public void onTaskCompleted(object sender, PhotoResult e)
{
if (e.Error != null)
{
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR));
return;
}
switch (e.TaskResult)
{
case TaskResult.OK:
try
{
string imagePathOrContent = string.Empty;
if (cameraOptions.DestinationType == FILE_URI)
{
WriteableBitmap image = PictureDecoder.DecodeJpeg(e.ChosenPhoto);
imagePathOrContent = this.SaveImageToLocalStorage(image, Path.GetFileName(e.OriginalFileName));
}
else if (cameraOptions.DestinationType == DATA_URL)
{
imagePathOrContent = this.GetImageContent(e.ChosenPhoto);
}
else
{
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, "Incorrec option: destinationType"));
return;
}
DispatchCommandResult(new PluginResult(PluginResult.Status.OK, imagePathOrContent));
}
catch (Exception ex)
{
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, "Error retrieving image."));
}
break;
case TaskResult.Cancel:
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, "Selection cancelled."));
break;
default:
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, "Selection did not complete!"));
break;
}
}
/// <summary>
/// User would like to load an existing photo from library
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void load_click(object sender, EventArgs e)
{
PhotoChooserTask photoChooserTask;
photoChooserTask = new PhotoChooserTask();
//picture loaded
photoChooserTask.Completed += (s, ev) =>
{
if (ev.TaskResult == TaskResult.OK)
{
Renderer.LoadNewImage(GPUImageGame.InitialFilters[0], PictureDecoder.DecodeJpeg(ev.ChosenPhoto), -1);
}
};
photoChooserTask.Show();
}
public static byte[] CreateThumb(byte[] image, int rectangleSize, int targetQuality, out int targetHeight, out int targetWidth)
{
var stream = new MemoryStream(image);
var writeableBitmap = PictureDecoder.DecodeJpeg(stream);
var maxDimension = Math.Max(writeableBitmap.PixelWidth, writeableBitmap.PixelHeight);
var scale = (double)rectangleSize / maxDimension;
targetHeight = (int)(writeableBitmap.PixelHeight * scale);
targetWidth = (int)(writeableBitmap.PixelWidth * scale);
var outStream = new MemoryStream();
writeableBitmap.SaveJpeg(outStream, targetWidth, targetHeight, 0, targetQuality);
return(outStream.ToArray());
}
private WriteableBitmap DecodeImage(Stream imageStream, int angle)
{
WriteableBitmap source = PictureDecoder.DecodeJpeg(imageStream);
switch (angle)
{
case 90:
case 270:
return(RotateBitmap(source, source.PixelHeight, source.PixelWidth, angle));
case 180:
return(RotateBitmap(source, source.PixelWidth, source.PixelHeight, angle));
default:
return(source);
}
}
public static WriteableBitmap GetImage(string filePath)
{
using (var isoStore = IsolatedStorageFile.GetUserStoreForApplication())
{
WriteableBitmap image = null;
if (isoStore.FileExists(filePath))
{
using (var imageStream = isoStore.OpenFile(filePath, FileMode.Open, FileAccess.Read))
{
image = PictureDecoder.DecodeJpeg(imageStream);
}
}
return(image);
}
}
/// <summary>
/// Extract file from Isolated Storage as WriteableBitmap object
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
private WriteableBitmap ExtractImageFromLocalStorage(string filePath)
{
try
{
var isoFile = IsolatedStorageFile.GetUserStoreForApplication();
using (var imageStream = isoFile.OpenFile(filePath, FileMode.Open, FileAccess.Read))
{
var imageSource = PictureDecoder.DecodeJpeg(imageStream);
return(imageSource);
}
}
catch (Exception)
{
return(null);
}
}
public static WriteableBitmap ReadImageFromIsolatedStorageToWriteableBitmap(string fileName)
{
using (IsolatedStorageFile myIsolatedStorage = IsolatedStorageFile.GetUserStoreForApplication())
{
if (myIsolatedStorage.FileExists(fileName))
{
using (IsolatedStorageFileStream fileStream = myIsolatedStorage.OpenFile(fileName, FileMode.Open, FileAccess.Read))
{
// Decode the JPEG stream.
