[FFmpeg-devel] [PATCH 1/2] libavfilter: Add new tinterlace mode

[Stuart Morris]

--- On Fri, 27/4/12, Stuart Morris <stuart_morris at talk21.com> wrote:

> Is there a potential problem if the source video is
> progressive?
> 
> I think the interlaced flag will toggle back and forth at
> each frame.
> Rather than merely refer to the current frame, would it be
> better to
> re-interlace it by copying both of its fields to a new
> buffer and
> marking it as interlaced? Not only would the flag be correct
> but
> also the colour space would now be interlaced to.
> 

I just watched some progressive material with tinterlace mode 6 and
I see no colour artifacts.

Concerning the interlace flag, is there a way to set the flag
without having to copy the whole frame?