encodemb.c 49.4 KB
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/*
 *  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.
 */


#include "./vp10_rtcd.h"
#include "./vpx_config.h"
#include "./vpx_dsp_rtcd.h"

#include "vpx_dsp/quantize.h"
#include "vpx_mem/vpx_mem.h"
#include "vpx_ports/mem.h"

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#include "vp10/common/idct.h"
#include "vp10/common/reconinter.h"
#include "vp10/common/reconintra.h"
#include "vp10/common/scan.h"
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#include "vp10/encoder/encodemb.h"
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#include "vp10/encoder/hybrid_fwd_txfm.h"
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#include "vp10/encoder/quantize.h"
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#include "vp10/encoder/rd.h"
#include "vp10/encoder/tokenize.h"
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struct optimize_ctx {
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  ENTROPY_CONTEXT ta[MAX_MB_PLANE][2 * MAX_MIB_SIZE];
  ENTROPY_CONTEXT tl[MAX_MB_PLANE][2 * MAX_MIB_SIZE];
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};

void vp10_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane) {
  struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &x->e_mbd.plane[plane];
  const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd);
  const int bw = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
  const int bh = 4 * num_4x4_blocks_high_lookup[plane_bsize];

#if CONFIG_VP9_HIGHBITDEPTH
  if (x->e_mbd.cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
    vpx_highbd_subtract_block(bh, bw, p->src_diff, bw, p->src.buf,
                              p->src.stride, pd->dst.buf, pd->dst.stride,
                              x->e_mbd.bd);
    return;
  }
#endif  // CONFIG_VP9_HIGHBITDEPTH
  vpx_subtract_block(bh, bw, p->src_diff, bw, p->src.buf, p->src.stride,
                     pd->dst.buf, pd->dst.stride);
}

typedef struct vp10_token_state {
  int           rate;
  int           error;
  int           next;
  int16_t       token;
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  tran_low_t    qc;
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  tran_low_t    dqc;
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} vp10_token_state;

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// These numbers are empirically obtained.
static const int plane_rd_mult[REF_TYPES][PLANE_TYPES] = {
    {10, 6}, {8, 5},
};
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#define UPDATE_RD_COST()\
{\
  rd_cost0 = RDCOST(rdmult, rddiv, rate0, error0);\
  rd_cost1 = RDCOST(rdmult, rddiv, rate1, error1);\
}

// This function is a place holder for now but may ultimately need
// to scan previous tokens to work out the correct context.
static int trellis_get_coeff_context(const int16_t *scan,
                                     const int16_t *nb,
                                     int idx, int token,
                                     uint8_t *token_cache) {
  int bak = token_cache[scan[idx]], pt;
  token_cache[scan[idx]] = vp10_pt_energy_class[token];
  pt = get_coef_context(nb, token_cache, idx + 1);
  token_cache[scan[idx]] = bak;
  return pt;
}

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int vp10_optimize_b(MACROBLOCK *mb, int plane, int block,
                    TX_SIZE tx_size, int ctx) {
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  MACROBLOCKD *const xd = &mb->e_mbd;
  struct macroblock_plane *const p = &mb->plane[plane];
  struct macroblockd_plane *const pd = &xd->plane[plane];
  const int ref = is_inter_block(&xd->mi[0]->mbmi);
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  vp10_token_state tokens[MAX_TX_SQUARE+1][2];
  unsigned best_index[MAX_TX_SQUARE+1][2];
  uint8_t token_cache[MAX_TX_SQUARE];
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  const tran_low_t *const coeff = BLOCK_OFFSET(mb->plane[plane].coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  const int eob = p->eobs[block];
  const PLANE_TYPE type = pd->plane_type;
  const int default_eob = 16 << (tx_size << 1);
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  const int16_t* const dequant_ptr = pd->dequant;
  const uint8_t* const band_translate = get_band_translate(tx_size);
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  TX_TYPE tx_type = get_tx_type(type, xd, block, tx_size);
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  const scan_order* const so =
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      get_scan(tx_size, tx_type, is_inter_block(&xd->mi[0]->mbmi));
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  const int16_t* const scan = so->scan;
  const int16_t* const nb = so->neighbors;
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#if CONFIG_NEW_QUANT
  const dequant_val_type_nuq *dequant_val = pd->dequant_val_nuq;
#endif  // CONFIG_NEW_QUANT
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  const int shift = get_tx_scale(xd, tx_type, tx_size);
  const int dq_step[2] = { dequant_ptr[0] >> shift, dequant_ptr[1] >> shift };
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  int next = eob, sz = 0;
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  const int64_t rdmult = (mb->rdmult * plane_rd_mult[ref][type]) >> 1;
  const int64_t rddiv = mb->rddiv;
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  int64_t rd_cost0, rd_cost1;
  int rate0, rate1, error0, error1;
  int16_t t0, t1;
  EXTRABIT e0;
  int best, band, pt, i, final_eob;
#if CONFIG_VP9_HIGHBITDEPTH
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  const int *cat6_high_cost = vp10_get_high_cost_table(xd->bd);
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#else
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  const int *cat6_high_cost = vp10_get_high_cost_table(8);
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#endif

