configs/arch-config/Dokumente/ffmpeg-encoding-stuff.md

ffmpeg

• List en-/decoders
• Map option to select video, audio, subtitle streams
• ffmpeg doc
• H.265 encoding
• change metadata
• H.264 tunes
• Hardware acceleration
• VAAPI
• Set stream as default

Tests

• Keijo!!!!!!!! - S01E01 handbrake h264

• size: 607.4MB

• Keijo!!!!!!!! - S01E01 hevc_vaapi -qp 20

• size: 957.7MB
  ffmpeg -vaapi_device /dev/dri/renderD128 -i \[EXP\]\ Keijo!!!!!!!!\ -\ S01E01\ \[BDRip\ 1920x1080\ HEVC\ FLAC\]\ \[76BC6060\].mkv -c:v hevc_vaapi -c:a libopus -b:a 192k -qp 20 -vf 'format=nv12,hwupload' "Keijo!!!!!!!! - S01E01 -qp 20.mkv

• Keijo!!!!!!!! - S01E01 hevc_vaapi -crf 20

• size: 534.3MB
  ffmpeg -vaapi_device /dev/dri/renderD128 -i \[EXP\]\ Keijo!!!!!!!!\ -\ S01E01\ \[BDRip\ 1920x1080\ HEVC\ FLAC\]\ \[76BC6060\].mkv -c:v hevc_vaapi -c:a libopus -b:a 192k -crf 20 -vf 'format=nv12,hwupload' "Keijo!!!!!!!! - S01E01 -crf 20.mkv"

• Keijo!!!!!!!! - S01E01 hevc_vaapi -crf 20 -tune animation

• size: 534.3MB
  ffmpeg -vaapi_device /dev/dri/renderD128 -i \[EXP\]\ Keijo!!!!!!!!\ -\ S01E01\ \[BDRip\ 1920x1080\ HEVC\ FLAC\]\ \[76BC6060\].mkv -c:v hevc_vaapi -c:a libopus -b:a 192k -crf 20 -vf 'format=nv12,hwupload' -tune animation "Keijo!!!!!!!! - S01E01 -crf 20.mkv"

• Keijo!!!!!!!! - S01E01 h264_vaapi -crf 20 -tune animation

• size: 1GB
  ffmpeg -vaapi_device /dev/dri/renderD128 -i \[EXP\]\ Keijo!!!!!!!!\ -\ S01E01\ \[BDRip\ 1920x1080\ HEVC\ FLAC\]\ \[76BC6060\].mkv -c:v h264_vaapi -c:a libopus -b:a 192k -crf 20 -vf 'format=nv12,hwupload' -tune animation "Keijo!!!!!!!! - S01E01 vaapi h264 -crf 20 -tune animation.mkv"

• Keijo!!!!!!!! - S01E01 hevc_vaapi -crf 20 -tune animation metadata

• with metadata on tracks

• size: 534.3MB
  ffmpeg -vaapi_device /dev/dri/renderD128 -i \[EXP\]\ Keijo!!!!!!!!\ -\ S01E01\ \[BDRip\ 1920x1080\ HEVC\ FLAC\]\ \[76BC6060\].mkv -c:v hevc_vaapi -c:a libopus -b:a 192k -crf 20 -vf 'format=nv12,hwupload' -tune animation -metadata:s:v:0 title="Video" -metadata:s:a:0 title="Japanese" -metadata:s:a:0 language=jpn -metadata:s:s:0 title="English" -metadata:s:s:0 language=eng "Keijo!!!!!!!! - S01E01 -crf 20.mkv"

• Keijo!!!!!!!! - S01E01 libx264 -crf 20 -tune animation metadata

• with metadata on tracks

• size: 530.7MB
  ffmpeg -i \[EXP\]\ Keijo!!!!!!!!\ -\ S01E01\ \[BDRip\ 1920x1080\ HEVC\ FLAC\]\ \[76BC6060\].mkv -c:v libx264 -c:a libopus -b:a 192k -crf 20 -tune animation -metadata:s:v:0 title="Video" -metadata:s:a:0 title="Japanese" -metadata:s:a:0 language=jpn -metadata:s:s:0 title="English" -metadata:s:s:0 language=eng "Keijo!!!!!!!! - S01E01 -crf 20.mkv"

