sustaining_gazes/gui/OpenFaceDemo/MainWindow.xaml.cs

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3.8 KiB
C#
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2016-10-04 20:08:59 +00:00
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Threading;
// Internal libraries
using OpenFaceOffline;
using OpenCVWrappers;
using CppInterop;
using CppInterop.LandmarkDetector;
using CameraInterop;
using FaceAnalyser_Interop;
using System.Windows.Threading;
namespace OpenFaceDemo
{
/// <summary>
/// Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
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// -----------------------------------------------------------------
// Members
// -----------------------------------------------------------------
Thread processing_thread;
// Some members for displaying the results
private Capture capture;
private volatile bool thread_running;
// For selecting webcams
CameraSelection cam_sec;
public MainWindow()
{
InitializeComponent();
}
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();
}
}
// --------------------------------------------------------
// Button handling
// --------------------------------------------------------
private void openWebcamClick(object sender, RoutedEventArgs e)
{
new Thread(() => openWebcam()).Start();
}
private void openWebcam()
{
StopTracking();
Dispatcher.Invoke(DispatcherPriority.Render, new TimeSpan(0, 0, 0, 2, 0), (Action)(() =>
{
// First close the cameras that might be open to avoid clashing with webcam opening
if (capture != null)
{
capture.Dispose();
}
if (cam_sec == null)
{
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cam_sec = new CameraSelection();
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}
else
{
cam_sec = new CameraSelection(cam_sec.cams);
cam_sec.Visibility = System.Windows.Visibility.Visible;
}
// Set the icon
Uri iconUri = new Uri("logo1.ico", UriKind.RelativeOrAbsolute);
cam_sec.Icon = BitmapFrame.Create(iconUri);
if (!cam_sec.no_cameras_found)
cam_sec.ShowDialog();
if (cam_sec.camera_selected)
{
int cam_id = cam_sec.selected_camera.Item1;
int width = cam_sec.selected_camera.Item2;
int height = cam_sec.selected_camera.Item3;
// TODO add
//processing_thread = new Thread(() => ProcessingLoop(null, cam_id, width, height));
//processing_thread.Start();
}
}));
}
// 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();
}
// TODO add
//face_analyser.Dispose();
}
}
}