[FFmpeg-devel] [PATCH 01/11] avfilter/overlay_vaapi: use FILTER_SINGLE_PIXFMT

[Xiang, Haihao]

On Mon, 2022-10-10 at 10:54 +0000, softworkz wrote:
> From: softworkz <softworkz at hotmail.com>
> 
> Signed-off-by: softworkz <softworkz at hotmail.com>
> ---
>  libavfilter/vf_overlay_vaapi.c | 30 +-----------------------------
>  1 file changed, 1 insertion(+), 29 deletions(-)
> 
> diff --git a/libavfilter/vf_overlay_vaapi.c b/libavfilter/vf_overlay_vaapi.c
> index 3e6a0de13f..218daf571f 100644
> --- a/libavfilter/vf_overlay_vaapi.c
> +++ b/libavfilter/vf_overlay_vaapi.c
> @@ -38,34 +38,6 @@ typedef struct OverlayVAAPIContext {
>      float            alpha;
>  } OverlayVAAPIContext;
>  
> -static int overlay_vaapi_query_formats(AVFilterContext *ctx)
> -{
> -    int ret;
> -    enum {
> -        MAIN    = 0,
> -        OVERLAY = 1,
> -    };
> -
> -    static const enum AVPixelFormat pix_fmts[] = {
> -        AV_PIX_FMT_VAAPI,
> -        AV_PIX_FMT_NONE
> -    };
> -
> -    ret = ff_formats_ref(ff_make_format_list(pix_fmts), &ctx->inputs[MAIN]-
> >outcfg.formats);
> -    if (ret < 0)
> -        return ret;
> -
> -    ret = ff_formats_ref(ff_make_format_list(pix_fmts), &ctx-
> >inputs[OVERLAY]->outcfg.formats);
> -    if (ret < 0)
> -        return ret;
> -
> -    ret = ff_formats_ref(ff_make_format_list(pix_fmts), &ctx->outputs[0]-
> >incfg.formats);
> -    if (ret < 0)
> -        return ret;
> -
> -    return 0;
> -}
> -
>  static int overlay_vaapi_build_filter_params(AVFilterContext *avctx)
>  {
>      VAAPIVPPContext *vpp_ctx   = avctx->priv;
> @@ -418,6 +390,6 @@ const AVFilter ff_vf_overlay_vaapi = {
>      .activate        = &overlay_vaapi_activate,
>      FILTER_INPUTS(overlay_vaapi_inputs),
>      FILTER_OUTPUTS(overlay_vaapi_outputs),
> -    FILTER_QUERY_FUNC(overlay_vaapi_query_formats),
> +    FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VAAPI),
>      .flags_internal  = FF_FILTER_FLAG_HWFRAME_AWARE,
>  };

Patchset LGTM except a nitpicky comment about coding style in patch 09/11. 

Thanks
Haihao