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

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GrayScaleToDuotoneCommandクラス








メンバ 
新しい色でピクセルの元の値を混ぜるか、置換することによって、色のついたものにグレースケールimageを変換します。このクラスは、Imaging Pro以上のツールキットで利用できます。
オブジェクトモデル
構文
'Declaration
 
Public Class GrayScaleToDuotoneCommand 
   Inherits Leadtools.ImageProcessing.RasterCommand
   Implements Leadtools.ImageProcessing.IRasterCommand 
'Usage
 
Dim instance As GrayScaleToDuotoneCommand
public sealed class GrayScaleToDuotoneCommand : Leadtools.ImageProcessing.IRasterCommand  
@interface LTGrayscaleToDuotoneCommand : LTRasterCommand
public class GrayScaleToDuotoneCommand extends RasterCommand
function Leadtools.ImageProcessing.Color.GrayScaleToDuotoneCommand()
public ref class GrayScaleToDuotoneCommand : public Leadtools.ImageProcessing.RasterCommand, Leadtools.ImageProcessing.IRasterCommand  
解説
詳細については、「LEADTOOLSによる画像処理入門」を参照してください。
詳細については、「グレースケールイメージ」を参照してください。
サンプル

imageの上でGrayScaleToDuotoneCommandを実行します。

Copy Code  
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Color

   
Public Sub GrayScaleToDuetoneCommandExample()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\\Beauty16.jpg"))

   ' Prepare the command
   Dim command As GrayScaleToDuotoneCommand = New GrayScaleToDuotoneCommand
   'Apply duotone conversion.
   command.Type = GrayScaleToDuotoneCommandMixingType.ReplaceOldWithNew
   command.Color = New RasterColor(255, 0, 0)
   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.Color;

      
public void GrayScaleToDuotoneCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\Beauty16.jpg"));

   // Prepare the command
   GrayScaleToDuotoneCommand command = new GrayScaleToDuotoneCommand();
   //Apply duotone conversion.
   command.Type = GrayScaleToDuotoneCommandMixingType.ReplaceOldWithNew;
   command.Color = new Leadtools.RasterColor(255, 0, 0);
   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.Color;

      
public async Task GrayScaleToDuotoneCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   // Load the image
   string srcFileName = @"Assets\IMAGE2.dcm";
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));

   // Prepare the command
   GrayScaleToDuotoneCommand command = new GrayScaleToDuotoneCommand();
   //Apply duotone conversion.
   command.Type = GrayScaleToDuotoneCommandMixingType.ReplaceOldWithNew;
   command.Color = Leadtools.RasterColorHelper.Create(255, 0, 0);
   command.Run(image);

   string destFileName = @"result.jpg";
   StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);
   await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), RasterImageFormat.Jpeg, 0);
}
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Color;
using Leadtools.Examples;

public void GrayScaleToDuotoneCommandExample(RasterImage image, Stream outStream)
{
   // Prepare the command
   GrayScaleToDuotoneCommand command = new GrayScaleToDuotoneCommand();
   //Apply duotone conversion.
   command.Type = GrayScaleToDuotoneCommandMixingType.ReplaceOldWithNew;
   command.Color = new Leadtools.RasterColor(255, 0, 0);
   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.Color

Public Sub GrayScaleToDuotoneCommandExample(ByVal image As RasterImage, ByVal outStream As Stream)
   ' Prepare the command
   Dim command As GrayScaleToDuotoneCommand = New GrayScaleToDuotoneCommand()
   'Apply duotone conversion.
   command.Type = GrayScaleToDuotoneCommandMixingType.ReplaceOldWithNew
   command.Color = New RasterColor(255, 0, 0)
   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

GrayScaleToDuotoneCommandメンバ
Leadtools.ImageProcessing.Color名前空間
LEADTOOLSによる画像処理入門
グレースケールイメージ
Leadtools.ImageProcessing.GrayscaleCommand
Leadtools.RasterImage.IsGray
GrayScaleToMultitoneCommandクラス