public int XResolution { get; set; }
@property (nonatomic, assign) NSInteger xResolution
public int getXResolution();
public void setXResolution(
int intValue
);
XResolution # get and set (RasterImage)
Horizontal resolution in dots per inch (DPI).
Some file formats save this value in the file header.
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:\LEADTOOLS23\Resources\Images";
}
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
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.core.*;
import leadtools.svg.*;
import leadtools.imageprocessing.CloneCommand;
import leadtools.imageprocessing.FillCommand;
import leadtools.imageprocessing.FlipCommand;
import leadtools.imageprocessing.GrayscaleCommand;
import leadtools.imageprocessing.color.InvertCommand;
import leadtools.imageprocessing.color.PosterizeCommand;
public void rasterImageExample() {
final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images";
RasterCodecs codecs = new RasterCodecs();
String srcFileName = combine(LEAD_VARS_IMAGES_DIR, "Image1.cmp");
String destFileName1 = combine(LEAD_VARS_IMAGES_DIR, "Image1_RasterImage1.bmp");
String destFileName2 = combine(LEAD_VARS_IMAGES_DIR, "Image1_RasterImage2.bmp");
// Load the image
RasterImage srcImage = codecs.load(srcFileName);
// Creates a new image in memory with same dimensions as the source image
byte[] userData = new byte[0];
RasterImage destImage = new RasterImage(RasterMemoryFlags.CONVENTIONAL.getValue(), srcImage.getWidth(),
srcImage.getHeight(),
srcImage.getBitsPerPixel(), srcImage.getOrder(), srcImage.getViewPerspective(), srcImage.getPalette(),
userData, 0);
// Copy the data from the source image to the destination image
srcImage.access();
destImage.access();
byte[] buffer = new byte[srcImage.getBytesPerLine()];
for (int y = 0; y < srcImage.getHeight(); 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.setHorizontal(false);
flipCmd.run(destImage);
// Save it
codecs.save(destImage, destFileName2, RasterImageFormat.BMP, 24);
// Clean up
destImage.dispose();
codecs.dispose();
assertTrue("file unsuccessfully saved to " + destFileName2, (new File(destFileName2)).exists());
System.out.printf("File saved successfully to %s%n", destFileName2);
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document