdateWriteableBitmap(latest_img);
|
|
|
|
video.Source = latest_img;
|
|
video.Confidence = confidence;
|
|
video.FPS = processing_fps.GetFPS();
|
|
video.Progress = progress;
|
|
video.FaceScale = scale;
|
|
|
|
if (!detectionSucceeding)
|
|
{
|
|
video.OverlayLines.Clear();
|
|
video.OverlayPoints.Clear();
|
|
video.OverlayEyePoints.Clear();
|
|
video.GazeLines.Clear();
|
|
}
|
|
else
|
|
{
|
|
video.OverlayLines = lines;
|
|
|
|
List<Point> landmark_points = new List<Point>();
|
|
foreach (var p in landmarks)
|
|
{
|
|
landmark_points.Add(new Point(p.Item1, p.Item2));
|
|
}
|
|
|
|
List<Point> eye_landmark_points = new List<Point>();
|
|
foreach (var p in eye_landmarks)
|
|
{
|
|
eye_landmark_points.Add(new Point(p.Item1, p.Item2));
|
|
}
|
|
|
|
|
|
video.OverlayPoints = landmark_points;
|
|
video.OverlayEyePoints = eye_landmark_points;
|
|
video.GazeLines = gaze_lines;
|
|
}
|
|
}
|
|
|
|
if (ShowAppearance)
|
|
{
|
|
// TODO how to do this for images, now this is only for videos, one possibility is only doing this on replay for images, and showing the selected face only
|
|
RawImage aligned_face = face_analyser.GetLatestAlignedFace();
|
|
RawImage hog_face = face_analyser.GetLatestHOGDescriptorVisualisation();
|
|
|
|
if (latest_aligned_face == null)
|
|
{
|
|
latest_aligned_face = aligned_face.CreateWriteableBitmap();
|
|
latest_HOG_descriptor = hog_face.CreateWriteableBitmap();
|
|
}
|
|
|
|
aligned_face.UpdateWriteableBitmap(latest_aligned_face);
|
|
hog_face.UpdateWriteableBitmap(latest_HOG_descriptor);
|
|
|
|
AlignedFace.Source = latest_aligned_face;
|
|
AlignedHOG.Source = latest_HOG_descriptor;
|
|
}
|
|
}));
|
|
|
|
|
|
}
|
|
|
|
private void StopTracking()
|
|
{
|
|
// First complete the running of the thread
|
|
if (processing_thread != null)
|
|
{
|
|
// Tell the other thread to finish
|
|
thread_running = false;
|
|
processing_thread.Join();
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// ----------------------------------------------------------
|
|
// Interacting with landmark detection and face analysis
|
|
|
|
private bool ProcessFrame(CLNF clnf_model, FaceModelParameters clnf_params, RawImage frame, RawImage grayscale_frame, double fx, double fy, double cx, double cy)
|
|
{
|
|
detectionSucceeding = clnf_model.DetectLandmarksInVideo(grayscale_frame, clnf_params);
|
|
return detectionSucceeding;
|
|
|
|
}
|
|
|
|
// ----------------------------------------------------------
|
|
// Mode handling (image, video)
|
|
// ----------------------------------------------------------
|
|
|
|
// Disable GUI components that should not be active during processing
|
|
private void SetupFeatureExtractionMode()
|
|
{
|
|
Dispatcher.Invoke((Action)(() =>
|
|
{
|
|
SettingsMenu.IsEnabled = false;
|
|
RecordingMenu.IsEnabled = false;
|
|
AUSetting.IsEnabled = false;
|
|
|
|
PauseButton.IsEnabled = true;
|
|
StopButton.IsEnabled = true;
|
|
NextFiveFramesButton.IsEnabled = false;
|
|
NextFrameButton.IsEnabled = false;
|
|
}));
|
|
}
|
|
|
|
// When the processing is done re-enable the components
|
|
private void EndMode()
