tldr/pages/common/cpdf.md

cpdf

CLI to manipulate existing PDF files in a variety of ways. Homepage: https://www.coherentpdf.com/cpdfmanual/cpdfmanual.html.

• Select pages 1, 2, 3 and 6 from source document and write those to a destination document:

cpdf {{path/to/source_document.pdf}} 1-3,6 -o {{path/to/destination_document.pdf}}

• Merge two documents into a new one:

cpdf -merge {{path/to/source_document_one.pdf}} {{path/to/source_document_two.pdf}} -o {{path/to/destination_document.pdf}}

• Show the bookmarks of a document:

cpdf -list-bookmarks {{path/to/document.pdf}}

• Split a document into ten-page chunks, writing them to chunk001.pdf, chunk002.pdf, etc:

cpdf -split {{path/to/document.pdf}} -o {{path/to/chunk%%%.pdf}} -chunk 10

• Encrypt a document using 128bit encryption, providing fred as owner password and joe as user password:

cpdf -encrypt 128bit fred joe {{path/to/source_document.pdf}} -o {{path/to/encrypted_document.pdf}}

• Decrypt a document using the owner password fred:

cpdf -decrypt {{path/to/encrypted_document.pdf}} owner=fred -o {{path/to/decrypted_document.pdf}}

• Show the annotations of a document:

cpdf -list-annotations {{path/to/document.pdf}}

• Create a new document, with metadata, based on an existing one:

cpdf -set-metadata {{path/to/metadata.xml}} {{path/to/source_document.pdf}} -o {{path/to/destination_document.pdf}}