[Mesa-dev] [PATCH 2/6 v3] g3dvl: Get rid of video_buffer.sampler_view_components

Maarten Lankhorst m.b.lankhorst at gmail.com
Thu Dec 8 02:48:11 PST 2011


No point in having it when just having sampler_view_planes is good enough. 

Signed-off-by: Maarten Lankhorst <m.b.lankhorst at gmail.com>

---
Changes since v2:
- fixed borked ureg_MOV, I have no idea how it worked when I tested this
  on r600 to begin with, it renders correctly now with XvMC acceleration
  for softpipe and llvmpipe, with MOCOMP. IDCT still seems to be broken,
  but that was the case before this patch, too.
- TGSI_WRITEMASK_Y|TGSI_WRITEMASK_Z -> TGSI_WRITEMASK_YZ

Changes since v1:
- increase nouveau_video_buffer sampler_view_planes array size to 3,
  which is the only valid size, since all planes are tested against null
- Fixed vl_mc_render_ref

 src/gallium/auxiliary/vl/vl_compositor.c     |   36 ++++++++++++++-----
 src/gallium/auxiliary/vl/vl_compositor.h     |    2 +-
 src/gallium/auxiliary/vl/vl_mc.c             |   29 +++++++++++++---
 src/gallium/auxiliary/vl/vl_mc.h             |    4 +-
 src/gallium/auxiliary/vl/vl_mpeg12_decoder.c |    2 +-
 src/gallium/auxiliary/vl/vl_video_buffer.c   |   46 +++----------------------
 src/gallium/auxiliary/vl/vl_video_buffer.h   |    1 -
 src/gallium/drivers/nouveau/nouveau_video.c  |   48 +++-----------------------
 src/gallium/drivers/nouveau/nouveau_video.h  |    5 +--
 src/gallium/include/pipe/p_video_decoder.h   |    5 ---
 10 files changed, 66 insertions(+), 112 deletions(-)

diff --git a/src/gallium/auxiliary/vl/vl_compositor.c b/src/gallium/auxiliary/vl/vl_compositor.c
index 322ef8e..fff4340 100644
--- a/src/gallium/auxiliary/vl/vl_compositor.c
+++ b/src/gallium/auxiliary/vl/vl_compositor.c
@@ -71,7 +71,7 @@ create_vert_shader(struct vl_compositor *c)
 }
 
 static void *
-create_frag_shader_video_buffer(struct vl_compositor *c)
+create_frag_shader_video_buffer(struct vl_compositor *c, unsigned planes)
 {
    struct ureg_program *shader;
    struct ureg_src tc;
@@ -88,7 +88,8 @@ create_frag_shader_video_buffer(struct vl_compositor *c)
    tc = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, 1, TGSI_INTERPOLATE_LINEAR);
    for (i = 0; i < 3; ++i) {
       csc[i] = ureg_DECL_constant(shader, i);
-      sampler[i] = ureg_DECL_sampler(shader, i);
+      if (i < planes)
+         sampler[i] = ureg_DECL_sampler(shader, i);
    }
    texel = ureg_DECL_temporary(shader);
    fragment = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, 0);
@@ -97,8 +98,13 @@ create_frag_shader_video_buffer(struct vl_compositor *c)
     * texel.xyz = tex(tc, sampler[i])
     * fragment = csc * texel
     */
-   for (i = 0; i < 3; ++i)
-      ureg_TEX(shader, ureg_writemask(texel, TGSI_WRITEMASK_X << i), TGSI_TEXTURE_2D, tc, sampler[i]);
+   if (planes == 2) {
+      ureg_TEX(shader, ureg_writemask(texel, TGSI_WRITEMASK_X), TGSI_TEXTURE_2D, tc, sampler[0]);
+      ureg_TEX(shader, ureg_writemask(texel, TGSI_WRITEMASK_YZ), TGSI_TEXTURE_2D, tc, sampler[1]);
+   } else {
+      for (i = 0; i < 3; ++i)
+         ureg_TEX(shader, ureg_writemask(texel, TGSI_WRITEMASK_X << i), TGSI_TEXTURE_2D, tc, sampler[i]);
+   }
 
    ureg_MOV(shader, ureg_writemask(texel, TGSI_WRITEMASK_W), ureg_imm1f(shader, 1.0f));
 
