zdv2.bktei.com Git - BK-2020-03.git/blob

1 #!/bin/bash

2 # Desc: Split an audio file by chapter

3 # Depends: ffmpeg, jq

4 # Version: 0.0.1

5 # Ref/Attrib: [1] Hasan Arous. MIT license. https://unix.stackexchange.com/a/612124

6 # [2] John Smith. https://unix.stackexchange.com/a/712600

 in="$1";

 out="$2";

10 splits="";

11 n=0;

12 while read start end title; do

     newTitle="$(echo "$title" | sed "s/ /_/g")";

     newTitle="$(printf "%02d..%s" "$n" "$newTitle")";

     splits="$splits -c copy -ss $start -to $end $out/$newTitle.m4b";

16 ((n++));

 done <<< $(ffprobe -i "$in" -print_format json -show_chapters \

18 | jq -r '.chapters[] | .start_time + " " + .end_time + " " + (.tags.title | sub(" "; "_"))');

 ffmpeg -i "$in" $splits;

21 # Author: Steven Baltakatei Sandoval

22 # License: GPLv3+