private async void AddFace()
{
if (SelectedImage == -1)
{
return;
}
if (string.IsNullOrWhiteSpace(UsernameText))
{
return;
}
var selectedImage = PreviewImages[SelectedImage];
var addedFaceData = await RecognitionData.InsertFace(selectedImage.Original, selectedImage.Grayframe, UsernameText);
if (addedFaceData.FaceId != -1)
{
ResultText = $"Success: ID {addedFaceData.FaceId}";
PreviewImages.Clear();
PreviewHeaderVisible = false;
UsernameText = "";
}
else
{
ResultText = "Error!";
}
await Task.Delay(3000);
ResultText = "";
}
protected override void loadPreviews()
{
PreviewImages.AddRange(from attachment in Post.Attachments
where attachment.Type == "photo"
select attachment.ObtainPhotoUrl(ImageSize.Medium, new PhotoUrlObtainer()));
PreviewImages.AddRange(from attachment in Post.Attachments
where attachment.Type == "doc" && (attachment.Document.Type == (int)DocType.Image || attachment.Document.Type == (int)DocType.Gif)
select attachment.ObtainDocumentPreview(ImageSize.Large, new DocumentPreviewUrlObtainer()));
CanExpand = PreviewImages.Any() && PostType != PostType.Missing;
}
private void TakeSnapshot()
{
var previewImages = _cameraHandler.GetDetectedSnippets(CameraViewModel.Capture);
PreviewImages.Clear();
foreach (var image in previewImages)
{
PreviewImages.Add(image);
}
PreviewHeaderVisible = true;
SelectedImage = 0;
}
public virtual void ClearPreview()
{
PreviewImages.Clear();
}
protected override void loadPreviews()
{
PreviewImages.AddRange(Post.Attachments.Select(url => new ImageItem(url, url)));
CanExpand = PreviewImages.Any();
Expand();
}
