public class EdgeDetectorCommand : RasterCommand
@interface LTEdgeDetectorCommand : LTRasterCommand
public class EdgeDetectorCommand
extends RasterCommand
public ref class EdgeDetectorCommand : public RasterCommand
class EdgeDetectorCommand(RasterCommand):
For more information, refer to Detecting and Enhancing Edges and Lines.
Edge Detector Function - Before
Edge Detector Function - After
View additional platform support for this Edge Detector function.
Run the EdgeDetectorCommand on an image.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Effects;
public void EdgeDetectorCommandExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\\NaturalFruits.jpg"));
// Prepare the command
EdgeDetectorCommand command = new EdgeDetectorCommand();
command.Threshold = 60;
command.Filter = EdgeDetectorCommandType.SobelBoth;
//find the edges of the image.
command.Run(image);
codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24);
}
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.effects.*;
public void edgeDetectorCommandExample() {
final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images";
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.setThrowExceptionsOnInvalidImages(true);
RasterImage image = codecs.load(combine(LEAD_VARS_IMAGES_DIR, "NaturalFruits.jpg"));
// Prepare the command
EdgeDetectorCommand command = new EdgeDetectorCommand();
command.setThreshold(60);
command.setFilter(EdgeDetectorCommandType.SOBEL_BOTH);
// find the edges of the image.
int change = command.run(image);
assertTrue(change != RasterImageChangedFlags.NONE);
codecs.save(image, combine(LEAD_VARS_IMAGES_DIR, "Result.jpg"), RasterImageFormat.JPEG, 24);
System.out.println("Command run and image saved to " + combine(LEAD_VARS_IMAGES_DIR, "Result.jpg"));
}
Leadtools.ImageProcessing.Effects Namespace
Detecting and Enhancing Edges and Lines
Help Collections
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