private void DeletePageFromMasterForm(int pagenumber, FormRecognitionAttributes form)
{
FormRecognitionEngine recognitionEngine = SetupRecognitionEngine();
recognitionEngine.OpenMasterForm(form);
recognitionEngine.DeleteMasterFormPage(form, pagenumber);
recognitionEngine.CloseMasterForm(form);
}
public FormRecognitionAttributes CreateMasterForm(string name)
{
FormRecognitionOptions options = new FormRecognitionOptions();
FormRecognitionEngine recognitionEngine = SetupRecognitionEngine();
FormRecognitionAttributes attributes = recognitionEngine.CreateMasterForm(name, new Guid(), options);
recognitionEngine.CloseMasterForm(attributes);
return(attributes);
}
internal DiskMasterFormsCategoryExample(IMasterFormsRepository repository, string name, string path, IMasterFormsCategory parent)
{
_repository = repository;
_name = name;
_parent = parent;
_path = path;
_recognitionEngine = new FormRecognitionEngine();
_childCategories = new MasterFormsCategoryCollection();
_masterForms = new MasterFormCollection();
}
public void AddPageToMasterForm(RasterImage image, FormRecognitionAttributes attributes, int pageIndex, PageRecognitionOptions pageOptions)
{
try
{
FormRecognitionEngine recognitionEngine = SetupRecognitionEngine();
recognitionEngine.OpenMasterForm(attributes);
recognitionEngine.InsertMasterFormPage(pageIndex, attributes, image, pageOptions, null);
recognitionEngine.CloseMasterForm(attributes);
}
catch (Exception ex)
{
throw;
}
}
private FormRecognitionEngine SetupRecognitionEngine()
{
FormRecognitionEngine recognitionEngine = null;
IOcrEngine ocrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD, false);
ocrEngine.Startup(null, null, null, null);
try
{
if (recognitionEngine == null)
{
recognitionEngine = new FormRecognitionEngine();
}
//Add appropriate object managers to recognition engine
recognitionEngine.ObjectsManagers.Clear();
//if (_menuItemDefaultManager.Checked)
//{
// DefaultObjectsManager defaultObjectManager = new DefaultObjectsManager();
// recognitionEngine.ObjectsManagers.Add(defaultObjectManager);
//}
//if (_menuItemOCRManager.Checked && ocrEngine.IsStarted)
//{
OcrObjectsManager ocrObejectManager = new OcrObjectsManager(ocrEngine);
ocrObejectManager.Engine = ocrEngine;
recognitionEngine.ObjectsManagers.Add(ocrObejectManager);
//}
//if (_menuItemBarcodeManager.Checked && barcodeEngine != null)
//{
// BarcodeObjectsManager barcodeObjectManager = new BarcodeObjectsManager(barcodeEngine);
// barcodeObjectManager.Engine = barcodeEngine;
// recognitionEngine.ObjectsManagers.Add(barcodeObjectManager);
//}
}
catch (Exception exp)
{
//Messager.ShowError(this, exp);
throw;
}
return(recognitionEngine);
}
private bool StartUpEngines()
{
try
{
RecognitionEngine = new FormRecognitionEngine();
ProcessingEngine = new FormProcessingEngine();
StartUpRasterCodecs();
StartUpOcrEngine();
//StartUpBarcodeEngine();
//StartupTwain();
FilledChar = OcrEngine.ZoneManager.OmrOptions.GetStateRecognitionCharacter(OcrOmrZoneState.Filled);
UnfilledChar = OcrEngine.ZoneManager.OmrOptions.GetStateRecognitionCharacter(OcrOmrZoneState.Unfilled);
return(true);
}
catch (Exception ex)
{
logger.Error(ex, $"Error starting engines");
return(false);
}
}
private void AddMasterFormPages(RasterImage imagesToAdd, DiskMasterForm currentform, string folderName)
{
try
{
DiskMasterForm currentMasterForm = currentform;
FormRecognitionAttributes attributes = currentMasterForm.ReadAttributes();
FormPages formPages = currentMasterForm.ReadFields();
RasterImage formImage = currentMasterForm.ReadForm();
for (int i = 0; i < imagesToAdd.PageCount; i++)
{
//Add each new page to the masterform by creating attributes for each page
imagesToAdd.Page = i + 1;
AddPageToMasterForm(imagesToAdd.Clone(), attributes, -1, null);
}
//Add image
if (formImage != null)
{
formImage.AddPages(imagesToAdd.CloneAll(), 1, imagesToAdd.PageCount);
}
else
{
formImage = imagesToAdd.CloneAll();
}
//Only add processing pages for the new pages
if (formPages != null)
{
for (int i = 0; i < imagesToAdd.PageCount; i++)
{
formPages.Add(new FormPage(formPages.Count + 1, imagesToAdd.XResolution, imagesToAdd.YResolution));
}
}
else
{
//No processing pages exist so we must create them
FormRecognitionEngine recognitionEngine = SetupRecognitionEngine();
FormProcessingEngine tempProcessingEngine = new FormProcessingEngine();
tempProcessingEngine.OcrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD, false);
//tempProcessingEngine.BarcodeEngine = barcodeEngine;
for (int i = 0; i < recognitionEngine.GetFormProperties(attributes).Pages; i++)
{
tempProcessingEngine.Pages.Add(new FormPage(i + 1, imagesToAdd.XResolution, imagesToAdd.YResolution));
}
formPages = tempProcessingEngine.Pages;
}
//FormField newField = null;
//AnnHiliteObject newObject = new AnnHiliteObject();
//newField = new TextFormField();
//newField.Name = "test";
//newField.Bounds = new LogicalRectangle(50, 50, 50, 50, LogicalUnit.Pixel);
//FormField newField1 = null;
//AnnHiliteObject newObject1 = new AnnHiliteObject();
//newField1 = new OmrFormField();
//newField1.Name = "test1";
//newField1.Bounds = new LogicalRectangle(50, 50, 50, 50, LogicalUnit.Pixel);
//newObject.Tag = newField;
//newObject1.Tag = newField1;
//FormField currentField = newObject.Tag as FormField;
//FormField currentField1 = newObject1.Tag as FormField;
//formPages[0].Add(currentField);
//formPages[0].Add(currentField1);
currentMasterForm.WriteForm(formImage);
currentMasterForm.WriteAttributes(attributes);
currentMasterForm.WriteFields(formPages);
DBHelper.UpdateTifPageCount(formImage.PageCount.ToString(), folderName);
}
catch (Exception ex)
{
throw;
}
}
public MasterForm(string name, RasterImage image, FormRecognitionAttributes attr, FormRecognitionEngine engine)
{
_image = image;
_attributes = attr;
attr.Image = Image;
_properties = engine.GetFormProperties(attr);
_properties.Name = name;
_processingPages = null;
_isDirty = false;
}
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;
}
}
