Use pdf parsing to read string text, image data in PDF files

Pdf parsing can be used to read string text and image data in PDF files. Apache PDFbox is an open source, Java-based tool library that supports PDF document generation. It can be used to create new PDF documents, modify existing PDF documents, and extract the required content from PDF documents. Apache PDFBox also includes several command line tools.

Apache PDFBox has the following main features:

PDF read, create, print, convert, verify, merge and split features.

(1) Read text data

There is no special need to explain the text, that is, to get the start page and end page of the PDF text, and get all the text of the PDF directly through the getText function.

(2) Get the middle picture of the PDF

Use pdf parsing to read string text, image data in PDF files

Save the captured image object in PDF to another PDF

This method can take out the image object PDImageXObject in the source PDF, and then can perform related processing on the object. This code realizes inserting each extracted image object into a blank PDF document.


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