|
|
{
|
|
Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 1, 0), (Action)(() =>
|
|
{
|
|
|
|
SettingsMenu.IsEnabled = true;
|
|
RecordingMenu.IsEnabled = true;
|
|
AUSetting.IsEnabled = true;
|
|
|
|
PauseButton.IsEnabled = false;
|
|
StopButton.IsEnabled = false;
|
|
NextFiveFramesButton.IsEnabled = false;
|
|
NextFrameButton.IsEnabled = false;
|
|
|
|
// Clean up the interface itself
|
|
video.Source = null;
|
|
|
|
auClassGraph.Update(new Dictionary<string, double>());
|
|
auRegGraph.Update(new Dictionary<string, double>());
|
|
YawLabel.Content = "0°";
|
|
RollLabel.Content = "0°";
|
|
PitchLabel.Content = "0°";
|
|
|
|
XPoseLabel.Content = "0 mm";
|
|
YPoseLabel.Content = "0 mm";
|
|
ZPoseLabel.Content = "0 mm";
|
|
|
|
nonRigidGraph.Update(new List<double>());
|
|
|
|
GazeXLabel.Content = "0°";
|
|
GazeYLabel.Content = "0°";
|
|
|
|
AlignedFace.Source = null;
|
|
AlignedHOG.Source = null;
|
|
|
|
}));
|
|
}
|
|
|
|
// ----------------------------------------------------------
|
|
// Opening Videos/Images
|
|
// ----------------------------------------------------------
|
|
|
|
private void videoFileOpenClick(object sender, RoutedEventArgs e)
|
|
{
|
|
new Thread(() => openVideoFile()).Start();
|
|
}
|
|
|
|
private void openVideoFile()
|
|
{
|
|
StopTracking();
|
|
|
|
Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 2, 0), (Action)(() =>
|
|
{
|
|
var d = new OpenFileDialog();
|
|
d.Multiselect = true;
|
|
d.Filter = "Video files|*.avi;*.wmv;*.mov;*.mpg;*.mpeg;*.mp4";
|
|
|
|
if (d.ShowDialog(this) == true)
|
|
{
|
|
|
|
string[] video_files = d.FileNames;
|
|
|
|
processing_thread = new Thread(() => ProcessingLoop(video_files));
|
|
processing_thread.Start();
|
|
|
|
}
|
|
}));
|
|
}
|
|
|
|
// Some utilities for opening images/videos and directories
|
|
private ImageReader openMediaDialog(bool images)
|
|
{
|
|
string[] image_files = new string[0];
|
|
Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 2, 0), (Action)(() =>
|
|
{
|
|
var d = new OpenFileDialog();
|
|
d.Multiselect = true;
|
|
if(images)
|
|
{
|
|
d.Filter = "Image files|*.jpg;*.jpeg;*.bmp;*.png;*.gif";
|
|
}
|
|
else
|
|
{
|
|
d.Filter = "Video files|*.avi;*.wmv;*.mov;*.mpg;*.mpeg;*.mp4";
|
|
}
|
|
if (d.ShowDialog(this) == true)
|
|
{
|
|
|
|
image_files = d.FileNames;
|
|
|
|
}
|
|
}));
|
|
List<string> img_files_list = new List<string>(image_files);
|
|
return new ImageReader(img_files_list);
|
|
}
|
|
|
|
private void individualImageFilesOpenClick(object sender, RoutedEventArgs e)
|
|
{
|
|
// First clean up existing tracking
|
|
StopTracking();
|
|
|
|
ImageReader reader = openMediaDialog(true);
|
|
|
|
processing_thread = new Thread(() => ProcessIndividualImages(reader));
|
|
processing_thread.Start();
|
|
|
|
}
|
|
|
|
private void individualImageDirectoryOpenClick(object sender, RoutedEventArgs e)
|
|
{
|
|
|
|
StopTracking();
|
|
|
|
// TODO open directory here
|
|
new Thread(() => imageOpen()).Start();
|
|
}
|
|
|
|
// TODO old
|
|
private void imageFileOpenClick(object sender, RoutedEventArgs e)
|
|
{
|
|
|
|
