libvpx: Pull from upstream

source/libvpx/vp9/decoder/vp9_detokenize.c

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 27 matching lines @@
        ++coef_counts[band][ctx][token];                     \
   } while (0)
 
 static INLINE int read_coeff(const vp9_prob *probs, int n, vp9_reader *r) {
   int i, val = 0;
   for (i = 0; i < n; ++i)
     val = (val << 1) | vp9_read(r, probs[i]);
   return val;
 }
 
-static const vp9_tree_index coeff_subtree_high[TREE_SIZE(ENTROPY_TOKENS)] = {
-  2, 6,                                         /* 0 = LOW_VAL */
-  -TWO_TOKEN, 4,                                /* 1 = TWO */
-  -THREE_TOKEN, -FOUR_TOKEN,                    /* 2 = THREE */
-  8, 10,                                        /* 3 = HIGH_LOW */
-  -CATEGORY1_TOKEN, -CATEGORY2_TOKEN,           /* 4 = CAT_ONE */
-  12, 14,                                       /* 5 = CAT_THREEFOUR */
-  -CATEGORY3_TOKEN, -CATEGORY4_TOKEN,           /* 6 = CAT_THREE */
-  -CATEGORY5_TOKEN, -CATEGORY6_TOKEN            /* 7 = CAT_FIVE */
-};
-
 static int decode_coefs(VP9_COMMON *cm, const MACROBLOCKD *xd,
                         FRAME_COUNTS *counts, PLANE_TYPE type,
                         tran_low_t *dqcoeff, TX_SIZE tx_size, const int16_t *dq,
                         int ctx, const int16_t *scan, const int16_t *nb,
                         vp9_reader *r) {
   const int max_eob = 16 << (tx_size << 1);
   const FRAME_CONTEXT *const fc = cm->fc;
-  const int ref = is_inter_block(&xd->mi[0].src_mi->mbmi);
+  const int ref = is_inter_block(&xd->mi[0]->mbmi);
   int band, c = 0;
   const vp9_prob (*coef_probs)[COEFF_CONTEXTS][UNCONSTRAINED_NODES] =
       fc->coef_probs[tx_size][type][ref];
   const vp9_prob *prob;
   unsigned int (*coef_counts)[COEFF_CONTEXTS][UNCONSTRAINED_NODES + 1] =
       counts->coef[tx_size][type][ref];
   unsigned int (*eob_branch_count)[COEFF_CONTEXTS] =
       counts->eob_branch[tx_size][type][ref];
   uint8_t token_cache[32 * 32];
   const uint8_t *band_translate = get_band_translate(tx_size);
@@ skipping 63 matching lines @@
       band = *band_translate++;
       prob = coef_probs[band][ctx];
     }
 
     if (!vp9_read(r, prob[ONE_CONTEXT_NODE])) {
       INCREMENT_COUNT(ONE_TOKEN);
       token = ONE_TOKEN;
       val = 1;
     } else {
       INCREMENT_COUNT(TWO_TOKEN);
-      token = vp9_read_tree(r, coeff_subtree_high,
+      token = vp9_read_tree(r, vp9_coef_con_tree,
                             vp9_pareto8_full[prob[PIVOT_NODE] - 1]);
       switch (token) {
         case TWO_TOKEN:
         case THREE_TOKEN:
         case FOUR_TOKEN:
           val = token;
           break;
         case CATEGORY1_TOKEN:
           val = CAT1_MIN_VAL + read_coeff(cat1_prob, 1, r);
           break;
@@ skipping 48 matching lines @@
     dqv = dq[1];
   }
 
   return c;
 }
 
 int vp9_decode_block_tokens(VP9_COMMON *cm, MACROBLOCKD *xd,
                             FRAME_COUNTS *counts, int plane, int block,
                             BLOCK_SIZE plane_bsize, int x, int y,
                             TX_SIZE tx_size, vp9_reader *r,
-                            const int16_t *const dequant) {
+                            int seg_id) {
   struct macroblockd_plane *const pd = &xd->plane[plane];
+  const int16_t *const dequant = (plane == 0) ? cm->y_dequant[seg_id]
+                                              : cm->uv_dequant[seg_id];
   const int ctx = get_entropy_context(tx_size, pd->above_context + x,
                                                pd->left_context + y);
   const scan_order *so = get_scan(xd, tx_size, pd->plane_type, block);
   const int eob = decode_coefs(cm, xd, counts, pd->plane_type,
                                BLOCK_OFFSET(pd->dqcoeff, block), tx_size,
                                dequant, ctx, so->scan, so->neighbors, r);
   vp9_set_contexts(xd, pd, plane_bsize, tx_size, eob > 0, x, y);
   return eob;
 }