[FFmpeg-devel] [PATCH] avformat/movenc: Write auxi box for animated AVIF with alpha

Vignesh Venkatasubramanian vigneshv at google.com
Wed Sep 21 00:17:36 EEST 2022


On Tue, Sep 20, 2022 at 12:38 PM James Zern <jzern at google.com> wrote:
>
> On Mon, Sep 19, 2022 at 4:03 PM Vignesh Venkatasubramanian
> <vigneshv-at-google.com at ffmpeg.org> wrote:
> >
> > According to the HEIF specification Section 7.5.3.1, tracks with
>
> It might be worth adding ISO/IEC 23008-12 for added precision.
>

Done.

> > handler_type 'auxv' must contain a 'auxi' box in its
> > SampleEntry to notify the nature of the auxiliary track to the
> > decoder.
> >
> > The content is the same as the 'auxC' box. So paramterize and re-use
>
> parameterize
>

oops, fixed.

> > the existing function.
> >
> > Signed-off-by: Vignesh Venkatasubramanian <vigneshv at google.com>
> > ---
> >  libavformat/movenc.c | 27 +++++++++++++++------------
> >  1 file changed, 15 insertions(+), 12 deletions(-)
> >
>
> lgtm.



-- 
Vignesh


More information about the ffmpeg-devel mailing list