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OCRmyPDF.sh: minor changes

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fritz-hh
2013-04-19 23:00:00 +02:00
parent 4f65a31eba
commit f3e581d162
1 changed files with 16 additions and 12 deletions
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OCRmyPDF.sh
+16 -12
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@@ -15,14 +15,6 @@ IMG_PREPROCESS="0" # 0=none
# 2=full preprocessing for OCR, but only deskew in final PDF
# 3=full preprocessing
# Initialize path to temporary files
tmp="./tmp"
FILE_SIZE_PAGES="$tmp/page-sizes.txt" # size in pt of the respective page of the input PDF file
FILES_OCRed_PDFS="${tmp}/*-ocred.pdf" # string matching all 1 page PDF files that need to be merged
FILE_OUTPUT_PDF="${tmp}/ocred.pdf" # name of the OCRed PDF file before conversion to PDF/A
FILE_OUTPUT_PDFA="${tmp}/ocred-pdfa.pdf" # name of the final PDF/A file
FILE_VALIDATION_LOG="${tmp}/pdf_validation.log" # log file containing the results of the validation of the PDF/A file
# check if the required utilities are installed
! which gs > /dev/null && echo "Please install ghostcript. Exiting..." && exit 1
! which identify > /dev/null && echo "Please install ImageMagick. Exiting..." && exit 1
@@ -32,6 +24,17 @@ FILE_VALIDATION_LOG="${tmp}/pdf_validation.log" # log file containing the result
! which unpaper > /dev/null && echo "Please install unpaper. Exiting..." && exit 1
! which tesseract > /dev/null && echo "Please install tesseract and tesseract-data. Exiting..." && exit 1
# Initialize path to temporary files
tmp="./tmp"
FILE_SIZE_PAGES="$tmp/page-sizes.txt" # size in pt of the respective page of the input PDF file
FILES_OCRed_PDFS="${tmp}/*-ocred.pdf" # string matching all 1 page PDF files that need to be merged
FILE_OUTPUT_PDF="${tmp}/ocred.pdf" # name of the OCRed PDF file before conversion to PDF/A
FILE_OUTPUT_PDFA="${tmp}/ocred-pdfa.pdf" # name of the final PDF/A file
FILE_VALIDATION_LOG="${tmp}/pdf_validation.log" # log file containing the results of the validation of the PDF/A file
# delete tmp files
rm -r -f "${tmp}"
mkdir -p "${tmp}"
@@ -124,13 +127,14 @@ done < "$FILE_SIZE_PAGES"
# concatenate all pages
echo "Output file: Concatenating all pages"
pdftk $FILES_OCRed_PDFS cat output "$FILE_OUTPUT_PDF"
# insert metadata
# insert metadata (copy metadata from input file)
#echo "Output file: Inserting metadata"
# TODO
# TODO (may work with pdftk update_info)
# convert the pdf file to match PDF/A format
echo "Output file: Conversion to PDF/A"
@@ -150,8 +154,8 @@ grep -i "Status.*Not well-formed" "$FILE_VALIDATION_LOG" && pdf_valid=0
[ $pdf_valid -eq 1 ] && echo "Output file: The generated PDF/A file is VALID" \
|| echo "Output file: The generated PDF/A file is INVALID"
# delete temporary files
if [ $KEEP_TMP -eq 0 ]; then