Kujira no Kora wa Sajou ni Utau | Children of the Whales - MyAnimeList.net

Information:

• improved subtitle appearance (+font)
• added chapters
• encoded the video track to HEVC (libx265, crf 22.5)
• encoded the audio tracks to AAC (libfdk_aac)
• the files are named correctly according to thetvdb.com OR anidb

Source:

Moozzi2 - video and audio (jpn)
Cleo - audio (eng) and subtitles (dialogue, sign&songs)
FLsnow - subtitles (OVA1)

Screenshots:

Screenshot 1	Screenshot 2	Screenshot 3	Screenshot 4

FFprobe:

ffprobe version n4.4 Copyright (c) 2007-2021 the FFmpeg developers
  built with gcc 11.1.0 (GCC)
  configuration: ... --enable-libfdk_aac ...
  libavutil      56. 70.100 / 56. 70.100
  libavcodec     58.134.100 / 58.134.100
  libavformat    58. 76.100 / 58. 76.100
  libavdevice    58. 13.100 / 58. 13.100
  libavfilter     7.110.100 /  7.110.100
  libswscale      5.  9.100 /  5.  9.100
  libswresample   3.  9.100 /  3.  9.100
  libpostproc    55.  9.100 / 55.  9.100                                                                                                                                               
Input #0, matroska,webm, from 'Children of the Whales (2017) - S01E01 - It Was Our Entire World.mkv':
  Metadata:
    ENCODER         : Lavf58.76.100
  Duration: 00:23:59.85, start: 0.000000, bitrate: 2379 kb/s
  Chapters:
    Chapter #0:0: start 0.000000, end 1331.000000
      Metadata:
        title           : Episode
    Chapter #0:1: start 1331.000000, end 1439.848000
      Metadata:
        title           : ED
  Stream #0:0(jpn): Video: hevc (Main), yuv420p(tv, progressive), 1920x1080 [SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr, 1k tbn, 23.98 tbc (default)
    Metadata:
      title           : [Moozzi2] Japanese
      BPS             : 7952794
      BPS-eng         : 7952794
      DURATION-eng    : 00:23:42.088000000
      NUMBER_OF_FRAMES: 34096
      NUMBER_OF_FRAMES-eng: 34096
      NUMBER_OF_BYTES : 1413696712
      NUMBER_OF_BYTES-eng: 1413696712
      _STATISTICS_WRITING_APP: mkvmerge v9.2.0 ('Photograph') 64bit
      _STATISTICS_WRITING_APP-eng: mkvmerge v9.2.0 ('Photograph') 64bit
      _STATISTICS_WRITING_DATE_UTC: 2018-05-10 21:01:21
      _STATISTICS_WRITING_DATE_UTC-eng: 2018-05-10 21:01:21
      _STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      ENCODER         : Lavc58.134.100 libx265
      DURATION        : 00:23:42.131000000
  Stream #0:1(jpn): Audio: aac (LC), 48000 Hz, stereo, fltp
    Metadata:
      title           : [Moozzi2] Japanese
      BPS             : 1361462
      BPS-eng         : 1361462
      DURATION-eng    : 00:23:42.090000000
      NUMBER_OF_FRAMES: 16666
      NUMBER_OF_FRAMES-eng: 16666
      NUMBER_OF_BYTES : 242015220
      NUMBER_OF_BYTES-eng: 242015220
      _STATISTICS_WRITING_APP: mkvmerge v9.2.0 ('Photograph') 64bit
      _STATISTICS_WRITING_APP-eng: mkvmerge v9.2.0 ('Photograph') 64bit
      _STATISTICS_WRITING_DATE_UTC: 2018-05-10 21:01:21
      _STATISTICS_WRITING_DATE_UTC-eng: 2018-05-10 21:01:21
      _STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      ENCODER         : Lavc58.134.100 libfdk_aac
      DURATION        : 00:23:42.133000000
  Stream #0:2(jpn): Audio: aac (LC), 48000 Hz, stereo, fltp
    Metadata:
      title           : [Moozzi2] Commentary
      BPS             : 575398
      BPS-eng         : 575398
      DURATION-eng    : 00:23:42.090000000
      NUMBER_OF_FRAMES: 16666
      NUMBER_OF_FRAMES-eng: 16666
      NUMBER_OF_BYTES : 102283555
      NUMBER_OF_BYTES-eng: 102283555
      _STATISTICS_WRITING_APP: mkvmerge v9.2.0 ('Photograph') 64bit
      _STATISTICS_WRITING_APP-eng: mkvmerge v9.2.0 ('Photograph') 64bit
      _STATISTICS_WRITING_DATE_UTC: 2018-05-10 21:01:21
      _STATISTICS_WRITING_DATE_UTC-eng: 2018-05-10 21:01:21
      _STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      ENCODER         : Lavc58.134.100 libfdk_aac
      DURATION        : 00:23:42.133000000
  Stream #0:3(eng): Audio: aac (LC), 48000 Hz, stereo, fltp (default)
    Metadata:
      title           : [Cleo] English
      ENCODER         : Lavc58.134.100 libfdk_aac
      DURATION        : 00:23:59.848000000
  Stream #0:4(eng): Subtitle: ass
    Metadata:
      title           : [Cleo] Dialogue
      DURATION        : 00:23:38.203000000
  Stream #0:5(eng): Subtitle: ass (default)
    Metadata:
      title           : [Cleo] Sign&Songs
      DURATION        : 00:23:38.203000000
  Stream #0:6: Attachment: none
    Metadata:
      filename        : GANDHISANS-BOLD.OTF
      mimetype        : font/opentype

Many thanks to Moozzi2, Cleo and FLsnow for making this possible.

If you find anything that seems out of the ordinary, just post a comment and I’ll take a look at it.