tesseract-pdf2text.sh

#!/bin/sh
if [ "$#" -lt 3 ]; then
  echo "Parameters: <input> <output> <3 chars language code> [startpage] [endpage]"
  exit 1
fi

params=''
if [ ! -z "$4" ]; then
    params=$params" -f $4"
fi
if [ ! -z "$5" ]; then
    params=$params" -l $5"
fi

pdftoppm -r 300 $params $1 $1
for i in `ls *.ppm`; do
    echo "OCR: "$i
    tesseract -l $3 $i stdout >> $2
done

rm *.ppm