[Mesa-dev] [PATCH 1/6] vl/compositor: make a helper function for YUV deinterlacing

[Christian König]

Am 29.08.2017 um 05:23 schrieb Leo Liu:
> The similar function is in OMX, and only used by OMX. Now have it
> to vl/compositor for other state tracker to use later.
>
> Signed-off-by: Leo Liu <leo.liu at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com> for the entire 
series.

> ---
>   src/gallium/auxiliary/vl/vl_compositor.c | 31 +++++++++++++++++++++++++++++++
>   src/gallium/auxiliary/vl/vl_compositor.h |  9 +++++++++
>   2 files changed, 40 insertions(+)
>
> diff --git a/src/gallium/auxiliary/vl/vl_compositor.c b/src/gallium/auxiliary/vl/vl_compositor.c
> index a79bf11264..6963a56507 100644
> --- a/src/gallium/auxiliary/vl/vl_compositor.c
> +++ b/src/gallium/auxiliary/vl/vl_compositor.c
> @@ -1215,6 +1215,37 @@ vl_compositor_render(struct vl_compositor_state *s,
>      draw_layers(c, s, dirty_area);
>   }
>   
> +void
> +vl_compositor_yuv_deint(struct vl_compositor_state *s,
> +                        struct vl_compositor *c,
> +                        struct pipe_video_buffer *src,
> +                        struct pipe_video_buffer *dst)
> +{
> +   struct pipe_surface **dst_surfaces;
> +   struct u_rect dst_rect;
> +
> +   dst_surfaces = dst->get_surfaces(dst);
> +   vl_compositor_clear_layers(s);
> +
> +   dst_rect.x0 = 0;
> +   dst_rect.x1 = src->width;
> +   dst_rect.y0 = 0;
> +   dst_rect.y1 = src->height;
> +
> +   vl_compositor_set_yuv_layer(s, c, 0, src, NULL, NULL, true);
> +   vl_compositor_set_layer_dst_area(s, 0, &dst_rect);
> +   vl_compositor_render(s, c, dst_surfaces[0], NULL, false);
> +
> +   dst_rect.x1 /= 2;
> +   dst_rect.y1 /= 2;
> +
> +   vl_compositor_set_yuv_layer(s, c, 0, src, NULL, NULL, false);
> +   vl_compositor_set_layer_dst_area(s, 0, &dst_rect);
> +   vl_compositor_render(s, c, dst_surfaces[1], NULL, false);
> +
> +   s->pipe->flush(s->pipe, NULL, 0);
> +}
> +
>   bool
>   vl_compositor_init(struct vl_compositor *c, struct pipe_context *pipe)
>   {
> diff --git a/src/gallium/auxiliary/vl/vl_compositor.h b/src/gallium/auxiliary/vl/vl_compositor.h
> index 535abb75cd..88a54efdb8 100644
> --- a/src/gallium/auxiliary/vl/vl_compositor.h
> +++ b/src/gallium/auxiliary/vl/vl_compositor.h
> @@ -276,4 +276,13 @@ vl_compositor_cleanup(struct vl_compositor *compositor);
>   void
>   vl_compositor_cleanup_state(struct vl_compositor_state *state);
>   
> +/**
> + * deinterlace yuv buffer
> + */
> +void
> +vl_compositor_yuv_deint(struct vl_compositor_state *state,
> +                        struct vl_compositor *compositor,
> +                        struct pipe_video_buffer *src,
> +                        struct pipe_video_buffer *dst);
> +
>   #endif /* vl_compositor_h */