Remove nz/eob related uncalled functions

Change-Id: I12471d18544a9634c28ed139b7211c9af0762927

av1/common/enums.h

@@ -243,10 +243,6 @@ typedef enum ATTRIBUTE_PACKED {
 
 #define MAX_TX_DEPTH (TX_SIZES - TX_SIZE_CTX_MIN)
 
-#if CONFIG_CTX1D
-#define MAX_HVTX_SIZE (1 << 5)
-#endif  // CONFIG_CTX1D
-
 #define MAX_TX_SIZE_LOG2 (5 + CONFIG_TX64X64)
 #define MAX_TX_SIZE (1 << MAX_TX_SIZE_LOG2)
 #define MIN_TX_SIZE_LOG2 2

av1/common/txb_common.h

@@ -553,77 +553,4 @@ void av1_init_txb_probs(FRAME_CONTEXT *fc);
 
 void av1_init_lv_map(AV1_COMMON *cm);
 
-#if CONFIG_CTX1D
-static INLINE void get_eob_vert(int16_t *eob_ls, const tran_low_t *tcoeff,
-                                int w, int h) {
-  for (int c = 0; c < w; ++c) {
-    eob_ls[c] = 0;
-    for (int r = h - 1; r >= 0; --r) {
-      int coeff_idx = r * w + c;
-      if (tcoeff[coeff_idx] != 0) {
-        eob_ls[c] = r + 1;
-        break;
-      }
-    }
-  }
-}
-
-static INLINE void get_eob_horiz(int16_t *eob_ls, const tran_low_t *tcoeff,
-                                 int w, int h) {
-  for (int r = 0; r < h; ++r) {
-    eob_ls[r] = 0;
-    for (int c = w - 1; c >= 0; --c) {
-      int coeff_idx = r * w + c;
-      if (tcoeff[coeff_idx] != 0) {
-        eob_ls[r] = c + 1;
-        break;
-      }
-    }
-  }
-}
-
-static INLINE int get_empty_line_ctx(int line_idx, int16_t *eob_ls) {
-  if (line_idx > 0) {
-    int prev_eob = eob_ls[line_idx - 1];
-    if (prev_eob == 0) {
-      return 1;
-    } else if (prev_eob < 3) {
-      return 2;
-    } else if (prev_eob < 6) {
-      return 3;
-    } else {
-      return 4;
-    }
-  } else {
-    return 0;
-  }
-}
-
-#define MAX_POS_CTX 8
-static const int pos_ctx[MAX_HVTX_SIZE] = {
-  0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5,
-  6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7,
-};
-static INLINE int get_hv_eob_ctx(int line_idx, int pos, int16_t *eob_ls) {
-  if (line_idx > 0) {
-    int prev_eob = eob_ls[line_idx - 1];
-    int diff = pos + 1 - prev_eob;
-    int abs_diff = abs(diff);
-    int ctx_idx = pos_ctx[abs_diff];
-    assert(ctx_idx < MAX_POS_CTX);
-    if (diff < 0) {
-      ctx_idx += MAX_POS_CTX;
-      assert(ctx_idx >= MAX_POS_CTX);
-      assert(ctx_idx < 2 * MAX_POS_CTX);
-    }
-    return ctx_idx;
-  } else {
-    int ctx_idx = MAX_POS_CTX + MAX_POS_CTX + pos_ctx[pos];
-    assert(ctx_idx < HV_EOB_CONTEXTS);
-    assert(HV_EOB_CONTEXTS == MAX_POS_CTX * 3);
-    return ctx_idx;
-  }
-}
-#endif  // CONFIG_CTX1D
-
 #endif  // AV1_COMMON_TXB_COMMON_H_

av1/decoder/decodetxb.c

@@ -45,216 +45,6 @@ static int read_golomb(MACROBLOCKD *xd, aom_reader *r, FRAME_COUNTS *counts) {
   return x - 1;
 }
 
