private async void ButtonDetectFaces_Click(object sender, RoutedEventArgs e)
{
if (_faceDetector != null)
{
var inputBitMap = await _cameraCapture.CapturePhotoToSoftwareBitMap();
var facesDetected = await DetectFaces(inputBitMap);
//DisplayFaceLocations(facesDetected);
ShowDetectedFaces(inputBitMap, facesDetected);
}
}