PDFium is an open-source software library for rendering Portable Document Format (PDF) files. Developed by Google, it is used in the Chrome browser and other products such as Adobe Acrobat, Foxit Reader, and Okular.
What is PDF?
PDF, or Portable Document Format, is a file format created by Adobe Systems in 1993 for document exchange. It is now an open standard widely used for documents such as brochures, manuals, and reports. PDF files can include text, images, and other multimedia elements and can be read on various devices and operating systems.
What is PDFium?
PDFium is a software library that allows developers to render PDF files. It is written in C++ and is designed to be fast, efficient, and easy to use. PDFium is based on the PDF specification and provides a full set of features for working with PDF files, including text and image extraction, text search, and form filling.
Why is PDFium Important?
PDFium is important because it allows developers to easily create applications that can read and display PDF files. It can be useful for various applications, such as document management systems, e-book readers, and online document viewers. Additionally, as open-source software, it enables developers to customize and extend the library’s functionality per their requirements.
How to Use PDFium?
To use PDFium, developers need to download the source code from the PDFium GitHub repository and build it on their system. Once built, the library can be integrated into an application using C++. The library provides a set of APIs for working with PDF files, including functions for opening and closing files, rendering pages, and extracting text and images.
What is the difference between PDFium and Adobe Acrobat?
PDFium is a software library that allows developers to render PDF files, while Adobe Acrobat is a commercial PDF reader and editor. Adobe Acrobat includes additional features such as editing and OCR functionality, while PDFium is focused solely on rendering PDF files.
Can PDFium be used on non-Windows platforms?
Yes, PDFium can be built and used on Windows, Linux, and macOS platforms.
Does PDFium support all PDF features?
Is PDFium a paid software?
No, PDFium is open-source software and is available for free.
In conclusion, PDFium is an open-source software library that allows developers to render Portable Document Format (PDF) files. It is important because it enables developers to easily create applications that can read and display PDF files. The library provides a set of APIs for working with PDF files, and it can be integrated into an application using C++ on Windows, Linux, and macOS platforms.
How does PDFium compare to other PDF libraries?
PDFium is considered one of the most widely-used and well-maintained open-source PDF libraries. It is based on the PDF specification and provides a full set of features for working with PDF files. Other popular PDF libraries include Poppler, MuPDF, and Ghostscript.
Can PDFium be used for commercial purposes?
Yes, PDFium is licensed under the BSD-3-Clause license, allowing commercial use.
Can PDFium be used to create PDF files?
No, PDFium is focused solely on rendering PDF files. To create PDF files, you need to use a different library or software such as Adobe Acrobat or iText.
Does PDFium support digital signatures?
Yes, PDFium supports digital signature validation and signing.
Can PDFium extract text and images from PDF files?
Yes, PDFium provides functions for extracting text and images from PDF files.
Is PDFium actively maintained?
Yes, PDFium is actively maintained by Google and the open-source community. New releases and updates are regularly made available on the PDFium GitHub repository.