/// <summary>
/// Reason : To get Text from image
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
public string ExtractTextFromImage(string fileName)
{
try
{
GC.WaitForPendingFinalizers();
string ExtractedTest = "";
string filePath = fileName.Trim() != "" ? @fileName : @"C:\Users\Cuelogic\Desktop\sample images\Untitled.png";
Document doc = new Document();
doc.Create(filePath);
Thread.Sleep(500);
try
{
Thread.BeginCriticalRegion();
doc.OCR(MiLANGUAGES.miLANG_ENGLISH, true, true);
}
catch (Exception) { return(""); }
MODI.Image modiImage = (doc.Images[0] as MODI.Image);
ExtractedTest = modiImage.Layout.Text;
doc.Close();
Thread.EndCriticalRegion();
return(ExtractedTest);
}
catch (Exception)
{
return("");
}
finally
{
GC.Collect();
}
}
/// <summary>
/// Reason : To get Text from image
/// </summary>
/// <param name="fileName">Input file name</param>
/// <returns>Return Text from image</returns>
public string ExtractTextFromImage(string fileName)
{
try
{
if (string.IsNullOrWhiteSpace(fileName))
{
return(null); //"File name can not be null";
}
string extractedText = "";
Document doc = new Document();
GC.WaitForPendingFinalizers();
doc.Create(fileName);
Thread.Sleep(500);
try
{
Thread.BeginCriticalRegion();
doc.OCR(MiLANGUAGES.miLANG_ENGLISH, true, true);
}
catch (Exception) { return(""); }
MODI.Image modiImage = (doc.Images[0] as MODI.Image);
extractedText = modiImage.Layout.Text;
doc.Close();
Thread.EndCriticalRegion();
return(extractedText);
}
catch (Exception)
{
return(null);
}
finally
{
GC.Collect();
}
}
// Document is Extract the text from Image.
private string ExtractTextFromImage(string filePath, string language)
{
Document modiDocument = new Document();
modiDocument.Create(filePath);
modiDocument.OCR(MiLANGUAGES.miLANG_ENGLISH);
MODI.Image modiImage = (modiDocument.Images[0] as MODI.Image);
string extractedText = modiImage.Layout.Text;
modiDocument.Close();
return(extractedText);
}
string GetText(string Filepath)
{
string imageText = "INVALID";
int numTries = 0;
modiDoc.Create(Filepath);
while (numTries <= 5 && imageText == "INVALID")
{
try
{
modiDoc.OCR(MiLANGUAGES.miLANG_ENGLISH);
modiImage = (MODI.Image)modiDoc.Images[0];
imageText = modiImage.Layout.Text;
}
catch
{
switch (numTries)
{
case 0:
//increase contrast
break;
case 1:
//invert colors
break;
case 2:
break;
case 3:
break;
case 4:
break;
default:
break;
}
numTries++;
}
}
return(imageText);
}
private string ExtractTextFromImageBasic(string filePath)
{
Document modiDocument = new Document();
modiDocument.Create(filePath);
modiDocument.OCR(MiLANGUAGES.miLANG_ENGLISH);
MODI.Image modiImage = (modiDocument.Images[0] as MODI.Image);
string extractedText = modiImage.Layout.Text;
modiDocument.Close();
int index = (int)extractedText.IndexOf("No") + 3;
extractedText = extractedText.Substring(index, 10);
return(extractedText);
}
private string ExtractTextFromImage(string filePath)
{
Bitmap bmp = new Bitmap(filePath);
string croppedImageFile = "", resizeImageFile = "";
try
{
// 1: (319 x 200), (190, 107, 50, 15)
//bmp = bmp.Clone(new Rectangle(190, 107, 50, 15), System.Drawing.Imaging.PixelFormat.DontCare);
//filePath = "C:\\Users\\Kullanici\\Desktop\\Image\\Kart\\1.bmp";
// Sample 2: (455x 313), (261, 197, 80, 17)
bmp = bmp.Clone(new Rectangle(261, 197, 80, 17), System.Drawing.Imaging.PixelFormat.DontCare);
//bmp = Resize(bmp);
croppedImageFile = "C:\\Users\\Kullanici\\Desktop\\Image\\Kart\\2.bmp";
resizeImageFile = "C:\\Users\\Kullanici\\Desktop\\Image\\Kart\\22.bmp";
bmp.Save(croppedImageFile);
Resize(croppedImageFile, resizeImageFile, 20);
//bmp = (Bitmap)Bitmap.FromFile(resizeImageFile);
//bmp = SetGrayscale(bmp);
//bmp = RemoveNoise(bmp);
//filePath = "C:\\Users\\Kullanici\\Desktop\\Image\\Kart\\2.bmp";
//bmp.Save(resizeImageFile);
}
catch (Exception ex) { string se = ex.ToString(); }
//filePath = VaryQualityLevel(filePath);
Document modiDocument = new Document();
modiDocument.Create(resizeImageFile);
modiDocument.OCR(MiLANGUAGES.miLANG_SYSDEFAULT); // hata veriyor.
