Adds random pixels to an image, letting you specify the percentage of coverage and the color plane.

Syntax

Visual Basic (Declaration)
Public Class AddNoiseCommandBitmapEffect Inherits RasterCommandBitmapEffect

Visual Basic (Usage)	Copy Code
`Dim instance As AddNoiseCommandBitmapEffect`

C#
public class AddNoiseCommandBitmapEffect : RasterCommandBitmapEffect

Managed Extensions for C++
public __gc class AddNoiseCommandBitmapEffect : public RasterCommandBitmapEffect

C++/CLI
public ref class AddNoiseCommandBitmapEffect : public RasterCommandBitmapEffect

XAML Property Element Usage
AddNoiseCommandBitmapEffect ...

Example

Run the AddNoiseCommandBitmapEffect to add red noise to the image.

Visual Basic Copy Code

Visual Basic	Copy Code
Public Sub AddNoiseCommandBitmapEffectExample(ByVal element As FrameworkElement) ' Initialize Effect Dim effect As AddNoiseCommandBitmapEffect = New AddNoiseCommandBitmapEffect() effect.Range = 500 effect.Channel = RasterColorBitmapEffectsChannel.Master element.BitmapEffect = effect '// Initialize Animation Dim animation1 As Int32Animation = New Int32Animation() animation1.From = 0 animation1.To = 1000 animation1.By = 100 animation1.Duration = New Duration(TimeSpan.FromSeconds(2.0)) animation1.AutoReverse = True animation1.RepeatBehavior = RepeatBehavior.Forever ' Initialize and run Storyboard Dim storyboard As Storyboard = New Storyboard() storyboard.SetTargetName(animation1, "AnimatedBitmapEffect") storyboard.SetTargetProperty(animation1, New PropertyPath(AddNoiseCommandBitmapEffect.RangeProperty)) element.RegisterName("AnimatedBitmapEffect", effect) storyboard.Children.Add(animation1) storyboard.Begin(element) End Sub

Public Sub AddNoiseCommandBitmapEffectExample(ByVal element As FrameworkElement)

   ' Initialize Effect

   Dim effect As AddNoiseCommandBitmapEffect = New AddNoiseCommandBitmapEffect()

   effect.Range = 500

   effect.Channel = RasterColorBitmapEffectsChannel.Master

   element.BitmapEffect = effect



   '// Initialize Animation

   Dim animation1 As Int32Animation = New Int32Animation()

   animation1.From = 0

   animation1.To = 1000

   animation1.By = 100

   animation1.Duration = New Duration(TimeSpan.FromSeconds(2.0))

   animation1.AutoReverse = True

   animation1.RepeatBehavior = RepeatBehavior.Forever



   ' Initialize and run Storyboard

   Dim storyboard As Storyboard = New Storyboard()

   storyboard.SetTargetName(animation1, "AnimatedBitmapEffect")

   storyboard.SetTargetProperty(animation1, New PropertyPath(AddNoiseCommandBitmapEffect.RangeProperty))

   element.RegisterName("AnimatedBitmapEffect", effect)

   storyboard.Children.Add(animation1)



   storyboard.Begin(element)

End Sub

C# Copy Code

C#	Copy Code
public void AddNoiseCommandBitmapEffectExample(FrameworkElement element) { // Initialize Effect AddNoiseCommandBitmapEffect effect = new AddNoiseCommandBitmapEffect(); effect.Range = 500; effect.Channel = RasterColorBitmapEffectsChannel.Master; element.BitmapEffect = effect; //// Initialize Animation Int32Animation animation1 = new Int32Animation(); animation1.From = 0; animation1.To = 1000; animation1.By = 100; animation1.Duration = new Duration(TimeSpan.FromSeconds(2.0)); animation1.AutoReverse = true; animation1.RepeatBehavior = RepeatBehavior.Forever; // Initialize and run Storyboard Storyboard storyboard = new Storyboard(); Storyboard.SetTargetName(animation1, "AnimatedBitmapEffect"); Storyboard.SetTargetProperty(animation1, new PropertyPath(AddNoiseCommandBitmapEffect.RangeProperty)); element.RegisterName("AnimatedBitmapEffect", effect); storyboard.Children.Add(animation1); storyboard.Begin(element); }

public void AddNoiseCommandBitmapEffectExample(FrameworkElement element) 
{ 
   // Initialize Effect 
   AddNoiseCommandBitmapEffect effect = new AddNoiseCommandBitmapEffect(); 
   effect.Range = 500; 
   effect.Channel = RasterColorBitmapEffectsChannel.Master; 
   element.BitmapEffect = effect; 
 
