[FFmpeg-devel] [PATCH] avcodec/vvcdec: fix seeking for open GOP

[Nuo Mi]

On Sat, Feb 3, 2024 at 7:54 PM James Almer <jamrial at gmail.com> wrote:

> On 2/3/2024 7:34 AM, Nuo Mi wrote:
> > how to reproduce:
> > wget https://media.xiph.org/video/derf/y4m/students_cif.y4m
> > vvencapp --input students_cif.y4m --preset faster --output students.266
> > MP4Box -add students.266:fps=30000/1001:par=12:11 -new students.mp4
>
> Can't you do this with ffmpeg? mp4 muxing support was added recently,
> and we have a parser to find frame boundaries from raw bitstreams.
>
> Yes, we can
ffmpeg -i students.266 -c:v copy students.mp4
But the reporter used the mp4box
see:  https://github.com/ffvvc/FFmpeg/issues/190#issuecomment-1924169765