[FFmpeg-user] Is FFV1 able to encode interlaced video?

Paul B Mahol onemda at gmail.com
Mon Aug 10 11:50:32 CEST 2015

On 8/10/15, Andy Furniss <adf.lists at gmail.com> wrote:
> Carl Eugen Hoyos wrote:
>> Please understand that there is a difference between interlaced
>> content and interlaced encoding. There is no interlaced encoding with
>> FFv1 because it appears not to save any bytes in the output file and
>> if you have interlaced content it will be still be interlaced.
> But judging by one quick test I just did, you will loose the field order
> information and the frames are marked as progressive.
> Tested with mkv and nut with ffprobe -show_frames.
> Input is y4m ffprobe shows -
> interlaced_frame=1
> top_field_first=1
> both are 0 on resulting files.

That is for older version, latest version keep interlaced flags.

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