LEADTOOLS画像ファイルサポート(Leadtools.Codecsアセンブリ)

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CodecsEcwOptionsクラス








メンバ 
ECWイメージのロードと保存についての追加のオプションを提供します。
オブジェクトモデル
構文
public class CodecsEcwOptions 
'Declaration
 
Public Class CodecsEcwOptions 
'Usage
 
Dim instance As CodecsEcwOptions
public sealed class CodecsEcwOptions 
public class CodecsEcwOptions
function Leadtools.Codecs.CodecsEcwOptions()
public ref class CodecsEcwOptions 
サンプル
Copy Code  
Imports Leadtools
Imports Leadtools.Codecs

      
Public Sub CodecsEcwOptionsExample()
   Dim codecs As RasterCodecs = New RasterCodecs()
   Dim srcFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "OCR1.TIF")
   ' Load the image
   Dim srcImage As RasterImage = codecs.Load(srcFileName)

   ' save with maximum quality
   codecs.Options.Ecw.Save.QualityFactor = 1
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "quality.ecw"), RasterImageFormat.Ecw, srcImage.BitsPerPixel)

   ' save with maximum compression
   codecs.Options.Ecw.Save.QualityFactor = 100
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "compression.ecw"), RasterImageFormat.Ecw, srcImage.BitsPerPixel)

   ' load a small resolution
   codecs.Options.Ecw.Load.Resolution = New LeadSize(200, 200)
   Dim smallImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "quality.ecw"))

   ' Clean up
   smallImage.Dispose()
   srcImage.Dispose()
   codecs.Dispose()
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;

      
public void CodecsEcwOptionsExample()
{
   RasterCodecs codecs = new RasterCodecs();
   string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "OCR1.TIF");
   // Load the image
   RasterImage srcImage = codecs.Load(srcFileName);

   // save with maximum quality
   codecs.Options.Ecw.Save.QualityFactor = 1;
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "quality.ecw"), RasterImageFormat.Ecw, srcImage.BitsPerPixel);

   // save with maximum compression
   codecs.Options.Ecw.Save.QualityFactor = 100;
   codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "compression.ecw"), RasterImageFormat.Ecw, srcImage.BitsPerPixel);

   // load a small resolution
   codecs.Options.Ecw.Load.Resolution = new LeadSize(200, 200);
   RasterImage smallImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "quality.ecw"));

   // Clean up
   srcImage.Dispose();
   smallImage.Dispose();
   codecs.Dispose();
}

static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
必要条件

ターゲットプラットホーム

参照

参照

CodecsEcwOptionsメンバ
Leadtools.Codecs名前空間