new Thread(() => imageOpen()).Start();
|
|
}
|
|
|
|
// TODO old
|
|
private void imageOpen()
|
|
{
|
|
StopTracking();
|
|
|
|
Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 2, 0), (Action)(() =>
|
|
{
|
|
var d = new OpenFileDialog();
|
|
d.Multiselect = true;
|
|
d.Filter = "Image files|*.jpg;*.jpeg;*.bmp;*.png;*.gif";
|
|
|
|
if (d.ShowDialog(this) == true)
|
|
{
|
|
|
|
string[] image_files = d.FileNames;
|
|
|
|
processing_thread = new Thread(() => ProcessingLoop(image_files, -3));
|
|
processing_thread.Start();
|
|
|
|
}
|
|
}));
|
|
}
|
|
|
|
private void imageSequenceFileOpenClick(object sender, RoutedEventArgs e)
|
|
{
|
|
new Thread(() => imageSequenceOpen()).Start();
|
|
}
|
|
|
|
private void imageSequenceOpen()
|
|
{
|
|
StopTracking();
|
|
|
|
Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 2, 0), (Action)(() =>
|
|
{
|
|
var d = new OpenFileDialog();
|
|
d.Multiselect = true;
|
|
d.Filter = "Image files|*.jpg;*.jpeg;*.bmp;*.png;*.gif";
|
|
|
|
if (d.ShowDialog(this) == true)
|
|
{
|
|
|
|
string[] image_files = d.FileNames;
|
|
|
|
processing_thread = new Thread(() => ProcessingLoop(image_files, -2));
|
|
processing_thread.Start();
|
|
|
|
}
|
|
}));
|
|
}
|
|
|
|
// --------------------------------------------------------
|
|
// Button handling
|
|
// --------------------------------------------------------
|
|
|
|
// Cleanup stuff when closing the window
|
|
private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
|
|
{
|
|
if (processing_thread != null)
|
|
{
|
|
// Stop capture and tracking
|
|
thread_running = false;
|
|
processing_thread.Join();
|
|
|
|
capture.Dispose();
|
|
}
|
|
face_analyser.Dispose();
|
|
}
|
|
|
|
// Stopping the tracking
|
|
private void StopButton_Click(object sender, RoutedEventArgs e)
|
|
{
|
|
if (processing_thread != null)
|
|
{
|
|
// Stop capture and tracking
|
|
thread_paused = false;
|
|
thread_running = false;
|
|
// Let the processing thread finish
|
|
processing_thread.Join();
|
|
|
|
// Clean up the interface
|
|
EndMode();
|
|
}
|
|
}
|
|
|
|
private void PauseButton_Click(object sender, RoutedEventArgs e)
|
|
{
|
|
if (processing_thread != null)
|
|
{
|
|
// Stop capture and tracking
|
|
thread_paused = !thread_paused;
|
|
|
|
NextFrameButton.IsEnabled = thread_paused;
|
|
NextFiveFramesButton.IsEnabled = thread_paused;
|
|
|
|
if (thread_paused)
|
|
{
|
|
PauseButton.Content = "Resume";
|
|
}
|
|
else
|
|
{
|
|
PauseButton.Content = "Pause";
|
|
}
|
|
}
|
|
}
|
|
|
|
private void SkipButton_Click(object sender, RoutedEventArgs e)
|
|
{
|
|
if (sender.Equals(NextFrameButton))
|
|
{
|
|
skip_frames += 1;
|
|
}
|
|
else if (sender.Equals(NextFiveFramesButton))
|
|
{
|
|
skip_frames += 5;
|
|
}
|
|
}
|
|
|
|
|
|
private void VisualisationChange(object sender, RoutedEventArgs e)
|
|
{
|
|
// Collapsing or restoring the windows here
|
|
if (!ShowTrackedVideo)
|
|
{
|
|
VideoBorder.Visibility = System.Windows.Visibility.Collapsed;
|
|
MainGrid.ColumnDefinitions[0].Width = new GridLength(0, GridUnitType.Star);
|
|
}
|
|
else
|
|
{
|
|
VideoBorder.Visibility = System.Windows.Visibility.Visible;