@@ -198,9 +204,14 @@ init_shaders(struct vl_compositor *c)
       return false;
    }
 
-   c->fs_video_buffer = create_frag_shader_video_buffer(c);
-   if (!c->fs_video_buffer) {
-      debug_printf("Unable to create YCbCr-to-RGB fragment shader.\n");
+   c->fs_video_buffer2 = create_frag_shader_video_buffer(c, 2);
+   if (!c->fs_video_buffer2) {
+      debug_printf("Unable to create YCbCr-to-RGB fragment shader for 2 planes.\n");
+      return false;
+   }
+   c->fs_video_buffer3 = create_frag_shader_video_buffer(c, 3);
+   if (!c->fs_video_buffer3) {
+      debug_printf("Unable to create YCbCr-to-RGB fragment shader for 3 planes.\n");
       return false;
    }
 
@@ -230,7 +241,8 @@ static void cleanup_shaders(struct vl_compositor *c)
    assert(c);
 
    c->pipe->delete_vs_state(c->pipe, c->vs);
-   c->pipe->delete_fs_state(c->pipe, c->fs_video_buffer);
+   c->pipe->delete_fs_state(c->pipe, c->fs_video_buffer2);
+   c->pipe->delete_fs_state(c->pipe, c->fs_video_buffer3);
    c->pipe->delete_fs_state(c->pipe, c->fs_palette.yuv);
    c->pipe->delete_fs_state(c->pipe, c->fs_palette.rgb);
    c->pipe->delete_fs_state(c->pipe, c->fs_rgba);
@@ -644,13 +656,17 @@ vl_compositor_set_buffer_layer(struct vl_compositor *c,
    assert(layer < VL_COMPOSITOR_MAX_LAYERS);
 
    c->used_layers |= 1 << layer;
-   c->layers[layer].fs = c->fs_video_buffer;
 
-   sampler_views = buffer->get_sampler_view_components(buffer);
+   sampler_views = buffer->get_sampler_view_planes(buffer);
    for (i = 0; i < 3; ++i) {
       c->layers[layer].samplers[i] = c->sampler_linear;
       pipe_sampler_view_reference(&c->layers[layer].sampler_views[i], sampler_views[i]);
    }
+   if (sampler_views[2])
+      c->layers[layer].fs = c->fs_video_buffer3;
+   else
+      c->layers[layer].fs = c->fs_video_buffer2;
+   assert(sampler_views[1]);
 
    calc_src_and_dst(&c->layers[layer], buffer->width, buffer->height,
                     src_rect ? *src_rect : default_rect(&c->layers[layer]),
diff --git a/src/gallium/auxiliary/vl/vl_compositor.h b/src/gallium/auxiliary/vl/vl_compositor.h
index f60f7da..cc91c2b 100644
--- a/src/gallium/auxiliary/vl/vl_compositor.h
+++ b/src/gallium/auxiliary/vl/vl_compositor.h
@@ -73,7 +73,7 @@ struct vl_compositor
    void *vertex_elems_state;
 
    void *vs;
-   void *fs_video_buffer;
+   void *fs_video_buffer2, *fs_video_buffer3;
    void *fs_rgba;
 
    struct {
diff --git a/src/gallium/auxiliary/vl/vl_mc.c b/src/gallium/auxiliary/vl/vl_mc.c
index 9534a8f..fa80f64 100644
--- a/src/gallium/auxiliary/vl/vl_mc.c
+++ b/src/gallium/auxiliary/vl/vl_mc.c
@@ -31,6 +31,7 @@
 
 #include "util/u_sampler.h"
 #include "util/u_draw.h"
+#include "util/u_format.h"
 
 #include "tgsi/tgsi_ureg.h"
 
@@ -153,7 +154,7 @@ create_ref_vert_shader(struct vl_mc *r)
 }
 
 static void *
-create_ref_frag_shader(struct vl_mc *r)
+create_ref_frag_shader(struct vl_mc *r, unsigned cbcr)
 {
    const float y_scale =
       r->buffer_height / 2 *
@@ -211,7 +212,15 @@ create_ref_frag_shader(struct vl_mc *r)
    ureg_fixup_label(shader, label, ureg_get_instruction_number(shader));
    ureg_ENDIF(shader);
 
