Jan 2, 2024, 10:39 by nuomi2...@gmail.com: > On Mon, Jan 1, 2024 at 11:22 PM Lynne <d...@lynne.ee> wrote: > >> Jan 1, 2024, 16:14 by h.lepp...@gmail.com: >> >> > On Mon, Jan 1, 2024 at 3:54 PM Lynne <d...@lynne.ee> wrote: >> > >> >> >> >> Jan 1, 2024, 15:16 by nuomi2...@gmail.com: >> >> >> >> > 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 >> >> > >> >> >> >> IBC == Intra-block copy? >> >> Palette == palette (screen content) coding? >> >> >> > >> > Yes; Both IBC and PALETTE modes are alternate block coding modes, with >> > these two primarily optimized for screen content. >> > >> >> IBC is more general purpose in AV1 afaik. >> They are rather important these days, is there a chance they could be >> implemented before merging? >> > > Hi Hendrik, > Thank you for your help. > > Hi Lynne, > A contributor submitted an IBC implementation at > https://github.com/ffvvc/FFmpeg/pull/169, but it still needs time to > finish. > They are delta features. Even today, HEVC decoder does not support IBC and > Palette coding. >
HEVC got the palette/screen coding tools much later on as an extension that no one really uses or implements, but with VVC they're there in the original spec, so it's a bit different, but okay. > We can submit the enhancement after the merge. > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
