Распознавание MICR E-13B символов в изображении в .NET
17 февраля 2022
/// <summary> /// Recognizes MICR E-13B characters from image using Tesseract OCR engine. /// </summary> /// <param name="filename">The name of file, which stores images with MICR E-13B characters.</param> public static void RecognizeMicrE13BCharactersUsingTesseractOCR(string filename) { // create an image collection using (Vintasoft.Imaging.ImageCollection images = new Vintasoft.Imaging.ImageCollection()) { // add images from file to the image collection images.Add(filename); System.Console.WriteLine("Create Tesseract OCR engine..."); // create the Tesseract OCR engine using (Vintasoft.Imaging.Ocr.Tesseract.TesseractOcr tesseractOcr = new Vintasoft.Imaging.Ocr.Tesseract.TesseractOcr()) { System.Console.WriteLine("Initialize OCR engine..."); // init the Tesseract OCR engine for recognition of MICR E-13B characters tesseractOcr.Init(new Vintasoft.Imaging.Ocr.OcrEngineSettings(Vintasoft.Imaging.Ocr.OcrLanguage.MICR)); // for each image in image collection foreach (Vintasoft.Imaging.VintasoftImage image in images) { System.Console.WriteLine("Recognize the image..."); // recognize text in image Vintasoft.Imaging.Ocr.Results.OcrPage ocrResult = tesseractOcr.Recognize(image); // output the recognized text System.Console.WriteLine("Page Text:"); System.Console.WriteLine(ocrResult.GetText()); System.Console.WriteLine(); } // shutdown the Tesseract OCR engine tesseractOcr.Shutdown(); } // free images images.ClearAndDisposeItems(); } }