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 void MapDriversLicenseDataTest()
{
var data = new OCRRawDataModel {
DataList = new List <OCRRawDataModel.RawDataItem>()
};
#region create DataList
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "NEW",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "JERSEY",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "Il",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "'\"",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "AUTO",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "DRIVER",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "LICENSE",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "....",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "{gg}",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "x9000",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "99090",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "90909",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "D",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "···",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "mm",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "05-20-1956",
LineIndex = 1
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "BOAT",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "05-20-2010",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "c><~",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "05-20-2014",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "LAST",
LineIndex = 4
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "NAME",
LineIndex = 4
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "SUFIX",
LineIndex = 4
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "FIRST",
LineIndex = 5
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "MIDDLE",
LineIndex = 5
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "123",
LineIndex = 6
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "NORTH",
LineIndex = 6
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "STATE",
LineIndex = 6
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "STREET",
LineIndex = 6
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "TRENTON",
LineIndex = 7
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "NJ",
LineIndex = 7
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "08655-1234",
LineIndex = 7
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "um",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "NONE",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "¥",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "num",
LineIndex = 0
});
data.DataList.Add(new OCRRawDataModel.RawDataItem
{
Value = "NONE",
LineIndex = 0
});
#endregion create DataList
var mapper = new IdentificationCardMapper();
var results = mapper.MapDriversLicenseData(data);
Assert.AreNotEqual(results, string.Empty);
}