124 lines
3.1 KiB
Bash
124 lines
3.1 KiB
Bash
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#!/bin/bash
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###############################################################################
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#
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# Script to recursively search a directory and batch convert all files of a given file type into another file
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# type via HandBrake conversion.
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#
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# To run in your environment set the variables: hbcli - Path to your HandBrakeCLI
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#
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# source_dir - Starting directory for recursive search
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#
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# input_file_type - Input file type to search for
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#
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# output_file_type - Output file type to convert into
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#
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#
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# Change log: 2012-01-08: Initial release. Tested on Mac OS X Lion.
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#
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###############################################################################
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function message {
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echo -e $1
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echo -e $idLog $(date --iso-8601=seconds) $1 >> $fichierLog
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}
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clear
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fichierLog=~/convertPDF.log
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fichiersATraiter=fichiersATraiter.lst
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idLog=$$-${uuidgen}
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message "==> Préparation de l'environnement..."
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date_en_cours=$(date +"%Y%m%d%H%M%S")
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source_dir=$(pwd)
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input_file_type=pdf
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output_file_type="new.pdf"
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declare -a mesFichiers
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# Construction d'un tableau des noms de fichiers
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i=0
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find "$source_dir" -type f -iname "*.$input_file_type" > $fichiersATraiter
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while read -e aLine
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do
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message "[NFO] $aLine"
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if [ ${#aLine} -ge 2 ]; then
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message " a traiter."
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mesFichiers[$i]=$aLine
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i=$(($i+1))
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fi
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done < $fichiersATraiter
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rm $fichiersATraiter
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message "==> Traitement des PDF en cours..."
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# Parcours du tableau
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nb_element=${#mesFichiers[*]}
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message "[NFO] Nombre de fichiers : $nb_element"
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for in_file in "${mesFichiers[@]}"
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do # Liste tous les éléments du tableau.
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message "[NFO] Nom du fichier : \"$in_file\""
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if [ ${#in_file} -ge 2 ]; then
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message "[NFO] Input \"$in_file\""
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# Replace the file type
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out_file=$(echo "$in_file"|sed "s/\(.*\.\)$input_file_type/\1$output_file_type/g")
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out_file_txt=$(echo "$in_file"|sed "s/\(.*\.\)$input_file_type/\1txt/g")
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message " [NFO] Output \"$out_file\""
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if [ "$in_file" != "$out_file" ]; then
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# explode to jpeg
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message "[NFO] PDFTOCAIRO : Création des fichiers JPG \"$in_file\""
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pdftocairo "$in_file" -jpeg
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message "[NFO] PDFTOTEXT : Extraction du texte dans \"$out_file_txt\""
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pdftotext "$in_file" "$out_file_txt"
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# OCR
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message " [NFO] TESSERACT : Détection par OCR des fichiers JPG"
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for i in *.jpg
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do
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tesseract -l fra "$i" "$i.ocr"
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cat "$i.ocr.txt" >> "$out_file.ocr.txt"
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rm "$i.ocr.txt"
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done
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# contact jpeg to pdf
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message "[NFO] CONVERT : Concatenation des JPG en PDF dans \"$out_file\""
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convert -verbose *.jpg "$out_file"
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message "[NFO] RM : Suppresison des JPG"
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rm -v *.jpg
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out_file=$(echo "$in_file"|sed "s/\(.*\.\)$input_file_type/\195_$output_file_type/g")
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out_file_txt=$(echo "$in_file"|sed "s/\(.*\.\)$input_file_type/\1txt/g")
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# pdftocairo "$in_file" -jpeg -jpegopt quality=95 convert *.jpg "$out_file" rm *.jpg
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message "[NFO] GS : Conversion (2eme méthode) du PDF"
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gs -dBATCH -dNOPAUSE -q -sDEVICE=pdfwrite -dPDFSETTINGS=/ebook -sOutputFile="$out_file.pdf" "$in_file"
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message "==> Finished "$out_file ""
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fi
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fi
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done
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message "==== DONE CONVERTING FILES ===="
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exit 0
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