   //// Initialize Animation 
   Int32Animation animation1 = new Int32Animation(); 
   animation1.From = 0; 
   animation1.To = 1000; 
   animation1.By = 100; 
   animation1.Duration = new Duration(TimeSpan.FromSeconds(2.0)); 
   animation1.AutoReverse = true; 
   animation1.RepeatBehavior = RepeatBehavior.Forever; 
 
   // Initialize and run Storyboard 
   Storyboard storyboard = new Storyboard(); 
   Storyboard.SetTargetName(animation1, "AnimatedBitmapEffect"); 
   Storyboard.SetTargetProperty(animation1, new PropertyPath(AddNoiseCommandBitmapEffect.RangeProperty)); 
   element.RegisterName("AnimatedBitmapEffect", effect); 
   storyboard.Children.Add(animation1); 
 
   storyboard.Begin(element); 
}

XAML Copy Code

XAML	Copy Code
<Page Title="CSAnimateEffect" Height="391" Width="300" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:lteffects="clr-namespace:Leadtools.Windows.Media.Effects.Effects;assembly=Leadtools.Windows.Media.Effects"> <Grid> <Image Margin="10,10,10,10" HorizontalAlignment="Center" VerticalAlignment="Center" Source="C:\Program Files\LEAD Technologies, Inc\LEADTOOLS 15\Images\slave.jpg"> <Image.BitmapEffect> <lteffects:AddNoiseCommandBitmapEffect x:Name="MyBitmapEffect" Range="200" /> </Image.BitmapEffect> <Image.Triggers> <EventTrigger RoutedEvent="Image.Loaded"> <BeginStoryboard> <Storyboard> <Int32Animation Storyboard.TargetName="MyBitmapEffect" Storyboard.TargetProperty="Range" From="0" To="1000" Duration="0:0:2" RepeatBehavior="Forever" AutoReverse="True" /> </Storyboard> </BeginStoryboard> </EventTrigger> </Image.Triggers> </Image> </Grid> </Page>

<Page Title="CSAnimateEffect" Height="391" Width="300" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:lteffects="clr-namespace:Leadtools.Windows.Media.Effects.Effects;assembly=Leadtools.Windows.Media.Effects"> 
  <Grid> 
    <Image Margin="10,10,10,10" HorizontalAlignment="Center" VerticalAlignment="Center" Source="C:\Program Files\LEAD Technologies, Inc\LEADTOOLS 15\Images\slave.jpg"> 
      <Image.BitmapEffect> 
        <lteffects:AddNoiseCommandBitmapEffect x:Name="MyBitmapEffect" Range="200" /> 
      </Image.BitmapEffect> 
      <Image.Triggers> 
        <EventTrigger RoutedEvent="Image.Loaded"> 
          <BeginStoryboard> 
            <Storyboard> 
              <Int32Animation Storyboard.TargetName="MyBitmapEffect" Storyboard.TargetProperty="Range" From="0" To="1000" Duration="0:0:2" RepeatBehavior="Forever" AutoReverse="True" /> 
            </Storyboard> 
          </BeginStoryboard> 
        </EventTrigger> 
      </Image.Triggers> 
    </Image> 
  </Grid> 
</Page>

Remarks

This command does not support signed data images.

Inheritance Hierarchy

System.Object
   System.Windows.Threading.DispatcherObject
      System.Windows.DependencyObject
         System.Windows.Freezable
            System.Windows.Media.Animation.Animatable
               System.Windows.Media.Effects.BitmapEffect
                  Leadtools.Windows.Media.Effects.RasterCommandBitmapEffect
                     Leadtools.Windows.Media.Effects.Effects.AddNoiseCommandBitmapEffect

Requirements

Target Platforms: Microsoft .NET Framework 3.0, Windows XP, Windows Vista, and Windows Server 2003

Leadtools.Windows.Media.Effects	Send comments on this topic. \| Back to Introduction - All Topics \| Help Version 15.02.15
AddNoiseCommandBitmapEffect Class
See Also Members Example

Syntax

Example

Remarks

Inheritance Hierarchy

Requirements

See Also

Reference