string[] IOcrSoftware.ProcessImage(OcrProcessOptions options)
{
using (ProcessWrapper proc = new ProcessWrapper())
{
// If there is no custom directory
if (string.IsNullOrEmpty(options.SoftwarePath))
{
proc.WorkingDirectory = Path.Combine(Utilities.GetWorkingDirectory(), "tesseract");
}
else
{
proc.WorkingDirectory = options.SoftwarePath;
}
proc.FileName = Path.Combine(proc.WorkingDirectory, "tesseract.exe");
proc.Arguments = string.Format("\"{0}\" \"{1}\" -psm 6 quiet", options.ImagePath, options.AnalyzedFileDestinationPath);
proc.StartAndWait();
}
// Correct txt path for tesseract (it will append .txt under windows always)
string analyzedFile = options.AnalyzedFileDestinationPath + ".txt";
return File.ReadAllLines(analyzedFile);
}
string[] IOcrSoftware.ProcessImage(OcrProcessOptions options)
{
using (Process proc = new Process())
{
proc.EnableRaisingEvents = false;
proc.StartInfo.UseShellExecute = false;
proc.StartInfo.CreateNoWindow = true;
// If there is no custom directory
if (string.IsNullOrEmpty(options.SoftwarePath))
{
proc.StartInfo.WorkingDirectory = Path.Combine(Utilities.GetWorkingDirectory(), "tesseract");
}
else
{
proc.StartInfo.WorkingDirectory = options.SoftwarePath;
}
proc.StartInfo.FileName = Path.Combine(proc.StartInfo.WorkingDirectory, "tesseract.exe");
proc.StartInfo.Arguments = options.ImagePath + " " + options.AnalyzedFileDestinationPath + " -psm 6 quiet";
proc.Start();
proc.WaitForExit();
}
// Correct txt path for tesseract (it will append .txt under windows always)
string analyzedFile = options.AnalyzedFileDestinationPath + ".txt";
return File.ReadAllLines(analyzedFile);
}
private string[] AnalyzeSinglepageTiff(string singlepageTiffFileName, OcrProcessOptions options)
{
using (Process proc = new Process())
{
proc.EnableRaisingEvents = false;
proc.StartInfo.UseShellExecute = false;
proc.StartInfo.CreateNoWindow = true;
// If there is no custom directory
if (string.IsNullOrEmpty(options.SoftwarePath))
{
proc.StartInfo.WorkingDirectory = Path.Combine(Utilities.GetWorkingDirectory(), "cuneiform");
}
else
{
proc.StartInfo.WorkingDirectory = options.SoftwarePath;
}
proc.StartInfo.FileName = Path.Combine(proc.StartInfo.WorkingDirectory, "cuneiform.exe");
string singlepageTiffAnalyzedFile = Path.Combine(Path.GetDirectoryName(options.AnalyzedFileDestinationPath), Path.GetFileName(singlepageTiffFileName) + ".txt");
proc.StartInfo.Arguments = "-l ger --singlecolumn -o " + singlepageTiffAnalyzedFile + " " + singlepageTiffFileName;
proc.Start();
proc.WaitForExit();
string[] lines = File.ReadAllLines(singlepageTiffAnalyzedFile);
TryDeleteFile(singlepageTiffFileName);
TryDeleteFile(singlepageTiffAnalyzedFile);
return lines;
}
}
string[] IOcrSoftware.ProcessImage(OcrProcessOptions options)
{
List<string> analyzedLines = new List<string>();
foreach (string singlepageTiffFileName in SplitMultipageTiff(options.ImagePath))
{
analyzedLines.AddRange(AnalyzeSinglepageTiff(singlepageTiffFileName, options));
}
// Finally write all analyzed lines to the desired path
File.WriteAllLines(options.AnalyzedFileDestinationPath + ".txt", analyzedLines);
return analyzedLines.ToArray();
}
string[] IOcrSoftware.ProcessImage(OcrProcessOptions options)
{
return new string[0];
}
private void ProcessNewImage(FileInfo file)
{
EnsureDirectoriesExist();
string analyseFileName = DateTime.Now.ToString("yyyyMMddHHmmssffff");
string archivedFilePath = Path.Combine(_archivePath.FullName, analyseFileName + ".tif");
// Moves the file to a different location, and throws if it failed.
