[FFmpeg-devel] [PATCH 1/2] avfilter/vf_zscale: add slice threading

[Lynne]

May 31, 2019, 2:16 PM by onemda at gmail.com:

> On 5/31/19, Lynne <dev at lynne.ee> wrote:
>
>> May 31, 2019, 11:45 AM by onemda at gmail.com <mailto:onemda at gmail.com>:
>>
>>> Signed-off-by: Paul B Mahol <> onemda at gmail.com <mailto:onemda at 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.