[FFmpeg-devel] [PATCH v3 14/14] vvcdec: add full vvc decoder

Michael Niedermayer michael at niedermayer.cc
Mon Sep 4 17:28:57 EEST 2023


On Sun, Sep 03, 2023 at 12:07:41AM +0800, Nuo Mi wrote:
> vvc decoder plug-in to avcodec.
> split frames into slices/tiles and send them to vvc_thread for further decoding
> reorder and wait for the frame decoding to be done and output the frame
> 
> Features:
>     + Support I, P, B frames
>     + Support 8/10/12 bits, chroma 400, 420, 422, and 444 and range extension
>     + Support VVC new tools like MIP, CCLM, AFFINE, GPM, DMVR, PROF, BDOF, LMCS, ALF
>     + 295 conformace clips passed
>     - Not support RPR, IBC, PALETTE, and other minor features yet
> 
> Performance:
>     C code FPS on i7-12700 (x86):
>         BQTerrace_1920x1080_60_10_420_22_RA.vvc     77.7
>         Chimera_8bit_1080P_1000_frames.vvc          174.3
>         NovosobornayaSquare_1920x1080.bin           163.7
>         RitualDance_1920x1080_60_10_420_32_LD.266   136.7
>         RitualDance_1920x1080_60_10_420_37_RA.266   154.3
>         Tango2_3840x2160_60_10_420_27_LD.266        30.0
>         Tango2_3840x2160_60_10_420_27_RA.266        29.0
> 
>     C code FPS on M1 Mac Pro (ARM):
>         BQTerrace_1920x1080_60_10_420_22_RA.vvc     58.7
>         Chimera_8bit_1080P_1000_frames.vvc          153.3
>         NovosobornayaSquare_1920x1080.bin           150.3
>         RitualDance_1920x1080_60_10_420_32_LD.266   105.0
>         RitualDance_1920x1080_60_10_420_37_RA.266   133.0
>         Tango2_3840x2160_60_10_420_27_LD.266        21.7
> 
>     Asm optimizations still working in progress. please check
>     https://github.com/ffvvc/FFmpeg/wiki#performance-data for the latest
> 
> Contributors(based on code merge order):
>     Nuo Mi <nuomi2021 at gmail.com>
>     Xu Mu <toxumu at outlook.com>
>     frankplow <post at frankplowman.com>
>     Shaun Loo <shaunloo10 at gmail.com>
> ---
>  libavcodec/vvc/vvcdec.c | 1025 ++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 1024 insertions(+), 1 deletion(-)

are the fate tests like fate-cbs-vvc-SUBPIC_A_3 supposed to take really long
after this ?

(really long meaning longer than my patience before killing the task)

thx

[...]
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