return(PictureDecoder.DecodeJpeg(fileStream));
}
}
else
{
return(ReadImageFromContent("./Images/LittleDude.jpg"));
}
}
}
void chooserTask_Completed(object sender, PhotoResult e)
{
if (e.TaskResult == TaskResult.OK)
{
currentImage = PictureDecoder.DecodeJpeg(e.ChosenPhoto);
photoContainer.Fill = new ImageBrush {
ImageSource = currentImage
};
imageDetails.Text = string.Format("Image from {0}\n", sender.GetType().Name);
imageDetails.Text += string.Format("Original filename:\n{0}", e.OriginalFileName);
}
else
{
photoContainer.Fill = new SolidColorBrush(Colors.Gray);
imageDetails.Text = e.TaskResult.ToString();
}
}
public async Task DownloadHeaderImage()
{
if (String.IsNullOrEmpty(HeaderImageUrl))
{
return;
}
IsBackgroundProccessRunning = true;
var imageStream = await ConnectionAgent.Current.GetImageStream(HeaderImageUrl);
if (imageStream != null)
{
HeaderImage = PictureDecoder.DecodeJpeg(imageStream);
}
IsBackgroundProccessRunning = false;
}
/*Questa funzione permette di salvare l'immagine nel dispositivo. */
private void TaskCompleted(object sender, PhotoResult photo_result)
{
byte[] _local_image;
//se lo stream dei dati riguardo alla foto scattata non è nullo si prosegue con il salvataggio.
if (photo_result.ChosenPhoto != null)
{
//creo lo stream dove salvare i dati
_local_image = new byte[(int)photo_result.ChosenPhoto.Length];
//lo stream dei dati sarà salvato in _local_image
photo_result.ChosenPhoto.Read(_local_image, 0, _local_image.Length);
//mi posiziono all'inizio dello stream dei dati per il salvataggio
photo_result.ChosenPhoto.Seek(0, System.IO.SeekOrigin.Begin);
//effettuo la conversione in un formato compatibile e leggibile
var bitmapImage = PictureDecoder.DecodeJpeg(photo_result.ChosenPhoto);
//visualizzo nel panello una preview dell'immagine appena salvata
captured_image.Source = bitmapImage;
}
}
/// <summary>
/// Converts the picture of a contact (an ImageStream) into an Image object.
/// </summary>
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
Contact c = value as Contact;
if (c == null)
{
return(null);
}
Stream imgStream = c.GetPicture();
if (imgStream != null)
{
return(PictureDecoder.DecodeJpeg(imgStream));
}
return(null);
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
string picName;
if (NavigationContext.QueryString.TryGetValue("picName", out picName))
{
FileStream isoStream = storage.OpenFile(picName, FileMode.Open, FileAccess.Read);
/*long len = isoStream.Length;
* BitmapImage b = new BitmapImage();
* b.SetSource(isoStream);*/
//picture.Source = b;
picture.Source = PictureDecoder.DecodeJpeg(isoStream, 1280, 1280);
isoStream.Dispose();
imageName = picName;
}
}
public void bw_DoWork(object sender, DoWorkEventArgs e)
{
Thread.Sleep(30);
string[] fileNames = storage.GetFileNames();
FileStream isoStream = storage.OpenFile(fileNames[i], FileMode.Open, FileAccess.Read);
photoList.Dispatcher.BeginInvoke(() =>
{
Image image = new Image();
image.Source = PictureDecoder.DecodeJpeg(isoStream, 155, 155);
image.Width = 142;
image.Height = 142;
image.Stretch = System.Windows.Media.Stretch.UniformToFill;
image.Margin = new Thickness(5, 0, 5, 10);
photoList.Items.Add(image);
isoStream.Dispose();
});
}
public static byte[] ResizeImageWinPhone(byte[] imageData, float width)
{
byte[] resizedData;
using (MemoryStream streamIn = new MemoryStream(imageData))
{
float height = (float)(width * imageData.Height / imageData.Width);
WriteableBitmap bitmap = PictureDecoder.DecodeJpeg(streamIn, (int)width, (int)height);
using (MemoryStream streamOut = new MemoryStream())
{
bitmap.SaveJpeg(streamOut, (int)width, (int)height, 0, 100);
resizedData = streamOut.ToArray();
}
}
return(resizedData);
}
private void BlurPage_LayoutUpdated(object sender, EventArgs e)
{
if (this.loadImageOnLayoutUpdate && this.pageNavigationComplete)
{
try
{
using (IsolatedStorageFile store = IsolatedStorageFile.GetUserStoreForApplication())
