LEADTOOLS画像処理(Leadtools.ImageProcessing.Effectsアセンブリ)

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AddNoiseCommandクラス








メンバ 
範囲とカラープレーンのパーセンテージを指定させて、imageにランダムなピクセルを追加します。
オブジェクトモデル
構文
'Declaration
 
Public Class AddNoiseCommand 
   Inherits Leadtools.ImageProcessing.RasterCommand
   Implements Leadtools.ImageProcessing.IRasterCommand 
'Usage
 
Dim instance As AddNoiseCommand
public sealed class AddNoiseCommand : Leadtools.ImageProcessing.IRasterCommand  
@interface LTAddNoiseCommand : LTRasterCommand
public class AddNoiseCommand extends RasterCommand
function Leadtools.ImageProcessing.Effects.AddNoiseCommand()
解説
詳細については、「アートエフェクトの適用」を参照してください。
サンプル

imageに赤いノイズを追加するために、AddNoiseCommandを実行します。

Copy Code  
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing
Imports Leadtools.ImageProcessing.Effects

   
Public Sub AddNoiseCommandExample()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "sample2.cmp"))

   ' Prepare the command
   Dim command As AddNoiseCommand = New AddNoiseCommand
   command.Range = 250
   'Add red noise with 25 percent coverage
   command.Channel = RasterColorChannel.Red

   command.Run(leadImage)
   codecs.Save(leadImage, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24)

End Sub

Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Effects;

      
public void AddNoiseCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "sample2.cmp"));

   // Prepare the command
   AddNoiseCommand command = new AddNoiseCommand();
   command.Range = 250;
   //Add red noise with 25 percent coverage
   command.Channel = RasterColorChannel.Red;
   command.Run(image);
   codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24);
}

static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Effects;
using Leadtools.ImageProcessing;

      
public async Task AddNoiseCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   // Load the image
   string srcFileName = @"Assets\Image1.cmp";
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));

   // Prepare the command
   AddNoiseCommand command = new AddNoiseCommand();
   command.Range = 250;
   //Add red noise with 25 percent coverage
   command.Channel = RasterColorChannel.Red;
   command.Run(image);
   //Save as BMP
   string destFileName = @"result.bmp";
   StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);
   await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), RasterImageFormat.Bmp, 24);
}
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Effects;
using Leadtools.Examples;

public void AddNoiseCommandExample(RasterImage image, Stream outStream)
{
   // Prepare the command
   AddNoiseCommand command = new AddNoiseCommand();
   command.Range = 250;
   //Add red noise with 25 percent coverage
   command.Channel = RasterColorChannel.Red;
   command.Run(image);
   // Save result image
   RasterCodecs codecs = new RasterCodecs();
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24);
   image.Dispose();
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing
Imports Leadtools.ImageProcessing.Effects

Public Sub AddNoiseCommandExample(ByVal image As RasterImage, ByVal outStream As Stream)
   ' Prepare the command
   Dim command As AddNoiseCommand = New AddNoiseCommand()
   command.Range = 250
   'Add red noise with 25 percent coverage
   command.Channel = RasterColorChannel.Red
   command.Run(image)
   ' Save result image
   Dim codecs As RasterCodecs = New RasterCodecs()
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24)
   image.Dispose()
End Sub
必要条件

ターゲットプラットホーム

参照

参照

AddNoiseCommandメンバ
Leadtools.ImageProcessing.Effects名前空間
アートエフェクトの適用
アートエフェクトの適用
SharpenCommandクラス
Leadtools.ImageProcessing.Color.PosterizeCommand
MosaicCommandクラス
EmbossCommandクラス
AverageCommandクラス
Leadtools.ImageProcessing.Core.MedianCommand
Leadtools.ImageProcessing.Color.IntensityDetectCommand
SpatialFilterCommandクラス
BinaryFilterCommandクラス
Leadtools.ImageProcessing.Core.MinimumCommand
Leadtools.ImageProcessing.Core.MaximumCommand
OilifyCommandクラス
Leadtools.ImageProcessing.Color.SolarizeCommand
Leadtools.ImageProcessing.Core.WindowLevelCommand
Leadtools.ImageProcessing.SpecialEffects.BumpMapCommand
CubismCommandクラス
Leadtools.ImageProcessing.SpecialEffects.DrawStarCommand
Leadtools.ImageProcessing.SpecialEffects.DryCommand
Leadtools.ImageProcessing.SpecialEffects.FreePlaneBendCommand
Leadtools.ImageProcessing.SpecialEffects.FreeRadialBendCommand
Leadtools.ImageProcessing.SpecialEffects.GlassEffectCommand
Leadtools.ImageProcessing.SpecialEffects.GlowCommand
Leadtools.ImageProcessing.SpecialEffects.LensFlareCommand
Leadtools.ImageProcessing.SpecialEffects.LightCommand
Leadtools.ImageProcessing.SpecialEffects.OceanCommand
Leadtools.ImageProcessing.SpecialEffects.PlaneBendCommand
Leadtools.ImageProcessing.SpecialEffects.PlaneCommand
Leadtools.ImageProcessing.Color.SampleTargetCommand
Leadtools.ImageProcessing.SpecialEffects.TunnelCommand
Leadtools.ImageProcessing.SpecialEffects.BendCommand
Leadtools.ImageProcessing.SpecialEffects.CylinderCommand
Leadtools.ImageProcessing.SpecialEffects.FreeHandShearCommand
Leadtools.ImageProcessing.SpecialEffects.FreeHandWaveCommand
Leadtools.ImageProcessing.SpecialEffects.ImpressionistCommand
Leadtools.ImageProcessing.SpecialEffects.PixelateCommand
Leadtools.ImageProcessing.SpecialEffects.PolarCommand
Leadtools.ImageProcessing.SpecialEffects.RadialBlurCommand
Leadtools.ImageProcessing.SpecialEffects.RadialWaveCommand
Leadtools.ImageProcessing.SpecialEffects.RippleCommand
Leadtools.ImageProcessing.SpecialEffects.SphereCommand
Leadtools.ImageProcessing.SpecialEffects.SwirlCommand
Leadtools.ImageProcessing.SpecialEffects.WaveCommand
Leadtools.ImageProcessing.SpecialEffects.WindCommand
Leadtools.ImageProcessing.SpecialEffects.ZoomBlurCommand
Leadtools.ImageProcessing.SpecialEffects.ZoomWaveCommand
Leadtools.ImageProcessing.SpecialEffects.ShadowCommand
Leadtools.ImageProcessing.SpecialEffects.RevEffectCommand
Leadtools.ImageProcessing.SpecialEffects.AgingCommand
Leadtools.ImageProcessing.SpecialEffects.DiceEffectCommand
Leadtools.ImageProcessing.SpecialEffects.FunctionalLightCommand
Leadtools.ImageProcessing.SpecialEffects.PuzzleEffectCommand
Leadtools.ImageProcessing.SpecialEffects.RingEffectCommand
TextureAlphaBlendCommandクラス
Leadtools.ImageProcessing.SpecialEffects.BricksTextureCommand
Leadtools.ImageProcessing.Core.DeskewCommand
Leadtools.ImageProcessing.SpecialEffects.DiffuseGlowCommand
Leadtools.ImageProcessing.Core.HalfTonePatternCommand
HighPassCommandクラス
MaskConvolutionCommandクラス
Leadtools.ImageProcessing.SpecialEffects.PerspectiveCommand
Leadtools.ImageProcessing.SpecialEffects.PlasmaCommand
Leadtools.ImageProcessing.SpecialEffects.PointillistCommand