LEADTOOLS Forms (Leadtools.Forms.Auto assembly)
LEAD Technologies, Inc

ProcessPage(RasterImage,Int32,FormRecognitionAttributes,FormPage) Method

Example 





The recognized page image.
1-based index of the in page.
Master Form attributes of the recognized page type.
Page fields to process.
Performs field processing on the recognized page image.
Syntax
'Declaration
 
Public Overloads Function ProcessPage( _
   ByVal page As RasterImage, _
   ByVal pageNumber As Integer, _
   ByVal masterAttributes As FormRecognitionAttributes, _
   ByVal pageFields As FormPage _
) As PageAlignment
'Usage
 
Dim instance As AutoFormsEngine
Dim page As RasterImage
Dim pageNumber As Integer
Dim masterAttributes As FormRecognitionAttributes
Dim pageFields As FormPage
Dim value As PageAlignment
 
value = instance.ProcessPage(page, pageNumber, masterAttributes, pageFields)
 function Leadtools.Forms.Auto.AutoFormsEngine.ProcessPage(RasterImage,Int32,FormRecognitionAttributes,FormPage)( 
   page ,
   pageNumber ,
   masterAttributes ,
   pageFields 
)

Parameters

page
The recognized page image.
pageNumber
1-based index of the in page.
masterAttributes
Master Form attributes of the recognized page type.
pageFields
Page fields to process.
Remarks

The result of processing will be stored in pageFields.

Example
 
Public Sub AutoPageRecognitionAndProcessing2()
      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()

         'load all form pages
         Dim form As RasterImage = codecs_Renamed.Load(Path.Combine(LEAD_VARS.ImagesDir, "Forms\Images\FCC-107_OCR_Filled.tif"), 1, CodecsLoadByteOrder.Bgr, 1, 1)

         Dim result As AutoFormsRecognizePageResult = autoEngine.RecognizePage(form, form.Page, 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(form, form.Page, attributes, pageFields)
      End Using
   End Sub

Public NotInheritable Class LEAD_VARS
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
public void AutoPageRecognitionAndProcessing2()
   {
      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();

         //load all form pages
         RasterImage form = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"Forms\Images\FCC-107_OCR_Filled.tif"), 1, CodecsLoadByteOrder.Bgr, 1, 1);

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

static class LEAD_VARS
{
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

AutoFormsEngine Class
AutoFormsEngine Members
Overload List

 

 


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