-static INLINE int read_nz_map(aom_reader *const r, uint8_t *const levels,
-                              const int plane, const int16_t *const scan,
-                              const TX_SIZE tx_size, const TX_TYPE tx_type,
-                              FRAME_CONTEXT *const fc,
-                              FRAME_COUNTS *const counts) {
-  const TX_SIZE txs_ctx = get_txsize_context(tx_size);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int height = tx_size_high[tx_size];
-#if CONFIG_CTX1D
-  const int width = tx_size_wide[tx_size];
-  const int eob_offset = width + height;
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int seg_eob =
-      (tx_class == TX_CLASS_2D) ? tx_size_2d[tx_size] : eob_offset;
-#else
-  const int seg_eob = tx_size_2d[tx_size];
-#endif
-  const PLANE_TYPE plane_type = get_plane_type(plane);
-  unsigned int(*nz_map_count)[SIG_COEF_CONTEXTS][2] =
-      (counts) ? &counts->nz_map[txs_ctx][plane_type] : NULL;
-  int c;
-  for (c = 0; c < seg_eob; ++c) {
-    int is_nz;
-    int coeff_ctx = get_nz_map_ctx(levels, c, scan, bwl, height, tx_type, 1);
-    int eob_ctx = get_eob_ctx(scan[c], txs_ctx, tx_type);
-
-    if (c < seg_eob - 1) {
-      is_nz = av1_read_record_bin(
-          counts, r, fc->nz_map_cdf[txs_ctx][plane_type][coeff_ctx], 2,
-          ACCT_STR);
-    } else {
-      is_nz = 1;
-    }
-
-    // set non-zero coefficient map.
-    levels[scan[c]] = is_nz;
-
-    if (c == seg_eob - 1) {
-      ++c;
-      break;
-    }
-
-    if (counts) ++(*nz_map_count)[coeff_ctx][is_nz];
-
-    if (is_nz) {
-      int is_eob = av1_read_record_bin(
-          counts, r, fc->eob_flag_cdf[txs_ctx][plane_type][eob_ctx], 2,
-          ACCT_STR);
-      if (counts) ++counts->eob_flag[txs_ctx][plane_type][eob_ctx][is_eob];
-      if (is_eob) break;
-    }
-  }
-  return AOMMIN(seg_eob, c + 1);
-}
-
-#if CONFIG_CTX1D
-static INLINE int read_nz_map_vert(aom_reader *r, uint8_t *levels, int plane,
-                                   const int16_t *scan, const int16_t *iscan,
-                                   TX_SIZE tx_size, TX_TYPE tx_type,
-                                   FRAME_CONTEXT *fc, FRAME_COUNTS *counts) {
-  const TX_SIZE txs_ctx = get_txsize_context(tx_size);
-  const PLANE_TYPE plane_type = get_plane_type(plane);
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int width = tx_size_wide[tx_size];
-  const int height = tx_size_high[tx_size];
-  int16_t eob_ls[MAX_HVTX_SIZE];
-  int eob = 0;
-#if !LV_MAP_PROB
-  aom_prob *nz_map = fc->nz_map[txs_ctx][plane_type];
-#endif
-  for (int col = 0; col < width; ++col) {
-    int el_ctx = get_empty_line_ctx(col, eob_ls);
-#if LV_MAP_PROB
-    int empty_line = av1_read_record_bin(
-        counts, r, fc->empty_line_cdf[txs_ctx][plane_type][tx_class][el_ctx], 2,
-        ACCT_STR);
-#else
-    int empty_line = aom_read(
-        r, fc->empty_line[txs_ctx][plane_type][tx_class][el_ctx], ACCT_STR);
-#endif
-    if (counts)
-      ++counts->empty_line[txs_ctx][plane_type][tx_class][el_ctx][empty_line];
-    if (!empty_line) {
-      int row;
-      for (row = 0; row < height; ++row) {
-        if (row + 1 != height) {
-          int coeff_idx = row * width + col;
-          int scan_idx = iscan[coeff_idx];
-          int coeff_ctx =
-              get_nz_map_ctx(levels, scan_idx, scan, bwl, height, tx_type, 1);
-#if LV_MAP_PROB
-          int is_nz = av1_read_record_bin(
-              counts, r, fc->nz_map_cdf[txs_ctx][plane_type][coeff_ctx], 2,
-              ACCT_STR);
-#else
-          int is_nz = aom_read(r, nz_map[coeff_ctx], ACCT_STR);
-#endif
-          if (counts) ++counts->nz_map[txs_ctx][plane_type][coeff_ctx][is_nz];
-          levels[coeff_idx] = is_nz;
-          if (is_nz) {
-            eob = AOMMAX(eob, iscan[coeff_idx] + 1);
-            if (row + 1 != height) {
