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luca-c-xcv/1.pdfuseful.md

Last active February 25, 2022 12:54
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PDF: Useful
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2.Merge.md

Merge PDFs

Requires

  • poppler-utils package: sudo apt install poppler-utils

Execution

  • merge pdf: pdfunite <pdf-files> <output-file>.pdf (the list of PDFs must be ordered in ascending order)
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3.quality.md

Change PDF quality

Requires

  • Ghostscript tool: sudo apt install ghostscript

Execution

gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/<type> -dNOPAUSE -dQUIET -dBATCH -sOutputFile=<output-path>.pdf <input-path>.pdf

type

  • screen: 72 dpi
  • ebook: 150 dpi
  • prepress: 300 dpi
  • printer: 300 dpi
  • default
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4.img2pdf.md

Images to PDF

Requires

  • ImageMagick tool: sudo apt install imagemagick

Execution

convert ./*.<ext> <output>.pdf

ext

ext represents the extantion of images such as jpg, png and so on

(for more options run convert -h)

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5.extractpages.md

Extract pages from a PDF

Requires

  • PDFtk tool: sudo snap install pdftk

Execution

pdftk <input-path-file>.pdf cat <page-range> output <output-path-file>.pdf

page-range

page range represents a page range or a single, e.g. '1-7' extracts pages 1 through 7 or '5' extracts only page 5

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