[FFmpeg-devel] [PATCH v2 1/5] avcodec/d3d12va_vp9: fix vp9 max_num_refs value

[Xiang, Haihao]

On Do, 2023-12-28 at 11:10 +0800, Tong Wu wrote:
> Previous max_num_refs was based on pp.frame_refs plus 1 and it could possibly
> reaches the size limit. Actually it should be the size of pp.ref_frame_map
> plus 1.
> 
> Signed-off-by: Tong Wu <tong1.wu at intel.com>
> ---
>  libavcodec/d3d12va_vp9.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/libavcodec/d3d12va_vp9.c b/libavcodec/d3d12va_vp9.c
> index bb94e18781..d6dfc905d9 100644
> --- a/libavcodec/d3d12va_vp9.c
> +++ b/libavcodec/d3d12va_vp9.c
> @@ -148,7 +148,7 @@ static int d3d12va_vp9_decode_init(AVCodecContext *avctx)
>          break;
>      };
>  
> -    ctx->max_num_ref = FF_ARRAY_ELEMS(pp.frame_refs) + 1;
> +    ctx->max_num_ref = FF_ARRAY_ELEMS(pp.ref_frame_map) + 1;
>  
>      return ff_d3d12va_decode_init(avctx);
>  }

LGTM, will apply if there are no objections

Thanks
Haihao