[FFmpeg-devel] [PATCH] lavfi/vf_vpp_qsv: fix duration in pass-through mode

[Xiang, Haihao]

On Ma, 2023-07-24 at 10:36 +0800, Xiang, Haihao wrote:
> From: Haihao Xiang <haihao.xiang at intel.com>
> 
> Signed-off-by: Haihao Xiang <haihao.xiang at intel.com>
> ---
>  libavfilter/vf_vpp_qsv.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/libavfilter/vf_vpp_qsv.c b/libavfilter/vf_vpp_qsv.c
> index 334a86551b..be9bf54743 100644
> --- a/libavfilter/vf_vpp_qsv.c
> +++ b/libavfilter/vf_vpp_qsv.c
> @@ -582,6 +582,11 @@ static int activate(AVFilterContext *ctx)
>              if (in->pts != AV_NOPTS_VALUE)
>                  in->pts = av_rescale_q(in->pts, inlink->time_base, outlink-
> >time_base);
>  
> +            if (outlink->frame_rate.num && outlink->frame_rate.den)
> +                in->duration = av_rescale_q(1, av_inv_q(outlink->frame_rate),
> outlink->time_base);
> +            else
> +                in->duration = 0;
> +
>              ret = ff_filter_frame(outlink, in);
>              if (ret < 0)
>                  return ret;

Will apply

- Haihao