Separates the image into different segments using the Watershed algorithm.
public class WatershedCommand : RasterCommand
Public Class WatershedCommand
Inherits RasterCommand
@interface LTWatershedCommand : LTRasterCommand
public class WatershedCommand extends RasterCommand
public ref class WatershedCommand : public RasterCommand
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void WatershedCommandExample()
{
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
//Load an image
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "IMAGE3.dcm"));
LeadPoint[][] pointsArray = new LeadPoint[4][];
for (int idx = 0; idx < 4; idx++)
pointsArray[idx] = new LeadPoint[2];
// Set starting point and end point for each segment path.
pointsArray[0][0] = new LeadPoint(35, 100);
pointsArray[0][1] = new LeadPoint(35, 200);
pointsArray[1][0] = new LeadPoint(180, 115);
pointsArray[1][1] = new LeadPoint(300, 115);
pointsArray[2][0] = new LeadPoint(235, 220);
pointsArray[2][1] = new LeadPoint(260, 220);
pointsArray[3][0] = new LeadPoint(180, 330);
pointsArray[3][1] = new LeadPoint(350, 330);
//Prepare the command
WatershedCommand command = new WatershedCommand(pointsArray);
//Apply
command.Run(image);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Core
Public Sub WatershedCommandExample()
Dim codecs As RasterCodecs = New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
'Load an image
Dim image As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "IMAGE3.dcm"))
Dim pointsArray As LeadPoint()() = New LeadPoint(3)() {}
For idx As Integer = 0 To 3
pointsArray(idx) = New LeadPoint(1) {}
Next idx
' Set starting point and end point for each segment path.
pointsArray(0)(0) = New LeadPoint(35, 100)
pointsArray(0)(1) = New LeadPoint(35, 200)
pointsArray(1)(0) = New LeadPoint(180, 115)
pointsArray(1)(1) = New LeadPoint(300, 115)
pointsArray(2)(0) = New LeadPoint(235, 220)
pointsArray(2)(1) = New LeadPoint(260, 220)
pointsArray(3)(0) = New LeadPoint(180, 330)
pointsArray(3)(1) = New LeadPoint(350, 330)
'Prepare the command
Dim command As WatershedCommand = New WatershedCommand(pointsArray)
'Apply
command.Run(image)
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
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