eac3to v3.34
command line: eac3to  "D:\Sources\[BDMV] Tate no Yuusha no Nariagari [USA]\Part 1\Rising_Shield_Hero_S1P1_D1\BDMV\STREAM\00014.m2ts" 4:USA.Japanese.Audio.flac
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M2TS, 1 video track, 2 audio tracks, 2 subtitle tracks, 0:47:22, 24p /1.001
1: Chapters, 6 chapters
2: h264/AVC, 1080p24 /1.001 (16:9)
3: TrueHD/AC3, English, 5.1 channels, 48kHz, dialnorm: -28dB
   (embedded: AC3, 5.1 channels, 448kbps, 48kHz, dialnorm: -28dB)
4: TrueHD/AC3, Japanese, 2.0 channels, 48kHz, dialnorm: -28dB
   (embedded: AC3, 2.0 channels, 192kbps, 48kHz, dialnorm: -28dB)
5: Subtitle (PGS), English
6: Subtitle (PGS), English
[a04] Extracting audio track number 4...
[a04] Extracting TrueHD stream...
[a04] Removing TrueHD dialog normalization...
[a04] Decoding with libav/ffmpeg...
[a04] Encoding FLAC with libFlac...
[a04] Creating file "USA.Japanese.Audio.flac"...
[a04] Original audio track: max 20 bits, average 17 bits, most common 16 bits.
Video track 2 contains 68140 frames.
eac3to processing took 1 minute, 59 seconds.
Done.