Master form load options
public enum AutoFormsEngineMasterFormLoadType
public final class AutoFormsEngineMasterFormLoadType
extends java.lang.Enum<AutoFormsEngineMasterFormLoadType>
Public Enum AutoFormsEngineMasterFormLoadType
public:
enum class AutoFormsEngineMasterFormLoadType sealed
Value | Member | Description |
---|---|---|
0 | LoadAllInMemory | Load to memory all master forms found in a repository |
1 | LoadOnDemand | Load master form on demand, i.e., one at a time. |
2 | UseCache | Use cache to store loaded master forms. |
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Forms.Common;
using Leadtools.Forms.Auto;
using Leadtools.Ocr;
using Leadtools.Forms.Recognition;
using Leadtools.Forms.Processing;
using Leadtools.Barcode;
public static void AutoFormsEngineCreateOptions_Example()
{
using (IOcrEngine ocrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD, false))
{
ocrEngine.Startup(null, null, null, LEAD_VARS.OcrLEADRuntimeDir);
string root = Path.Combine(LEAD_VARS.ImagesDir, @"Forms\MasterForm Sets\Driving License");
DiskMasterFormsRepository formsRepository = new DiskMasterFormsRepository(ocrEngine.RasterCodecsInstance, root);
// Set the parameters for the AutoFormsEngine
AutoFormsEngineCreateOptions autoFormsOptions = new AutoFormsEngineCreateOptions()
{
Repository = formsRepository,
RecognitionOcrEngine = ocrEngine,
ProcessingOcrEngine = ocrEngine,
BarcodeEngine = null,
Managers = AutoFormsRecognitionManager.Ocr | AutoFormsRecognitionManager.Default,
MinimumConfidenceKnownForm = 30,
MinimumConfidenceRecognized = 80,
RecognizeFirstPageOnly = true,
MasterFormLoadType = AutoFormsEngineMasterFormLoadType.UseCache
};
// Create the AutoFormsEngine using the options previously defined
using (AutoFormsEngine autoEngine = new AutoFormsEngine(autoFormsOptions))
{
// If caching masterform files, load 10 of them at a time
if (autoEngine.MasterFormLoadType == AutoFormsEngineMasterFormLoadType.UseCache)
autoEngine.MasterFormCacheMaximumSize = 10;
// Recognize and process the form
autoEngine.FilledFormType = FormsPageType.IDCard;
autoEngine.EnableQuickPreRecognitionCheck = false;
AutoFormsRunResult result = autoEngine.Run(Path.Combine(LEAD_VARS.ImagesDir, @"Forms\Forms to be Recognized\Driving License\License.png"), null);
if (result != null)
Console.WriteLine(String.Format("Recognized as {0} with {1}% confidence.", result.RecognitionResult.MasterForm.Name, result.RecognitionResult.Result.Confidence));
else
Console.WriteLine("Form not recognized");
}
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
public const string OcrLEADRuntimeDir = @"C:\LEADTOOLS 20\Bin\Common\OcrLEADRuntime";
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Forms.Common
Imports Leadtools.Forms.Auto
Imports Leadtools.Ocr
Imports Leadtools.Forms.Recognition
Imports Leadtools.Forms.Processing
Imports Leadtools.Barcode
Public Shared Sub AutoFormsEngineCreateOptions_Example()
Using ocrEngine As IOcrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD, False)
ocrEngine.Startup(Nothing, Nothing, Nothing, LEAD_VARS.OcrLEADRuntimeDir)
Dim root As String = Path.Combine(LEAD_VARS.ImagesDir, "Forms\MasterForm Sets\Driving License")
Dim formsRepository As DiskMasterFormsRepository = New DiskMasterFormsRepository(ocrEngine.RasterCodecsInstance, root)
' Set the parameters for the AutoFormsEngine
Dim autoFormsOptions As AutoFormsEngineCreateOptions = New AutoFormsEngineCreateOptions()
autoFormsOptions.Repository = formsRepository
autoFormsOptions.RecognitionOcrEngine = ocrEngine
autoFormsOptions.ProcessingOcrEngine = ocrEngine
autoFormsOptions.BarcodeEngine = Nothing
autoFormsOptions.Managers = AutoFormsRecognitionManager.Ocr Or AutoFormsRecognitionManager.Default
autoFormsOptions.MinimumConfidenceKnownForm = 30
autoFormsOptions.MinimumConfidenceRecognized = 80
autoFormsOptions.RecognizeFirstPageOnly = True
autoFormsOptions.MasterFormLoadType = AutoFormsEngineMasterFormLoadType.UseCache
' Create the AutoFormsEngine using the options previously defined
Using autoEngine As AutoFormsEngine = New AutoFormsEngine(autoFormsOptions)
' If caching masterform files, load 10 of them at a time
If autoEngine.MasterFormLoadType = AutoFormsEngineMasterFormLoadType.UseCache Then
autoEngine.MasterFormCacheMaximumSize = 10
End If
' Recognize and process the form
autoEngine.FilledFormType = FormsPageType.IDCard
autoEngine.EnableQuickPreRecognitionCheck = False
Dim result As AutoFormsRunResult = autoEngine.Run(Path.Combine(LEAD_VARS.ImagesDir, "Forms\Forms to be Recognized\Driving License\License.png"), Nothing)
If Not result Is Nothing Then
Console.WriteLine(String.Format("Recognized as {0} with {1}% confidence.", result.RecognitionResult.MasterForm.Name, result.RecognitionResult.Result.Confidence))
Else
Console.WriteLine("Form not recognized")
End If
End Using
End Using
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
Public Const OcrLEADRuntimeDir As String = "C:\LEADTOOLS 20\Bin\Common\OcrLEADRuntime"
End Class
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document