[FFmpeg-user] (no subject)

[negin tebyani]

mp4box group has said that gop length has to be fixed and the same lengh
for input videos, otherwise the dash video will not play well.


> Do the tutorials also explain why you would ever want to use a braindead
> (!) fixed gop size in the first place?
>
> I could imagine a requirement for a closed gop type, but really not why
> you'd want to be gop's always exactly the same length, it's making encoding
> really inefficient.
>
>