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Tips for Pdf

Reducing the size of a pdf file

Use Ghostscript with the following options:

:> gs -dBATCH -dNOPAUSE -q -sDEVICE=pdfwrite -sOutputFile=OUTPUT.pdf INPUT.pdf

Converting Eps to Pdf

Use epstopdf under linux

:> epstopdf plot.eps

Removing blank parts around a Pdf

Useful for figures. Use pdfcrop under linux

:> pdfcrop plot.pdf

Cutting and merging pdf files

The desired software is pdftk. For further information

:> man pdftk


  • Join in1.pdf and in2.pdf into a new PDF, out1.pdf
:> pdftk in1.pdf in2.pdf cat output out1.pdf
  • Remove page 13 from in1.pdf to create out1.pdf
:> pdftk in.pdf cat 1-12 14-end output out1.pdf
  • Rotate the first PDF page to 90 degrees clockwise
:> pdftk in.pdf cat 1E 2-end output out.pdf
  • Rotate an entire PDF document to 180 degrees
:> pdftk in.pdf cat 1-endS output out.pdf

Pdftk is available on Windows and Mac too