public static List<tessnet2_32::tessnet2.Word> DoOcrNormal(Bitmap image, string lang)
{
tessnet2_32::tessnet2.Tesseract ocr = new tessnet2_32::tessnet2.Tesseract();
ocr.Init(null, lang, false);
List<tessnet2_32::tessnet2.Word> result = ocr.DoOCR(image, Rectangle.Empty);
DumpResult(result);
return result;
}
static void Main32()
{
// Code usage sample
Ocr32 ocr = new Ocr32();
using(Bitmap bmp = new Bitmap(@"D:\temp\ocr\b1.bmp"))
{
tessnet2_32::tessnet2.Tesseract tessocr = new tessnet2_32::tessnet2.Tesseract();
tessocr.Init(null, "eng", false);
tessocr.GetThresholdedImage(bmp, Rectangle.Empty).Save("c:\\temp\\" + Guid.NewGuid() + ".bmp");
// Tessdata directory must be in the directory than this exe
Console.WriteLine("Multithread version");
ocr.DoOcrMultiThread(bmp, "eng");
Console.WriteLine("Normal version");
Ocr32.DoOcrNormal(bmp, "eng");
}
}
private static void Tesseract32()
{
Ocr32 ocr = new Ocr32();
Assert.NotNull(ocr);
using(Bitmap bmp = new Bitmap(pTestImagePath))
{
Assert.NotNull(bmp);
tessnet2_32::tessnet2.Tesseract tessocr = new tessnet2_32::tessnet2.Tesseract();
Assert.NotNull(tessocr);
tessocr.Init(null, "eng", false);
tessocr.GetThresholdedImage(bmp, Rectangle.Empty).Save(FileUtils.CombineWinPath(pTempDirectory, Guid.NewGuid().ToString()) + ".bmp");
ocr.DoOcrMultiThread(bmp, "eng");
List<tessnet2_32::tessnet2.Word> words = Ocr32.DoOcrNormal(bmp, "eng");
Assert.NotNull(words);
}
}
public void DoOcrMultiThread(Bitmap image, string lang)
{
tessnet2_32::tessnet2.Tesseract ocr = new tessnet2_32::tessnet2.Tesseract();
ocr.Init(null, lang, false);
// If the OcrDone delegate is not null then this'll be the multithreaded version
ocr.OcrDone = new tessnet2_32::tessnet2.Tesseract.OcrDoneHandler(Finished);
// For event to work, must use the multithreaded version
// ReSharper disable RedundantDelegateCreation
ocr.ProgressEvent += new tessnet2_32::tessnet2.Tesseract.ProgressHandler(OcrProgressEvent);
// ReSharper restore RedundantDelegateCreation
mEvent = new ManualResetEvent(false);
ocr.DoOCR(image, Rectangle.Empty);
// Wait here it's finished
mEvent.WaitOne();
}
private static void InitTesseract32()
{
pOcr = new Ocr32();
pTesseract = new tessnet2_32::tessnet2.Tesseract();
((tessnet2_32::tessnet2.Tesseract)pTesseract).Init(null, "eng", false);
}
