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Code Block
# default parameters
/usr/lib/jellyfin-ffmpeg/ffmpeg -i /mnt/ALLO-6-DJI-4K-50FPS.mp4 -c:v av1_qsv -c:a copy ALLO-6-DJI-4K-50FPS-AV1.mp4

# veryslow
time /usr/lib/jellyfin-ffmpeg/ffmpeg -i /docker/ALLO-6-DJI-4K-50FPS.mp4 -init_hw_device vaapi=va:/dev/dri/renderD128 -look_ahead_depth 40 -extra_hw_frames 40 -adaptive_i 1 -adaptive_b 1 -b_strategy 1 -bf 7 -extbrc 1 -low_power 0 -movflags +faststart -movflags use_metadata_tags -map_metadata 0 -c:v av1_qsv -preset veryslow -c:a copy /docker/ALLO-6-DJI-4K-50FPS-AV1-VS.mp4

# slow
time time /usr/lib/jellyfin-ffmpeg/ffmpeg -i /docker/ALLO-6-DJI-4K-50FPS.mp4 -init_hw_device vaapi=va:/dev/dri/renderD128 -look_ahead_depth 40 -extra_hw_frames 40 -adaptive_i 1 -adaptive_b 1 -b_strategy 1 -bf 7 -extbrc 1 -low_power 0 -movflags +faststart -movflags use_metadata_tags -map_metadata 0 -c:v av1_qsv -preset slower -c:a copy /docker/ALLO-6-DJI-4K-50FPS-AV1-Slower.mp4

# slow
time /usr/lib/jellyfin-ffmpeg/ffmpeg -i /docker/ALLO-6-DJI-4K-50FPS.mp4 -init_hw_device vaapi=va:/dev/dri/renderD128 -look_ahead_depth 40 -extra_hw_frames 40 -adaptive_i 1 -adaptive_b 1 -b_strategy 1 -bf 7 -extbrc 1 -low_power 0 -movflags +faststart -movflags use_metadata_tags -map_metadata 0 -c:v av1_qsv -preset slow -c:a copy /docker/ALLO-6-DJI-4K-50FPS-AV1-Slow.mp4

# medium
time /usr/lib/jellyfin-ffmpeg/ffmpeg -i /docker/ALLO-6-DJI-4K-50FPS.mp4 -init_hw_device vaapi=va:/dev/dri/renderD128 -look_ahead_depth 40 -extra_hw_frames 40 -adaptive_i 1 -adaptive_b 1 -b_strategy 1 -bf 7 -extbrc 1 -low_power 0 -movflags +faststart -movflags use_metadata_tags -map_metadata 0 -c:v av1_qsv -preset medium -c:a copy /docker/ALLO-6-DJI-4K-50FPS-AV1-Medium.mp4

# fast
time /usr/lib/jellyfin-ffmpeg/ffmpeg -i /docker/ALLO-6-DJI-4K-50FPS.mp4 -init_hw_device vaapi=va:/dev/dri/renderD128 -look_ahead_depth 40 -extra_hw_frames 40 -adaptive_i 1 -adaptive_b 1 -b_strategy 1 -bf 7 -extbrc 1 -low_power 0  -movflags +faststart -movflags use_metadata_tags -map_metadata 0  -c:v av1_qsv -preset fast -c:a copy /docker/ALLO-6-DJI-4K-50FPS-AV1-Fast.mp4

# faster
time /usr/lib/jellyfin-ffmpeg/ffmpeg -i /docker/ALLO-6-DJI-4K-50FPS.mp4 -init_hw_device vaapi=va:/dev/dri/renderD128 -look_ahead_depth 40 -extra_hw_frames 40 -adaptive_i 1 -adaptive_b 1 -b_strategy 1 -bf 7 -extbrc 1 -low_power 0  -movflags +faststart -movflags use_metadata_tags -map_metadata 0  -c:v av1_qsv -preset faster -c:a copy /docker/ALLO-6-DJI-4K-50FPS-AV1-Faster.mp4

