public string GetState(OCRRawDataModel.RawDataItem value)
{
if (DataConstants.usStateAbbriviations.Contains(value.Value))
{
return(value.Value);
}
return(string.Empty);
}
public object Any(OCRRequest request)
{
OCRResponse myResponse = new OCRResponse();
if (request.Base64UploadFile == null || string.IsNullOrWhiteSpace(request.Base64UploadFile.ToString()))
{
myResponse.jsonResponse = "There was no file attached or no file name was specified.";
return(myResponse);
}
try
{
// get the image data and save to local storage
string base64ImgStr = request.Base64UploadFile.ToString().Split(',')[1];
byte[] tmpBytes = Convert.FromBase64String(base64ImgStr);
Image image = (Bitmap)((new ImageConverter()).ConvertFrom(tmpBytes));
// now do the OCR junk here
var ocr = new Tesseract();
ocr.SetVariable("tessedit_char_whitelist", "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-.,/");
ocr.Init(@"C:\source\innovation\Content\tessdata", "eng", false);
var resizedImage = (Bitmap)Resize(image, (3000), (3000), false);
resizedImage.SetResolution(300, 300);
var blackAndWhiteImage = BlackAndWhite(resizedImage, new Rectangle(0, 0, resizedImage.Width, resizedImage.Height));
var result = ocr.DoOCR(blackAndWhiteImage, Rectangle.Empty);
OCRRawDataModel dataItems = new OCRRawDataModel();
dataItems.DataList = new List <OCRRawDataModel.RawDataItem>();
foreach (Word word in result)
{
var item = new OCRRawDataModel.RawDataItem();
item.Value = word.Text;
item.Confidence = (int)word.Confidence;
item.LineIndex = word.LineIndex;
dataItems.DataList.Add(item);
}
var mapper = new IdentificationCardMapper();
var mappedObjects = mapper.MapDriversLicenseData(dataItems);
myResponse.jsonResponse = JsonConvert.SerializeObject(mappedObjects);
// cleanup
image.Dispose();
resizedImage.Dispose();
ocr.Dispose();
}
catch (Exception ex)
{
// i don't know what to do here...
myResponse.jsonResponse = ex.Message;
}
return(myResponse);
}
public DateTime GetBirthday(OCRRawDataModel.RawDataItem value)
{
DateTime date;
var tempDate = value.Value.Replace("O", "0");
var isValidDate = DateTime.TryParse(tempDate, out date);
if (isValidDate && ((DateTime.Now.Year - date.Year) > 16))
{
return(date);
}
return(DateTime.MinValue);
}
