eliminar la página vacía pdf
#!/bin/sh
IN="$1"
filename=$(basename "${IN}")
filename="${filename%.*}"
PAGES=$(pdfinfo "$IN" | grep ^Pages: | tr -dc '0-9')
non_blank() {
for i in $(seq 1 $PAGES)
do
PERCENT=$(gs -o - -dFirstPage=${i} -dLastPage=${i} -sDEVICE=inkcov "$IN" | grep CMYK | nawk 'BEGIN { sum=0; } {sum += $1 + $2 + $3 + $4;} END { printf "%.5f\n", sum } ')
if [ $(echo "$PERCENT > 0.001" | bc) -eq 1 ]
then
echo $i
#echo $i 1>&2
fi
echo -n . 1>&2
done | tee "${DIR}/$filename.tmp"
echo 1>&2
}
set +x
pdftk "${IN}" cat $(non_blank) output "${filename}_copy.pdf"
Bahriddin Mo'minov