[FFmpeg-user] bwdif filter question

Paul B Mahol onemda at gmail.com
Mon Sep 21 16:26:38 EEST 2020

On Mon, Sep 21, 2020 at 08:11:59AM -0400, Mark Filipak (ffmpeg) wrote:
> On 09/21/2020 03:33 AM, Carl Eugen Hoyos wrote:
> > 
> > 
> > > Am 21.09.2020 um 01:56 schrieb Mark Filipak (ffmpeg) <markfilipak at bog.us>:
> > > 
> > > How can it 'deinterlace' a single field?
> > 
> > It can’t and that is what I explained several times in my last two mails.
> Here is what you wrote:
> "The following makes little sense, it is just meant as an example:
> $ ffmpeg -f lavfi -i testsrc2,field -vf bwdif -f null -"
> That "explains" nothing. Worse, it seems crass and sarcastic. The perfect
> word is "snarky". Do you know that word? It's a word invented by the man who
> wrote "Alice In Wonderland". Sometimes it seems that what you write is meant
> to pull people down a psychedelic rabbit hole and into a fantasy world.
> Just because something is possible with ffmpeg, if it doesn't make sense to
> do it, don't mention it. If you do mention it and you write that it makes
> "little sense", then explain why it makes little sense.
> In this case, it doesn't make "little sense". It makes *no* sense.

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