[FFmpeg-devel] [FFmpeg-cvslog] avfilter/vf_xfade: check that fps between inputs are valid

[Paul B Mahol]

On 8/11/20, Nicolas George <george at nsup.org> wrote:
> Paul B Mahol (12020-08-11):
>> Other filters check frame rate already.
>
> If they do, then it is a bug too.

You are only one that now know what is bug and what is not bug and
ignore others decisions?

>
>> Cross fading can not work reliably if fps is variable or do not match
>> between inputs.
>
> You need to justify that statement. Because if they do not match, then
> users will just insert the fps filters, which will result in exactly the
> same as using framesync.

Yes, or even better they can use motion interpolators, instead of
always silently duplicating frames.

>
> --
>   Nicolas George
>