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vl/compositor: make a helper function for YUV deinterlacing 

The similar function is in OMX, and only used by OMX. Now have it
moved to vl/compositor for other state tracker to use later.

Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Leo Liu 2017-08-28 20:58:48 -04:00
parent 4bd2bdbb3c
commit a6da7e6c3a
2 changed files with 40 additions and 0 deletions
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31
src/gallium/auxiliary/vl/vl_compositor.c
View File

@ -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)
{

9
src/gallium/auxiliary/vl/vl_compositor.h
View File

@ -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 */