apply-subs.sh

#!/usr/bin/env bash

normalize_index() {
  local index=$1

  printf "%02d" $index
}

source_name() {
  local index=$1

  local index=$(normalize_index $index)
  echo "[Winter] Medaka Box $index [BDrip 1280x720 x264 Vorbis]"
}

video() {
  local index=$1

  echo "./$(source_name $index).mkv"
}

video_with_subs() {
  echo "./$(source_name $index).subs.mkv"
}

subs() {
  local index=$1

  echo "./RUS Subs/$(source_name $index).ass"
}

apply_subs_to_video() {
  local index=$1
  local src=$(video $index)
  local subs=$(subs $index)
  local out=$(video_with_subs $index)

  ffmpeg \
    -i "$src" \
    -i "$subs" \
    -vcodec copy \
    -acodec copy \
    -scodec ass "$out"
}

for i in $(seq 1 12); do
  apply_subs_to_video $i
done