[FFmpeg-user] Changing scan type (progressive<->interlaced) without reencoding.

Bouke (Edit 'B) bouke at editb.nl
Mon Dec 5 13:31:19 EET 2022

It’s no problem at all.
Btw, it’s very common to store progressive as interlaced, as broadcast still requires interlaced material, no matter how it is shot.

From memory, just do a -c copy and you’ll end up with the source in a progressive container.


> On 05 Dec 2022, at 11:56, Steinar Apalnes <steipal at gmail.com> wrote:
> Hi,
> As the title says, is this at all possible? My concern is mostly with mpeg2
> and h264 that have content of one type but encoded/marked as another. Most
> notably content that has progressive video but stored interlaced. So I'm
> probably talking about a bit stream filter here because just setting the
> "field_order", "top" etc. flags when rewrapping does nothing.But I have not
> found anything in the official docs that suggest this is currently possible
> so it would be nice if some of you developers could shed some light on this.
> Thanks,
> Steinar Apalnes
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