On Fri, May 31, 2019 at 5:32 PM Paul B Mahol <one...@gmail.com> wrote: > > On 5/31/19, Lynne <d...@lynne.ee> wrote: > > > > > > > > May 31, 2019, 2:33 PM by one...@gmail.com: > > > >> On 5/31/19, Lynne <d...@lynne.ee> wrote: > >> > >>> > >>> > >>> > >>> May 31, 2019, 2:16 PM by one...@gmail.com: > >>> > >>>> On 5/31/19, Lynne <d...@lynne.ee> wrote: > >>>> > >>>>> May 31, 2019, 11:45 AM by one...@gmail.com <mailto:one...@gmail.com>: > >>>>> > >>>>>> Signed-off-by: Paul B Mahol <> one...@gmail.com > >>>>>> <mailto:one...@gmail.com>> > >>>>>> > > >>>>>> --- > >>>>>> libavfilter/vf_zscale.c | 335 +++++++++++++++++++++++++--------------- > >>>>>> 1 file changed, 214 insertions(+), 121 deletions(-) > >>>>>> > >>>>> > >>>>> This will create discontinuities between each slice. > >>>>> > >>>> > >>>> Have you actually tried it? > >>>> > >>>> I had and its just fine. > >>>> > >>> > >>> Bitexact results with non-nearest scaling? Should be even worse with > >>> anything better than bilinear. > >>> > >> > >> Results are always bitexact. It just not bitexact with single > >> threading and differences are irrelevant. > >> > > > > Number of threads should not have any impact at all on quality ever. > > Agreed. And it doesn't have any such impact. >
If there is a difference between 1 thread (single threaded), and many threads, then there is an impact, and thats not good. Don't downplay it for your convenience. - Hendrik _______________________________________________ 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".
