Commands Property

Summary

The collection of RasterCommand objects to be run on the Images objects.

Syntax

C++/CLI

Python

public IList<RasterCommand> Commands { get; }

public: 
property IList<RasterCommand^>^ Commands { 
   IList<RasterCommand^>^ get(); 
}

Commands # get  (RasterCommandProcessor)

Property Value

The collection of RasterCommand objects to be run on the Images objects.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing; 
 
 
public void RasterCommandProcessorExample() 
{ 
	RasterCodecs codecs = new RasterCodecs(); 
 
	string destFileName = Path.Combine(LEAD_VARS.ImagesDir, "RasterCommandProcessor.tif"); 
 
	// create a raster command processor 
	RasterCommandProcessor processor = new RasterCommandProcessor(); 
 
	// add the commands (color-res to 8 then flip) 
	processor.Commands.Add(new ColorResolutionCommand( 
	   ColorResolutionCommandMode.InPlace, 
	   8, 
	   RasterByteOrder.Rgb, 
	   RasterDitheringMethod.None, 
	   ColorResolutionCommandPaletteFlags.Optimized, 
	   null)); 
	processor.Commands.Add(new FlipCommand(false)); 
 
	// load the images 
	const int imageCount = 4; 
	for (int i = 0; i < imageCount; i++) 
	{ 
		string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, string.Format("Image{0}.cmp", (i + 1) % 2 + 1)); 
		processor.Images.Add(codecs.Load(srcFileName)); 
	} 
 
	// run the commands 
	processor.Progress += new EventHandler<RasterCommandProcessorProgressEventArgs>(processor_Progress); 
	processor.Run(); 
	processor.Progress -= new EventHandler<RasterCommandProcessorProgressEventArgs>(processor_Progress); 
 
	// save the result image as multi-page tif file 
	if (File.Exists(destFileName)) 
		File.Delete(destFileName); 
 
	for (int i = 0; i < imageCount; i++) 
		codecs.Save( 
		   processor.Images[i], 
		   destFileName, 
		   RasterImageFormat.Tif, 
		   8, 
		   1, 
		   1, 
		   -1, 
		   CodecsSavePageMode.Append); 
 
	// clean up 
	for (int i = 0; i < imageCount; i++) 
		processor.Images[i].Dispose(); 
} 
 
void processor_Progress(object sender, RasterCommandProcessorProgressEventArgs e) 
{ 
	// show information about the command 
	Console.Write("Running command {0} ({1}) of {2}, ", e.CommandNumber, e.Command, e.TotalCommands); 
	Console.Write("On image {0} ({1} by {2} pixels) of {3}, ", e.ImageNumber, e.Image.Width, e.Image.Height, e.TotalImages); 
	Console.WriteLine("{0}% done", e.Percent); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}

Requirements

Target Platforms

Reference

RasterCommandProcessor Class

RasterCommandProcessor Members

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Help Version 22.0.2023.5.16

Leadtools Assembly

Introduction

Getting Started

Namespaces

Leadtools Namespace

Leadtools.ImageProcessing Namespace

Assemblies