←Select platform

DeleteSegment Method

Summary

Deletes a segment.

Syntax

C++

public void DeleteSegment(  
   int id 
)

Public Sub DeleteSegment( _ 
   ByVal id As Integer _ 
)

public: 
void DeleteSegment(  
   int id 
)

Parameters

id
Segment identifier.

Remarks

This method is used to delete a specific segment from the segmentation handle. This method is valid with the auto and manual segmentation process. For more information, refer to Programming with LEADTOOLS MRC.

Example

Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.Mrc 
 
<TestMethod()> _ 
Public Sub DeleteSegmentExample() 
   ' Load an image 
   Dim codecs As RasterCodecs = New RasterCodecs() 
   codecs.ThrowExceptionsOnInvalidImages = True 
   Dim image As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "PDFSegmentation.pdf")) 
 
   Dim segmenter As MrcSegmenter = New MrcSegmenter(image, RasterColor.FromKnownColor(RasterKnownColor.White), RasterColor.FromKnownColor(RasterKnownColor.Black)) 
   segmenter.SegmentImage(image, MrcSegmentImageOptions.Empty) 
 
   If segmenter.EnumerateSegments(Nothing) > 0 Then 
      segmenter.DeleteSegment(0) 
   End If 
End Sub 
 
Public NotInheritable Class LEAD_VARS 
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" 
End Class

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Mrc; 
 
public void DeleteSegmentExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "PDFSegmentation.pdf")); 
 
   MrcSegmenter segmenter = new MrcSegmenter(image, RasterColor.FromKnownColor(RasterKnownColor.White), RasterColor.FromKnownColor(RasterKnownColor.Black)); 
   segmenter.SegmentImage(image, MrcSegmentImageOptions.Empty); 
 
   if (segmenter.EnumerateSegments(null) > 0) 
      segmenter.DeleteSegment(0); 
} 
 
static class LEAD_VARS 
{ 
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; 
}