Installing Poppler on macOS using Homebrew
To install Poppler on macOS, you can use Homebrew, a popular package manager for macOS. Here are the steps to install Poppler using Homebrew:
$ brew install poppler
Once Poppler is installed, you can use various utilities that come with it to manipulate PDFs and images. Here are some of the utilities that are included with Poppler:
pdftohtml
pdftohtml is a utility that converts PDF files to HTML. It can be used to extract text and images from a PDF file and save them as an HTML file. Here is an example of how to use pdftohtml:
$ pdftohtml input.pdf output.html
pdftoppm
pdftoppm is a utility that converts a PDF file to an image. It can be used to extract individual pages of a PDF file as images. Here is an example of how to use pdftoppm:
$ pdftoppm -png input.pdf output
This will create a series of PNG files named output-000.png, output-001.png, etc., each containing a single page of the PDF file.
pdfimages
pdfimages is a utility that extracts images from a PDF file. It can be used to extract all images from a PDF file or to extract a specific image by its page number and image index. Here is an example of how to use pdfimages:
$ pdfimages -all input.pdf output
This will extract all images from the PDF file and save them as individual image files in the current directory.
pdffonts
pdffonts is a utility that lists all the fonts used in a PDF file. It can be used to check if a PDF file uses any non-embedded fonts. Here is an example of how to use pdffonts:
$ pdffonts input.pdf
pdfdetach
pdfdetach is a utility that extracts attachments from a PDF file. It can be used to extract files that have been embedded in a PDF file. Here is an example of how to use pdfdetach:
$ pdfdetach input.pdf
pdfinfo
pdfinfo is a utility that displays information about a PDF file. It can be used to check the metadata of a PDF file, such as the title, author, and creation date. Here is an example of how to use pdfinfo:
$ pdfinfo input.pdf
In this article, we have covered how to install Poppler on macOS using Homebrew and how to use various utilities that come with Poppler to manipulate PDFs and images. These utilities include pdftohtml, pdftoppm, pdfimages, pdffonts, pdfdetach, and pdfinfo. By using these utilities, you can extract text, images, and metadata from PDF files, as well as extract attachments and convert PDF files to images.