Music-DeDuper/deduper.sh
2025-02-23 02:09:23 +01:00

107 lines
2.3 KiB
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#!/bin/bash
LOGFILE="dupe_cleanup.log"
ARMED=false
if [[ "$1" == "--armed" ]]; then
ARMED=true
fi
log() {
echo "$1" | tee -a "$LOGFILE"
}
get_quality() {
file="$1"
bitrate=$(mediainfo --Output="Audio;%BitRate%" "$file" | awk '{print $1}')
bitdepth=$(mediainfo --Output="Audio;%BitDepth%" "$file" | awk '{print $1}')
bitrate=${bitrate:-0}
bitdepth=${bitdepth:-0}
echo "$bitrate $bitdepth"
}
echo "===============================" | tee -a "$LOGFILE"
log "Starting duplicate cleanup at $(date)"
if ! $ARMED; then
log "DRY-RUN MODE: No files will be renamed or deleted."
else
log "ARMED MODE: Files **will** be renamed and deleted!"
fi
echo "===============================" | tee -a "$LOGFILE"
find . -type f -regextype posix-extended -regex ".*\([0-9]\)\.flac" | while read -r dup_file; do
orig_file=$(echo "$dup_file" | sed -E 's/ \([0-9]+\)\.flac/.flac/')
candidates=()
if [[ -f "$orig_file" ]]; then
candidates+=("$orig_file")
fi
for n in {1..9}; do
candidate=$(echo "$orig_file" | sed "s/.flac$/ ($n).flac/")
if [[ -f "$candidate" ]]; then
candidates+=("$candidate")
fi
done
if [[ ${#candidates[@]} -le 1 ]]; then
continue
fi
best_file=""
best_bitrate=0
best_bitdepth=0
log "Checking duplicates for: $orig_file"
for file in "${candidates[@]}"; do
read bitrate bitdepth < <(get_quality "$file")
log " - Found: $file (Bitrate: $bitrate, Bitdepth: $bitdepth)"
if (( bitrate > best_bitrate )) || { (( bitrate == best_bitrate )) && (( bitdepth > best_bitdepth )); }; then
best_bitrate=$bitrate
best_bitdepth=$bitdepth
best_file="$file"
fi
done
log " -> Keeping: $best_file (Bitrate: $best_bitrate, Bitdepth: $best_bitdepth)"
if [[ "$best_file" != "$orig_file" ]]; then
log " * Would rename: $best_file -> $orig_file"
if $ARMED; then
mv "$best_file" "$orig_file"
fi
fi
for file in "${candidates[@]}"; do
if [[ "$file" != "$best_file" ]]; then
log " * Would delete: $file"
if $ARMED; then
rm "$file"
fi
fi
done
echo "" | tee -a "$LOGFILE"
done
log "Cleanup completed at $(date)"