[FFmpeg-user] FFV1 and CELLAR

[Reto Kromer]

Noeck wrote:

>To be sure, that means a video created with
>
>ffmpeg -i in.avi -c:a flac -c:v ffv1 -level 3 -coder 1 -context
>1 -g 1 -slices 4 -slicecrc 1 out.mkv
>
>(or other settings between -coder and the output file) is
>automatically CELLAR (v0-3) compliant (the FFV1.3 video, the
>FLAC audio and the Matroška container confirms to the
>respective IETF specs)?

The flag "-level 3" choices the version 3 of FFV1, as explained
in the documentation:

  https://trac.ffmpeg.org/wiki/Encode/FFV1

Best regards, Reto