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#!/usr/bin/with-contenv bash
export LC_ALL=C.UTF-8
export LANG=C.UTF-8
TITLESHORT="APP"
ScriptVersion="1.00"
SECONDS=0
set -e
set -o pipefail
touch "/config/scripts/logs/readarr-pp.txt"
chmod 666 "/config/scripts/logs/readarr-pp.txt"
exec &> >(tee -a "/config/scripts/logs/readarr-pp.txt")
echo "Processing: $1"
Clean () {
if [ $(find "$1" -type f -regex ".*/.*\.\(\m4b|flac\|mp3\|m4a\|alac\|ogg\|opus\)" | wc -l) -gt 0 ]; then
find "$1" -type f -not -regex ".*/.*\.\(flac\|mp3\|m4a\|alac\|ogg\|opus\)" -delete
find "$1" -mindepth 2 -type f -exec mv "{}" "$1"/ \;
find "$1" -mindepth 1 -type d -delete
else
echo "ERROR: NO AUDIO FILES FOUND" && exit 1
fi
}
Clean "$1"
echo "Creating Chapters File and File list for FFMPEG processing..."
if [ $(find "$1" -type f -iname "*.mp3" | wc -l) -gt 0 ]; then
OLDIFS="$IFS"
IFS=$'\n'
files="$(ls -1v "$1"/*.mp3)"
start=0
chapterNumber=0
concatFileNames=""
ffmpegMetadata=""
chapterFile="$1/chapters.txt"
fileList="$1/list.txt"
for i in $(echo "$files"); do
chapterNumber=$(( $chapterNumber + 1))
if [ -z "$ffmpegMetadata" ]; then
ffmpegMetadata=$(ffmpeg -i "$i" -f ffmetadata -v quiet -)
echo "$ffmpegMetadata" >> $chapterFile
echo "" >> $chapterFile
fi
#echo "start :: $start"
echo "[CHAPTER]" >> $chapterFile
echo "TIMEBASE=1/1000" >> $chapterFile
echo "START=$start" >> $chapterFile
seconds=$(sox "$i" -n stat |& head -2 | tail -1 | grep -o '[[:digit:]]*' | head -1)
seconds=$(( $seconds * 1000 ))
end=$(( $start + $seconds - 1 ))
#echo "seconds :: $seconds"
#echo "end :: $end"
echo "END=$end" >> $chapterFile
echo "title=Chapter \#$chapterNumber" >> $chapterFile
echo "" >> $chapterFile
start=$(( $end + 1 ))
echo "file '$i'" >> $fileList
done
IFS="$OLDIFS"
ffmpeg -f concat -safe 0 -i "$fileList" -i "$chapterFile" -map_metadata 1 -vn -acodec copy "$1/output.mp4"
mv "$1/output.mp4" "$1/audiobook.m4b"
find "$1" -type f -iname "*.mp3" -delete
rm "$chapterFile"
rm "$fileList"
fi
duration=$SECONDS
echo "Post Processing Completed in $(($duration / 60 )) minutes and $(($duration % 60 )) seconds!"
exit