-              int eob_ctx = get_hv_eob_ctx(col, row, eob_ls);
-#if LV_MAP_PROB
-              int is_eob = av1_read_record_bin(
-                  counts, r,
-                  fc->hv_eob_cdf[txs_ctx][plane_type][tx_class][eob_ctx], 2,
-                  ACCT_STR);
-#else
-              int is_eob = aom_read(
-                  r, fc->hv_eob[txs_ctx][plane_type][tx_class][eob_ctx],
-                  ACCT_STR);
-#endif
-              if (counts)
-                ++counts
-                      ->hv_eob[txs_ctx][plane_type][tx_class][eob_ctx][is_eob];
-              if (is_eob) break;
-            }
-          }
-        } else {
-          int coeff_idx = row * width + col;
-          levels[coeff_idx] = 1;
-          eob = AOMMAX(eob, iscan[coeff_idx] + 1);
-        }
-      }
-      eob_ls[col] = AOMMIN(height, row + 1);
-    } else {
-      eob_ls[col] = 0;
-    }
-  }
-  return eob;
-}
-
-static INLINE int read_nz_map_horiz(aom_reader *r, uint8_t *levels, int plane,
-                                    const int16_t *scan, const int16_t *iscan,
-                                    TX_SIZE tx_size, TX_TYPE tx_type,
-                                    FRAME_CONTEXT *fc, FRAME_COUNTS *counts) {
-  const TX_SIZE txs_ctx = get_txsize_context(tx_size);
-  const PLANE_TYPE plane_type = get_plane_type(plane);
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int width = tx_size_wide[tx_size];
-  const int height = tx_size_high[tx_size];
-  int16_t eob_ls[MAX_HVTX_SIZE];
-  int eob = 0;
-#if !LV_MAP_PROB
-  aom_prob *nz_map = fc->nz_map[txs_ctx][plane_type];
-#endif
-  for (int row = 0; row < height; ++row) {
-    int el_ctx = get_empty_line_ctx(row, eob_ls);
-#if LV_MAP_PROB
-    int empty_line = av1_read_record_bin(
-        counts, r, fc->empty_line_cdf[txs_ctx][plane_type][tx_class][el_ctx], 2,
-        ACCT_STR);
-#else
-    int empty_line = aom_read(
-        r, fc->empty_line[txs_ctx][plane_type][tx_class][el_ctx], ACCT_STR);
-#endif
-    if (counts)
-      ++counts->empty_line[txs_ctx][plane_type][tx_class][el_ctx][empty_line];
-    if (!empty_line) {
-      int col;
-      for (col = 0; col < width; ++col) {
-        if (col + 1 != width) {
-          int coeff_idx = row * width + col;
-          int scan_idx = iscan[coeff_idx];
-          int coeff_ctx =
-              get_nz_map_ctx(levels, scan_idx, scan, bwl, height, tx_type, 1);
-#if LV_MAP_PROB
-          int is_nz = av1_read_record_bin(
-              counts, r, fc->nz_map_cdf[txs_ctx][plane_type][coeff_ctx], 2,
-              ACCT_STR);
-#else
-          int is_nz = aom_read(r, nz_map[coeff_ctx], ACCT_STR);
-#endif
-          if (counts) ++counts->nz_map[txs_ctx][plane_type][coeff_ctx][is_nz];
-          levels[coeff_idx] = is_nz;
-          if (is_nz) {
-            eob = AOMMAX(eob, iscan[coeff_idx] + 1);
-            int eob_ctx = get_hv_eob_ctx(row, col, eob_ls);
-#if LV_MAP_PROB
-            int is_eob = av1_read_record_bin(
-                counts, r,
-                fc->hv_eob_cdf[txs_ctx][plane_type][tx_class][eob_ctx], 2,
-                ACCT_STR);
-#else
-            int is_eob =
-                aom_read(r, fc->hv_eob[txs_ctx][plane_type][tx_class][eob_ctx],
-                         ACCT_STR);
-#endif
-            if (counts)
-              ++counts->hv_eob[txs_ctx][plane_type][tx_class][eob_ctx][is_eob];
-            if (is_eob) break;
-          }
-        } else {
-          int coeff_idx = row * width + col;
-          levels[coeff_idx] = 1;
-          eob = AOMMAX(eob, iscan[coeff_idx] + 1);
-        }
-      }
-      eob_ls[row] = AOMMIN(width, col + 1);
-    } else {
-      eob_ls[row] = 0;
-    }
-  }
-  return eob;
-}
-#endif
-
 static INLINE int rec_eob_pos(int16_t eob_token, int16_t extra) {
   int eob = k_eob_group_start[eob_token];
   if (eob > 2) {