{
string file_name = "image.jpg";
if (store.FileExists(file_name))
{
using (IsolatedStorageFileStream stream = store.OpenFile(file_name, FileMode.Open, FileAccess.Read))
{
WriteableBitmap bitmap = PictureDecoder.DecodeJpeg(stream, MAX_LOADED_WIDTH, MAX_LOADED_HEIGHT);
LoadImage(bitmap);
}
store.DeleteFile(file_name);
}
}
}
catch (Exception ex)
{
ThreadPool.QueueUserWorkItem((stateInfo) =>
{
Deployment.Current.Dispatcher.BeginInvoke(delegate()
{
try
{
MessageBox.Show(AppResources.MessageBoxMessageImageOpenError + " " + ex.Message.ToString(), AppResources.MessageBoxHeaderError, MessageBoxButton.OK);
}
catch (Exception)
{
// Ignore
}
});
});
}
this.loadImageOnLayoutUpdate = false;
}
}
public void GetScreenShots()
{
try
{
PictureAlbumCollection allAlbums = _mediaLibrary.RootPictureAlbum.Albums;
ScreenShots.Clear();
foreach (var album in allAlbums)
{
if (album.Name.ToUpper().Contains("SCREENSHOT"))
{
PictureCollection screenShots = album.Pictures;
foreach (var picture in screenShots)
{
Stream picToDisplay = picture.GetImage();
BitmapImage bmImage = new BitmapImage();
bmImage.SetSource(picToDisplay);
var imageToShow = new Image
{
Source = PictureDecoder.DecodeJpeg(picToDisplay, picture.Width, picture.Height)
};
ScreenShots.Add(new ScreenShot(picture.Name, new Uri(MediaLibraryExtensions.GetPath(picture), UriKind.Absolute), imageToShow));
}
}
}
if (ScreenShots.Count() >= 1)
{
SelectedScreenShot = ScreenShots[ScreenShots.Count - 1];
}
else
{
NoScreenShotVisibility = Visibility.Visible;
}
}
catch (Exception ex)
{
}
}
void ctask_Completed(object sender, PhotoResult e)
{
if (e.TaskResult == TaskResult.OK && e.ChosenPhoto != null)
{
//Take JPEG stream and decode into a WriteableBitmap object
CapturedImage = PictureDecoder.DecodeJpeg(e.ChosenPhoto);
ImageBrush brush = new ImageBrush();
brush.ImageSource = CapturedImage;
//Collapse visibility on the progress bar once writeable bitmap is visible.
//progressBar1.Visibility = Visibility.Collapsed;
btn_Pic.Background = brush;
}
else
{
//textStatus.Text = "You decided not to take a picture.";
}
imgPicture.Source = CapturedImage;
}
void task_Completed(object sender, PhotoResult e)
{
if (e.ChosenPhoto != null)
{
if (e.TaskResult == TaskResult.OK)
{
try
{
string imagePathOrContent = string.Empty;
WriteableBitmap image = PictureDecoder.DecodeJpeg(e.ChosenPhoto);
imgphoto.Source = image;
imagePathOrContent = this.SaveImageToLocalStorage(image, System.IO.Path.GetFileName(e.OriginalFileName));
}
catch (Exception)
{
}
}
}
}
/// <summary>
/// User wants to take a new picture with the camera
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void newImg_click(object sender, EventArgs e)
{
ctask = new CameraCaptureTask();
//Photo captured
ctask.Completed += (s, ev) =>
{
if (ev.TaskResult == TaskResult.OK)
{
//load to initial filter
if (GPUImageGame.InitialFilters.Count == 1)
{
Renderer.LoadNewImage(GPUImageGame.InitialFilters[0], PictureDecoder.DecodeJpeg(ev.ChosenPhoto));
}
}
};
ctask.Show();
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
string fileName = value as string;
if (fileName != null)
{
WriteableBitmap bitmap = new WriteableBitmap(200, 200);
using (IsolatedStorageFile myIsoStorage = IsolatedStorageFile.GetUserStoreForApplication())
{
using (IsolatedStorageFileStream fileStream = myIsoStorage.OpenFile(fileName, FileMode.Open, FileAccess.Read))
{
//StreamResourceInfo sri = Application.GetResourceStream(fileStream);
bitmap = PictureDecoder.DecodeJpeg(fileStream);
}
}
return(bitmap);
}
return(null);
}
private void LoadFromLocalStorage()
{
try
{
WriteableBitmap bitmap = new WriteableBitmap(800, 800);
using (IsolatedStorageFile myIsolatedStorage = IsolatedStorageFile.GetUserStoreForApplication())
{
using (IsolatedStorageFileStream fileStream = myIsolatedStorage.OpenFile("MyImage.jpg", FileMode.Open, FileAccess.Read))
{
// Decode the JPEG stream.
