ScrambleCommand Constructor(LeadRect,int,ScrambleCommandFlags)

Summary

Initializes a new instance of the ScrambleCommand class with explicit parameters.

Syntax

Objective-C

C++/CLI

Java

Python

public ScrambleCommand( 
   LeadRect rc, 
   int key, 
   ScrambleCommandFlags flags 
)

- (instancetype)initWithRectangle:(LeadRect)rect 
                              key:(unsigned int)key 
                            flags:(LTScrambleCommandFlags)flags

public ScrambleCommand( 
  LeadRect rc,  
  int key,  
  int flags 
)

public: 
ScrambleCommand(  
   LeadRect rc, 
   int key, 
   ScrambleCommandFlags flags 
)

__init__(self,rc,key,flags) # Overloaded constructor

Parameters

rc
Rectangle which describes the area to scramble.

key
Key that determines the scramble.

flags
Flag that determines whether to encrypt or decrypt the area.

Example

Java

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing; 
 
 
public void ScrambleCommandExample() 
{ 
	RasterCodecs codecs = new RasterCodecs(); 
 
	string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp"); 
	string scrambledFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_scrambled.bmp"); 
	string unscrambledFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_unscrambled.bmp"); 
 
	// Load the source image from disk 
	RasterImage image = codecs.Load(srcFileName); 
 
	LeadRect rc = new LeadRect(0, 0, image.Width / 2, image.Height / 2); 
	int key = 123; 
 
	// Scramble it and save it to disk 
	ScrambleCommand command = new ScrambleCommand(); 
	command.Flags = ScrambleCommandFlags.Encrypt; 
	command.Rectangle = rc; 
	command.Key = key; 
	command.Run(image); 
	codecs.Save(image, scrambledFileName, RasterImageFormat.Bmp, 24); 
 
	// Unscramble the image and save it to disk 
	command.Flags = ScrambleCommandFlags.Decrypt; 
	command.Run(image); 
	codecs.Save(image, unscrambledFileName, RasterImageFormat.Bmp, 24); 
 
	// Clean Up 
	image.Dispose(); 
	codecs.Dispose(); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
}

 
import java.io.File; 
import java.io.IOException; 
 
import org.junit.*; 
import org.junit.runner.JUnitCore; 
import org.junit.runner.Result; 
import org.junit.runner.notification.Failure; 
import static org.junit.Assert.*; 
 
import leadtools.*; 
import leadtools.codecs.*; 
import leadtools.imageprocessing.*; 
 
 
public void scrambleCommandExample() { 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
   RasterCodecs codecs = new RasterCodecs(); 
   String srcFileName = combine(LEAD_VARS_IMAGES_DIR, "rgsref.cmp"); 
   String scrambledFileName = combine(LEAD_VARS_IMAGES_DIR, "rgsref_scrambled.bmp"); 
   String unscrambledFileName = combine(LEAD_VARS_IMAGES_DIR, "rgsref_unscrambled.bmp"); 
 
   // Load the source image from disk 
   RasterImage image = codecs.load(srcFileName); 
 
   LeadRect rc = new LeadRect(0, 0, image.getWidth() / 2, image.getHeight() / 2); 
   int key = 123; 
 
   // Scramble it and save it to disk 
   ScrambleCommand command = new ScrambleCommand(); 
   command.setFlags(ScrambleCommandFlags.ENCRYPT.getValue()); 
   command.setRectangle(rc); 
   command.setKey(key); 
   command.run(image); 
   codecs.save(image, scrambledFileName, RasterImageFormat.BMP, 24); 
 
   // Unscramble the image and save it to disk 
   command.setFlags(ScrambleCommandFlags.DECRYPT.getValue()); 
   command.run(image); 
   codecs.save(image, unscrambledFileName, RasterImageFormat.BMP, 24); 
 
   assertTrue("file unsuccessfully saved to " + unscrambledFileName, (new File(unscrambledFileName)).exists()); 
   System.out.printf("File saved successfully to %s%n", unscrambledFileName); 
 
   // Clean Up 
   image.dispose(); 
   codecs.dispose(); 
}

Requirements

Target Platforms

Reference

ScrambleCommand Class

ScrambleCommand Members

Overload List

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Help Version 23.0.2024.5.22

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