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

James Zern jzern at google.com
Fri Sep 23 00:12:05 EEST 2022


On Wed, Sep 21, 2022 at 12:14 PM James Zern <jzern at google.com> wrote:
>
> On Tue, Sep 20, 2022 at 2:17 PM Vignesh Venkatasubramanian
> <vigneshv-at-google.com at ffmpeg.org> wrote:
> >
> > According to the HEIF specification (ISO/IEC 23008-12) Section
> > 7.5.3.1, tracks with 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 parameterize and re-use
> > the existing function.
> >
> > Signed-off-by: Vignesh Venkatasubramanian <vigneshv at google.com>
> > ---
> >  libavformat/movenc.c | 27 +++++++++++++++------------
> >  1 file changed, 15 insertions(+), 12 deletions(-)
> >
>
> lgtm.

applied.


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