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Aspose.OCR  for .NET
Searchable PDF

Convert TIF to Searchable PDF in C#

Perform optical character recognition on TIF document and save text as TIF document using Aspose.OCR for .NET library.

How to convert TIF to Searchable PDF using C#

Aspose.OCR for .NET is a powerful yet easy-to-use and cost-effective library for converting TIF images to Searchable PDF documents. Supporting 26 languages based on Latin, Cyrillic and Chinese, its state-of-the-art optical character recognition engine provides superior recognition speed and accuracy, while isolating you from formulas, neural networks, and other complex technical details. It allows you to add OCR functionality to your .NET applications in less than 10 lines of code.

Aspose.OCR for .NET

processes scanned images or even smartphone photos in TIF format and creates TIF documents containing recognized text. To add it to your project, you just need to install the Aspose.OCR

NuGet

package in your project with the following command:

Package Manager Console Command


  PM> Install-Package Aspose.OCR

Steps to Convert TIF to Searchable PDF

With .NET OCR and just a few lines of code, you can create full-featured application that converts an TIF image to Searchable PDF document:

  • Create an instance of AsposeOcr class
  • Call AsposeOCR.RecognizeImage method
  • Pass the TIF file path as parameter
  • AsposeOCR.RecognizeImage returns a String or file of Searchable PDF type

System Requirements

Before running the example, make sure that .NET API compatible with NET Standard 2.0 specification is installed on your system and all external dependencies of Aspose.OCR package are referenced in your project.

  • NET Standard 2.0+ compatible solution
  • Aspose.OCR for .NET referenced in your project.

This sample code shows TIF to Searchable PDF .NET Conversion


// initialize an instance of AsposeOcr
AsposeOcr ocr = new AsposeOcr();
// recognize image
string riText = ocr.RecognizeImage("template.TIF");
// print text
File. File.WriteAllText("document.Searchable PDF", riText);
  • TIF What is TIF File Format

    TIFF or TIF, Tagged Image File Format, represents raster images that are meant for usage on a variety of devices that comply with this file format standard. It is capable of describing bilevel, grayscale, palette-color and full-color image data in several color spaces. It supports lossy as well as lossless compression schemes to choose between space and time for applications using the format. The format is extensible and has underwent several revisions that allows the inclusion of an unlimited amount of private or special-purpose information. The format is not machine dependent and is free from bounds like processor, operating system, or file systems.

    Read More

    Searchable PDF What is Searchable PDF File Format

    Searchable PDF files retain the original scanned image for viewing, as well as OCR text in a hidden layer that can be used for full-text searches within a document or highlighting text for copy and paste operations. Full OCR conversion to PDF, not including the original image, will never retain 100% of the original formatting, especially if the document has many images or a complex layout.

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