shithub: libvpx

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ref: 15a849b5d00afc03ca0408db23efb8dd471639bf
parent: 2337285a2e27a7acdfaa94bba50030c8b49d11e7
parent: 14208ab41e114f5779d106ae54a7cc8fd9d43820
author: Jingning Han <jingning@google.com>
date: Fri Mar 15 18:43:20 EDT 2019

Merge "Refactor tile boundary condition for intra prediction"

--- a/vp9/common/vp9_blockd.h
+++ b/vp9/common/vp9_blockd.h
@@ -165,6 +165,9 @@
   unsigned int max_blocks_wide;
   unsigned int max_blocks_high;
 
+  int mi_row;
+  int mi_col;
+
   const vpx_prob (*partition_probs)[PARTITION_TYPES - 1];
 
   /* Distance of MB away from frame edges */
--- a/vp9/common/vp9_reconintra.c
+++ b/vp9/common/vp9_reconintra.c
@@ -408,8 +408,8 @@
                              int aoff, int loff, int plane) {
   const int bw = (1 << bwl_in);
   const int txw = (1 << tx_size);
-  const int have_top = loff || (xd->above_mi != NULL);
-  const int have_left = aoff || (xd->left_mi != NULL);
+  const int have_top = loff || xd->mi_row > 0;
+  const int have_left = aoff || xd->mi_col > xd->tile.mi_col_start;
   const int have_right = (aoff + txw) < bw;
   const int x = aoff * 4;
   const int y = loff * 4;
--- a/vp9/decoder/vp9_decodeframe.c
+++ b/vp9/decoder/vp9_decodeframe.c
@@ -815,6 +815,8 @@
   // TODO(slavarnway): Generate sb_type based on bwl and bhl, instead of
   // passing bsize from decode_partition().
   xd->mi[0]->sb_type = bsize;
+  xd->mi_row = mi_row;
+  xd->mi_col = mi_col;
   for (y = 0; y < y_mis; ++y)
     for (x = !y; x < x_mis; ++x) {
       xd->mi[y * cm->mi_stride + x] = xd->mi[0];
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -252,6 +252,8 @@
   const int idx_str = xd->mi_stride * mi_row + mi_col;
   xd->mi = cm->mi_grid_visible + idx_str;
   xd->mi[0] = cm->mi + idx_str;
+  xd->mi_row = mi_row;
+  xd->mi_col = mi_col;
   x->mbmi_ext = x->mbmi_ext_base + (mi_row * cm->mi_cols + mi_col);
 }
 
--- a/vp9/encoder/vp9_encoder.c
+++ b/vp9/encoder/vp9_encoder.c
@@ -6020,6 +6020,8 @@
   xd->mb_to_right_edge = ((cm->mi_cols - 1 - mi_col) * MI_SIZE) * 8;
   xd->above_mi = (mi_row > 0) ? &mi_above : NULL;
   xd->left_mi = (mi_col > 0) ? &mi_left : NULL;
+  xd->mi_row = mi_row;
+  xd->mi_col = mi_col;
 
   // Intra prediction search
   for (mode = DC_PRED; mode <= TM_PRED; ++mode) {
@@ -6786,6 +6788,9 @@
   xd->mi = cm->mi_grid_visible;
   xd->mi[0] = cm->mi;
   xd->cur_buf = this_frame;
+
+  xd->tile.mi_row_start = 0;
+  xd->tile.mi_col_start = 0;
 
   // Get rd multiplier set up.
   rdmult = vp9_compute_rd_mult_based_on_qindex(cpi, tpl_frame->base_qindex);
--- a/vp9/encoder/vp9_firstpass.c
+++ b/vp9/encoder/vp9_firstpass.c
@@ -851,6 +851,7 @@
 
   xd->mi = cm->mi_grid_visible + xd->mi_stride * (mb_row << 1) + mb_col_start;
   xd->mi[0] = cm->mi + xd->mi_stride * (mb_row << 1) + mb_col_start;
+  xd->tile = tile;
 
   for (i = 0; i < MAX_MB_PLANE; ++i) {
     p[i].coeff = ctx->coeff_pbuf[i][1];
@@ -915,6 +916,8 @@
     // are available.  Required by vp9_predict_intra_block().
     xd->above_mi = (mb_row != 0) ? &mi_above : NULL;
     xd->left_mi = ((mb_col << 1) > tile.mi_col_start) ? &mi_left : NULL;
+    xd->mi_row = mb_row << 1;
+    xd->mi_col = mb_col << 1;
 
     // Do intra 16x16 prediction.
     x->skip_encode = 0;