static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.TextExtractor instance
TextExtractor extractor = new TextExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
extractor.OCRLanguageDataFolder = @"c:\Program Files\Bytescout PDF Extractor SDK\net2.00\tessdata";
// Load sample PDF document
extractor.LoadDocumentFromFile("sample_ocr.pdf");
// Apply predefined profiles
extractor.Profiles = "scanned, no-layout";
// Extract text to file
extractor.SaveTextToFile("result1.txt");
extractor.Reset();
// Load another document
extractor.LoadDocumentFromFile("sample_ocr.pdf");
// Load and apply custom profiles
extractor.LoadProfiles("profiles.json");
extractor.Profiles = "keep-formatting, ocr-forced-200dpi";
// Extract text to file
extractor.SaveTextToFile("result2.txt");
extractor.Dispose();
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.TextExtractor instance
TextExtractor extractor = new TextExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample scanned document
extractor.LoadDocumentFromFile("InvoiceWithNoise.png");
// Enable Optical Character Recognition (OCR)
// in .Auto mode (SDK automatically checks if needs to use OCR or not)
extractor.OCRMode = OCRMode.Auto;
// Set the location of OCR language data files
extractor.OCRLanguageDataFolder = @"c:\Program Files\Bytescout PDF Extractor SDK\ocrdata_best\";
// Set OCR language
extractor.OCRLanguage = "eng"; // "eng" for english, "deu" for German, "fra" for French, "spa" for Spanish etc - according to files in "ocrdata" folder
// Find more language files at https://github.com/bytescout/ocrdata
// Set PDF document rendering resolution
extractor.OCRResolution = 300;
// Add profiles to fix issues with date.
// To deal with wrong V in dates you can use a regular expression. The following will replace only V characters which are located between numbers:
extractor.LoadProfiles("profiles.json");
extractor.Profiles = "ocr-dateIssue";
// Save extracted text to file
extractor.SaveTextToFile("output.txt");
// Cleanup
extractor.Dispose();
// Open result document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("output.txt");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
