async public void Toggle(Windows.UI.Xaml.Controls.CaptureElement preview)
{
if (CallState == CallState.NoCall)
{
// Start call
voipCall = voipCallCoordinator.RequestNewOutgoingCall("/ActiveCallContext", "Jack And Jill", "Whazzuuupppp", Windows.ApplicationModel.Calls.VoipPhoneCallMedia.Audio);
captureElement = new Windows.Media.Capture.MediaCapture();
await captureElement.InitializeAsync();
preview.Source = captureElement;
await captureElement.StartPreviewAsync();
voipCall.NotifyCallActive();
CallState = CallState.InCall;
}
else if (CallState == CallState.InCall)
{
// Stop call
await captureElement.StopPreviewAsync();
preview.Source = null;
captureElement.Dispose();
captureElement = null;
voipCall.NotifyCallEnded();
voipCall = null;
CallState = CallState.NoCall;
}
}
async private void GetPreview()
{
Windows.Media.Capture.MediaCapture takePhotoManager = new Windows.Media.Capture.MediaCapture();
await takePhotoManager.InitializeAsync();
// start previewing
PhotoPreview.Source = takePhotoManager;
await takePhotoManager.StartPreviewAsync();
// to stop it
await takePhotoManager.StopPreviewAsync();
ImageEncodingProperties imgFormat = ImageEncodingProperties.CreateJpeg();
// a file to save a photo
StorageFile file = await ApplicationData.Current.LocalFolder.CreateFileAsync(
"Photo.jpg", CreationCollisionOption.ReplaceExisting);
await takePhotoManager.CapturePhotoToStorageFileAsync(imgFormat, file);
// Get photo as a BitmapImage
BitmapImage bmpImage = new BitmapImage(new Uri(file.Path));
// imagePreivew is a <Image> object defined in XAML
imagePreivew.Source = bmpImage;
}
