ManualPerspectiveDeskewCommand Class (original) (raw)
Summary
Corrects the view perspective.
Syntax
C#
Objective-C
C++/CLI
Java
Python
@interface LTManualPerspectiveDeskewCommand : LTRasterCommand public class ManualPerspectiveDeskewCommand
extends RasterCommand
public ref class ManualPerspectiveDeskewCommand : public RasterCommand class ManualPerspectiveDeskewCommand(RasterCommand): Example
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void ManualPerspectiveDeskewCommandExample()
{
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
//Load an image
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "PerspectiveDeskew.jpg"));
LeadPoint[] PolyPoints = new LeadPoint[4];
LeadPoint[] MappingPoints = new LeadPoint[4];
//The four corners of the polygon
PolyPoints[0] = new LeadPoint(131, 193);
PolyPoints[1] = new LeadPoint(456, 151);
PolyPoints[2] = new LeadPoint(535, 282);
PolyPoints[3] = new LeadPoint(124, 354);
//Prepare the command
ManualPerspectiveDeskewCommand command = new ManualPerspectiveDeskewCommand();
command.InPoints = PolyPoints;
MappingPoints[0] = new LeadPoint(0, 0);
MappingPoints[1] = new LeadPoint(610, 0);
MappingPoints[2] = new LeadPoint(610, 421);
MappingPoints[3] = new LeadPoint(0, 421);
command.MappingPoints = MappingPoints;
//Apply
command.Run(image);
codecs.Save(command.OutputImage, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), image.OriginalFormat, image.BitsPerPixel);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Leadtools.ImageProcessing.Core Assembly