#!/bin/bash while [ $# -gt 0 ]; do ffmpeg -i "$1" 2> tmp.txt while read -r first _ _ start _ end; do if [[ $first = Chapter ]]; then read # discard line with Metadata: read _ _ chapter ffmpeg -vsync 2 -i "$1" -ss "${start%?}" -to "$end" -vn -ar 44100 -ac 2 -ab 128 -f mp3 "$chapter.mp3" </dev/null fi done <tmp.txt rm tmp.txt shift done

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