ProcessPage(Stream,Int32,FormRecognitionAttributes,FormPage) Method

C#
Visual Basic
Objective-C
Java
C++

public PageAlignment ProcessPage( 
   Stream stream,
   int pageNumber,
   FormRecognitionAttributes masterAttributes,
   FormPage pageFields
)

'Declaration
 
Public Overloads Function ProcessPage( _
   ByVal stream As Stream, _
   ByVal pageNumber As Integer, _
   ByVal masterAttributes As FormRecognitionAttributes, _
   ByVal pageFields As FormPage _
) As PageAlignment

'Usage
 
Dim instance As AutoFormsEngine
Dim stream As Stream
Dim pageNumber As Integer
Dim masterAttributes As FormRecognitionAttributes
Dim pageFields As FormPage
Dim value As PageAlignment
 
value = instance.ProcessPage(stream, pageNumber, masterAttributes, pageFields)

public:
PageAlignment^ ProcessPage( 
   Stream^ stream,
   int pageNumber,
   FormRecognitionAttributes^ masterAttributes,
   FormPage^ pageFields
)

Parameters

stream: A System.IO.Stream containing the the recognized page image data.
pageNumber: 1-based index of the in stream.
masterAttributes: Master Form attributes of the recognized page type.
pageFields: Page fields to process.

The result of processing will be stored in pageFields.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Forms
Imports Leadtools.Forms.Auto
Imports Leadtools.Forms.Ocr
Imports Leadtools.Forms.Recognition
Imports Leadtools.Forms.Processing
Imports Leadtools.Barcode

Public Sub AutoPageRecognitionAndProcessing2Stream()
   Dim root As String = Path.Combine(LEAD_VARS.ImagesDir, "Forms\FormsDemo\OCR_Test")

   Dim codecs_Renamed As RasterCodecs = New RasterCodecs()

   Dim repository As DiskMasterFormsRepository = New DiskMasterFormsRepository(codecs_Renamed, root)

   Using ocrEngine As IOcrEngine = OcrEngineManager.CreateEngine(OcrEngineType.Advantage, False)
      ocrEngine.Startup(Nothing, Nothing, Nothing, LEAD_VARS.OcrAdvantageRuntimeDir)

      Dim engineBarcode As BarcodeEngine = New BarcodeEngine()

      Dim autoEngine As AutoFormsEngine = New AutoFormsEngine(repository, ocrEngine, engineBarcode)
      autoEngine.MinimumConfidenceRecognized = autoEngine.GetMinimumRecognizedConfidencePage()

      Dim fs As FileStream = File.OpenRead(Path.Combine(LEAD_VARS.ImagesDir, "Forms\Images\FCC-107_OCR_Filled.tif"))

      Dim result As AutoFormsRecognizePageResult = autoEngine.RecognizePage(fs, 1, Nothing)
      If result Is Nothing Then
         Return
      End If
      Dim formFields As FormPages = result.MasterForm.ReadFields()
      Dim pageFields As FormPage = formFields.GetPage(result.PageNumber)
      Dim attributes As FormRecognitionAttributes = result.MasterForm.ReadAttributes()
      autoEngine.ProcessPage(fs, 1, attributes, pageFields)
   End Using
End Sub

Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
Public Const OcrAdvantageRuntimeDir As String = "C:\LEADTOOLS 18\Bin\Common\OcrAdvantageRuntime"
End Class

using Leadtools;
using Leadtools.Codecs;
using Leadtools.Forms;
using Leadtools.Forms.Auto;
using Leadtools.Forms.Ocr;
using Leadtools.Forms.Recognition;
using Leadtools.Forms.Processing;
using Leadtools.Barcode;

public void AutoPageRecognitionAndProcessing2Stream()
{
   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.Advantage, false))
   {
      ocrEngine.Startup(null, null, null, LEAD_VARS.OcrAdvantageRuntimeDir);

      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\Images\FCC-107_OCR_Filled.tif"));

      AutoFormsRecognizePageResult result = autoEngine.RecognizePage(fs, 1, null);
      if (result == null)
         return;
      FormPages formFields = result.MasterForm.ReadFields();
      FormPage pageFields = formFields.GetPage(result.PageNumber);
      FormRecognitionAttributes attributes = result.MasterForm.ReadAttributes();
      autoEngine.ProcessPage(fs, 1, attributes, pageFields);
   }
}

static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
public const string OcrAdvantageRuntimeDir = @"C:\LEADTOOLS 18\Bin\Common\OcrAdvantageRuntime";
}

Target Platforms

Reference

AutoFormsEngine Class
AutoFormsEngine Members
Overload List