-   ureg_TEX(shader, ureg_writemask(fragment, TGSI_WRITEMASK_XYZ), TGSI_TEXTURE_2D, ureg_src(ref), sampler);
+   if (!cbcr) {
+      ureg_TEX(shader, ureg_writemask(fragment, TGSI_WRITEMASK_XYZ), TGSI_TEXTURE_2D, ureg_src(ref), sampler);
+   } else {
+      struct ureg_dst color = ureg_DECL_temporary(shader);
+      ureg_TEX(shader, ureg_writemask(color, TGSI_WRITEMASK_YZ), TGSI_TEXTURE_2D, ureg_src(ref), sampler);
+      ureg_MOV(shader, ureg_writemask(fragment, TGSI_WRITEMASK_XY),
+               ureg_swizzle(ureg_src(color), TGSI_SWIZZLE_Y, TGSI_SWIZZLE_Z, TGSI_SWIZZLE_Z, TGSI_SWIZZLE_Z));
+      ureg_release_temporary(shader, color);
+   }
 
    ureg_release_temporary(shader, ref);
 
@@ -499,9 +508,12 @@ vl_mc_init(struct vl_mc *renderer, struct pipe_context *pipe,
    if (!renderer->vs_ycbcr)
       goto error_vs_ycbcr;
 
-   renderer->fs_ref = create_ref_frag_shader(renderer);
+   renderer->fs_ref = create_ref_frag_shader(renderer, 0);
    if (!renderer->fs_ref)
       goto error_fs_ref;
+   renderer->fs_ref_cbcr = create_ref_frag_shader(renderer, 1);
+   if (!renderer->fs_ref_cbcr)
+      goto error_fs_ref_cbcr;
 
    renderer->fs_ycbcr = create_ycbcr_frag_shader(renderer, scale, false, fs_callback, callback_priv);
    if (!renderer->fs_ycbcr)
@@ -516,6 +528,9 @@ vl_mc_init(struct vl_mc *renderer, struct pipe_context *pipe,
 error_fs_ycbcr_sub:
    renderer->pipe->delete_fs_state(renderer->pipe, renderer->fs_ycbcr);
 
+error_fs_ref_cbcr:
+   renderer->pipe->delete_fs_state(renderer->pipe, renderer->fs_ref_cbcr);
+
 error_fs_ycbcr:
    renderer->pipe->delete_fs_state(renderer->pipe, renderer->fs_ref);
 
@@ -541,6 +556,7 @@ vl_mc_cleanup(struct vl_mc *renderer)
 
    renderer->pipe->delete_vs_state(renderer->pipe, renderer->vs_ref);
    renderer->pipe->delete_vs_state(renderer->pipe, renderer->vs_ycbcr);
+   renderer->pipe->delete_fs_state(renderer->pipe, renderer->fs_ref_cbcr);
    renderer->pipe->delete_fs_state(renderer->pipe, renderer->fs_ref);
    renderer->pipe->delete_fs_state(renderer->pipe, renderer->fs_ycbcr);
    renderer->pipe->delete_fs_state(renderer->pipe, renderer->fs_ycbcr_sub);
@@ -607,7 +623,7 @@ prepare_pipe_4_rendering(struct vl_mc_buffer *buffer, unsigned mask)
 }
 
 void
-vl_mc_render_ref(struct vl_mc_buffer *buffer, struct pipe_sampler_view *ref)
+vl_mc_render_ref(struct vl_mc_buffer *buffer, struct pipe_sampler_view *ref, unsigned plane)
 {
    struct vl_mc *renderer;
 
@@ -618,7 +634,10 @@ vl_mc_render_ref(struct vl_mc_buffer *buffer, struct pipe_sampler_view *ref)
    renderer = buffer->renderer;
 
    renderer->pipe->bind_vs_state(renderer->pipe, renderer->vs_ref);
-   renderer->pipe->bind_fs_state(renderer->pipe, renderer->fs_ref);
+   if (plane == 1 && util_format_get_nr_components(ref->format) == 2)
+      renderer->pipe->bind_fs_state(renderer->pipe, renderer->fs_ref_cbcr);
+   else
+      renderer->pipe->bind_fs_state(renderer->pipe, renderer->fs_ref);
 
