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DocumentConverterPreprocessor Class

Summary

Manages the pre-processing options of the document converter.

Syntax
C#
C++/CLI
Java
Python
public class DocumentConverterPreprocessor 
public ref class DocumentConverterPreprocessor 
public class DocumentConverterPreprocessor 
class DocumentConverterPreprocessor: 
Remarks

DocumentConverterPreprocessor manages the pre-processing options of the document converter and can be accessed through the Preprocessor property of DocumentConverter.

This class contains the following members:

Member Description

Deskew

Automatically correct the skew angle if found in pages.

Orient

Automatically correct the orientation of rotated pages.

Invert

Automatically correct inverted pages.

Example
C#
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Document.Writer; 
using Leadtools.Svg; 
using LeadtoolsExamples.Common; 
using Leadtools.Document; 
using Leadtools.Caching; 
using Leadtools.Annotations.Engine; 
using Leadtools.Ocr; 
using Leadtools.Document.Converter; 
using Leadtools.Annotations.Rendering; 
 
public void DocumentConverterPreprocessorExample() 
{ 
   using (DocumentConverter documentConverter = new DocumentConverter()) 
   { 
      documentConverter.Diagnostics.EnableTrace = true; 
 
      documentConverter.Preprocessor.Deskew = true; 
      var inFile = Path.Combine(ImagesPath.Path, @"ocr1.tif"); 
      var outFile = Path.Combine(ImagesPath.Path, @"oc1deskew.tif"); 
      var format = RasterImageFormat.Tif; 
      var jobData = DocumentConverterJobs.CreateJobData(inFile, outFile, format); 
      jobData.JobName = "conversion job"; 
 
      var job = documentConverter.Jobs.CreateJob(jobData); 
      documentConverter.Jobs.RunJob(job); 
 
      if (job.Status == DocumentConverterJobStatus.Success) 
      { 
         Console.WriteLine("Success"); 
      } 
      else 
      { 
         Console.WriteLine("{0} Errors", job.Status); 
         foreach (var error in job.Errors) 
         { 
            Console.WriteLine("  {0} at {1}: {2}", error.Operation, error.InputDocumentPageNumber, error.Error.Message); 
         } 
      } 
   } 
} 
Requirements

Target Platforms

Help Version 22.0.2023.5.10
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Leadtools.Document.Converter Assembly

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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.