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ProcessPage(Stream,Int32,FormRecognitionAttributes,FormPage) Method
See Also 
Leadtools.Forms.Auto Namespace > AutoFormsEngine Class > ProcessPage Method : ProcessPage(Stream,Int32,FormRecognitionAttributes,FormPage) Method



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 ProcessPage(Stream,Int32,FormRecognitionAttributes,FormPage) Method is available as an add-on to the LEADTOOLS Document and Medical Imaging toolkits.

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.
Performs field processing on the recognized page image.

Syntax

Visual Basic (Declaration) 
Overloads Public Function ProcessPage( _
   ByVal stream As Stream, _
   ByVal pageNumber As Integer, _
   ByVal masterAttributes As FormRecognitionAttributes, _
   ByVal pageFields As FormPage _
) As PageAlignment
Visual Basic (Usage)Copy Code
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)
C++/CLI 
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.

Example

Visual BasicCopy Code
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.Plus, False)
         ocrEngine.Startup(Nothing, Nothing, Nothing, Nothing)

         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"
End Class
C#Copy Code
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.Plus, false))
      {
         ocrEngine.Startup(null, null, null, null);

         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";
}

Remarks

The result of processing will be stored in pageFields.

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7

See Also

Leadtools.Forms requires a Forms Module license and unlock key. For more information, refer to: Imaging Pro/Document/Medical Features