[FFmpeg-devel] [PATCH] pthread_frame: Propagate sw_pix_fmt across threads

[Hendrik Leppkes]

On Fri, Mar 31, 2017 at 12:04 AM, Mark Thompson <sw at jkqxz.net> wrote:
> This is required by the VP9 hwaccels (both DXVA2 and VAAPI) when
> threads are enabled.
> ---
>  libavcodec/pthread_frame.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/libavcodec/pthread_frame.c b/libavcodec/pthread_frame.c
> index 5b5f5fb289..4e1ad9d686 100644
> --- a/libavcodec/pthread_frame.c
> +++ b/libavcodec/pthread_frame.c
> @@ -250,6 +250,7 @@ static int update_context_from_thread(AVCodecContext *dst, AVCodecContext *src,
>          dst->width     = src->width;
>          dst->height    = src->height;
>          dst->pix_fmt   = src->pix_fmt;
> +        dst->sw_pix_fmt = src->sw_pix_fmt;
>
>          dst->coded_width  = src->coded_width;
>          dst->coded_height = src->coded_height;
> --
> 2.11.0
>

I can confirm that this fixes DXVA2 VP9 decoding with threads on.

- Hendrik