GhostScript-PDF-compression-GUI/Ghostscript_PDF_Compression.sh at main · ColorMan777/GhostScript-PDF-compression-GUI · GitHub

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#!/bin/bash

if chemin=$(zenity --file-selection --file-filter="*.pdf" --title="Choose a PDF file to compress")

    then
        if mode=$(zenity --entry --title="Compression Mode" --text="Please choose a compression mode" --entry-text="Default" "Screen (72dpi)" "Ebook (150dpi)" "Prepress (300dpi)" "Printer (300dpi)" )
        then


        filename_base=$(basename -- "$chemin") #new file name creation
        filename="${filename_base%.*}"
        path=$(dirname -- "$chemin")
        slash="/"
        suffix="_compressed.pdf"
        new_path=$path$slash$filename$suffix


        if [ "$mode" = "Default" ] #condiion to set the compression mode
        then
            gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/default -dNOPAUSE -dQUIET -dBATCH -sOutputFile="$new_path" "$chemin" | zenity --progress --pulsate --auto-close

        fi

        if [ "$mode" = "Screen (72dpi)" ]
        then
            gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/screen -dNOPAUSE -dQUIET -dBATCH -sOutputFile="$new_path" "$chemin" | zenity --progress --pulsate --auto-close
        fi

        if [ "$mode" = "Ebook (150dpi)" ]
        then
            gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/ebook -dNOPAUSE -dQUIET -dBATCH -sOutputFile="$new_path" "$chemin" | zenity --progress --pulsate --auto-close
        fi

        if [ "$mode" = "Prepress (300dpi)" ]
        then
            gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/prepress -dNOPAUSE -dQUIET -dBATCH -sOutputFile="$new_path" "$chemin" | zenity --progress --pulsate --auto-close
        fi

        if [ "$mode" = "Printer (300dpi)" ]
        then
            gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/printer -dNOPAUSE -dQUIET -dBATCH -sOutputFile="$new_path" "$chemin" | zenity --progress --pulsate --auto-close
        fi


        fi

fi