MODI.Image modiImage = (modiDocument.Images[0] as MODI.Image);
string extractedText = modiImage.Layout.Text;
modiDocument.Close();
return(extractedText);
} // ExtractTextFromImage
private string OCR(string fileToOCR)
{
MODI.Document md = new MODI.Document();
md.Create(fileToOCR);
md.OCR(MODI.MiLANGUAGES.miLANG_ENGLISH, true, true);
MODI.Image img = (MODI.Image)md.Images[0];
MODI.Layout layout = img.Layout;
layout = img.Layout;
string result = layout.Text;
md.Close(false);
return(result);
}
private string ExtractTextFromImage()
{
string filePath = "";
OpenFileDialog ofd = new OpenFileDialog();
ofd.Multiselect = false;
if (ofd.ShowDialog() == DialogResult.OK)
{
filePath = ofd.FileName;
}
else
{
return("");
}
Document modiDocument = new Document();
modiDocument.Create(filePath);
modiDocument.OCR(MiLANGUAGES.miLANG_ENGLISH);
MODI.Image modiImage = (modiDocument.Images[0] as MODI.Image);
string extractedText = modiImage.Layout.Text;
modiDocument.Close();
return(extractedText);
}
public ScanVisitorVM ScanDetails(string item)
{
var modiDocument = new Document();
var rootImagePath = System.Web.HttpContext.Current.Server.MapPath(@"~/images");
var filePath = string.Format("{0}\\VisitorIdentityImages\\{1}", rootImagePath, item);
modiDocument.Create(filePath);
modiDocument.OCR(MiLANGUAGES.miLANG_ENGLISH);
MODI.Image modiImage = (modiDocument.Images[0] as MODI.Image);
var actualtText = modiImage.Layout.Text;
var extractedText = modiImage.Layout.Text.Replace(Environment.NewLine, "<br />").Trim(new char[] { '\\' });
string[] resultSplitted = extractedText.Split('>');
if (objScannedData.Nationality != null)
{
var data = _genericSer.LookUpValues.GetAll().Where(x => x.LookUpValue == objScannedData.Nationality).FirstOrDefault();
if (data != null)
{
objScannedData.NationalityId = data.Id;
}
else
{
objScannedData.NationalityId = 38;
}
}
if (extractedText.Contains("United Arab Emêrates") || extractedText.Contains("United Arab Emirates") ||
extractedText.Contains("Idenmy Card"))
//Front page of emirates id card
{
objScannedData.TypeOfCard = "Emirates Id";
if (resultSplitted.Length >= 4 && !string.IsNullOrEmpty(resultSplitted[3]))
{
objScannedData.IDNumber = resultSplitted[3].Replace("<br /", "").Replace(" ", "");
}
if (resultSplitted.Length >= 6 && !string.IsNullOrEmpty(resultSplitted[5]))
{
objScannedData.VisitorName = resultSplitted[5].Replace("<br /", "").Replace("Name:", "").Replace("Name", "");
//.Replace(" ", "")
}
if (resultSplitted.Length >= 8 && !string.IsNullOrEmpty(resultSplitted[7]))
{
objScannedData.Nationality = resultSplitted[7].Replace("<br /", "").Replace("NaonahIy:", "").Replace("Nationality:", "").Replace(" ", "");
}
}
else if (extractedText.Contains("Date of Birth") || extractedText.Contains("Dale B.rlh"))
{
objScannedData.TypeOfCard = "Emirates Id";
//Back page of emirates id card
if (resultSplitted.Length >= 1 && !string.IsNullOrEmpty(resultSplitted[0]))
{
// resultSplitted[0].Split(' ')[5][0] 48 '0' char
if (resultSplitted[0].Contains(":") && !resultSplitted[0].Contains("Dale B.rlh"))
{
objScannedData.Gender = resultSplitted[0].Split(':')[1];
objScannedData.DateOfBirth = resultSplitted[0].Split(':')[2].Replace("<br /", " ").Replace("Date of Birth", " ").Replace("j1", "").Replace(" ", "");
}
else
{
objScannedData.Gender = resultSplitted[0].Split(' ')[1];
objScannedData.DateOfBirth = (resultSplitted[0].Split(' ')[5][0].ToString() + resultSplitted[0].Split(' ')[5][1].ToString()
+ "/" + resultSplitted[0].Split(' ')[5][3].ToString() + resultSplitted[0].Split(' ')[5][4].ToString()
+ "/" + resultSplitted[0].Split(' ')[5][6].ToString() + resultSplitted[0].Split(' ')[5][7].ToString()
+ resultSplitted[0].Split(' ')[5][8].ToString()
+ resultSplitted[0].Split(' ')[5][9].ToString());
}
}
}
else if (extractedText.Contains("License No"))
//Driving licence
{
objScannedData.TypeOfCard = "License";
if (resultSplitted.Length >= 4 && !string.IsNullOrEmpty(resultSplitted[3]))
{
objScannedData.LienceNo = resultSplitted[16].Replace("License No.", "").Replace("<br /", "");
}
}
else //visiting card
{
objScannedData.CompanyName = "";
//logic to retrieve email address
foreach (var curreIitem in extractedText.Split('<'))
{
if (curreIitem.Contains("@") || curreIitem.ToLower().Contains("email"))
{
objScannedData.EmailAddress = curreIitem
.Replace("br />", "")
.Replace(":", "")
