[FFmpeg-devel] mp4 format pre definde mov atom

Lou Logan lou at lrcd.com
Thu Jun 30 20:56:00 CEST 2016

On Thu, 30 Jun 2016 17:00:15 +0300, Dan Shamir wrote:

> hi all
> i am creating a fragmented mp4
> ffmpeg -y  -i input  -vcodec nvenc -preset hp -pix_fmt nv12 -g 50 -f mp4
>  -movflags  empty_moov+frag_keyframe  out.mp4
> and using jwplayer to view this files
> the problem is i want to view the files when i encode it real-time
> and jwplayer does not refresh the feed
> it it loads the  mp4 , but just the parts that are ready and does not
> refresh the player each x secs to see new length of mp4
> is there a way to add a fake duration on the mp4 track so you can tell it
> in advance the duration of the video?

Wrong mailing list. ffmpeg-devel is only for patch submissions and
discussions related to the development of FFmpeg. Usage questions
involving the FFmpeg cli tools should be asked at ffmpeg-user.

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