←Select platform

CodecsEcwOptions Class

Summary

Provides extra options for loading and saving ECW images.

Syntax

Java

WinRT C#

C++

public class CodecsEcwOptions

Public Class CodecsEcwOptions

public sealed class CodecsEcwOptions

public class CodecsEcwOptions

function Leadtools.Codecs.CodecsEcwOptions()

public ref class CodecsEcwOptions

Example

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"; 
}

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