XResolution Property

Summary

Gets or sets the image horizontal resolution, in dots per inch (DPI).

Syntax

Objective-C

C++/CLI

Java

Python

public int XResolution { get; set; }

@property (nonatomic, assign) NSInteger xResolution

public int getXResolution(); 
public void setXResolution( 
   int intValue 
);

public: 
property int XResolution { 
   int get(); 
   void set (    int ); 
}

XResolution # get and set (RasterImage)

Property Value

Horizontal resolution in dots per inch (DPI).

Remarks

Some file formats save this value in the file header.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing; 
using Leadtools.ImageProcessing.Core; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.Dicom; 
using Leadtools.Drawing; 
using Leadtools.Controls; 
using Leadtools.Svg; 
 
 
public void RasterImageExample() 
{ 
	RasterCodecs codecs = new RasterCodecs(); 
 
	string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp"); 
	string destFileName1 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_RasterImage1.bmp"); 
	string destFileName2 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_RasterImage2.bmp"); 
 
	// Load the image 
	RasterImage srcImage = codecs.Load(srcFileName); 
 
	// Creates a new image in memory with same dimensions as the source image 
	RasterImage destImage = new RasterImage( 
	   RasterMemoryFlags.Conventional, 
	   srcImage.Width, 
	   srcImage.Height, 
	   srcImage.BitsPerPixel, 
	   srcImage.Order, 
	   srcImage.ViewPerspective, 
	   srcImage.GetPalette(), 
	   IntPtr.Zero, 
	   0); 
 
	// Copy the data from the source image to the destination image 
	srcImage.Access(); 
	destImage.Access(); 
 
	byte[] buffer = new byte[srcImage.BytesPerLine]; 
 
	for (int y = 0; y < srcImage.Height; y++) 
	{ 
		srcImage.GetRow(y, buffer, 0, buffer.Length); 
		destImage.SetRow(y, buffer, 0, buffer.Length); 
	} 
 
	destImage.Release(); 
	srcImage.Release(); 
 
	// We do not need the source image anymore 
	srcImage.Dispose(); 
 
	// save the destination image 
	codecs.Save(destImage, destFileName1, RasterImageFormat.Bmp, 24); 
 
	// perform image processing on the image 
 
	FlipCommand flipCmd = new FlipCommand(); 
	flipCmd.Horizontal = false; 
	flipCmd.Run(destImage); 
 
	// save it 
	codecs.Save(destImage, destFileName2, RasterImageFormat.Bmp, 24); 
 
	// Clean up 
	destImage.Dispose(); 
	codecs.Dispose(); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}

Requirements

Target Platforms

Reference

RasterImage Class

RasterImage Members

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Help Version 22.0.2023.5.16

Leadtools Assembly

Introduction

Getting Started

Namespaces

Leadtools Namespace

Leadtools.ImageProcessing Namespace

Assemblies