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ProcessPage(Stream,int,AutoFormsRecognizePageResult) Method

Summary
Performs field processing on the recognized page image.

Syntax
C#
C++/CLI
Java
Python
public FormPage processPage( 
   ILeadStream stream, 
   int pageNumber, 
   AutoFormsRecognizePageResult pageResult 
); 
public: 
FormPage^ ProcessPage(  
   Stream^ stream, 
   int pageNumber, 
   AutoFormsRecognizePageResult^ pageResult 
)  
def ProcessPage(self,stream,pageNumber,pageResult): 

Parameters

stream
A System.IO.Stream containing the recognized page image date.

pageNumber
1-based index of the in  stream.

pageResult
The recognition result of the page that is returned by RecognizePage(RasterImage,Int32,List<IMasterFormsCategory>).

Return Value

The processed fields of the page if they exist, otherwise it returns null.

Remarks

If the specified page does not have processing fields, it returns null.

The alignment to the page is calculated internally from the  pageResult.

The  stream must have all form pages.

Example
C#
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Forms.Common; 
using Leadtools.Forms.Auto; 
using Leadtools.Document; 
using Leadtools.Ocr; 
using Leadtools.Forms.Recognition; 
using Leadtools.Forms.Processing; 
using Leadtools.Barcode; 
 
using Leadtools.Forms; 
 
public void AutoPageRecognitionAndProcessing1Stream() 
{ 
   string root = Path.Combine(LEAD_VARS.ImagesDir, @"Forms\FormsDemo\OCR_Test"); 
   RasterCodecs codecs = new RasterCodecs(); 
 
   DiskMasterFormsRepository repository = new DiskMasterFormsRepository(codecs, root); 
 
   using (IOcrEngine ocrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD)) 
   { 
      ocrEngine.Startup(null, null, null, LEAD_VARS.OcrLEADRuntimeDir); 
 
      BarcodeEngine barcodeEngine = new BarcodeEngine(); 
 
      AutoFormsEngine autoEngine = new AutoFormsEngine(repository, ocrEngine, barcodeEngine); 
      autoEngine.MinimumConfidenceRecognized = autoEngine.GetMinimumRecognizedConfidencePage(); 
 
      FileStream fs = File.OpenRead(Path.Combine(LEAD_VARS.ImagesDir, @"Forms\Forms to be Recognized\OCR\FCC-107_OCR_Filled.tif")); 
 
      AutoFormsRecognizePageResult result = autoEngine.RecognizePage(fs, 1, new AutoFormsEnginePageRecognitionOptions()); 
      if (result == null) 
         return; 
      FormPage pageFields = autoEngine.ProcessPage(fs, 1, result); 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
   public const string OcrLEADRuntimeDir = @"C:\LEADTOOLS23\Bin\Common\OcrLEADRuntime"; 
} 
Requirements

Target Platforms

Help Version 23.0.2024.2.29
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© 1991-2024 LEAD Technologies, Inc. All Rights Reserved.

Leadtools.Forms.Auto Assembly
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.