#!/bin/sh
# vim: set ts=8 sw=4 sts=4 et ai:

rec() {
    shartist=$(echo "$artist" | tr '[:upper:]' '[:lower:]' |
               sed -e 's/[^A-Za-z0-9]\+/_/g')
    shtitle=$(echo "$title" | tr '[:upper:]' '[:lower:]' |
              sed -e 's/[^A-Za-z0-9]\+/_/g')
    filename=$track.$shtitle-$shartist.mp4
    test -f "$filename" && echo "$filename exists" >&2 && return
    ffmpeg -i "$source" -ss "$from" -to "$to" \
        -metadata "track=$track" \
        -metadata "title=$title_prefix$title" \
        -metadata "artist=$artist" \
        -metadata "album=$album" \
        -metadata "album_artist=$album_artist" \
        -metadata "year=$year" \
        -metadata "genre=Pop/Choir" \
        -metadata "episode_id=$from..$to" \
        -movflags +faststart \
        -vf "scale=1280:-1" -c:a copy \
        -strict experimental -c:v h264 \
        "$filename"
}

album="Koor Bladgoud Jun2017"
album_artist="Bladgoud"
title_prefix="Bladgoud sings "
year=2017

source=bladgoud1.mp4

track=01; from=00:27; to=03:23; title="Grace Kelly"; artist="Mika"; rec
track=02; from=03:42; to=06:25; title="Nobody's Wife"; artist="Anouk"; rec
track=03; from=07:31; to=11:55; title="Omarm Me"; artist="Bløf"; rec
track=04; from=12:35; to=15:26; title="Fiets Brommer"; artist="Clouseau"; rec
track=05; from=15:33; to=19:07; title="I Wish"; artist="Stevie Wonder"; rec
track=06; from=19:40; to=23:33; title="Fields of Gold"; artist="Sting"; rec
track=07; from=23:44; to=26:18; title="Crazy Little Thing"; artist="Queen"; rec
track=08; from=26:33; to=30:03; title="Raise Your Glass"; artist="Pink"; rec

source=bladgoud2.mp4

track=09; from=00:45; to=04:10; title="This is What it Feels Like"; artist="Armin van Buuren"; rec
track=10; from=04:30; to=09:23; title="Fairytale"; artist="The Pointer Sisters"; rec
track=11; from=09:52; to=13:24; title="Be My Number Two"; artist="Joe Jackson"; rec
track=12; from=13:51; to=17:47; title="Take Me to Church"; artist="Hozier"; rec
track=13; from=18:17; to=22:54; title="Fix You"; artist="Coldplay"; rec
track=14; from=23:05; to=27:15; title="Rain Your Love Down"; artist="Stevie Wonder"; rec
track=15; from=27:54; to=33:21; title="Smells Like Teen Spirit"; artist="Nirvana"; rec
track=16; from=36:15; to=39:56; title="Don't Stop Me Now"; artist="Queen"; rec