A METHOD FOR IDENTIFYING PDF DOCUMENT

摘要

The present invention discloses a method for identifying PDF document. wherein, it comprises the following steps: S1: analyzing the path objects in the PDF document, and identifying the forms in PDF document; S2: analyzing the text objects outside the form regions in the PDF document, and recognizing the text contents in the PDF document; S3: writing the identified results into a temporary file, or writing them into the PDF document as an attachment. The method for identifying PDF document provided by the present invention could identify the tables, the paragraphs, titles, the tabulations and so on in the PDF document, thereby, the PDF document can be edited with the paragraph as a unit, and be tagged conveniently to confirm the reading order, so as to facilitate the reading of people with visual impairment; in the same time, it also can derive document in other forms according to the identified results, which thereby greatly facilitates users to read and edit the PDF document.

主权项

1. A method for identifying PDF document, wherein, comprising the following steps:
S1: Analyzing the path objects in the PDF document, and identifying the table in the PDF document; S2: analyzing the text objects outside the form regions in the PDF document, and recognizing the text content in the PDF document; S3: Writing the identified results into a temporary file, or writing them into the PDF document as an attachment.