/// <summary>
/// Shows the form for webcam selection.
/// </summary>
/// <returns>
/// The selected webcam.
/// </returns>
public static ImageCaptureDevice SelectWebcam()
{
ReadOnlyCollection <ImageCaptureDevice> devices = ImageCaptureDeviceConfiguration.GetCaptureDevices();
if (devices.Count == 0)
{
throw new Exception("Webcam is not found.");
}
if (devices.Count == 1)
{
return(devices[0]);
}
// create webcam selection dialog
using (WebcamSelectionForm dialog = new WebcamSelectionForm())
{
// disable changing of the capturing image format
dialog.CanSelectFormat = false;
// if webcam is selected
if (dialog.ShowDialog() == DialogResult.OK)
{
return(dialog.SelectedWebcam);
}
return(null);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="WebcamSelectionForm"/> class.
/// </summary>
public WebcamSelectionForm()
{
InitializeComponent();
ReadOnlyCollection <ImageCaptureDevice> devices = ImageCaptureDeviceConfiguration.GetCaptureDevices();
foreach (ImageCaptureDevice device in devices)
{
devicesComboBox.Items.Add(device);
}
if (devices.Count > 0)
{
devicesComboBox.SelectedIndex = 0;
}
}