BitmapImage as Resources : Resource « Windows Presentation Foundation « C# / C Sharp

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C# / C Sharp » Windows Presentation Foundation » ResourceScreenshots 
BitmapImage as Resources
BitmapImage as Resources
  

<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    x:Class="ImageElementExample.FormatConvertedExample"
    Title="FormatConverted Example"
    Loaded="PageLoaded">
   <Page.Resources>
      <BitmapImage x:Key="masterImage" UriSource="c:\image.jpg" />
   </Page.Resources>
   <DockPanel>
      <Image Width="200" Source="{StaticResource masterImage}" />
      <Grid Name="convertedGrid" DockPanel.Dock="Top">
         <Grid.ColumnDefinitions>
            <ColumnDefinition Width="Auto" />
            <ColumnDefinition Width="Auto" />
         </Grid.ColumnDefinitions>
         <Grid.RowDefinitions>
            <RowDefinition Height="Auto" />
            <RowDefinition Height="Auto" />
            <RowDefinition Height="Auto" />
         </Grid.RowDefinitions>
         <Image Width="200" Grid.Column="0" Grid.Row="1">
            <Image.Source>
               <FormatConvertedBitmap Source="{StaticResource masterImage}"  DestinationFormat="Gray4" />
            </Image.Source>
         </Image>
      </Grid>
   </DockPanel>
</Page>
//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Documents;
using System.Windows.Controls;
using System.Windows.Navigation;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;

namespace ImageElementExample
{
   public partial class FormatConvertedExample : Page
   {
      public FormatConvertedExample()
      {
      }
      public void PageLoaded(object sender, RoutedEventArgs args)
      {
         Image grayImage = new Image();
         grayImage.Width = 200;
         grayImage.Margin = new Thickness(5);

         FormatConvertedBitmap fcb = new FormatConvertedBitmap((BitmapImage)this.Resources["masterImage"],PixelFormats.Gray4,null,0);
         grayImage.Source = fcb;

         Grid.SetColumn(grayImage, 2);
         Grid.SetRow(grayImage, 1);
         convertedGrid.Children.Add(grayImage);
      }
   }
}

   
    
  
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