[FFmpeg-devel] [PATCH v3 0/6] webp: add support for animated WebP decoding

[James Zern]

On Thu, Jul 20, 2023 at 4:08 PM Thilo Borgmann <thilo.borgmann at mail.de> wrote:
>
> All issues of v2 fixed. Makes tsan happy now as well.
>
> Patch 5/6 is still there for making changes in lavc/webp reviewable but
> shall be stashed when pushing.
>

This looks to fail fate:
https://patchwork.ffmpeg.org/check/83180/
It seems to regress on still images:
https://www.gstatic.com/webp/gallery3/1_webp_a.webp
[webp @ 0x555880fd3040] [IMGUTILS @ 0x7f34f04a8ce0] Picture size 0x0 is invalid

> -Thilo
>
> Josef Zlomek (2):
>   libavcodec/webp: add support for animated WebP decoding
>   libavformat/webp: add WebP demuxer
>
> Thilo Borgmann (4):
>   avcodec/webp: move definitions into header
>   avcodec/webp: remove unused definitions
>   avcodec/webp_parser: parse each frame into one packet
>   avcodec/webp: make init_canvas_frame static
>
>  Changelog                                   |   2 +
>  doc/demuxers.texi                           |  28 +
>  libavcodec/codec_desc.c                     |   3 +-
>  libavcodec/version.h                        |   2 +-
>  libavcodec/webp.c                           | 714 +++++++++++++++++--
>  libavcodec/webp.h                           |  38 +
>  libavcodec/webp_parser.c                    | 130 ++--
>  libavformat/Makefile                        |   1 +
>  libavformat/allformats.c                    |   1 +
>  libavformat/version.h                       |   2 +-
>  libavformat/webpdec.c                       | 733 ++++++++++++++++++++
>  tests/ref/fate/exif-image-webp              |  12 +-
>  tests/ref/fate/webp-rgb-lena-lossless       |   2 +-
>  tests/ref/fate/webp-rgb-lena-lossless-rgb24 |   2 +-
>  tests/ref/fate/webp-rgb-lossless            |   2 +-
>  tests/ref/fate/webp-rgb-lossy-q80           |   2 +-
>  tests/ref/fate/webp-rgba-lossless           |   2 +-
>  tests/ref/fate/webp-rgba-lossy-q80          |   2 +-
>  18 files changed, 1563 insertions(+), 115 deletions(-)
>  create mode 100644 libavcodec/webp.h
>  create mode 100644 libavformat/webpdec.c
>
> --
> 2.37.1 (Apple Git-137.1)
>
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