[FFmpeg-devel] [PATCH v6 0/8] avformat: introduce AVStreamGroup

[James Almer]

On 12/5/2023 7:43 PM, James Almer wrote:
> Addressed Anton's comments and added some documentation. Also split the
> common code some more in order to facilitate using it from different
> modules.
> I'm withdrawing the MP4 code for now as i've noticed a bug in the spec
> and reported it. Depending on what happens to that, i'll resubmit it.
> 
> James Almer (8):
>    avutil: introduce an Immersive Audio Model and Formats API
>    avformat: introduce AVStreamGroup
>    ffmpeg: add support for muxing AVStreamGroups
>    avcodec/packet: add IAMF Parameters side data types
>    avcodec/get_bits: add get_leb()
>    avformat/aviobuf: add ffio_read_leb() and ffio_write_leb()
>    avformat: Immersive Audio Model and Formats demuxer
>    avformat: Immersive Audio Model and Formats muxer
> 
>   doc/fftools-common-opts.texi    |   17 +-
>   fftools/ffmpeg.h                |    2 +
>   fftools/ffmpeg_mux_init.c       |  335 ++++++++++
>   fftools/ffmpeg_opt.c            |    2 +
>   libavcodec/avpacket.c           |    3 +
>   libavcodec/bitstream.h          |    2 +
>   libavcodec/bitstream_template.h |   23 +
>   libavcodec/get_bits.h           |   24 +
>   libavcodec/packet.h             |   24 +
>   libavformat/Makefile            |    2 +
>   libavformat/allformats.c        |    2 +
>   libavformat/avformat.c          |  185 +++++-
>   libavformat/avformat.h          |  169 +++++
>   libavformat/avio_internal.h     |   10 +
>   libavformat/aviobuf.c           |   33 +
>   libavformat/dump.c              |  147 +++-
>   libavformat/iamf.c              |  125 ++++
>   libavformat/iamf.h              |  162 +++++
>   libavformat/iamf_parse.c        | 1106 +++++++++++++++++++++++++++++++
>   libavformat/iamf_parse.h        |   38 ++
>   libavformat/iamf_writer.c       |  823 +++++++++++++++++++++++
>   libavformat/iamf_writer.h       |   51 ++
>   libavformat/iamfdec.c           |  495 ++++++++++++++
>   libavformat/iamfenc.c           |  388 +++++++++++
>   libavformat/internal.h          |   33 +
>   libavformat/options.c           |  139 ++++
>   libavutil/Makefile              |    2 +
>   libavutil/iamf.c                |  564 ++++++++++++++++
>   libavutil/iamf.h                |  573 ++++++++++++++++
>   29 files changed, 5445 insertions(+), 34 deletions(-)
>   create mode 100644 libavformat/iamf.c
>   create mode 100644 libavformat/iamf.h
>   create mode 100644 libavformat/iamf_parse.c
>   create mode 100644 libavformat/iamf_parse.h
>   create mode 100644 libavformat/iamf_writer.c
>   create mode 100644 libavformat/iamf_writer.h
>   create mode 100644 libavformat/iamfdec.c
>   create mode 100644 libavformat/iamfenc.c
>   create mode 100644 libavutil/iamf.c
>   create mode 100644 libavutil/iamf.h

Will apply the set (with version bumps and APIChanges/Changelog entries) 
soon unless there are objections.