private void cmdProcessImage_Click(object sender, RoutedEventArgs e)
{
AddInToken token = (AddInToken)lstAddIns.SelectedItem;
addin = token.Activate <HostView.ImageProcessorHostView>(AddInSecurityLevel.Host);
Stream imageStream = Application.GetResourceStream(new Uri("Forest.jpg", UriKind.RelativeOrAbsolute)).Stream;
pnlAddIn.Child = addin.GetVisual(imageStream);
}
private void cmdProcessImage_Click(object sender, RoutedEventArgs e)
{
AddInToken token = (AddInToken)lstAddIns.SelectedItem;
addin = token.Activate<HostView.ImageProcessorHostView>(AddInSecurityLevel.Host);
Stream imageStream = Application.GetResourceStream(new Uri("Forest.jpg", UriKind.RelativeOrAbsolute)).Stream;
pnlAddIn.Child = addin.GetVisual(imageStream);
}
private void cmdProcessImage_Click(object sender, RoutedEventArgs e)
{
BitmapSource originalSource = (BitmapSource)img.Source;
int stride = originalSource.PixelWidth * originalSource.Format.BitsPerPixel / 8;
stride = stride + (stride % 4) * 4;
byte[] originalPixels = new byte[stride * originalSource.PixelHeight * originalSource.Format.BitsPerPixel / 8];
originalSource.CopyPixels(originalPixels, stride, 0);
AddInToken token = (AddInToken)lstAddIns.SelectedItem;
HostView.ImageProcessorHostView addin = token.Activate <HostView.ImageProcessorHostView>(AddInSecurityLevel.Internet);
byte[] changedPixels = addin.ProcessImageBytes(originalPixels);
BitmapSource newSource = BitmapSource.Create(originalSource.PixelWidth, originalSource.PixelHeight, originalSource.DpiX, originalSource.DpiY, originalSource.Format, originalSource.Palette, changedPixels, stride);
img.Source = newSource;
}
private void cmdProcessImage_Click(object sender, RoutedEventArgs e)
{
// Get the byte array ready.
originalSource = (BitmapSource)img.Source;
stride = originalSource.PixelWidth * originalSource.Format.BitsPerPixel / 8;
stride = stride + (stride % 4) * 4;
originalPixels = new byte[stride * originalSource.PixelHeight * originalSource.Format.BitsPerPixel / 8];
originalSource.CopyPixels(originalPixels, stride, 0);
// Start the add-in.
AddInToken token = (AddInToken)lstAddIns.SelectedItem;
addin = token.Activate <HostView.ImageProcessorHostView>(AddInSecurityLevel.Internet);
addin.Initialize(automationHost);
// Launch the image processing work on a separate thread.
Thread thread = new Thread(RunBackgroundAddIn);
thread.Start();
}
private void RunBackgroundAddIn()
{
// Do the work.
byte[] changedPixels = addin.ProcessImageBytes(originalPixels);
// Update the UI on the UI thread.
this.Dispatcher.BeginInvoke(DispatcherPriority.Normal,
(ThreadStart) delegate()
{
BitmapSource newSource = BitmapSource.Create(originalSource.PixelWidth,
originalSource.PixelHeight, originalSource.DpiX, originalSource.DpiY,
originalSource.Format, originalSource.Palette, changedPixels, stride);
img.Source = newSource;
progressBar.Value = 0;
// Release the add-in (it's a member variable now,
// so this step is explicit).
addin = null;
}
);
}
