#!/bin/bash

# Configure Output Modes
# Output to: screen / ebook / printer / prepress / default
OUTPUT=screen
DPI=200

# Get filename and extensions to vars
filename=$(basename "$1")
extension=${filename##*.}
filename=${filename%.*}

# Replace spaces with underscores
new_name=`echo $filename | tr [:space:] _`

# Generate gnome popup for information
#zenity --info --text "$new_name"

# Convert current $1 file to shrinked version
gs	-q -dNOPAUSE -dBATCH -dSAFER \
	-sDEVICE=pdfwrite \
	-dCompatibilityLevel=1.3 \
	-dPDFSETTINGS=/"$OUTPUT" \
	-dEmbedAllFonts=true \
	-dSubsetFonts=true \
	-dColorImageDownsampleType=/Bicubic \
	-dColorImageResolution=$DPI \
	-dGrayImageDownsampleType=/Bicubic \
	-dGrayImageResolution=$DPI \
	-dMonoImageDownsampleType=/Bicubic \
	-dMonoImageResolution=$DPI \
	-sOutputFile="$new_name"_shrink.pdf \
    "$1"

exit 0