Lines Property

Summary

Gets the number of lines in the Data or DataArraybuffers.

Syntax

C++/CLI

Java

Python

public int Lines { get; }

public int getLines()

public: 
property int Lines { 
   int get(); 
}

Lines # get  (ColorResolutionCommandDataEventArgs)

Property Value

The number of lines in the Data or DataArraybuffers.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing; 
 
 
public void ColorResolutionCommandDataEventArgsExample() 
{ 
	RasterCodecs codecs = new RasterCodecs(); 
 
	string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp"); 
	string destFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_colorresData.bmp"); 
 
	// Load the source image from disk 
	RasterImage srcImage = codecs.Load(srcFileName); 
 
	// Create the destination image 
	_row = 0; 
	_destImage = new RasterImage( 
	   RasterMemoryFlags.Conventional, 
	   srcImage.Width, 
	   srcImage.Height, 
	   1, 
	   RasterByteOrder.Rgb, 
	   RasterViewPerspective.TopLeft, 
	   null, 
	   IntPtr.Zero, 
	   0); 
 
	// Color-res the image to 1 bits/pixel, we will save the data ourselves into 
	// the destination image 
	ColorResolutionCommand command = new ColorResolutionCommand(); 
	command.BitsPerPixel = 1; 
	command.DitheringMethod = RasterDitheringMethod.FloydStein; 
	command.Data += new EventHandler<ColorResolutionCommandDataEventArgs>(command_Data); 
	_destImage.Access(); 
	command.Run(srcImage); 
	_destImage.Release(); 
	command.Data -= new EventHandler<ColorResolutionCommandDataEventArgs>(command_Data); 
 
	// Save it to disk 
	codecs.Save(_destImage, destFileName, RasterImageFormat.Bmp, 4); 
 
	// Clean Up 
	_destImage.Dispose(); 
	srcImage.Dispose(); 
	codecs.Dispose(); 
} 
 
RasterImage _destImage; 
int _row; 
 
void command_Data(object sender, ColorResolutionCommandDataEventArgs e) 
{ 
	// Set the data into the destination image 
	_destImage.SetRow(_row, e.Data, _destImage.BytesPerLine * e.Lines); 
	_row += e.Lines; 
 
	// If you want the data in a managed buffer, 
	// you can do this 
	// byte[] data = new byte[_destImage.BytesPerLine * e.Lines]; 
	// System.Runtime.InteropServices.Marshal.Copy(e.Data, data, 0, data.Length); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}

Requirements

Target Platforms

Reference

ColorResolutionCommandDataEventArgs Class

ColorResolutionCommandDataEventArgs Members

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Help Version 22.0.2023.5.16

Leadtools Assembly

Introduction

Getting Started

Namespaces

Leadtools Namespace

Leadtools.ImageProcessing Namespace

Assemblies