On Tue, Feb 22, 2022 at 9:15 AM Paul B Mahol <[email protected]> wrote:
> > > On Tue, Feb 22, 2022 at 6:25 AM Lynne <[email protected]> wrote: > >> 19 Feb 2022, 14:58 by [email protected]: >> >> > 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 <[email protected]> >> > >> >> 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 >> [email protected] >> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> >> To unsubscribe, visit link above, or email >> [email protected] with subject "unsubscribe". >> > _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