bitmap = PictureDecoder.DecodeJpeg(fileStream);
}
}
MyImage.Source = bitmap;
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e.Message);
}
}
async void Open_Click(object sender, EventArgs e)
{
try
{
StorageFolder localFolder = ApplicationData.Current.LocalFolder;
using (Stream imageStream = await localFolder.OpenStreamForReadAsync("custom-photo.jpg"))
{
currentImage = PictureDecoder.DecodeJpeg(imageStream);
photoContainer.Fill = new ImageBrush {
ImageSource = currentImage
};
}
imageDetails.Text = string.Format("Image loaded from filename:\ncustom-photo.jpg");
}
catch (FileNotFoundException)
{
photoContainer.Fill = new SolidColorBrush(Colors.Gray);
imageDetails.Text = "Image not found!";
}
}
private List<ImageViewModel> LoadImages()
{
List<ImageViewModel> images = new List<ImageViewModel>();
// Part of the original code.
foreach (string fileName in fileStorage.GetFileNames("images//*.*"))
{
if (fileName == null)
break;
string filepath = System.IO.Path.Combine("images", fileName);
using (IsolatedStorageFileStream imageStream = fileStorage.OpenFile(filepath,FileMode.Open,FileAccess.Read))
{
var imageSource = PictureDecoder.DecodeJpeg(imageStream);
BitmapImage bitmapImage = new BitmapImage();
bitmapImage.SetSource(imageStream);
ImageViewModel imageViewModel = new ImageViewModel(fileName, bitmapImage);
images.Add(imageViewModel);
}
}
}
public static async Task <List <UIElement> > ConvertHtmlToXaml(string htmlData)
{
var doc = new HtmlDocument();
doc.LoadHtml(htmlData);
var nodes = doc.DocumentNode.DescendantNodes().ToList();
var elements = new List <UIElement>();
foreach (var htmlNode in nodes)
{
if (htmlNode.Name == "#text")
{
var text = new TextBlock();
text.TextWrapping = TextWrapping.Wrap;
text.Text = htmlNode.InnerText;
elements.Add(text);
}
else if (htmlNode.Name == "p")
{
var text = new TextBlock();
text.Inlines.Add(new LineBreak());
elements.Add(text);
}
else if (htmlNode.Name == "img")
{
var src = Regex.Match(htmlNode.OuterHtml, "<img src=\"(.+?)\"").Groups[1].Value;
var image = new Image();
var imageStream = await ConnectionAgent.Current.GetImageStream(src);
image.Source = PictureDecoder.DecodeJpeg(imageStream);
elements.Add(image);
}
}
return(elements);
}
private void photoChooserTask_Completed(object sender, PhotoResult e)
{
if (e != null && e.ChosenPhoto != null)
{
if (e.TaskResult == TaskResult.OK)
{
WriteableBitmap bitmap = PictureDecoder.DecodeJpeg(e.ChosenPhoto, MAX_LOADED_WIDTH, MAX_LOADED_HEIGHT);
LoadImage(bitmap);
}
else
{
this.loadImageCancelled = true;
}
e.ChosenPhoto.Dispose();
}
else
{
this.loadImageCancelled = true;
}
}
WriteableBitmap DecodeJpeg(Stream imageStream)
{
WriteableBitmap source = PictureDecoder.DecodeJpeg(imageStream);
imageStream.Position = 0;
ushort orientation = GetExifOrientation(imageStream);
switch (orientation)
{
case 3:
return(RotateBitmap(source, source.PixelWidth, source.PixelHeight, 180));
case 6:
return(RotateBitmap(source, source.PixelHeight, source.PixelWidth, 90));
case 8:
return(RotateBitmap(source, source.PixelHeight, source.PixelWidth, 270));
default:
return(source);
}
}
private async Task Initialise()
{
if (ConnectionAgent.Current.IsAuthenticated)
{
App.MainPageModel = await ConnectionAgent.Current.GetMainPage();
_navigationService.NavigateTo(ViewModelLocator.MainPageUri);
//NavigationService.Navigate(new Uri("/View/Test.xaml", UriKind.Relative));
}
else
{
var loginPageModel = await ConnectionAgent.Current.GetLoginPage();
var imageStream = await ConnectionAgent.Current.GetImageStream(loginPageModel.CaptchaImageUrl);
var loginPageViewModel = SimpleIoc.Default.GetInstance <LoginViewModel>();
loginPageViewModel.CaptchaImage = PictureDecoder.DecodeJpeg(imageStream);
loginPageViewModel.LoginCode = loginPageModel.LoginCode;
_navigationService.NavigateTo(ViewModelLocator.LoginPageUri);
}
}
// Sample code for building a localized ApplicationBar
//private void BuildLocalizedApplicationBar()
//{
// // Set the page's ApplicationBar to a new instance of ApplicationBar.
