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To use the tutorials below, you will need to have Adobe Acrobat installed. Below you’ll find some other options you can use to OCR a document.

#CONVERT PDF IMAGES INTO TEXT HOW TO#

We’ve included directions on how to use a tool called docdrop at the top of this article.

#CONVERT PDF IMAGES INTO TEXT PDF#

Someone who uses screen reader technology has indicated the PDF is difficult to read.

You can select text, but it is “garbled” or poorly formatted once you copy and paste it elsewhere.

You can select text, but it is difficult to get only the text you want.

You will need to apply OCR technology to your PDF if any of the following is true: If you can easily select a line of text and then copy and paste it elsewhere, and the pasted text is properly formatted, your PDF is OCR-optimized and you can start annotating. Working with OCR-optimized documents is a best practice whether or not you are annotating with Hypothesis. OCR-optimized documents are beneficial to blind and visually impaired readers, as OCR allows screen readers and other assistive technology to interact with the text. Web browsers and apps like Hypothesis need this machine-readable format in order to recognize and select text within the document.

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OCR, or Optical Character Recognition, is a process where software converts images of text into a machine-readable format.

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Download the resulting PDF and use it in Hypothesis.If your PDF already has selectable text but it is garbled, incomplete, or otherwise broken you can try the “Force OCR” button to create a new text layer in the document.Drag a file on to the docdrop page or click the docdrop page and select the file from your computer.If this is a sufficient technique for a success criterion, failing this test procedure does not necessarily mean that the success criterion has not been satisfied in some other way, only that this technique has not been successfully implemented and can not be used to claim conformance. Use a tool that exposes the document through the accessibilityĪPI and verify that all text was converted and is in the correct To open the PDF document and verify that all text was converted Use a tool that is capable of showing the converted content Is complete and in the correct reading order. Save the document as text and check that the converted text Read the PDF document with a screen reader or a tool that reads aloud, listening to hear that all text is read correctly PDF has been converted correctly, using one of the following ways: Test for accessibility: Advanced > Accessibility > Fullįor each page converted to text using OCR, ensure that the resulting Run Advanced > Accessibility > Add Tags to Document

#CONVERT PDF IMAGES INTO TEXT PRO#

Which can be corrected using Acrobat Pro touchup tools. Acrobat Pro presents each suspect one at a time, To fix the suspects, choose Document > OCR Text Recognition > Findįirst OCR Suspect. Text element that Acrobat suspects was not recognized correctly. Pro does not recognize is listed as an 'OCR suspect,' or Images of words and characters to actual text. This is important for ensuring accessibility.ĭepending on the resolution and how clear the text was, OCR converts In the next dialog, selectįormatted Text and Graphics in the PDF Output Style drop-down list. (or Current Page if you are converting only one page), and then select In the next dialog, select the All Pages radio button under Pages Text Recognition > Recognize Text Using OCR. Load the scanned document in Acrobat Acrobat Pro. Scan the document using as high a resolution as possible to improve That actual text is stored in the document, perform the following steps: This example uses a simple one-page scanned image of text.

See the list of other software tools in PDF Authoring Tools that Provide Accessibility Support. There are other software tools that perform similar functions. This example is shown with Adobe Acrobat Pro. Examples Example 1: Generating actual text rather than images of text using Adobe Acrobat Pro can then be used to create accessible Scanned images of text can be converted to PDF using optical character If authors do not have access to the source file and authoring tool, Office to author and convert content to PDF. Of text, using an authoring tool such as Microsoft Word or Oracle Open Select, edit, resize, or reflow text nor can they change text and backgroundĬolors and authors cannot manipulate the PDF for accessibility.įor these reasons, authors should use actual text rather than images Visual presentation interfering with its readability.Ī document that consists of scanned images of text is inherently inaccessibleīecause the content of the document is images, not searchable text.Īssistive technologies cannot read or extract the words users cannot

Is presented in such a manner that it can be perceived without its The intent of this technique is to ensure that visually rendered text

Convert pdf images into text