MoveFileTo(file, archivedFilePath);
List<string> analyzedLines = new List<string>();
Stopwatch swParse = new Stopwatch();
string[] parsedLines = null;
try
{
OcrProcessOptions options = new OcrProcessOptions();
options.SoftwarePath = _configuration.OCRSoftwarePath;
options.AnalyzedFileDestinationPath = Path.Combine(_analysisPath.FullName, Path.GetFileNameWithoutExtension(file.FullName));
options.ImagePath = file.FullName;
Logger.Instance.LogFormat(LogType.Trace, this, Properties.Resources.OcrSoftwareParseBegin, file.FullName);
swParse.Start();
parsedLines = _ocrSoftware.ProcessImage(options);
swParse.Stop();
Logger.Instance.LogFormat(LogType.Trace, this, Properties.Resources.OcrSoftwareParseEndSuccess, swParse.ElapsedMilliseconds);
}
catch (Exception ex)
{
swParse.Stop();
Logger.Instance.LogFormat(LogType.Error, this, Properties.Resources.OcrSoftwareParseEndFail);
Logger.Instance.LogException(this, ex);
// Abort parsing
return;
}
ReplaceDictionary replDict = _configuration.ReplaceDictionary;
foreach (string preParsedLine in parsedLines)
{
analyzedLines.Add(replDict.ReplaceInString(preParsedLine));
}
Operation operation = null;
Stopwatch sw = Stopwatch.StartNew();
try
{
Logger.Instance.LogFormat(LogType.Trace, this, "Begin parsing incoming operation...");
string[] lines = analyzedLines.ToArray();
if (IsTestFax(lines))
{
sw.Stop();
Logger.Instance.LogFormat(LogType.Trace, this, "Operation is a test-fax. Parsing is skipped.");
}
else
{
operation = _parser.Parse(lines);
sw.Stop();
Logger.Instance.LogFormat(LogType.Trace, this, "Parsed operation in '{0}' milliseconds.", sw.ElapsedMilliseconds);
// If there is no timestamp, use the current time. Not too good but better than MinValue :-/
if (operation.Timestamp == DateTime.MinValue)
{
Logger.Instance.LogFormat(LogType.Warning, this, "Could not parse timestamp from the fax. Using the current time as the timestamp.");
operation.Timestamp = DateTime.Now;
}
Dictionary<string, object> ctxParameters = new Dictionary<string, object>();
ctxParameters["ArchivedFilePath"] = archivedFilePath;
ctxParameters["ImagePath"] = file.FullName;
AlarmSourceEventArgs args = new AlarmSourceEventArgs(operation);
args.Parameters = ctxParameters;
// Raise event...
OnNewAlarm(args);
}
}
catch (Exception ex)
{
sw.Stop();
Logger.Instance.LogFormat(LogType.Warning, this, "An exception occurred while processing the alarmfax!");
Logger.Instance.LogException(this, ex);
}
}
private void ProcessNewImage(FileInfo file)
{
EnsureDirectoriesExist();
string analyseFileName = DateTime.Now.ToString(AnalyzedFileNameFormat);
string archivedFilePath = Path.Combine(_archivePath.FullName, analyseFileName + ArchivedFilePathExtension);
MoveFileTo(file, archivedFilePath);
string[] parsedLines = null;
try
{
OcrProcessOptions options = new OcrProcessOptions();
options.SoftwarePath = _configuration.OCRSoftwarePath;
options.AnalyzedFileDestinationPath = Path.Combine(_analysisPath.FullName, Path.GetFileNameWithoutExtension(file.FullName));
options.ImagePath = file.FullName;
Logger.Instance.LogFormat(LogType.Trace, this, Properties.Resources.OcrSoftwareParseBegin, file.FullName);
Stopwatch swParse = Stopwatch.StartNew();
parsedLines = _ocrSoftware.ProcessImage(options);
swParse.Stop();
Logger.Instance.LogFormat(LogType.Trace, this, Properties.Resources.OcrSoftwareParseEndSuccess, swParse.ElapsedMilliseconds);
}
catch (Exception ex)
{
Logger.Instance.LogFormat(LogType.Error, this, Properties.Resources.OcrSoftwareParseEndFail);
Logger.Instance.LogException(this, ex);
return;
}
IList<string> analyzedLines = new List<string>();
ReplaceDictionary replDict = _configuration.ReplaceDictionary;
foreach (string preParsedLine in parsedLines)
{
analyzedLines.Add(replDict.ReplaceInString(preParsedLine));
}
Operation operation = null;
try
{
Logger.Instance.LogFormat(LogType.Trace, this, Properties.Resources.BeginParsingIncomingOperation);
string[] lines = analyzedLines.ToArray();
if (!_serviceProvider.GetService<IAlarmFilter>().QueryAcceptSource(string.Join(" ", lines)))
{
return;
}
Stopwatch sw = Stopwatch.StartNew();
operation = _parser.Parse(lines);
sw.Stop();
Logger.Instance.LogFormat(LogType.Trace, this, Properties.Resources.ParsingOperationCompleted, sw.ElapsedMilliseconds);
// If there is no timestamp, use the current time. Not too good but better than MinValue :-/
if (operation.Timestamp == DateTime.MinValue)
{
Logger.Instance.LogFormat(LogType.Warning, this, Properties.Resources.ParsingTimestampFailedUsingCurrentTime);
operation.Timestamp = DateTime.Now;
}
IDictionary<string, object> ctxParameters = new Dictionary<string, object>();
ctxParameters[ContextParameterKeys.ArchivedFilePath] = archivedFilePath;
ctxParameters[ContextParameterKeys.ImagePath] = file.FullName;
AlarmSourceEventArgs args = new AlarmSourceEventArgs(operation);
args.Parameters = ctxParameters;
OnNewAlarm(args);
}
catch (Exception ex)
{
Logger.Instance.LogFormat(LogType.Warning, this, Properties.Resources.ProcessNewImageError);
Logger.Instance.LogException(this, ex);
}
}
