[FFmpeg-devel] [PATCH] vp9: fix show-existing-frames for multi-threading.

[James Almer]

On 30/04/15 5:03 PM, Ronald S. Bultje wrote:
> This also fixes intra-only MT failures (it was the same bug), see trac
> 4526 and 4527.
> ---
>  libavcodec/vp9.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/libavcodec/vp9.c b/libavcodec/vp9.c
> index d5d8030..71ed4e6 100644
> --- a/libavcodec/vp9.c
> +++ b/libavcodec/vp9.c
> @@ -3752,6 +3752,13 @@ static int vp9_decode_frame(AVCodecContext *ctx, void *frame,
>              return res;
>          ((AVFrame *)frame)->pkt_pts = pkt->pts;
>          ((AVFrame *)frame)->pkt_dts = pkt->dts;
> +        for (i = 0; i < 8; i++) {
> +            if (s->next_refs[i].f->data[0])
> +                ff_thread_release_buffer(ctx, &s->next_refs[i]);
> +            if (s->refs[i].f->data[0] &&
> +                (res = ff_thread_ref_frame(&s->next_refs[i], &s->refs[i])) < 0)
> +                return res;
> +        }
>          *got_frame = 1;
>          return pkt->size;
>      }
> 

LGTM. Tested and works.