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#!/bin/sh
# Requires ffmpeg
[ ! -f "$2" ] && printf "The first file should be the audio, the second should be the timecodes.\\n" && exit
echo "Enter the album/book title:"; read -r booktitle
echo "Enter the artist/author:"; read -r author
echo "Enter the publication year:"; read -r year
inputaudio="$1"
ext="${1##*.}"
# Get a safe file name from the book.
escbook="$(echo "$booktitle" | iconv -c -f UTF-8 -t ASCII//TRANSLIT | tr -d '[:punct:]' | tr '[:upper:]' '[:lower:]' | tr ' ' '-' | sed "s/-\+/-/g;s/\(^-\|-\$\)//g")"
! mkdir -p "$escbook" &&
echo "Do you have write access in this directory?" &&
exit 1
# Get the total number of tracks from the number of lines.
total="$(wc -l < "$2")"
cmd="ffmpeg -i \"$inputaudio\" -nostdin -y"
while read -r x;
do
end="$(echo "$x" | cut -d' ' -f1)"
file="$escbook/$(printf "%.2d" "$track")-$esctitle.$ext"
if [ -n "$start" ]; then
cmd="$cmd -metadata artist=\"$author\" -metadata title=\"$title\" -metadata album=\"$booktitle\" -metadata year=\"$year\" -metadata track=\"$track\" -metadata total=\"$total\" -ss \"$start\" -to \"$end\" -vn -c:a copy \"$file\" "
fi
title="$(echo "$x" | cut -d' ' -f2-)"
esctitle="$(echo "$title" | iconv -c -f UTF-8 -t ASCII//TRANSLIT | tr -d '[:punct:]' | tr '[:upper:]' '[:lower:]' | tr ' ' '-' | sed "s/-\+/-/g;s/\(^-\|-\$\)//g")"
track="$((track+1))"
start="$end"
done < "$2"
# Last track must be added out of the loop.
file="$escbook/$(printf "%.2d" "$track")-$esctitle.$ext"
cmd="$cmd -metadata artist=\"$author\" -metadata title=\"$title\" -metadata album=\"$booktitle\" -metadata year=\"$year\" -metadata track=\"$track\" -ss \"$start\" -vn -c copy \"$file\""
eval "$cmd"
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