On Sat, Apr 20, 2024 at 11:50 AM Nuo Mi <nuomi2...@gmail.com> wrote:
>
> On Fri, Apr 19, 2024 at 9:55 PM Jun Zhao <myp...@gmail.com> wrote:
>
> > From: Jun Zhao <mypopy...@gmail.com>
> >
> > has_b_frames used in decoder for size of the frame reordering
> > buffer, setting this field from dpb_max_num_reorder_pics.
> >
> > Signed-off-by: Jun Zhao <barryjz...@tencent.com>
> > ---
> > libavcodec/vvc_parser.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/libavcodec/vvc_parser.c b/libavcodec/vvc_parser.c
> > index a0e10e1a7c..5373875aae 100644
> > --- a/libavcodec/vvc_parser.c
> > +++ b/libavcodec/vvc_parser.c
> > @@ -185,8 +185,8 @@ static void set_parser_ctx(AVCodecParserContext *s,
> > AVCodecContext *avctx,
> > avctx->color_range =
> > sps->vui.vui_full_range_flag ? AVCOL_RANGE_JPEG :
> > AVCOL_RANGE_MPEG;
> >
> > - avctx->has_b_frames = (sps->sps_max_sublayers_minus1 + 1) > 2 ? 2 :
> > - sps->sps_max_sublayers_minus1;
> > + avctx->has_b_frames =
> > +
> > sps->sps_dpb_params.dpb_max_num_reorder_pics[sps->sps_max_sublayers_minus1];
> >
> Should we relocate this to the decoder? Other codecs typically set this
> parameter in the decoder.
>
I think the part that needs to be refactored is like the 264/265
decoder, but before the refactoring, we need to fix the issue first.
> thank you
>
> >
> > if (sps->sps_ptl_dpb_hrd_params_present_flag &&
> > sps->sps_timing_hrd_params_present_flag) {
> > --
> > 2.25.1
> >
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