77 lines
2.7 KiB
Bash
77 lines
2.7 KiB
Bash
#!/bin/bash
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# Locale für Dezimalzahlen auf C setzen, damit Punkt als Dezimaltrennzeichen genutzt wird
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export LC_NUMERIC=C
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# Prüfen, ob alle Tools vorhanden sind
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for cmd in ffmpeg ffprobe jq gum id3v2; do
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command -v "$cmd" >/dev/null 2>&1 || {
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echo "Fehler: '$cmd' ist nicht installiert. Bitte installieren." >&2
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exit 1
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}
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done
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# Ungültige Zeichen in Dateinamen ersetzen (z. B. ":" durch "-")
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for f in *.m4b; do
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safe_name=$(echo "$f" | sed 's/[:\/\\<>*?"|]/-/g')
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if [[ "$f" != "$safe_name" ]]; then
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mv -- "$f" "$safe_name"
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echo "📁 Umbennen: '$f' → '$safe_name'"
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fi
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done
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track=1
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for i in *.m4b; do
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title=$(basename "$PWD" | cut -d ',' -f 1)
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full_file_path="$i"
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echo "🎧 Bearbeite Datei: $full_file_path"
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# Kapitel als JSON auslesen
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chapters_json=$(ffprobe -loglevel error -print_format json -show_chapters "$full_file_path")
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total_chapters=$(jq '.chapters | length' <<< "$chapters_json")
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echo "📚 Enthaltene Kapitel: $total_chapters"
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for (( idx=0; idx<total_chapters; idx++ )); do
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start=$(jq -r ".chapters[$idx].start_time" <<< "$chapters_json")
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end=$(jq -r ".chapters[$idx].end_time" <<< "$chapters_json")
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chapter=$(jq -r ".chapters[$idx].tags.title // \"Kapitel $((idx+1))\"" <<< "$chapters_json")
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duration=$(printf "%.3f" "$(echo "$end - $start" | bc -l)")
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# Kapitelname optional formatieren (z.B. Nummern nullpadden)
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chapter=$(sed -re ":r;s/\b[0-9]{1,$((1))}\b/0&/g;tr" <<< "$chapter")
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# base_name="${title} - ${chapter}"
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# zweistellige Tracknummer erzeugen
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track_padded=$(printf "%02d" "$track")
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safe_chapter=$(echo "$chapter" | sed 's/[:\/\\<>*?"|]/-/g')
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base_name="${track_padded} - ${safe_chapter}"
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# base_name="${track_padded} - ${chapter}"
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chapter_file="${base_name}.mp3"
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# Suffix anhängen bei Dopplungen
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suffix=1
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while [[ -e "$chapter_file" ]]; do
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chapter_file="${base_name}_(${suffix}).mp3"
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suffix=$((suffix + 1))
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done
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gum spin --title "Extrahiere Kapitel $((idx+1))/$total_chapters: $chapter" -- \
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ffmpeg -loglevel error -stats -ss "$start" -i "$full_file_path" -t "$duration" \
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-avoid_negative_ts make_zero -map 0:a:0 -codec:a libmp3lame -ar 44100 -b:a 192k \
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-metadata track="$track" "$chapter_file"
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id3v2 --song "$chapter" "$chapter_file"
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id3v2 --album "$title" "$chapter_file"
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id3v2 --track "$track" "$chapter_file"
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id3v2 --genre "Audiobooks" "$chapter_file"
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track=$((track + 1))
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done
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done
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gum style --foreground 10 --bold "✅ Alle Kapitel erfolgreich extrahiert und getaggt."
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