1:
2:
3:
4:
5:
6:
7:
8:

            Process finereader = new Process();
            finereader.StartInfo.UseShellExecute = false;
            finereader.StartInfo.RedirectStandardOutput = true;
            finereader.StartInfo = new ProcessStartInfo("fineocr.exe");
            finereader.StartInfo.Arguments = "\"E://kontoauszug.png\" /lang Deutsch /send clipboard";
            finereader.StartInfo.WorkingDirectory = "C://ABBYY FineReader 8";
            finereader.Start();
            StreamReader sr = finereader.StandardOutput;                    

1:

finereader.StartInfo = new ProcessStartInfo("fineocr.exe");                    

1:

finereader.StartInfo.FileName="FineOCR.exe";                    

1:

finereader.StartInfo.WorkingDirectory = "C://ABBYY FineReader 8";                    

1:
2:
3:
4:
5:
6:
7:
8:
9:
10:
11:
12:
13:
14:
15:
16:
17:
18:
19:
20:
21:
22:
23:
24:
25:
26:
27:
28:
29:
30:
31:
32:
33:
34:
35:
36:
37:
38:
39:
40:

    public class OCRReader
    {

        public string FileName { get; private set; }

        Process p;

        public OCRReader(string fileName)
        {
            this.FileName = fileName;
        }

        public void ReadOCR()
        {
            p = new Process();
            p.StartInfo.WorkingDirectory = @"C:\Programme\ABBYY FineReader 8.0 Professional Edition";
            p.StartInfo.FileName = "FineOCR.exe";
            p.StartInfo.Arguments = string.Format("{0} /send WebBrowser ", this.FileName);
            p.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
            p.Start();
            
            FileSystemWatcher watcher = new FileSystemWatcher(Path.GetTempPath());
            watcher.EnableRaisingEvents = true;
            watcher.IncludeSubdirectories = true;
            watcher.Created += new FileSystemEventHandler(watcher_Created);

            p.WaitForExit();
        }

        private void watcher_Created(object sender, FileSystemEventArgs e)
        {
            Regex regex = new Regex(@"tmp.+?.htm");

            if (regex.IsMatch(e.Name))
            {
                //do anything with the file
                p.Kill();
            }
        }
    }                    

1:
2:
3:
4:
5:
6:

            lock (this)
            {
                finereader.Start();
                finereader.WaitForExit();
                return Clipboard.GetText();
            }                    

1:
2:

            while (Process.GetProcessesByName("FineOCR").Length > 0)
                Thread.Sleep(1000);                    

1:

tesseract.exe "C:\Temp\DemoPhoto.JPG" "C:\Temp\output.txt" -l eng                    

1:
2:
3:
4:
5:
6:
7:
8:
9:

Process p = new Process();
ProcessStartInfo info = new ProcessStartInfo();
info.FileName = "C:\\Programme\\Tesseract-OCR\\tesseract.exe";
info.Arguments = "\"C:\\Temp\\DemoPhoto.JPG\" \"C:\\Temp\\output.txt\" -l eng";
info.UseShellExecute = false;
info.CreateNoWindow = true;
p.StartInfo = info;
p.Start();
p.WaitForExit();                    

1:

p.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;                    

1:

p.StartInfo.CreateNoWindow= true;                    

1:

Usage:tesseract imagename outputbase [-l lang] [configfile [[+|-]varfile]...]