    renderer->pipe->set_fragment_sampler_views(renderer->pipe, 1, &ref);
    renderer->pipe->bind_fragment_sampler_states(renderer->pipe, 1, &renderer->sampler_ref);
diff --git a/src/gallium/auxiliary/vl/vl_mc.h b/src/gallium/auxiliary/vl/vl_mc.h
index 081562a..3f67810 100644
--- a/src/gallium/auxiliary/vl/vl_mc.h
+++ b/src/gallium/auxiliary/vl/vl_mc.h
@@ -53,7 +53,7 @@ struct vl_mc
    void *blend_add[VL_MC_NUM_BLENDERS];
    void *blend_sub[VL_MC_NUM_BLENDERS];
    void *vs_ref, *vs_ycbcr;
-   void *fs_ref, *fs_ycbcr, *fs_ycbcr_sub;
+   void *fs_ref, *fs_ref_cbcr, *fs_ycbcr, *fs_ycbcr_sub;
    void *sampler_ref;
 };
 
@@ -92,7 +92,7 @@ void vl_mc_cleanup_buffer(struct vl_mc_buffer *buffer);
 
 void vl_mc_set_surface(struct vl_mc_buffer *buffer, struct pipe_surface *surface);
 
-void vl_mc_render_ref(struct vl_mc_buffer *buffer, struct pipe_sampler_view *ref);
+void vl_mc_render_ref(struct vl_mc_buffer *buffer, struct pipe_sampler_view *ref, unsigned plane);
 
 void vl_mc_render_ycbcr(struct vl_mc_buffer *buffer, unsigned component, unsigned num_instances);
 
diff --git a/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c b/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c
index 2442d78..6216d5e 100644
--- a/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c
+++ b/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c
@@ -744,7 +744,7 @@ vl_mpeg12_end_frame(struct pipe_video_decoder *decoder)
          vb[2] = vl_vb_get_mv(&buf->vertex_stream, j);;
          dec->base.context->set_vertex_buffers(dec->base.context, 3, vb);
 
-         vl_mc_render_ref(&buf->mc[i], dec->ref_frames[j][i]);
+         vl_mc_render_ref(&buf->mc[i], dec->ref_frames[j][i], i);
       }
    }
 
diff --git a/src/gallium/auxiliary/vl/vl_video_buffer.c b/src/gallium/auxiliary/vl/vl_video_buffer.c
index 6d714d4..a95a1dd 100644
--- a/src/gallium/auxiliary/vl/vl_video_buffer.c
+++ b/src/gallium/auxiliary/vl/vl_video_buffer.c
@@ -109,7 +109,6 @@ vl_video_buffer_destroy(struct pipe_video_buffer *buffer)
    for (i = 0; i < VL_MAX_PLANES; ++i) {
       pipe_surface_reference(&buf->surfaces[i], NULL);
       pipe_sampler_view_reference(&buf->sampler_view_planes[i], NULL);
-      pipe_sampler_view_reference(&buf->sampler_view_components[i], NULL);
       pipe_resource_reference(&buf->resources[i], NULL);
    }
 
@@ -135,6 +134,11 @@ vl_video_buffer_sampler_view_planes(struct pipe_video_buffer *buffer)
 
          if (util_format_get_nr_components(buf->resources[i]->format) == 1)
             sv_templ.swizzle_r = sv_templ.swizzle_g = sv_templ.swizzle_b = sv_templ.swizzle_a = PIPE_SWIZZLE_RED;
+         else if (buf->resources[i]->format == PIPE_FORMAT_R8G8_UNORM) {
+            sv_templ.swizzle_b = sv_templ.swizzle_g;
+            sv_templ.swizzle_g = sv_templ.swizzle_r;
+            assert(i == 1);
+         }
 
          buf->sampler_view_planes[i] = pipe->create_sampler_view(pipe, buf->resources[i], &sv_templ);
          if (!buf->sampler_view_planes[i])
@@ -151,45 +155,6 @@ error:
    return NULL;
 }
 