.Replace("—", "")
.Replace("Email", "").Replace("email", "")
.Replace(" ", "");
break;
}
}
//logic to retrieve contact number
foreach (var curreIitem in extractedText.Split('<'))
{
if (curreIitem.Contains("+") || curreIitem.ToLower().Contains("tel") ||
curreIitem.ToLower().Contains("cell") || curreIitem.ToLower().Contains("mob"))
{
objScannedData.ContactNumber = curreIitem.Replace("br />", "")
.Replace(":", "")
.Replace("Tel", "").Replace("tel", "")
.Replace("Mob", "").Replace("mob", "")
.Replace("Cell", "").Replace("cell", "")
.Replace(" ", "");
break;
}
}
}
objScannedData.CompanyName = "For Testing";
modiDocument.Close();
return(objScannedData);
}
private void scan_button_Click(object sender, EventArgs e)
{
// Create a DeviceManager instance
var deviceManager = new DeviceManager();
// Create an empty variable to store the scanner instance
DeviceInfo firstScannerAvailable = null;
// Loop through the list of devices to choose the first available
for (int i = 1; i <= deviceManager.DeviceInfos.Count; i++)
{
// Skip the device if it's not a scanner
if (deviceManager.DeviceInfos[i].Type != WiaDeviceType.ScannerDeviceType)
{
continue;
}
firstScannerAvailable = deviceManager.DeviceInfos[i];
break;
}
// Connect to the first available scanner
var device = firstScannerAvailable.Connect();
// Select the scanner
var scannerItem = device.Items[1];
// Retrieve a image in JPEG format and store it into a variable
var imageFile = (ImageFile)scannerItem.Transfer(FormatID.wiaFormatPNG);
// Save the image in some path with filename
var path = @"./img/scan.png";
if (File.Exists(path))
{
System.GC.Collect();
System.GC.WaitForPendingFinalizers();
File.Delete(path);
}
// Save image !
imageFile.SaveFile(path);
Bitmap imagen = new Bitmap(path);
// pictureBox1.Image = (System.Drawing.Image) imagen;
//I did this because there was a process using the file , so the image could not be deleted
using (FileStream stream = new FileStream(path, FileMode.Open, FileAccess.Read))
{
pictureBox1.Image = System.Drawing.Image.FromStream(stream);
stream.Dispose();
}
Document MyVariable = new Document();
MyVariable.Create(path);
MyVariable.OCR(MODI.MiLANGUAGES.miLANG_SPANISH, true, true);
MODI.Image image2 = (MODI.Image)MyVariable.Images[0];
Layout layout = image2.Layout;
string str = "";
foreach (Word word in layout.Words)
{
str += word.Text + " ";
}
richTextBox1.Text = str;
fillRegistroForm(str);
}
internal List <Entity> extractERDDiagram(string path, out string message)
{
message = string.Empty;
if (string.IsNullOrEmpty(path))
{
message = "Must select a file";
return(null);
}
List <Entity> entities = new List <Entity>();
string extension = Path.GetExtension(path);
//Parsing From Image
if (extension == ".jpg" || extension == ".jpeg" || extension == ".png" || extension == ".bmp")
{
Document modiDocument = new Document();
modiDocument.Create(path);
modiDocument.OCR(MiLANGUAGES.miLANG_ENGLISH);
MODI.Image modiImage = (modiDocument.Images[0] as MODI.Image);
string extractedText = modiImage.Layout.Text;
modiDocument.Close();
entities.Add(parseStringToEntity(extractedText));
}
else if (extension == ".vdx")
{
//MS VISIO XML Parsing
XDocument xdoc = XDocument.Load(path);
var elements = xdoc.Elements().Elements();
XName pageXName = XName.Get("Page", "http://schemas.microsoft.com/visio/2003/core");
var pages = elements.Elements(pageXName);
foreach (XElement page in pages)
{
XName shapeXName = XName.Get("Shape", "http://schemas.microsoft.com/visio/2003/core");
var shapes = from shape in page.Elements().Elements(shapeXName)
where shape.Attribute("Type").Value == "Group"
select shape;
foreach (XElement shape in shapes)
{
try
{
Entity entity = new Entity();
var shapeShapes = shape.Elements();
List <XElement> textShapes = shapeShapes.Elements(shapeXName).ToList();
XName textXName = XName.Get("Text", "http://schemas.microsoft.com/visio/2003/core");
XName cpXName = XName.Get("Text", "http://schemas.microsoft.com/visio/2003/core");
string tableName = textShapes[0].Elements(textXName).SingleOrDefault().Value;
string columns = textShapes[1].Elements(textXName).SingleOrDefault().Value;
entity.Name = tableName.Replace("\n", "");
entity.Attributes = parseStringToAttributes(columns);
entities.Add(entity);
}
catch { }
}
}
}
else
{
message = "File format invalid!";
return(null);
}
return(entities);
}
