Thanks to @nyanmisaka and his https://github.com/nyanmisaka/jellyfin-ffmpeg/tree/next-rockchip-hwa
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HEVC
Encoder hevc_rkmpp [Rockchip MPP (Media Process Platform) HEVC encoder]: General capabilities: delay hardware Threading capabilities: none Supported hardware devices: rkmpp rkmpp drm Supported pixel formats: yuv420p yuv422p yuv444p nv12 nv21 nv16 nv24 yuyv422 yvyu422 uyvy422 rgb24 bgr24 rgba rgb0 bgra bgr0 argb 0rgb abgr 0bgr drm_prime hevc_rkmpp_encoder AVOptions: -rc_mode <int> E..V....... Set the encoding rate control mode (from 0 to 4) (default 4) VBR 0 E..V....... CBR 1 E..V....... CQP 2 E..V....... AVBR 3 E..V....... -qp_init <int> E..V....... Set the initial QP value (from -1 to 51) (default -1) -qp_max <int> E..V....... Set the max QP value for P and B frame (from -1 to 51) (default -1) -qp_min <int> E..V....... Set the min QP value for P and B frame (from -1 to 51) (default -1) -qp_max_i <int> E..V....... Set the max QP value for I frame (from -1 to 51) (default -1) -qp_min_i <int> E..V....... Set the min QP value for I frame (from -1 to 51) (default -1) -surfaces <int> E..V....... Set the maximum surfaces to be used for encoding (from 1 to 16) (default 4) -profile <int> E..V....... Set the encoding profile restriction (from -1 to 1) (default main) main 1 E..V....... -level <int> E..V....... Set the encoding level restriction (from -99 to 186) (default 0) 1 30 E..V....... 2 60 E..V....... 2.1 63 E..V....... 3 90 E..V....... 3.1 93 E..V....... 4 120 E..V....... 4.1 123 E..V....... 5 150 E..V....... 5.1 153 E..V....... 5.2 156 E..V....... 6 180 E..V....... 6.1 183 E..V....... 6.2 186 E..V.......
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H264
Encoder h264_rkmpp [Rockchip MPP (Media Process Platform) H264 encoder]: General capabilities: delay hardware Threading capabilities: none Supported hardware devices: rkmpp rkmpp drm Supported pixel formats: yuv420p yuv422p yuv444p nv12 nv21 nv16 nv24 yuyv422 yvyu422 uyvy422 rgb24 bgr24 rgba rgb0 bgra bgr0 argb 0rgb abgr 0bgr drm_prime h264_rkmpp_encoder AVOptions: -rc_mode <int> E..V....... Set the encoding rate control mode (from 0 to 4) (default 4) VBR 0 E..V....... CBR 1 E..V....... CQP 2 E..V....... AVBR 3 E..V....... -qp_init <int> E..V....... Set the initial QP value (from -1 to 51) (default -1) -qp_max <int> E..V....... Set the max QP value for P and B frame (from -1 to 51) (default -1) -qp_min <int> E..V....... Set the min QP value for P and B frame (from -1 to 51) (default -1) -qp_max_i <int> E..V....... Set the max QP value for I frame (from -1 to 51) (default -1) -qp_min_i <int> E..V....... Set the min QP value for I frame (from -1 to 51) (default -1) -surfaces <int> E..V....... Set the maximum surfaces to be used for encoding (from 1 to 16) (default 4) -profile <int> E..V....... Set the encoding profile restriction (from -1 to 100) (default high) baseline 66 E..V....... main 77 E..V....... high 100 E..V....... -level <int> E..V....... Set the encoding level restriction (from -99 to 62) (default 0) 1 10 E..V....... 1.1 11 E..V....... 1.2 12 E..V....... 1.3 13 E..V....... 2 20 E..V....... 2.1 21 E..V....... 2.2 22 E..V....... 3 30 E..V....... 3.1 31 E..V....... 3.2 32 E..V....... 4 40 E..V....... 4.1 41 E..V....... 4.2 42 E..V....... 5 50 E..V....... 5.1 51 E..V....... 5.2 52 E..V....... 6 60 E..V....... 6.1 61 E..V....... 6.2 62 E..V....... -coder <int> E..V....... Set the entropy coder type (from 0 to 1) (default cabac) (from 0 to 1) (default cabac) cavlc 0 E..V....... cabac 1 E..V....... -8x8dct <boolean> E..V....... Set the high profile 8x8 transform (default true)
/usr/lib/jellyfin-ffmpeg/ffmpeg -hwaccel rkmpp -hwaccel_output_format drm_prime -afbc rga -s 1920x1080 -pix_fmt yuv420p -i BirdsInCage_30fps.yuv -c:v hevc_rkmpp -level 153 -g:v 120 -c:a copy -sn -y -b:v 50M -maxrate 50M -r 30 rk3568_50mbps_hevc.mp4-
Birds In Cage @ 30fps - Netflix
3mbps: 2494kB
frame= 216 fps= 62 q=-0.0 Lsize= 2495kB time=00:00:07.16 bitrate=2852.4kbits/s dup=36 drop=0 speed=2.06x
6mbps: 6580kB
frame= 216 fps= 60 q=-0.0 Lsize= 6582kB time=00:00:07.16 bitrate=7523.6kbits/s dup=36 drop=0 speed=1.98x
10mbps: 8214kB
frame= 216 fps= 59 q=-0.0 Lsize= 8216kB time=00:00:07.16 bitrate=9391.3kbits/s dup=36 drop=0 speed=1.97x
20mbps: 16420kB
frame= 216 fps= 59 q=-0.0 Lsize= 16422kB time=00:00:07.16 bitrate=18771.2kbits/s dup=36 drop=0 speed=1.97x
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Crowd Run @ 25fps - Netflix
3mbps:
frame= 150 fps= 64 q=-0.0 Lsize= 9795kB time=00:00:05.96 bitrate=13462.6kbits/s speed=2.52x video:9793kB
6mbps:
frame= 150 fps= 62 q=-0.0 Lsize= 9844kB time=00:00:05.96 bitrate=13530.3kbits/s speed=2.46x video:9842kB
10mbps:
frame= 150 fps= 60 q=-0.0 Lsize= 9945kB time=00:00:05.96 bitrate=13668.8kbits/s speed= 2.4x video:9943kB
20mbps:
frame= 150 fps= 61 q=-0.0 Lsize= 14235kB time=00:00:05.96 bitrate=19566.4kbits/s speed=2.44x video:14234kB
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Big Buck Bunny - bbb_sunflower_2160p_30fps_normal.mp4
/usr/lib/jellyfin-ffmpeg/ffmpeg -hwaccel rkmpp -hwaccel_output_format drm_prime -afbc rga -i /srv/dev-disk-by-uuid-xyz/Software/bbb_sunflower_2160p_30fps_normal.mp4 -c:v hevc_rkmpp -b:v 6M -maxrate 6M -g:v 120 -c:a copy -sn -y -level 153 /srv/dev-disk-by-uuid-XYZ/Plex/Testfiles/RK3568/BBB/BBB-rk3568_6mbps_hevc_4k_lvl153.mp4
6mbps:
frame=19038 fps= 18 q=-0.0 Lsize= 492858kB time=00:10:34.56 bitrate=6362.6kbits/s dup=2 drop=0 speed=0.615x video:467843kB
Has small visual artifacts in the intro then is flawless.
@HeyMeco may I ask what linux kernel and hardware did you use for your experiments? I'm trying to find a suitable kernel / OS for odroid M1