MinimumTextSize Property

Summary

The minimum text size for the BlankPageDetectorCommand class.

Syntax

Objective-C

C++/CLI

Python

public int MinimumTextSize { get; set; }

@property(nonatomic, assign) NSUInteger minimumTextSize;

public:  
   property Int32 MinimumTextSize 
   { 
      Int32 get() 
      void set(Int32 value) 
   }

MinimumTextSize # get and set (BlankPageDetectorCommand)

Property Value

The minimum text height in pixels. All objects with height less than this value will be considered noise.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Core; 
 
public void BlankPageDetectorCommandExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif")); 
 
   // Prepare the command 
   BlankPageDetectorCommand command = new BlankPageDetectorCommand() 
   { 
      // The following properties can be left to their defaults or set to desired values: 
      LeftMargin = 0, 
      TopMargin = 0, 
      RightMargin = 0, 
      BottomMargin = 0, 
      MinimumTextSize = 0 
   }; 
 
   //Determine whether the image is a blank page 
   command.Flags = BlankPageDetectorCommandFlags.DetectNoisyPage; 
   command.Run(image); 
 
   MessageBox.Show(" Is Blank   : " + command.IsBlank + "\n Accuracy : " + (command.Accuracy * 1.0 / 100) + "%", "Blank Page Detection Results"); 
 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}

Requirements

Target Platforms

Reference

BlankPageDetectorCommand Class

BlankPageDetectorCommand Members

Leadtools.ImageProcessing.Core Namespace

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Help Version 22.0.2023.11.1

Leadtools.ImageProcessing.Core Assembly

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Namespaces

Leadtools.ImageProcessing.Core Namespace

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