shithub: libvpx

Download patch

ref: d42976c51591a708c8072bd46dab0062b70a74f2
parent: a860f0f6d5e333b7172f8124d0a84e6ba3d573f2
author: Dmitry Kovalev <dkovalev@google.com>
date: Tue Apr 1 06:57:59 EDT 2014 

Common configuration for MACROBLOCKD struct.

Change-Id: Ie2ea9dd8bd338cc9fe12ca9033df64f7644c68b3


--- a/vp9/common/vp9_blockd.h
+++ b/vp9/common/vp9_blockd.h
@@ -244,13 +244,6 @@
   PARTITION_CONTEXT left_seg_context[8];
 } MACROBLOCKD;
 
-static INLINE void init_macroblockd(MACROBLOCKD *xd) {
-  int i;
-
-  for (i = 0; i < MAX_MB_PLANE; ++i)
-    xd->plane[i].dqcoeff = xd->dqcoeff[i];
-}
-
 static INLINE BLOCK_SIZE get_subsize(BLOCK_SIZE bsize,
                                      PARTITION_TYPE partition) {
   const BLOCK_SIZE subsize = subsize_lookup[partition][bsize];
--- a/vp9/common/vp9_onyxc_int.h
+++ b/vp9/common/vp9_onyxc_int.h
@@ -237,6 +237,19 @@
   return ALIGN_POWER_OF_TWO(n_mis, MI_BLOCK_SIZE_LOG2);
 }
 
+static INLINE void init_macroblockd(VP9_COMMON *cm, MACROBLOCKD *xd) {
+  int i;
+
+  for (i = 0; i < MAX_MB_PLANE; ++i) {
+    xd->plane[i].dqcoeff = xd->dqcoeff[i];
+    xd->above_context[i] = cm->above_context +
+        i * sizeof(*cm->above_context) * 2 * mi_cols_aligned_to_sb(cm->mi_cols);
+  }
+
+  xd->above_seg_context = cm->above_seg_context;
+  xd->mode_info_stride = cm->mode_info_stride;
+}
+
 static INLINE const vp9_prob* get_partition_probs(const VP9_COMMON *cm,
                                                   int ctx) {
   return cm->frame_type == KEY_FRAME ? vp9_kf_partition_probs[ctx]
@@ -243,18 +256,14 @@
                                      : cm->fc.partition_prob[ctx];
 }
 
-static INLINE void set_skip_context(
-    MACROBLOCKD *xd,
-    ENTROPY_CONTEXT *above_context[MAX_MB_PLANE],
-    ENTROPY_CONTEXT left_context[MAX_MB_PLANE][16],
-    int mi_row, int mi_col) {
+static INLINE void set_skip_context(MACROBLOCKD *xd, int mi_row, int mi_col) {
   const int above_idx = mi_col * 2;
   const int left_idx = (mi_row * 2) & 15;
   int i;
-  for (i = 0; i < MAX_MB_PLANE; i++) {
+  for (i = 0; i < MAX_MB_PLANE; ++i) {
     struct macroblockd_plane *const pd = &xd->plane[i];
-    pd->above_context = above_context[i] + (above_idx >> pd->subsampling_x);
-    pd->left_context = left_context[i] + (left_idx >> pd->subsampling_y);
+    pd->above_context = &xd->above_context[i][above_idx >> pd->subsampling_x];
+    pd->left_context = &xd->left_context[i][left_idx >> pd->subsampling_y];
   }
 }
 
--- a/vp9/decoder/vp9_decodeframe.c
+++ b/vp9/decoder/vp9_decodeframe.c
@@ -308,7 +308,7 @@
     for (x = !y; x < x_mis; ++x)
       xd->mi_8x8[y * cm->mode_info_stride + x] = xd->mi_8x8[0];
 
-  set_skip_context(xd, xd->above_context, xd->left_context, mi_row, mi_col);
+  set_skip_context(xd, mi_row, mi_col);
 
   // Distance of Mb to the various image edges. These are specified to 8th pel
   // as they are always compared to values that are in 1/8th pel units
@@ -677,17 +677,6 @@
   setup_display_size(cm, rb);
 }
 
