PDF to PDF using PHP
The PHP library for manipulating PDF documents.
PDF to PDF features
The PHP SDK for manipulating PDF documents.
File conversion library for PHP
ConvertAPI provides a PHP library that allows you to perform a PDF to PDF conversion with just a few lines of code. Convert PDF to PDF documents using PHP programming language with no effort at all!
composer require convertapi/convertapi-php
Or install it manually using ConvertApi autoloader:
require_once('/path/to/convertapi-php/lib/ConvertApi/autoload.php');
How To Convert PDF to PDF using PHP?
You can convert PDF to PDF in a few simple steps:
- Obtain your secret key by signing up for a free account.
- Install the ConvertAPI library for PHP
- Set up the PDF to PDF conversion using our live demo tool
- Copy-paste the auto-generated code snippet into your project!
PDF to PDF - complete code snippet for PHP
Once you have your authentication in place, simply copy-paste this pdf to pdf conversion code snippet into your PHP project:
Try the conversion online - no coding required!
You can try out advanced conversion parameters and test the conversion result online using our interactive demo tool. This tool will produce the same conversion output as if you were using the library from your solution, and it will auto-generate the code snippet for you!
Try for FREE!Conversion parameters
Embed fonts in PDF.
Include in the output PDF document only the font characters that are used in the original document.
Sets the Subset Fonts threshold. If the percentage of used characters, compared with total characters of the particular font, exceeds this threshold, the entire font is embedded.
Set PDF version.
Values: 1.2 1.3 1.4 1.5 1.6 1.7 1.8 2.0
Set PDF resolution.
Provide a value to customize the PDF title. Otherwise, the default document title will be used. Use single quotes and a space (' ') to remove the title.
Provide a value to customize the PDF subject. Otherwise, the default document subject will be used. Use single quotes and a space (' ') to remove the subject.
Provide a value to customize the PDF author. Otherwise, the default document author will be used. Use single quotes and a space (' ') to remove the author.
Provide a value to customize the PDF keywords. Otherwise, the default document keywords will be used. Use single quotes and a space (' ') to remove the keywords.
Set the page number at which the PDF document should open.
Set the default zoom percentage for when you open PDF files .
Values: Default ActualSize FitPage FitWidth FitHeight FitVisible 25 50 75 100 125 150 200 400 800 1600 2400 3200 6400
Automatically rotate pages based on the orientation of the text. By Page option will rotate each page based on the direction of the text on that page. All option will rotate all pages in the document based on the orientation of the majority of text.
Values: Disabled ByPage All
Set PDF color space.
Values: Default RGB CMYK Gray