Paul, I've got exactly the same feelings on zing threading usage myself and decided to go along the standard ffmpeg threading route. It looks more consistent here. Megathanks for reviewing my patch, I've fixed everything you've mentioned and even more.
On Tue, Feb 22, 2022 at 11:15 AM Paul B Mahol <one...@gmail.com> wrote: > On Tue, Feb 22, 2022 at 9:15 AM Paul B Mahol <one...@gmail.com> wrote: > > > > > > > On Tue, Feb 22, 2022 at 6:25 AM Lynne <d...@lynne.ee> wrote: > > > >> 19 Feb 2022, 14:58 by niva...@gmail.com: > >> > >> > By ffmpeg threading support implementation via frame slicing and doing > >> > zimg_filter_graph_build that used to take 30-60% of each frame > processig > >> > only if necessary (some parameters changed) > >> > the performance increase vs original version > >> > in video downscale and color conversion >4x is seen > >> > on 64 cores Intel Xeon, 3x on i7-6700K (4 cores with HT) > >> > > >> > Signed-off-by: Victoria Zhislina <victoria.zhisl...@intel.com> > >> > > >> > >> Can't you patch such a feature into the upstream instead? > >> > > > > zscale already have own threading ability, but is very hard to use it, > > last time i tried. > > > > I mean zimg. > > > > > > > >> _______________________________________________ > >> 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". > >> > > > _______________________________________________ > 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". > _______________________________________________ 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".
