On Fri, Aug 09, 2019 at 10:50:10AM +0800, myp...@gmail.com wrote:
> On Fri, Aug 9, 2019 at 10:36 AM <lance.lmw...@gmail.com> wrote:
> >
> > From: Limin Wang <lance.lmw...@gmail.com>
> >
> > show real information instead of the unknown side data type message for
> > HDR10 stream
> >
> > Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
> > ---
> > libavfilter/vf_showinfo.c | 12 ++++++++++++
> > 1 file changed, 12 insertions(+)
> >
> > diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
> > index 9fa322e404..3c13f11524 100644
> > --- a/libavfilter/vf_showinfo.c
> > +++ b/libavfilter/vf_showinfo.c
> > @@ -160,6 +160,15 @@ static void dump_mastering_display(AVFilterContext
> > *ctx, AVFrameSideData *sd)
> > av_q2d(mastering_display->min_luminance),
> > av_q2d(mastering_display->max_luminance));
> > }
> >
> > +static void dump_content_light_metadata(AVFilterContext *ctx,
> > AVFrameSideData *sd)
> > +{
> > + AVContentLightMetadata* metadata = (AVContentLightMetadata*)sd->data;
> > +
> Add invaild data check? other part is Ok for me
IMO, the medata memory is allocate by
av_content_light_metadata_create_side_data() api, it's valid already,
there is no need to check the size.
> > + av_log(ctx, AV_LOG_INFO, "Content Light Level information: "
> > + "MaxCLL=%d, MaxFALL=%d",
> > + metadata->MaxCLL, metadata->MaxFALL);
> > +}
> > +
> > static void dump_color_property(AVFilterContext *ctx, AVFrame *frame)
> > {
> > const char *color_range_str =
> > av_color_range_name(frame->color_range);
> > @@ -301,6 +310,9 @@ static int filter_frame(AVFilterLink *inlink, AVFrame
> > *frame)
> > case AV_FRAME_DATA_MASTERING_DISPLAY_METADATA:
> > dump_mastering_display(ctx, sd);
> > break;
> > + case AV_FRAME_DATA_CONTENT_LIGHT_LEVEL:
> > + dump_content_light_metadata(ctx, sd);
> > + break;
> > default:
> > av_log(ctx, AV_LOG_WARNING, "unknown side data type %d (%d
> > bytes)",
> > sd->type, sd->size);
> > --
> > 2.21.0
> >
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