[FFmpeg-devel] [PATCH v4] avformat/dvd: new dvd:// protocol for reading dvd folder/images

Stanislav Ionascu stanislav.ionascu at gmail.com
Sat Jan 21 13:07:41 EET 2023


On Tue, Jan 17, 2023 at 8:12 AM Nicolas George <george at nsup.org> wrote:
>
> Stanislav Ionascu (12023-01-15):
> > dvd:// protocol uses libdvdread for opening folders and/or disc-images,
> > it then either identifies the longest title-set, or uses the title-set
> > parameter.
> >
> > After opening the dvd, libdvdread-protocol will read and output all
> > VOBs, in the cell and pack sequence defined by the program-chain.
> >
> > The (split)-VOB content that is streamed from the folder/disc by
> > libdvdread, is given to ffmpeg probed demuxer/decoder, which decodes
> > and presents the frames.
> >
> > The chapter and language stream information is present in the
> > side-files (BUP/IFO), which are parsed for identifying the correct
> > main video-title-set, but not attached to the stream information.
>
> Thanks for the new patch. All this information needs to be in the user
> documentation, with a little more detail on what it means in practice
> (chapters, languages, late probing, etc.).
>

Thanks for having a look! I've updated the user-docs in the patch.
Please let me know if something requires more details.

Regards,
Stan.

> Regards,
>
> --
>   Nicolas George


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