av1/encoder/encodetxb.c

@@ -244,126 +244,6 @@ static void update_coeff(int coeff_idx, tran_low_t qc, TxbInfo *txb_info) {
   txb_info->dqcoeff[coeff_idx] = qcoeff_to_dqcoeff(qc, dqv, txb_info->shift);
 }
 
-#if CONFIG_CTX1D
-static INLINE void write_nz_map_vert(aom_writer *w, const tran_low_t *tcoeff,
-                                     uint16_t eob, int plane,
-                                     const int16_t *scan, const int16_t *iscan,
-                                     TX_SIZE tx_size, TX_TYPE tx_type,
-                                     FRAME_CONTEXT *fc) {
-  (void)eob;
-  const TX_SIZE txs_ctx = get_txsize_context(tx_size);
-  const PLANE_TYPE plane_type = get_plane_type(plane);
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int width = tx_size_wide[tx_size];
-  const int height = tx_size_high[tx_size];
-  int16_t eob_ls[MAX_HVTX_SIZE];
-  get_eob_vert(eob_ls, tcoeff, width, height);
-#if !LV_MAP_PROB
-  aom_prob *nz_map = fc->nz_map[txs_ctx][plane_type];
-#endif
-  for (int c = 0; c < width; ++c) {
-    int16_t veob = eob_ls[c];
-    assert(veob <= height);
-    int el_ctx = get_empty_line_ctx(c, eob_ls);
-#if LV_MAP_PROB
-    aom_write_bin(w, veob == 0,
-                  fc->empty_line_cdf[txs_ctx][plane_type][tx_class][el_ctx], 2);
-#else
-    aom_write(w, veob == 0,
-              fc->empty_line[txs_ctx][plane_type][tx_class][el_ctx]);
-#endif
-    if (veob) {
-      for (int r = 0; r < veob; ++r) {
-        if (r + 1 != height) {
-          int coeff_idx = r * width + c;
-          int scan_idx = iscan[coeff_idx];
-          int is_nz = tcoeff[coeff_idx] != 0;
-          int coeff_ctx =
-              get_nz_map_ctx(tcoeff, scan_idx, scan, bwl, height, tx_type, 0);
-#if LV_MAP_PROB
-          aom_write_bin(w, is_nz,
-                        fc->nz_map_cdf[txs_ctx][plane_type][coeff_ctx], 2);
-#else
-          aom_write(w, is_nz, nz_map[coeff_ctx]);
-#endif
-          if (is_nz) {
-            int eob_ctx = get_hv_eob_ctx(c, r, eob_ls);
-#if LV_MAP_PROB
-            aom_write_bin(
-                w, r == veob - 1,
-                fc->hv_eob_cdf[txs_ctx][plane_type][tx_class][eob_ctx], 2);
-#else
-            aom_write(w, r == veob - 1,
-                      fc->hv_eob[txs_ctx][plane_type][tx_class][eob_ctx]);
-#endif
-          }
-        }
-      }
-    }
-  }
-}
-
-static INLINE void write_nz_map_horiz(aom_writer *w, const tran_low_t *tcoeff,
-                                      uint16_t eob, int plane,
-                                      const int16_t *scan, const int16_t *iscan,
-                                      TX_SIZE tx_size, TX_TYPE tx_type,
-                                      FRAME_CONTEXT *fc) {
-  (void)scan;
-  (void)eob;
-  const TX_SIZE txs_ctx = get_txsize_context(tx_size);
-  const PLANE_TYPE plane_type = get_plane_type(plane);
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int width = tx_size_wide[tx_size];
-  const int height = tx_size_high[tx_size];
-  int16_t eob_ls[MAX_HVTX_SIZE];
-  get_eob_horiz(eob_ls, tcoeff, width, height);
-#if !LV_MAP_PROB
-  aom_prob *nz_map = fc->nz_map[txs_ctx][plane_type];
-#endif
-  for (int r = 0; r < height; ++r) {
-    int16_t heob = eob_ls[r];
-    int el_ctx = get_empty_line_ctx(r, eob_ls);
-#if LV_MAP_PROB
-    aom_write_bin(w, heob == 0,
-                  fc->empty_line_cdf[txs_ctx][plane_type][tx_class][el_ctx], 2);
-#else
-    aom_write(w, heob == 0,
-              fc->empty_line[txs_ctx][plane_type][tx_class][el_ctx]);
-#endif
-    if (heob) {
-      for (int c = 0; c < heob; ++c) {
-        if (c + 1 != width) {
-          int coeff_idx = r * width + c;
-          int scan_idx = iscan[coeff_idx];
-          int is_nz = tcoeff[coeff_idx] != 0;
-          int coeff_ctx =
-              get_nz_map_ctx(tcoeff, scan_idx, scan, bwl, height, tx_type, 0);
-#if LV_MAP_PROB
-          aom_write_bin(w, is_nz,
-                        fc->nz_map_cdf[txs_ctx][plane_type][coeff_ctx], 2);
-#else
-          aom_write(w, is_nz, nz_map[coeff_ctx]);
-#endif
-          if (is_nz) {
-            int eob_ctx = get_hv_eob_ctx(r, c, eob_ls);
-#if LV_MAP_PROB
-            aom_write_bin(
-                w, c == heob - 1,
-                fc->hv_eob_cdf[txs_ctx][plane_type][tx_class][eob_ctx], 2);
-#else
-            aom_write(w, c == heob - 1,
-                      fc->hv_eob[txs_ctx][plane_type][tx_class][eob_ctx]);
-#endif
-          }
-        }
-      }
-    }
-  }
-}
-#endif
-
 void av1_write_coeffs_txb(const AV1_COMMON *const cm, MACROBLOCKD *xd,
                           aom_writer *w, int blk_row, int blk_col, int block,
                           int plane, TX_SIZE tx_size, const tran_low_t *tcoeff,
@@ -630,122 +510,6 @@ static INLINE int get_base_cost(tran_low_t abs_qc, int ctx,
     return coeff_base[abs_qc == level];
 }
 
