private void UIColorModeControlButton_Click(object sender, RoutedEventArgs e)
{
var modes = Enum.GetValues(typeof(ColorModeKind));
m_colorMode = (m_colorMode + 1) % modes.Length;
CameraKsPropertyInquiry.SetCustomControlFlags(CustomControlKind.ColorMode, m_mediaCapture.VideoDeviceController, (uint)((int)modes.GetValue(m_colorMode)));
}
/// <summary>
/// Initialize the view of the virtual camera and configure available interactions
/// </summary>
/// <returns></returns>
public async Task InitializeAsync()
{
m_mediaCapture = new MediaCapture();
m_mediaPlayer = new MediaPlayer();
// We initialize the MediaCapture instance with the virtual camera in sharing mode
// to preview its stream without blocking other app from using it
var initSettings = new MediaCaptureInitializationSettings()
{
SharingMode = MediaCaptureSharingMode.SharedReadOnly,
VideoDeviceId = VirtualCameraProxyInst.SymbolicLink,
StreamingCaptureMode = StreamingCaptureMode.Video
};
await m_mediaCapture.InitializeAsync(initSettings);
// Retrieve the source associated with the video preview stream.
// On 1-pin camera, this may be the VideoRecord MediaStreamType as opposed to VideoPreview on multi-pin camera
var frameSource = m_mediaCapture.FrameSources.FirstOrDefault(source => source.Value.Info.MediaStreamType == MediaStreamType.VideoPreview &&
source.Value.Info.SourceKind == MediaFrameSourceKind.Color).Value;
if (frameSource == null)
{
frameSource = m_mediaCapture.FrameSources.FirstOrDefault(source => source.Value.Info.MediaStreamType == MediaStreamType.VideoRecord &&
source.Value.Info.SourceKind == MediaFrameSourceKind.Color).Value;
}
// if no preview stream is available, bail
if (frameSource == null)
{
return;
}
// Setup MediaPlayer with the preview source
m_mediaPlayer.RealTimePlayback = true;
m_mediaPlayer.AutoPlay = true;
m_mediaPlayer.Source = MediaSource.CreateFromMediaFrameSource(frameSource);
UIMediaPlayerElement.SetMediaPlayer(m_mediaPlayer);
// Query support of custom and standard KSProperty and update UI toggle buttons accordingly
bool isColorModeSupported = (null != CameraKsPropertyInquiry.GetCustomControl(CustomControlKind.ColorMode, m_mediaCapture.VideoDeviceController));
bool isEyeGazeCorrectionSupported = (null != CameraKsPropertyInquiry.GetExtendedControl(ExtendedControlKind.EyeGazeCorrection, m_mediaCapture.VideoDeviceController));
UIColorModeControlButton.IsEnabled = isColorModeSupported;
UIEyeGazeControlButton.IsEnabled = isEyeGazeCorrectionSupported;
}
private void UIEyeGazeControlButton_Click(object sender, RoutedEventArgs e)
{
m_eyeGazeMode = !m_eyeGazeMode;
CameraKsPropertyInquiry.SetExtendedControlFlags(ExtendedControlKind.EyeGazeCorrection, m_mediaCapture.VideoDeviceController, (uint)(m_eyeGazeMode == true ? 1 : 0));
}
