Stack pdf together

$ pdfunite in1.pdf in2.pdf in3.pdf ou.pdf

Extract all pages of a pdf

$ pdftk input.pdf burst

Remove the last page of a PDF

$ pdftk inputFile.pdf cat 1-r2 output outputFile.pdf

Rotate pdf

$ pdftk in.pdf rotate 1-endeast output out.pdf
  • 1-end select all pages
  • east is the direction of the rotation (could be north, south, east, west, left, right, down)

Convert image to pdf

$ convert myImages*.jpg -density 150x150 -quality 50 -rotate 90 -compress jpeg output.pdf

A4 format:

$ convert image.jpg -page a4 output.pdf

Convert pdf to image

$ pdftoppm -png doc.pdf doc

Convert markdown to pdf

$ pandoc -f markdown in.md -V geometry:margin=0.2in -o out.pdf

Convert HTML to pdf

$ prince my.html -o my.pdf

This is not verry reliable, most of the time printing the page to pdf works better (with the right settings).

Wattermark pdf

watermark.pdf is a transparent pdf in the parent folder. This will add the watermark to all pdf and flattent the pdfs into images. The result will be in the final folder:

rm -rf marked final
mkdir marked
mkdir final
for f in ./*.pdf; do pdftk "$f" stamp ../watermark.pdf output "marked/$f"; done
for f in ./*.pdf; do gs -dSAFER -dBATCH -dNOPAUSE -dNOCACHE -sDEVICE=pdfwrite -dPreserveAnnots=false -sOutputFile="final/$f" "marked/$f" ; done