LEADTOOLS Forms (Leadtools.Forms.Auto assembly)

AutoFormsEngine Constructor(IMasterFormsRepository,IOcrEngine,BarcodeEngine,Int32,Int32,Boolean)

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Repository of the Master Forms.
The Leadtools.Forms.Ocr.IOcrEngine that is used for optical character recognition and processing.
The Leadtools.Barcode.BarcodeEngine that is used for barcode recognition and processing.
The minimum confidence value to decide that the Form type result is a known type. It ranges from 0 to 100 and usually it is less than minimumConfidenceRecognized.
The minimum confidence value to decide that the Form type is recognized and no further comparison with Master Forms is needed. It ranges from 0 to 100 and usually it is greater than minimumConfidenceKnownForm.
Recognize the form based on the first page only.
Initializes a new AutoFormsEngine class object.
Syntax
'Declaration
 
Public Function New( _
   ByVal repository As IMasterFormsRepository, _
   ByVal ocrEngine As IOcrEngine, _
   ByVal barcodeEngine As BarcodeEngine, _
   ByVal minimumConfidenceKnownForm As Integer, _
   ByVal minimumConfidenceRecognized As Integer, _
   ByVal recognizeFirstPageOnly As Boolean _
)
'Usage
 
Dim repository As IMasterFormsRepository
Dim ocrEngine As IOcrEngine
Dim barcodeEngine As BarcodeEngine
Dim minimumConfidenceKnownForm As Integer
Dim minimumConfidenceRecognized As Integer
Dim recognizeFirstPageOnly As Boolean
 
Dim instance As New AutoFormsEngine(repository, ocrEngine, barcodeEngine, minimumConfidenceKnownForm, minimumConfidenceRecognized, recognizeFirstPageOnly)

            

            

Parameters

repository
Repository of the Master Forms.
ocrEngine
The Leadtools.Forms.Ocr.IOcrEngine that is used for optical character recognition and processing.
barcodeEngine
The Leadtools.Barcode.BarcodeEngine that is used for barcode recognition and processing.
minimumConfidenceKnownForm
The minimum confidence value to decide that the Form type result is a known type. It ranges from 0 to 100 and usually it is less than minimumConfidenceRecognized.
minimumConfidenceRecognized
The minimum confidence value to decide that the Form type is recognized and no further comparison with Master Forms is needed. It ranges from 0 to 100 and usually it is greater than minimumConfidenceKnownForm.
recognizeFirstPageOnly
Recognize the form based on the first page only.
Remarks

If ocrEngine is null, Leadtools.Forms.Recognition.Ocr.OcrObjectsManager will not be used for recognition and Leadtools.Forms.Processing.TextFormField and Leadtools.Forms.Processing.OmrFormField will not be processed.

If barcodeEngine is null, Leadtools.Forms.Recognition.Barcode.BarcodeObjectsManager will not be used for recognition and Leadtools.Forms.Processing.BarcodeFormField will not be processed.

Important: Different OCR engines might have slight differences in form alignment and recognition. Therefore, it is recommended to use the same Leadtools.Forms.Ocr.OcrEngineType when generating the master forms and when recognizing and processing forms.

Example
For an example, refer to AutoFormsEngine.ProcessForm(RasterImage form, PageRequestCallback pageRequestCallback, Object userData, FormRecognitionAttributes masterAttributes, FormPages formFields).
Requirements

Target Platforms

See Also

Reference

AutoFormsEngine Class
AutoFormsEngine Members
Overload List

 

 


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