public FilledForm()
{
_name = null;
_attributes = null;
_master = null;
_result = null;
_alignment = null;
}
public static void TestOcr2()
{
string BaseFolder =
System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location);
try
{
string[] masterFileNames = Directory.GetFiles(BaseFolder, "2*.tif", SearchOption.AllDirectories);
//Get master form filenames
//You may need to update the below path to point to the "Leadtools Images\Forms\MasterForm Sets\OCR" directory.
FormRecognitionEngine recognitionEngine = new FormRecognitionEngine();
RasterCodecs codecs;
//Create the OCR Engine to use in the recognition
IOcrEngine formsOCREngine;
codecs = new RasterCodecs();
//Create a LEADTOOLS OCR Module - LEAD Engine and start it
formsOCREngine = OcrEngineManager.CreateEngine(OcrEngineType.OmniPage, false);
//formsOCREngine.Startup(codecs, null, null, @"C:\LEADTOOLS 20\Bin\Common\OcrLEADRuntime");
formsOCREngine.Startup(codecs, null, null, null);
//Add an OCRObjectManager to the recognition engines
//ObjectManager collection
OcrObjectsManager ocrObjectsManager = new OcrObjectsManager(formsOCREngine);
ocrObjectsManager.Engine = formsOCREngine;
recognitionEngine.ObjectsManagers.Add(ocrObjectsManager);
var binFiles = new List <string>();
foreach (string masterFileName in masterFileNames)
{
string formName = Path.GetFileNameWithoutExtension(masterFileName);
//Load the master form image
RasterImage image = codecs.Load(masterFileName, 0, CodecsLoadByteOrder.BgrOrGray, 1, -1);
//Create a new master form
FormRecognitionAttributes masterFormAttributes =
recognitionEngine.CreateMasterForm(formName, Guid.Empty, null);
for (int i = 0; i < image.PageCount; i++)
{
image.Page = i + 1;
//Add the master form page to the recognition engine
recognitionEngine.AddMasterFormPage(masterFormAttributes, image, null);
}
//Close the master form and save it's attributes
recognitionEngine.CloseMasterForm(masterFormAttributes);
var binFile = formName + "_runtime.bin";
File.WriteAllBytes(binFile, masterFormAttributes.GetData());
binFiles.Add(binFile);
}
logger.Info("Master Form Processing Complete {0}", "Complete");
//For this tutorial, we will use the sample W9 filled form.
//You may need to update the below path to point to "\LEADTOOLS Images\Forms\Forms to be Recognized\OCR\W9_OCR_Filled.tif".
if (true)
{
string formToRecognize = Path.Combine(BaseFolder, "13984799_02.png");
RasterImage image = codecs.Load(formToRecognize, 0, CodecsLoadByteOrder.BgrOrGray, 1, -1);
//Load the image to recognize
FormRecognitionAttributes filledFormAttributes = recognitionEngine.CreateForm(null);
for (int i = 0; i < image.PageCount; i++)
{
image.Page = i + 1;
//Add each page of the filled form to the recognition engine
recognitionEngine.AddFormPage(filledFormAttributes, image, null);
}
recognitionEngine.CloseForm(filledFormAttributes);
string resultMessage = "The form could not be recognized";
//Compare the attributes of each master form to the attributes of the filled form
foreach (string masterFileName in binFiles)
{
FormRecognitionAttributes masterFormAttributes = new FormRecognitionAttributes();
masterFormAttributes.SetData(File.ReadAllBytes(masterFileName));
FormRecognitionResult recognitionResult =
recognitionEngine.CompareForm(masterFormAttributes, filledFormAttributes, null);
//In this example, we consider a confidence equal to or greater
//than 90 to be a match
if (recognitionResult.Confidence >= 90)
{
resultMessage = String.Format("This form has been recognized as a {0}",
Path.GetFileNameWithoutExtension(masterFileName));
break;
}
}
logger.Info(resultMessage, "Recognition Results");
}
}
catch (Exception ex)
{
logger.Info(ex.Message);
throw;
}
}