-int get_nz_eob_map_cost(const LV_MAP_COEFF_COST *coeff_costs,
-                        const tran_low_t *qcoeff, uint16_t eob, int plane,
-                        const int16_t *scan, TX_SIZE tx_size, TX_TYPE tx_type) {
-  (void)plane;
-  TX_SIZE txs_ctx = get_txsize_context(tx_size);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int height = tx_size_high[tx_size];
-#if CONFIG_CTX1D
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int width = tx_size_wide[tx_size];
-  const int eob_offset = width + height;
-  const int seg_eob =
-      (tx_class == TX_CLASS_2D) ? tx_size_2d[tx_size] : eob_offset;
-#else
-  const int seg_eob = tx_size_2d[tx_size];
-#endif
-  int cost = 0;
-  for (int c = 0; c < eob; ++c) {
-    tran_low_t v = qcoeff[scan[c]];
-    int is_nz = (v != 0);
-    if (c + 1 != seg_eob) {
-      int coeff_ctx = get_nz_map_ctx(qcoeff, c, scan, bwl, height, tx_type, 0);
-      cost += coeff_costs->nz_map_cost[coeff_ctx][is_nz];
-      if (is_nz) {
-        int eob_ctx = get_eob_ctx(scan[c], txs_ctx, tx_type);
-        cost += coeff_costs->eob_cost[eob_ctx][c == (eob - 1)];
-      }
-    }
-  }
-  return cost;
-}
-
-#if CONFIG_CTX1D
-static INLINE int get_nz_eob_map_cost_vert(const LV_MAP_COEFF_COST *coeff_costs,
-                                           const tran_low_t *qcoeff,
-                                           uint16_t eob, int plane,
-                                           const int16_t *scan,
-                                           const int16_t *iscan,
-                                           TX_SIZE tx_size, TX_TYPE tx_type) {
-  (void)tx_size;
-  (void)scan;
-  (void)eob;
-  (void)plane;
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int width = tx_size_wide[tx_size];
-  const int height = tx_size_high[tx_size];
-  int16_t eob_ls[MAX_HVTX_SIZE];
-  get_eob_vert(eob_ls, qcoeff, width, height);
-  int cost = 0;
-  for (int c = 0; c < width; ++c) {
-    int16_t veob = eob_ls[c];
-    assert(veob <= height);
-    int el_ctx = get_empty_line_ctx(c, eob_ls);
-    cost += coeff_costs->empty_line_cost[tx_class][el_ctx][veob == 0];
-    if (veob) {
-      for (int r = 0; r < veob; ++r) {
-        if (r + 1 != height) {
-          int coeff_idx = r * width + c;
-          int scan_idx = iscan[coeff_idx];
-          int is_nz = qcoeff[coeff_idx] != 0;
-          int coeff_ctx =
-              get_nz_map_ctx(qcoeff, scan_idx, scan, bwl, height, tx_type, 0);
-          cost += coeff_costs->nz_map_cost[coeff_ctx][is_nz];
-          if (is_nz) {
-            int eob_ctx = get_hv_eob_ctx(c, r, eob_ls);
-            cost += coeff_costs->hv_eob_cost[tx_class][eob_ctx][r == veob - 1];
-          }
-        }
-      }
-    }
-  }
-  return cost;
-}
-
-static INLINE int get_nz_eob_map_cost_horiz(
-    const LV_MAP_COEFF_COST *coeff_costs, const tran_low_t *qcoeff,
-    uint16_t eob, int plane, const int16_t *scan, const int16_t *iscan,
-    TX_SIZE tx_size, TX_TYPE tx_type) {
-  (void)tx_size;
-  (void)scan;
-  (void)eob;
-  (void)plane;
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int width = tx_size_wide[tx_size];
-  const int height = tx_size_high[tx_size];
-  int16_t eob_ls[MAX_HVTX_SIZE];
-  get_eob_horiz(eob_ls, qcoeff, width, height);
-  int cost = 0;
-  for (int r = 0; r < height; ++r) {
-    int16_t heob = eob_ls[r];
-    assert(heob <= width);
-    int el_ctx = get_empty_line_ctx(r, eob_ls);
-    cost += coeff_costs->empty_line_cost[tx_class][el_ctx][heob == 0];
-    if (heob) {
-      for (int c = 0; c < heob; ++c) {
-        if (c + 1 != width) {
-          int coeff_idx = r * width + c;
-          int scan_idx = iscan[coeff_idx];
-          int is_nz = qcoeff[coeff_idx] != 0;
-          int coeff_ctx =
-              get_nz_map_ctx(qcoeff, scan_idx, scan, bwl, height, tx_type, 0);
-          cost += coeff_costs->nz_map_cost[coeff_ctx][is_nz];
-          if (is_nz) {
-            int eob_ctx = get_hv_eob_ctx(r, c, eob_ls);
-            cost += coeff_costs->hv_eob_cost[tx_class][eob_ctx][c == heob - 1];
-          }
-        }
-      }
-    }
-  }
-  return cost;
-}
-#endif
-
 int av1_cost_coeffs_txb(const AV1_COMMON *const cm, MACROBLOCK *x, int plane,
                         int blk_row, int blk_col, int block, TX_SIZE tx_size,
                         TXB_CTX *txb_ctx) {
@@ -2101,149 +1865,6 @@ void av1_update_txb_context_b(int plane, int block, int blk_row, int blk_col,
   av1_set_contexts(xd, pd, plane, tx_size, cul_level, blk_col, blk_row);
 }
 
