/// <summary>
/// Execute OCR on a given image, this static member will process the image,
/// Safely open, execute and dispose a Tesseract Object and store the result
/// in a new OcrData object.
/// </summary>
/// <param name="original"> Image to be OCR-ed </param>
/// <param name="mode"> Accuracy setting </param>
/// <param name="lang"> Language of text for OCR Language Model </param>
/// <param name="enableTimer"> Measure the Scantime for Diagnostic purposes </param>
/// <returns> </returns>
public static OcrData Recognize(Bitmap original,
Accuracy mode = Accuracy.High,
string lang = "eng",
bool enableTimer = false)
{
Image<Bgra, byte> img = new Image<Bgra, byte>(original);
Image<Gray, byte> processed;
Tesseract.Charactor[] chars;
String text;
long confidence;
long scantime = Int64.MinValue;
using (OCR ocr = new OCR(mode, lang, enableTimer))
{
processed = ocr.Preprocess(img);
ocr.Scan(processed);
confidence = ocr.OverallCost();
chars = ocr.Charactors();
text = ocr.Text();
if (enableTimer)
{
scantime = ocr.Elapsed();
ocr.Stop();
}
}
img.Dispose();
if (scantime == Int64.MinValue)
{
return new OcrData(processed, chars, text, confidence);
}
return new OcrData(processed, chars, text, confidence, scantime);
}
/// <summary>
/// Execute OCR on a given image, this static member will process the image,
/// Safely open, execute and dispose a Tesseract Object and store the result
/// in a new OcrData object.
/// </summary>
/// <param name="original"> Image to be OCR-ed </param>
/// <param name="mode"> Accuracy setting </param>
/// <param name="lang"> Language of text for OCR Language Model </param>
/// <param name="enableTimer"> Measure the Scantime for Diagnostic purposes </param>
/// <returns> </returns>
public static OcrData Recognize(Bitmap original,
Accuracy mode = Accuracy.High,
string lang = "eng",
bool enableTimer = false)
{
Image<Bgra, byte> img = new Image<Bgra, byte>(original);
Image<Gray, byte> processed;
Tesseract.Charactor[] chars;
String text;
long confidence;
long scantime = Int64.MinValue;
using (OCR ocr = new OCR(mode, lang, enableTimer))
{
processed = ocr.Preprocess(img);
ocr.Scan(processed);
confidence = ocr.OverallCost();
chars = ocr.Charactors();
text = ocr.Text();
if (enableTimer)
{
scantime = ocr.Elapsed();
ocr.Stop();
}
}
img.Dispose();
if (scantime == Int64.MinValue)
{
return new OcrData(processed, chars, text, confidence);
}
return new OcrData(processed, chars, text, confidence, scantime);
}
