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

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ColorHalftoneCommandクラス








メンバ 
各々のimageチャネルの上で拡大した網目スクリーンを使うエフェクトを示します。フィルタはimageを長方形に分けて、円形で各々の長方形を置換します。各々のチャネルは円形の別々のグリッドを持っていて、それ自身の角度を設定させます。各円のサイズは、置換している四角形の明度に比例します。このメソッドはDocument/Medical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 ColorHalftoneCommand 
   Inherits Leadtools.ImageProcessing.RasterCommand
   Implements Leadtools.ImageProcessing.IRasterCommand 
'Usage
 
Dim instance As ColorHalftoneCommand
public sealed class ColorHalftoneCommand : Leadtools.ImageProcessing.IRasterCommand  
@interface LTColorHalftoneCommand : LTRasterCommand
public class ColorHalftoneCommand extends RasterCommand
function Leadtools.ImageProcessing.Effects.ColorHalftoneCommand()
解説
サンプル

imageの上でColorHalftoneCommandを実行します。

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

   
Public Sub ColorHalftoneCommandExample()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\Beauty16.jpg"), 16, CodecsLoadByteOrder.BgrOrGray, 1, 1)

   ' Prepare the command
   Dim command As New ColorHalftoneCommand
   command.MaximumRadius = 15
   command.CyanAngle = 10800
   command.MagentaAngle = 16200
   command.YellowAngle = 9000
   command.BlackAngle = 4500
   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.Effects;

      
public void ColorHalftoneCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\Beauty16.jpg"),16,CodecsLoadByteOrder.BgrOrGray,1,1);


   // Prepare the command
   ColorHalftoneCommand command  = new ColorHalftoneCommand();
   command.MaximumRadius = 15;
   command.CyanAngle = 10800;
   command.MagentaAngle = 16200;
   command.YellowAngle = 9000;
   command.BlackAngle = 4500;
   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 ColorHalftoneCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   string srcFileName = @"Assets\Beauty16.jpg";
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile), 16, CodecsLoadByteOrder.BgrOrGray, 1, 1);

   // Prepare the command
   ColorHalftoneCommand command  = new ColorHalftoneCommand();
   command.MaximumRadius = 15;
   command.CyanAngle = 10800;
   command.MagentaAngle = 16200;
   command.YellowAngle = 9000;
   command.BlackAngle = 4500;
   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.Effects;
using Leadtools.Examples;

public void ColorHalftoneCommandExample(RasterImage image, Stream outStream)
{
   // Prepare the command
   ColorHalftoneCommand command = new ColorHalftoneCommand();
   command.MaximumRadius = 15;
   command.CyanAngle = 10800;
   command.MagentaAngle = 16200;
   command.YellowAngle = 9000;
   command.BlackAngle = 4500;
   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.Effects

Public Sub ColorHalftoneCommandExample(ByVal image As RasterImage, ByVal outStream As Stream)
   ' Prepare the command
   Dim command As ColorHalftoneCommand = New ColorHalftoneCommand()
   command.MaximumRadius = 15
   command.CyanAngle = 10800
   command.MagentaAngle = 16200
   command.YellowAngle = 9000
   command.BlackAngle = 4500
   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

ColorHalftoneCommandメンバ
Leadtools.ImageProcessing.Effects名前空間
カラーハーフトーンとハーフトーン画像
Leadtools.ImageProcessing.GrayscaleCommand
Leadtools.ImageProcessing.Color.GrayScaleExtendedCommand
Leadtools.ImageProcessing.Color.AutoColorLevelCommand
Leadtools.ImageProcessing.Color.ColorLevelCommand
Leadtools.ImageProcessing.Color.GrayScaleToDuotoneCommand
Leadtools.ImageProcessing.Color.GrayScaleToMultitoneCommand
RegionHolesRemovalCommandクラス
Leadtools.ImageProcessing.Color.SelectiveColorCommand
SkeletonCommandクラス
Leadtools.ImageProcessing.Core.HalfToneCommand
Leadtools.ImageProcessing.Color.ColorSeparateCommand
Leadtools.ImageProcessing.Color.ColorMergeCommand
Leadtools.ImageProcessing.Color.DesaturateCommand
Leadtools.ImageProcessing.Core.HalfTonePatternCommand
StatisticsInformationCommandクラス
Leadtools.ImageProcessing.Color.HistogramCommand
Leadtools.ImageProcessing.Color.ColorCountCommand
Leadtools.ImageProcessing.Core.MinMaxBitsCommand
Leadtools.ImageProcessing.Core.MinMaxValuesCommand
Leadtools.ImageProcessing.Color.ConvertToColoredGrayCommand
Leadtools.ImageProcessing.Core.ColorizeGrayCommand
Leadtools.ImageProcessing.Core.ShiftDataCommand
Leadtools.ImageProcessing.Core.SelectDataCommand
Leadtools.ImageProcessing.Core.WindowLevelCommand
Leadtools.RasterPalette.WindowLevelFillLookupTable(Leadtools.RasterColor[]、Leadtools.RasterColor、Leadtools.RasterColor、System.Int32、System.Int32、System.Int32、System.Int32、System.Int32、System.Int32、System.Int32、Leadtools.RasterPaletteWindowLevelFlags)