-static void setup_tile_context(VP9_COMMON *cm, MACROBLOCKD *const xd,
-                               int tile_row, int tile_col) {
-  int i;
-
-  for (i = 0; i < MAX_MB_PLANE; ++i)
-    xd->above_context[i] = cm->above_context +
-        i * sizeof(*cm->above_context) * 2 * mi_cols_aligned_to_sb(cm->mi_cols);
-
-  xd->above_seg_context = cm->above_seg_context;
-}
-
 static void decode_tile(VP9D_COMP *pbi, const TileInfo *const tile,
                         vp9_reader *r) {
   const int num_threads = pbi->oxcf.max_threads;
@@ -797,7 +786,6 @@
                                    const uint8_t *data,
                                    const uint8_t *data_end) {
   VP9_COMMON *const cm = &pbi->common;
-  MACROBLOCKD *const xd = &pbi->mb;
   const int aligned_cols = mi_cols_aligned_to_sb(cm->mi_cols);
   const int tile_cols = 1 << cm->log2_tile_cols;
   const int tile_rows = 1 << cm->log2_tile_rows;
@@ -842,7 +830,6 @@
 
       vp9_tile_init(&tile, cm, tile_row, col);
       setup_token_decoder(buf->data, data_end, buf->size, &cm->error, &r);
-      setup_tile_context(cm, xd, tile_row, col);
       decode_tile(pbi, &tile, &r);
 
       if (last_tile)
@@ -976,12 +963,9 @@
       tile_data->xd = pbi->mb;
       tile_data->xd.corrupted = 0;
       vp9_tile_init(tile, tile_data->cm, 0, buf->col);
-
       setup_token_decoder(buf->data, data_end, buf->size, &cm->error,
                           &tile_data->bit_reader);
-
-      setup_tile_context(cm, &tile_data->xd, 0, buf->col);
-      init_macroblockd(&tile_data->xd);
+      init_macroblockd(cm, &tile_data->xd);
       vp9_zero(tile_data->xd.dqcoeff);
 
       worker->had_error = 0;
@@ -1309,7 +1293,8 @@
     }
   }
 
-  xd->mode_info_stride = cm->mode_info_stride;
+  init_macroblockd(cm, &pbi->mb);
+
   if (cm->coding_use_prev_mi)
     set_prev_mi(cm);
   else
--- a/vp9/decoder/vp9_decoder.c
+++ b/vp9/decoder/vp9_decoder.c
@@ -147,8 +147,6 @@
   cm->error.setjmp = 0;
   pbi->decoded_key_frame = 0;
 
-  init_macroblockd(&pbi->mb);
-
   vp9_worker_init(&pbi->lf_worker);
 
   return pbi;
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -207,7 +207,7 @@
   const int idx_map = mb_row * cm->mb_cols + mb_col;
   const struct segmentation *const seg = &cm->seg;
 
-  set_skip_context(xd, xd->above_context, xd->left_context, mi_row, mi_col);
+  set_skip_context(xd, mi_row, mi_col);
 
   // Activity map pointer
   x->mb_activity_ptr = &cpi->mb_activity_map[idx_map];
@@ -2395,8 +2395,6 @@
 
   x->act_zbin_adj = 0;
   cpi->seg0_idx = 0;
-
-  xd->mode_info_stride = cm->mode_info_stride;
 
   // Copy data over into macro block data structures.
   vp9_setup_src_planes(x, cpi->Source, 0, 0);
--- a/vp9/encoder/vp9_onyx_if.c
+++ b/vp9/encoder/vp9_onyx_if.c
@@ -646,15 +646,7 @@
     }
   }
 
-  {
-    int i;
-
-    for (i = 0; i < MAX_MB_PLANE; ++i)
-      xd->above_context[i] = cm->above_context +
-        i * sizeof(*cm->above_context) * 2 * mi_cols_aligned_to_sb(cm->mi_cols);
-  }
-
-  xd->above_seg_context = cpi->common.above_seg_context;
+  init_macroblockd(cm, xd);
 }
 
 // Table that converts 0-63 Q range values passed in outside to the Qindex
-- 
⑨