-static struct pipe_sampler_view **
-vl_video_buffer_sampler_view_components(struct pipe_video_buffer *buffer)
-{
-   struct vl_video_buffer *buf = (struct vl_video_buffer *)buffer;
-   struct pipe_sampler_view sv_templ;
-   struct pipe_context *pipe;
-   unsigned i, j, component;
-
-   assert(buf);
-
-   pipe = buf->base.context;
-
-   for (component = 0, i = 0; i < buf->num_planes; ++i ) {
-      unsigned nr_components = util_format_get_nr_components(buf->resources[i]->format);
-
-      for (j = 0; j < nr_components; ++j, ++component) {
-         assert(component < VL_MAX_PLANES);
-
-         if (!buf->sampler_view_components[component]) {
-            memset(&sv_templ, 0, sizeof(sv_templ));
-            u_sampler_view_default_template(&sv_templ, buf->resources[i], buf->resources[i]->format);
-            sv_templ.swizzle_r = sv_templ.swizzle_g = sv_templ.swizzle_b = PIPE_SWIZZLE_RED + j;
-            sv_templ.swizzle_a = PIPE_SWIZZLE_ONE;
-            buf->sampler_view_components[component] = pipe->create_sampler_view(pipe, buf->resources[i], &sv_templ);
-            if (!buf->sampler_view_components[component])
-               goto error;
-         }
-      }
-   }
-
-   return buf->sampler_view_components;
-
-error:
-   for (i = 0; i < VL_MAX_PLANES; ++i )
-      pipe_sampler_view_reference(&buf->sampler_view_components[i], NULL);
-
-   return NULL;
-}
-
 static struct pipe_surface **
 vl_video_buffer_surfaces(struct pipe_video_buffer *buffer)
 {
@@ -279,7 +244,6 @@ vl_video_buffer_create_ex(struct pipe_context *pipe,
    buffer->base.context = pipe;
    buffer->base.destroy = vl_video_buffer_destroy;
    buffer->base.get_sampler_view_planes = vl_video_buffer_sampler_view_planes;
-   buffer->base.get_sampler_view_components = vl_video_buffer_sampler_view_components;
    buffer->base.get_surfaces = vl_video_buffer_surfaces;
    buffer->base.chroma_format = chroma_format;
    buffer->base.width = width;
diff --git a/src/gallium/auxiliary/vl/vl_video_buffer.h b/src/gallium/auxiliary/vl/vl_video_buffer.h
index 8c80b36..c07cfce 100644
--- a/src/gallium/auxiliary/vl/vl_video_buffer.h
+++ b/src/gallium/auxiliary/vl/vl_video_buffer.h
@@ -44,7 +44,6 @@ struct vl_video_buffer
    unsigned                 num_planes;
    struct pipe_resource     *resources[VL_MAX_PLANES];
    struct pipe_sampler_view *sampler_view_planes[VL_MAX_PLANES];
-   struct pipe_sampler_view *sampler_view_components[VL_MAX_PLANES];
    struct pipe_surface      *surfaces[VL_MAX_PLANES];
 };
 
diff --git a/src/gallium/drivers/nouveau/nouveau_video.c b/src/gallium/drivers/nouveau/nouveau_video.c
index 162e1aa..1144be2 100644
--- a/src/gallium/drivers/nouveau/nouveau_video.c
+++ b/src/gallium/drivers/nouveau/nouveau_video.c
@@ -668,6 +668,11 @@ nouveau_video_buffer_sampler_view_planes(struct pipe_video_buffer *buffer)
 
          if (util_format_get_nr_components(buf->resources[i]->format) == 1)
             sv_templ.swizzle_r = sv_templ.swizzle_g = sv_templ.swizzle_b = sv_templ.swizzle_a = PIPE_SWIZZLE_RED;
+         else {
+            sv_templ.swizzle_b = sv_templ.swizzle_g;
+            sv_templ.swizzle_g = sv_templ.swizzle_r;
+            assert(i == 1);
+         }
 
          buf->sampler_view_planes[i] = pipe->create_sampler_view(pipe, buf->resources[i], &sv_templ);
          if (!buf->sampler_view_planes[i])
@@ -684,45 +689,6 @@ error:
    return NULL;
 }
 
