OutputImage Property

Summary

Gets a RasterImage object that represents the comparison results.

Syntax

Objective-C

C++/CLI

Java

Python

public RasterImage OutputImage { get; }

@property (nonatomic, assign, readonly) LTRasterImage* outputImage;

public RasterImage getOutputImage();

public:  
   property RasterImage^ OutputImage 
   { 
      RasterImage^ get() 
   }

OutputImage # get  (CompareBitmapCommand)

Property Value

Reference to a RasterImage object containing the comparison results.

Remarks

Refer to the CompareBitmapCommand class for more information.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing; 
using Leadtools.ImageProcessing.Core; 
 
public void CompareBitmapCommandExample() 
{ 
   using (RasterCodecs codecs = new RasterCodecs()) 
   // Load the original image 
   using (RasterImage referenceImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ocr1.tif"))) 
   // Use the same image for the "modified" image 
   using (RasterImage modifiedImage = referenceImage.Clone()) 
   { 
      // Remove the last paragraph of the reference image 
      referenceImage.AddRectangleToRegion(null, new LeadRect(290, 2470, 1930, 360), RasterRegionCombineMode.Set); 
      new FillCommand(RasterColor.White).Run(referenceImage); 
      referenceImage.MakeRegionEmpty(); 
 
      // Remove the title from the modified image 
      modifiedImage.AddRectangleToRegion(null, new LeadRect(290, 300, 810, 110), RasterRegionCombineMode.Set); 
      new FillCommand(RasterColor.White).Run(modifiedImage); 
      modifiedImage.MakeRegionEmpty(); 
 
      // Rotate the modified image for demonstration (angle measured in hundredths of a degree) 
      new RotateCommand(340 * 100, RotateCommandFlags.Resize, RasterColor.Black).Run(modifiedImage); 
 
      // Update the transformation to align/reverse the above rotation 
      LeadMatrix alignment = LeadMatrix.Identity; 
      alignment.Translate(-modifiedImage.Width * 0.5, -modifiedImage.Height * 0.5); 
      alignment.Rotate(20.0); 
      alignment.Translate(referenceImage.Width * 0.5, referenceImage.Height * 0.5); 
 
      // Setup the comparison options 
      CompareBitmapCommand command = new CompareBitmapCommand() 
      { 
         Alignment = alignment, 
         ReferenceImage = referenceImage 
      }; 
 
      // Compare the images 
      command.Run(modifiedImage); 
 
      // Save the results 
      using (RasterImage outputImage = command.OutputImage) 
         codecs.Save(outputImage, Path.Combine(LEAD_VARS.ImagesDir, "CompareBitmap_Output.png"), RasterImageFormat.Png, 0); 
 
      // Save the two input images, for reference 
      codecs.Save(referenceImage, Path.Combine(LEAD_VARS.ImagesDir, "CompareBitmap_Reference.png"), RasterImageFormat.Png, 0); 
      codecs.Save(modifiedImage, Path.Combine(LEAD_VARS.ImagesDir, "CompareBitmap_Modified.png"), RasterImageFormat.Png, 0); 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}

Requirements

Target Platforms

Reference

CompareBitmapCommand Class

CompareBitmapCommand Members

Leadtools.ImageProcessing.Core Namespace

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Help Version 22.0.2023.3.31

Leadtools.ImageProcessing.Core Assembly

Introduction

Getting Started

Namespaces

Leadtools.ImageProcessing.Core Namespace

Assemblies