From a59b6a868e93261a5dd347f281038a253fb6a2fc Mon Sep 17 00:00:00 2001
From: Zhao Halley <halley.zhao@intel.com>
Date: Thu, 19 Jul 2012 12:52:47 +0300
Subject: [PATCH] define RGB layout in static parameter

---
 src/i965_post_processing.c | 48 ++++++++++++++++++++++++++++++++++------------
 src/i965_post_processing.h |  4 ++--
 2 files changed, 38 insertions(+), 14 deletions(-)

diff --git a/src/i965_post_processing.c b/src/i965_post_processing.c
index bc0d9de..aace564 100755
--- a/src/i965_post_processing.c
+++ b/src/i965_post_processing.c
@@ -1059,40 +1059,64 @@ ironlake_pp_pipeline_setup(VADriverContextP ctx,
 }
 
 // update u/v offset when the surface format are packed yuv
-static void i965_update_src_surface_uv_offset(
+static void i965_update_src_surface_static_parameter(
     VADriverContextP    ctx, 
     struct i965_post_processing_context *pp_context,
     const struct i965_surface *surface)
 {
     struct pp_static_parameter *pp_static_parameter = pp_context->pp_static_parameter;
     int fourcc = pp_get_surface_fourcc(ctx, surface);
-    
-    if (fourcc == VA_FOURCC('Y', 'U', 'Y', '2')) {
+
+    switch (fourcc) {
+    case VA_FOURCC('Y', 'U', 'Y', '2'):
         pp_static_parameter->grf1.source_packed_u_offset = 1;
         pp_static_parameter->grf1.source_packed_v_offset = 3;
-    } 
-    else if (fourcc == VA_FOURCC('U', 'Y', 'V', 'Y')) {
+        break;
+    case VA_FOURCC('U', 'Y', 'V', 'Y'):
         pp_static_parameter->grf1.source_packed_y_offset = 1;
         pp_static_parameter->grf1.source_packed_v_offset = 2;
+        break;
+    case VA_FOURCC('B', 'G', 'R', 'X'):
+    case VA_FOURCC('B', 'G', 'R', 'A'):
+        pp_static_parameter->grf1.source_rgb_layout = 0;
+        break;
+    case VA_FOURCC('R', 'G', 'B', 'X'):
+    case VA_FOURCC('R', 'G', 'B', 'A'):
+        pp_static_parameter->grf1.source_rgb_layout = 1;
+        break;
+    default:
+        break;
     }
     
 }
 
-static void i965_update_dst_surface_uv_offset(
+static void i965_update_dst_surface_static_parameter(
     VADriverContextP    ctx, 
     struct i965_post_processing_context *pp_context,
     const struct i965_surface *surface)
 {
     struct pp_static_parameter *pp_static_parameter = pp_context->pp_static_parameter;
     int fourcc = pp_get_surface_fourcc(ctx, surface);
-    
-    if (fourcc == VA_FOURCC('Y', 'U', 'Y', '2')) {
+
+    switch (fourcc) {
+    case VA_FOURCC('Y', 'U', 'Y', '2'):
         pp_static_parameter->grf1.r1_2.load_and_save.destination_packed_u_offset = 1;
         pp_static_parameter->grf1.r1_2.load_and_save.destination_packed_v_offset = 3;
-    } 
-    else if (fourcc == VA_FOURCC('U', 'Y', 'V', 'Y')) {
+        break;
+    case VA_FOURCC('U', 'Y', 'V', 'Y'):
         pp_static_parameter->grf1.r1_2.load_and_save.destination_packed_y_offset = 1;
         pp_static_parameter->grf1.r1_2.load_and_save.destination_packed_v_offset = 2;
+        break;
+    case VA_FOURCC('B', 'G', 'R', 'X'):
+    case VA_FOURCC('B', 'G', 'R', 'A'):
+        pp_static_parameter->grf1.r1_2.csc.destination_rgb_layout = 0;
+        break;
+    case VA_FOURCC('R', 'G', 'B', 'X'):
+    case VA_FOURCC('R', 'G', 'B', 'A'):
+        pp_static_parameter->grf1.r1_2.csc.destination_rgb_layout = 1;
+        break;
+    default:
+        break;
     }
     
 }
@@ -1610,8 +1634,8 @@ pp_plx_load_save_plx_initialize(VADriverContextP ctx, struct i965_post_processin
     pp_static_parameter->grf3.vertical_origin_offset = src_rect->y;
 
     // update u/v offset for packed yuv
-    i965_update_src_surface_uv_offset (ctx, pp_context, src_surface);
-    i965_update_dst_surface_uv_offset (ctx, pp_context, dst_surface);
+    i965_update_src_surface_static_parameter (ctx, pp_context, src_surface);
+    i965_update_dst_surface_static_parameter (ctx, pp_context, dst_surface);
 
     dst_surface->flags = src_surface->flags;
 
diff --git a/src/i965_post_processing.h b/src/i965_post_processing.h
index 21e525c..7b01176 100755
--- a/src/i965_post_processing.h
+++ b/src/i965_post_processing.h
@@ -120,7 +120,7 @@ struct pp_static_parameter
         unsigned int source_packed_y_offset:8;
         unsigned int source_packed_u_offset:8;
         unsigned int source_packed_v_offset:8;
-        unsigned int pad0:8;
+        unsigned int source_rgb_layout:8;       // 1 for |R|G|B|X| layout, 0 for |B|G|R|X| layout
 
         union {
             /* Load and Save r1.2 */
@@ -133,8 +133,8 @@ struct pp_static_parameter
 
             /* CSC r1.2 */
             struct {
-                unsigned int destination_rgb_format:8;
                 unsigned int pad0:24;
+                unsigned int destination_rgb_layout:8;  // 1 for |R|G|B|X| layout, 0 for |B|G|R|X| layout
             } csc;
         } r1_2;
         
-- 
2.11.0