[FFmpeg-devel] [PATCH] vf_framestep: add blend parameter for motion blur effect
Paul B Mahol
onemda at gmail.com
Wed May 31 22:32:27 EEST 2017
On 5/31/17, Matthias Troffaes <matthias.troffaes at gmail.com> wrote:
> Dear Paul,
> On Wed, May 31, 2017 at 7:59 PM, Paul B Mahol <onemda at gmail.com> wrote:
>> This code does not belong in this filter.
>> Make new filter instead.
> May I kindly ask why you think so? I considered this as well but then
> decided against it, as this new filter would behave like framestep as
> a common special case, and would also share a reasonable amount of
> code with framestep. I don't feel very strongly either way though.
Framestep filter does have very little code.
And should be kept as is.
> I can split this into a new filter if that's deemed better by the
> majority here. How should it be called? It generalises both
> tblend=average (step=2, blend=2) and framestep (any step, blend=1) -
> so maybe "frameblend"? Should blend default to step (so it behaves
> like tblend by default but supporting more than 2 frames), or to 1 (so
> it behaves like framestep by default, as in the current patch)?
fskipblend or something like that
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