-static struct pipe_sampler_view **
-nouveau_video_buffer_sampler_view_components(struct pipe_video_buffer *buffer)
-{
-   struct nouveau_video_buffer *buf = (struct nouveau_video_buffer *)buffer;
-   struct pipe_sampler_view sv_templ;
-   struct pipe_context *pipe;
-   unsigned i, j, component;
-
-   assert(buf);
-
-   pipe = buf->base.context;
-
-   for (component = 0, i = 0; i < buf->num_planes; ++i ) {
-      unsigned nr_components = util_format_get_nr_components(buf->resources[i]->format);
-
-      for (j = 0; j < nr_components; ++j, ++component) {
-         assert(component < VL_MAX_PLANES);
-
-         if (!buf->sampler_view_components[component]) {
-            memset(&sv_templ, 0, sizeof(sv_templ));
-            u_sampler_view_default_template(&sv_templ, buf->resources[i], buf->resources[i]->format);
-            sv_templ.swizzle_r = sv_templ.swizzle_g = sv_templ.swizzle_b = PIPE_SWIZZLE_RED + j;
-            sv_templ.swizzle_a = PIPE_SWIZZLE_ONE;
-            buf->sampler_view_components[component] = pipe->create_sampler_view(pipe, buf->resources[i], &sv_templ);
-            if (!buf->sampler_view_components[component])
-               goto error;
-         }
-      }
-   }
-
-   return buf->sampler_view_components;
-
-error:
-   for (i = 0; i < 3; ++i )
-      pipe_sampler_view_reference(&buf->sampler_view_components[i], NULL);
-
-   return NULL;
-}
-
 static struct pipe_surface **
 nouveau_video_buffer_surfaces(struct pipe_video_buffer *buffer)
 {
@@ -766,11 +732,8 @@ nouveau_video_buffer_destroy(struct pipe_video_buffer *buffer)
    for (i = 0; i < buf->num_planes; ++i) {
       pipe_surface_reference(&buf->surfaces[i], NULL);
       pipe_sampler_view_reference(&buf->sampler_view_planes[i], NULL);
-      pipe_sampler_view_reference(&buf->sampler_view_components[i], NULL);
       pipe_resource_reference(&buf->resources[i], NULL);
    }
-   for (;i < 3;++i)
-      pipe_sampler_view_reference(&buf->sampler_view_components[i], NULL);
 
    FREE(buffer);
 }
@@ -804,7 +767,6 @@ nouveau_video_buffer_create(struct pipe_context *pipe,
    buffer->base.context = pipe;
    buffer->base.destroy = nouveau_video_buffer_destroy;
    buffer->base.get_sampler_view_planes = nouveau_video_buffer_sampler_view_planes;
-   buffer->base.get_sampler_view_components = nouveau_video_buffer_sampler_view_components;
    buffer->base.get_surfaces = nouveau_video_buffer_surfaces;
    buffer->base.chroma_format = chroma_format;
    buffer->base.width = width;
diff --git a/src/gallium/drivers/nouveau/nouveau_video.h b/src/gallium/drivers/nouveau/nouveau_video.h
index c6875c3..489ff5b 100644
--- a/src/gallium/drivers/nouveau/nouveau_video.h
+++ b/src/gallium/drivers/nouveau/nouveau_video.h
@@ -8,9 +8,8 @@ struct nouveau_video_buffer {
    struct pipe_video_buffer base;
    unsigned num_planes;
    struct pipe_resource     *resources[2];
-   struct pipe_sampler_view *sampler_view_planes[2];
-   struct pipe_sampler_view *sampler_view_components[3];
-   struct pipe_surface      *surfaces[2];
+   struct pipe_sampler_view *sampler_view_planes[3];
+   struct pipe_surface      *surfaces[3];
 };
 
 struct nouveau_decoder {
diff --git a/src/gallium/include/pipe/p_video_decoder.h b/src/gallium/include/pipe/p_video_decoder.h
index 40b7dcd..034b860 100644
--- a/src/gallium/include/pipe/p_video_decoder.h
+++ b/src/gallium/include/pipe/p_video_decoder.h
@@ -153,11 +153,6 @@ struct pipe_video_buffer
    struct pipe_sampler_view **(*get_sampler_view_planes)(struct pipe_video_buffer *buffer);
 
    /**
-    * get a individual sampler view for each component
-    */
-   struct pipe_sampler_view **(*get_sampler_view_components)(struct pipe_video_buffer *buffer);
-
-   /**
     * get a individual surfaces for each plane
     */
    struct pipe_surface **(*get_surfaces)(struct pipe_video_buffer *buffer);
-- 
1.7.7.4





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