#VeryFast
time /usr/lib/jellyfin-ffmpeg/ffmpeg -i /docker/ALLO-6-DJI-4K-50FPS.mp4 -init_hw_device vaapi=va:/dev/dri/renderD128 -look_ahead_depth 40 -extra_hw_frames 40 -adaptive_i 1 -adaptive_b 1 -b_strategy 1 -bf 7 -extbrc 1 -low_power 0  -movflags +faststart -movflags use_metadata_tags -map_metadata 0  -c:v av1_qsv -preset veryfast -c:a copy /docker/ALLO-6-DJI-4K-50FPS-AV1-VeryFast.mp4
Code Block
-rwxr-xr-x  1 root root  84G May  9 15:52 ALLO-6-DJI-4K-50FPS.mp4
-rw-r--r--  1 root root 2.7G May 23 20:47 ALLO-6-DJI-4K-50FPS-AV1.mp4

-rw-r--r--  1 root root 1.8G May 25 13:26 ALLO-6-DJI-4K-50FPS-AV1-Faster.mp4
-rw-r--r--  1 root root 1.8G May 25 10:27 ALLO-6-DJI-4K-50FPS-AV1-Fast.mp4
-rw-r--r--  1 root root 1.8G May 25 09:12 ALLO-6-DJI-4K-50FPS-AV1-Medium.mp4
-rw-r--r--  1 root root 1.8G May 25 22:41 ALLO-6-DJI-4K-50FPS-AV1-slower.mp4
-rw-r--r--  1 root root 1.8G May 24 15:24 ALLO-6-DJI-4K-50FPS-AV1-Slow.mp4
-rw-r--r--  1 root root 1.8G May 25 14:26 ALLO-6-DJI-4K-50FPS-AV1-VeryFast.mp4
-rw-r--r--  1 root root 1.8G May 24 14:17 ALLO-6-DJI-4K-50FPS-AV1-VS.mp4

root@morefine-s800:~# ls -Sla /docker/A*
-rwxr-xr-x 1 root root 90061209395 May  9 15:52 /docker/ALLO-6-DJI-4K-50FPS.mp4
-rw-r--r-- 1 root root  2810007801 May 23 20:47 /docker/ALLO-6-DJI-4K-50FPS-AV1.mp4

-rw-r--r-- 1 root root  1908271070 May 25 13:26 /docker/ALLO-6-DJI-4K-50FPS-AV1-Faster.mp4
-rw-r--r-- 1 root root  1908271070 May 25 14:26 /docker/ALLO-6-DJI-4K-50FPS-AV1-VeryFast.mp4

-rw-r--r-- 1 root root  1876335899 May 25 10:27 /docker/ALLO-6-DJI-4K-50FPS-AV1-Fast.mp4
-rw-r--r-- 1 root root  1876335899 May 25 09:12 /docker/ALLO-6-DJI-4K-50FPS-AV1-Medium.mp4

-rw-r--r-- 1 root root  1872021782 May 24 15:24 /docker/ALLO-6-DJI-4K-50FPS-AV1-Slow.mp4

-rw-r--r-- 1 root root  1861364749 May 25 22:41 /docker/ALLO-6-DJI-4K-50FPS-AV1-slower.mp4
-rw-r--r-- 1 root root  1861364749 May 24 14:17 /docker/ALLO-6-DJI-4K-50FPS-AV1-VS.mp4


HEVC to AV1 re-encoding of 4K 50FPS video

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AV1 PresetFPSsizetime

original-84G02:07:35.98

default1062.7G
7veryfast1071.8G
6faster1081.8G59m39.214s
5fast1081.8G58m56.819s
4medium1091.8G58m50.944s
3slow1071.8G
2slower751.8GB85m9.321s
1veryslow751.8G