|
|
MainGrid.ColumnDefinitions[0].Width = new GridLength(2.1, GridUnitType.Star);
|
|
}
|
|
|
|
if (!ShowAppearance)
|
|
{
|
|
AppearanceBorder.Visibility = System.Windows.Visibility.Collapsed;
|
|
MainGrid.ColumnDefinitions[1].Width = new GridLength(0, GridUnitType.Star);
|
|
}
|
|
else
|
|
{
|
|
AppearanceBorder.Visibility = System.Windows.Visibility.Visible;
|
|
MainGrid.ColumnDefinitions[1].Width = new GridLength(0.8, GridUnitType.Star);
|
|
}
|
|
|
|
// Collapsing or restoring the windows here
|
|
if (!ShowGeometry)
|
|
{
|
|
GeometryBorder.Visibility = System.Windows.Visibility.Collapsed;
|
|
MainGrid.ColumnDefinitions[2].Width = new GridLength(0, GridUnitType.Star);
|
|
}
|
|
else
|
|
{
|
|
GeometryBorder.Visibility = System.Windows.Visibility.Visible;
|
|
MainGrid.ColumnDefinitions[2].Width = new GridLength(1.0, GridUnitType.Star);
|
|
}
|
|
|
|
// Collapsing or restoring the windows here
|
|
if (!ShowAUs)
|
|
{
|
|
ActionUnitBorder.Visibility = System.Windows.Visibility.Collapsed;
|
|
MainGrid.ColumnDefinitions[3].Width = new GridLength(0, GridUnitType.Star);
|
|
}
|
|
else
|
|
{
|
|
ActionUnitBorder.Visibility = System.Windows.Visibility.Visible;
|
|
MainGrid.ColumnDefinitions[3].Width = new GridLength(1.6, GridUnitType.Star);
|
|
}
|
|
|
|
}
|
|
|
|
private void setOutputImageSize_Click(object sender, RoutedEventArgs e)
|
|
{
|
|
|
|
NumberEntryWindow number_entry_window = new NumberEntryWindow(image_output_size);
|
|
number_entry_window.Icon = this.Icon;
|
|
|
|
number_entry_window.WindowStartupLocation = WindowStartupLocation.CenterScreen;
|
|
|
|
if (number_entry_window.ShowDialog() == true)
|
|
{
|
|
image_output_size = number_entry_window.OutputInt;
|
|
}
|
|
}
|
|
|
|
private void setCameraParameters_Click(object sender, RoutedEventArgs e)
|
|
{
|
|
CameraParametersEntry camera_params_entry_window = new CameraParametersEntry(fx, fy, cx, cy);
|
|
camera_params_entry_window.Icon = this.Icon;
|
|
|
|
camera_params_entry_window.WindowStartupLocation = WindowStartupLocation.CenterScreen;
|
|
|
|
if (camera_params_entry_window.ShowDialog() == true)
|
|
{
|
|
fx = camera_params_entry_window.Fx;
|
|
fy = camera_params_entry_window.Fy;
|
|
cx = camera_params_entry_window.Cx;
|
|
cy = camera_params_entry_window.Cy;
|
|
if(fx == -1 || fy == -1 || cx == -1 || cy == -1)
|
|
{
|
|
estimate_camera_parameters = true;
|
|
}
|
|
else
|
|
{
|
|
estimate_camera_parameters = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
private void OutputLocationItem_Click(object sender, RoutedEventArgs e)
|
|
{
|
|
var dlg = new CommonOpenFileDialog();
|
|
dlg.Title = "Select output directory";
|
|
dlg.IsFolderPicker = true;
|
|
dlg.AllowNonFileSystemItems = false;
|
|
dlg.EnsureFileExists = true;
|
|
dlg.EnsurePathExists = true;
|
|
dlg.EnsureReadOnly = false;
|
|
dlg.EnsureValidNames = true;
|
|
dlg.Multiselect = false;
|
|
dlg.ShowPlacesList = true;
|
|
|
|
if (dlg.ShowDialog() == CommonFileDialogResult.Ok)
|
|
{
|
|
var folder = dlg.FileName;
|
|
record_root = folder;
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|