Shortcut for compressing PDF files. Put this file in a directory that is in your $PATH. Then execute `pdfcompress -h` in your terminal for usage info.

pdfcompress

#!/bin/bash

function myHelp () {
cat <<-END
Compresses a PDF file. 
The output file will be named "inputfile_compressed.pdf".

Usage:
------
    pdfcompress <QUALITY> <PDF_FILE>

    QUALITY can be one out of [screen, ebook, printer, prepress]
    PDF_FILE is the input file


Options:
--------
    -h | --help    Display this help

END
}

if [ -z "$1" ]; then
  myHelp
  exit;
else
      case "$1" in
          -h | --help)
              myHelp
              exit
              ;;
      esac 
  # done 
fi

# /// MAIN FUNCTION /// #
gs \
	-dNOPAUSE \
	-dBATCH \
	-sDEVICE=pdfwrite \
	-dPrinted=false \
	-dCompatibilityLevel=1.4 \
	-dPDFSETTINGS=/${1} \
	-dDownsampleColorImages=true \
	-dColorImageResolution=150 \
	-sOutputFile="${2%.pdf}_compressed.pdf" \
	"${2}"