[FFmpeg-user] problematic lines when encoding to prores format

[Gabri Nurtinaz Shally]

On Jun 19, 2012 6:12 AM, "Kusno Mudiarto" <mudiarto at gmail.com> wrote:
>
> Hi All,
>
> I am sorry in advance if I post this in the wrong mailing list.
>
> I have problem when I try to convert a dvd to apple prores 422 (apch)
> format. The encoded video has lines artifact. It doesn't show up all the
> times though, usually just when somebody moves to fast, or on scene
changes
>
> see the picture here : http://imgur.com/qED4j
> and you can see the lines very visibly around the hand.
>

that's normal since you converting from interlaced video to progressive.
try add -deinterlace to smoothing thus shadow.