[Mesa-dev] [PATCH] st/vdpau: change the order in which filters are applied

[Nayan Deshmukh]

Apply the median and matrix filter before the compostioning
we apply the deinterlacing first to avoid the extra overhead
in processing the past and the future surfaces in deinterlacing.

Signed-off-by: Nayan Deshmukh <nayan26deshmukh at gmail.com>
---
 src/gallium/state_trackers/vdpau/mixer.c | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/src/gallium/state_trackers/vdpau/mixer.c b/src/gallium/state_trackers/vdpau/mixer.c
index cb0ef03..c280bef 100644
--- a/src/gallium/state_trackers/vdpau/mixer.c
+++ b/src/gallium/state_trackers/vdpau/mixer.c
@@ -240,8 +240,8 @@ VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
    struct u_rect rect, clip, *prect, dirty_area;
    unsigned i, layer = 0;
    struct pipe_video_buffer *video_buffer;
-   struct pipe_sampler_view *sampler_view;
-   struct pipe_surface *surface;
+   struct pipe_sampler_view *sampler_view, **sampler_views;
+   struct pipe_surface *surface, **surfaces;
 
    vlVdpVideoMixer *vmixer;
    vlVdpSurface *surf;
@@ -325,6 +325,19 @@ VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
       }
    }
 
+   surfaces = video_buffer->get_surfaces(video_buffer);
+   sampler_views = video_buffer->get_sampler_view_components(video_buffer);
+
+   for(i = 0; i < VL_NUM_COMPONENTS ; ++i) {
+      if (vmixer->noise_reduction.filter)
+         vl_median_filter_render(vmixer->noise_reduction.filter,
+                                 sampler_views[i], surfaces[i]);
+
+      if (vmixer->sharpness.filter)
+         vl_matrix_filter_render(vmixer->sharpness.filter,
+                                 sampler_views[i], surfaces[i]);
+   }
+
    prect = RectToPipe(video_source_rect, &rect);
    if (!prect) {
       rect.x0 = 0;
@@ -394,14 +407,6 @@ VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
    else {
       vl_compositor_render(&vmixer->cstate, compositor, surface, &dirty_area, true);
 
-      if (vmixer->noise_reduction.filter)
-         vl_median_filter_render(vmixer->noise_reduction.filter,
-                                 sampler_view, surface);
-
-      if (vmixer->sharpness.filter)
-         vl_matrix_filter_render(vmixer->sharpness.filter,
-                                 sampler_view, surface);
-
       if (vmixer->bicubic.filter)
          vl_bicubic_filter_render(vmixer->bicubic.filter,
                                  sampler_view, dst->surface,
-- 
2.7.4