// ApplicationBar = new ApplicationBar();
// // Create a new button and set the text value to the localized string from AppResources.
// ApplicationBarIconButton appBarButton = new ApplicationBarIconButton(new Uri("/Assets/AppBar/appbar.add.rest.png", UriKind.Relative));
// appBarButton.Text = AppResources.AppBarButtonText;
// ApplicationBar.Buttons.Add(appBarButton);
// // Create a new menu item with the localized string from AppResources.
// ApplicationBarMenuItem appBarMenuItem = new ApplicationBarMenuItem(AppResources.AppBarMenuItemText);
// ApplicationBar.MenuItems.Add(appBarMenuItem);
//}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
if (State.ContainsKey("customCamera"))
{
State.Remove("customCamera");
InitializeCamera();
}
IDictionary <string, string> queryStrings = NavigationContext.QueryString;
string fileId = null;
string source = null;
// Photos_Extra_Viewer is deprecated
//if (queryStrings.ContainsKey("token"))
//{
// token = queryStrings["token"];
// source = "Photos_Extra_Viewer";
//}
//else
if (queryStrings.ContainsKey("Action") && queryStrings.ContainsKey("FileId"))
{
fileId = queryStrings["FileId"];
source = queryStrings["Action"];
}
if (!string.IsNullOrEmpty(fileId))
{
MediaLibrary mediaLib = new MediaLibrary();
Picture picture = mediaLib.GetPictureFromToken(fileId);
currentImage = PictureDecoder.DecodeJpeg(picture.GetImage());
photoContainer.Fill = new ImageBrush {
ImageSource = currentImage
};
imageDetails.Text = string.Format("Image from {0}.\nPicture name:\n{1}\nMedia library token:\n{2}",
source, picture.Name, fileId);
}
}
// AACODE: Get image from photo chooser
private void photoChooserTask_Completed(Object sender, PhotoResult e)
{
try
{
// If a photo has been selected then take action, otherwise do nothing.
if (e.ChosenPhoto != null)
{
App.gCapturedImage = PictureDecoder.DecodeJpeg(e.ChosenPhoto);
// If photo has been chosen, navigate to ChannelSplitter Page.
NavigationService.Navigate(new Uri(App.GetDynamicUri("MainPage", "ProcessImage"), UriKind.Relative));
}
}
catch (Exception ex)
{
this.Dispatcher.BeginInvoke(delegate()
{
// TODO: Add erro
// txtDebug.Text = ex.Message;
});
}
}
void pc_Completed(object sender, PhotoResult e)
{
try
{
string originalFileName = Path.GetFileName(e.OriginalFileName);
SavePhoto savePhoto = new SavePhoto();
savePhoto.SaveImageToIsolatedStorage(e.ChosenPhoto, originalFileName, 0, 100);
savePhoto = null;
AdvancedTextIO advancedTextIO = new AdvancedTextIO();
string[] fileNames = storage.GetFileNames();
short lineNumber = advancedTextIO.FindTextInLine(originalFileName);
if (usingTextView == false)
{
FileStream isoStream = storage.OpenFile(fileNames[lineNumber], FileMode.Open, FileAccess.Read);
photoList.Dispatcher.BeginInvoke(() =>
{
Image image = new Image();
image.Source = PictureDecoder.DecodeJpeg(isoStream, 155, 155);
image.Width = 142;
image.Height = 142;
image.Stretch = System.Windows.Media.Stretch.UniformToFill;
image.Margin = new Thickness(5, 0, 5, 10);
photoList.Items.Insert(lineNumber, image);
isoStream.Dispose();
});
}
else
{
photoList.ItemsSource = fileNames;
}
advancedTextIO = null;
GC.Collect();
}
catch {}
}