-static INLINE void av1_update_nz_eob_counts(FRAME_CONTEXT *fc,
-                                            FRAME_COUNTS *counts, uint16_t eob,
-                                            const tran_low_t *tcoeff, int plane,
-                                            TX_SIZE tx_size, TX_TYPE tx_type,
-                                            const int16_t *scan) {
-  const PLANE_TYPE plane_type = get_plane_type(plane);
-  const int bwl = b_width_log2_lookup[txsize_to_bsize[tx_size]] + 2;
-  const int height = tx_size_high[tx_size];
-  TX_SIZE txsize_ctx = get_txsize_context(tx_size);
-#if CONFIG_CTX1D
-  const int width = tx_size_wide[tx_size];
-  const int eob_offset = width + height;
-  const TX_CLASS tx_class = get_tx_class(tx_type);
-  const int seg_eob =
-      (tx_class == TX_CLASS_2D) ? tx_size_2d[tx_size] : eob_offset;
-#else
-  const int seg_eob = tx_size_2d[tx_size];
-#endif
-  unsigned int(*nz_map_count)[SIG_COEF_CONTEXTS][2] =
-      &counts->nz_map[txsize_ctx][plane_type];
-  for (int c = 0; c < eob; ++c) {
-    tran_low_t v = tcoeff[scan[c]];
-    int is_nz = (v != 0);
-    int coeff_ctx = get_nz_map_ctx(tcoeff, c, scan, bwl, height, tx_type, 0);
-    int eob_ctx = get_eob_ctx(scan[c], txsize_ctx, tx_type);
-
-    if (c == seg_eob - 1) break;
-
-    ++(*nz_map_count)[coeff_ctx][is_nz];
-    update_bin(fc->nz_map_cdf[txsize_ctx][plane_type][coeff_ctx], is_nz, 2);
-
-    if (is_nz) {
-      ++counts->eob_flag[txsize_ctx][plane_type][eob_ctx][c == (eob - 1)];
-      update_bin(fc->eob_flag_cdf[txsize_ctx][plane_type][eob_ctx],
-                 c == (eob - 1), 2);