• Death Note - 01 - Rebirth libx264 mapped metadata tune

• Example with mapping streams and setting default stream

  • one video stream
  • two audio streams, japanese and english
  • two subtitle streams, only using the full subtitles

• size:
  ffmpeg -i \[Arid\]\ Death\ Note\ -\ 01\ -\ Rebirth\ \[3BECAA78\].mkv -c:v libx264 -c:a libopus -b:a 192k -crf 20 -tune animation -map 0:v:0 -map 0:a:0 -map 0:a:1 -map 0:s:0 -metadata:s:v:0 title="Video" -metadata:s:a:0 title="Japanese" -metadata:s:a:0 language=jpn -disposition:a:0 default -metadata:s:a:1 title="English" -metadata:s:a:1 language=eng -metadata:s:s:0 title="English" -metadata:s:s:0 language=eng -disposition:s:0 default "Death Note - 01 - Rebirth libx264 mapped metadata tune.mkv"

Convert Season in loop

for i in (seq -w 1 26)

ffmpeg -i \[Judas\]\ Kimetsu\ no\ Yaiba\ -\ S01E{$i}.mkv -c:v libx264 -c:a libopus -b:a 192k -crf 20 -tune animation -c:s copy -map 0:v:0 -map 0:a:0 -map 0:a:1 -map 0:s:0 -metadata:s:v:0 title="Video" -metadata:s:a:0 title="Japanese" -metadata:s:a:0 language=jpn -disposition:a:0 default -metadata:s:a:1 title="English" -metadata:s:a:1 language=eng -metadata:s:s:0 title="English" -metadata:s:s:0 language=eng -disposition:s:0 default "/mnt/storage/MediaLibrary/Handbrake-output/Demon Slayer/Demon Slayer - Kimetsu no Yaiba - S01E$i.mkv"

end

Death Note bluray

for i in (seq -w 2 37)

ffmpeg -i Death\ Note\ -\ S01E{$i}.mkv -c:v libx264 -c:a libopus -b:a 192k -crf 20 -tune animation -c:s copy -map 0:v:0 -map 0:a:0 -map 0:a:1 -map 0:s:0 -metadata title="Death Note - S01E$i" -metadata:s:v:0 title="Video" -metadata:s:a:0 title="English" -metadata:s:a:0 language=eng -metadata:s:a:1 title="Japanese" -metadata:s:a:1 language=jpn -disposition:a:1 default -metadata:s:s:0 title="English" -metadata:s:s:0 language=eng -disposition:s:0 default "Death Note - S01E$i [1080p].mkv"

end

Complex example with different audio channels
Note that the disposition is deleted first. Otherwise later settings might not apply

for i in (seq -w 1 25); ffmpeg -i Steins\;Gate\ -\ {$i}.mkv -metadata title="Steins;Gate - $i" -disposition 0 \

-c:v libx264 -crf 20 -tune animation -map 0:v:0 -metadata:s:v:0 title="Video" \

-c:a libopus -b:a:0 576k -b:a:1 192k -ac:a:0 6 -ac:a:1 2 -map 0:a:0 -map 0:a:1 -metadata:s:a:0 title="English" -metadata:s:a:0 language=eng -metadata:s:a:1 title="Japanese" -metadata:s:a:1 language=jpn -disposition:a:1 default \
                                                                                                    -c:s copy -map 0:s:3 -metadata:s:s:3 title="English" -metadata:s:s:3 language=eng -disposition:s:3 default \
                                                                                                    "/mnt/storage/MediaLibrary/Handbrake-output/Steins;Gate/Steins;Gate - $i [1080p].mkv"; end