[FFmpeg-devel] [PATCH 0/1] fftools/ffprobe: dump contents of the AV_FRAME_DATA_SEI_UNREGISTERED

[Kieran Kunhya]

On Wed, 3 Jan 2024 at 15:44, Stefano Sabatini <stefasab at gmail.com> wrote:

> On date Tuesday 2024-01-02 22:08:54 +0000, Kieran Kunhya wrote:
> [...]
> > The OP wants to test an implementation they have and they should do it
> > using the API, not using ffprobe to test their third party implementation
> > of something.
> >
>
> > > "Parsed by FFmpeg" sounds like you are proposing to extend the FFmpeg
> > > API to parse some more information (about the SEI subtype?) and make
> > > it available through some more specific SEI side data?
> > >
> >
> > As the OP says, this SEI data is from "MISB ST 0604" which is something
> > that could be implemented in FFmpeg and parsed properly like all the
> other
> > side data instead of just writing random binary data to the terminal.
>
> Fine, so you are proposing to extend the parser to put this
> information in the side data. This makes sense to me and sounds a
> better approach than the original proposal.
>

SEIs are reordered so they need to go through the decoder to be frame
accurate.
I don't believe the parser is enough.

Kieran