  assert((!type && !plane) || (type && plane));
  assert(eob <= default_eob);
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  /* Now set up a Viterbi trellis to evaluate alternative roundings. */
  /* Initialize the sentinel node of the trellis. */
  tokens[eob][0].rate = 0;
  tokens[eob][0].error = 0;
  tokens[eob][0].next = default_eob;
  tokens[eob][0].token = EOB_TOKEN;
  tokens[eob][0].qc = 0;
  tokens[eob][1] = tokens[eob][0];

  for (i = 0; i < eob; i++)
    token_cache[scan[i]] =
        vp10_pt_energy_class[vp10_get_token(qcoeff[scan[i]])];

  for (i = eob; i-- > 0;) {
    int base_bits, d2, dx;
    const int rc = scan[i];
    int x = qcoeff[rc];
    /* Only add a trellis state for non-zero coefficients. */
    if (x) {
      int shortcut = 0;
      error0 = tokens[next][0].error;
      error1 = tokens[next][1].error;
      /* Evaluate the first possibility for this state. */
      rate0 = tokens[next][0].rate;
      rate1 = tokens[next][1].rate;
      vp10_get_token_extra(x, &t0, &e0);
      /* Consider both possible successor states. */
      if (next < default_eob) {
        band = band_translate[i + 1];
        pt = trellis_get_coeff_context(scan, nb, i, t0, token_cache);
        rate0 += mb->token_costs[tx_size][type][ref][band][0][pt]
                                [tokens[next][0].token];
        rate1 += mb->token_costs[tx_size][type][ref][band][0][pt]
                                [tokens[next][1].token];
      }
      UPDATE_RD_COST();
      /* And pick the best. */
      best = rd_cost1 < rd_cost0;
      base_bits = vp10_get_cost(t0, e0, cat6_high_cost);
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      dx = (dqcoeff[rc] - coeff[rc]) * (1 << shift);
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#if CONFIG_VP9_HIGHBITDEPTH
      if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
        dx >>= xd->bd - 8;
      }
#endif  // CONFIG_VP9_HIGHBITDEPTH
      d2 = dx * dx;
      tokens[i][0].rate = base_bits + (best ? rate1 : rate0);
      tokens[i][0].error = d2 + (best ? error1 : error0);
      tokens[i][0].next = next;
      tokens[i][0].token = t0;
      tokens[i][0].qc = x;
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      tokens[i][0].dqc = dqcoeff[rc];
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      best_index[i][0] = best;

      /* Evaluate the second possibility for this state. */
      rate0 = tokens[next][0].rate;
      rate1 = tokens[next][1].rate;

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#if CONFIG_NEW_QUANT
      shortcut = (
          (dequant_abscoeff_nuq(
              abs(x), dequant_ptr[rc != 0],
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              dequant_val[band_translate[i]]) > (abs(coeff[rc]) << shift)) &&
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          (dequant_abscoeff_nuq(
              abs(x) - 1, dequant_ptr[rc != 0],
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              dequant_val[band_translate[i]]) < (abs(coeff[rc]) << shift)));
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#else   // CONFIG_NEW_QUANT
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      if ((abs(x) * dequant_ptr[rc != 0] > (abs(coeff[rc]) << shift)) &&
          (abs(x) * dequant_ptr[rc != 0] < (abs(coeff[rc]) << shift) +
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                                               dequant_ptr[rc != 0]))
        shortcut = 1;
      else
        shortcut = 0;
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#endif   // CONFIG_NEW_QUANT
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      if (shortcut) {
        sz = -(x < 0);
        x -= 2 * sz + 1;
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      } else {
        tokens[i][1] = tokens[i][0];
        best_index[i][1] = best_index[i][0];
        next = i;
        continue;
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      }

      /* Consider both possible successor states. */
      if (!x) {
        /* If we reduced this coefficient to zero, check to see if
         *  we need to move the EOB back here.
         */
        t0 = tokens[next][0].token == EOB_TOKEN ? EOB_TOKEN : ZERO_TOKEN;
        t1 = tokens[next][1].token == EOB_TOKEN ? EOB_TOKEN : ZERO_TOKEN;
        e0 = 0;
      } else {
        vp10_get_token_extra(x, &t0, &e0);
        t1 = t0;
      }
      if (next < default_eob) {
        band = band_translate[i + 1];
        if (t0 != EOB_TOKEN) {
          pt = trellis_get_coeff_context(scan, nb, i, t0, token_cache);
          rate0 += mb->token_costs[tx_size][type][ref][band][!x][pt]
                                  [tokens[next][0].token];
        }
        if (t1 != EOB_TOKEN) {
          pt = trellis_get_coeff_context(scan, nb, i, t1, token_cache);
          rate1 += mb->token_costs[tx_size][type][ref][band][!x][pt]
                                  [tokens[next][1].token];
        }
      }

      UPDATE_RD_COST();
      /* And pick the best. */
      best = rd_cost1 < rd_cost0;
      base_bits = vp10_get_cost(t0, e0, cat6_high_cost);

      if (shortcut) {
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#if CONFIG_NEW_QUANT
        dx = dequant_coeff_nuq(
            x, dequant_ptr[rc != 0],
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            dequant_val[band_translate[i]]) - (coeff[rc] << shift);
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#if CONFIG_VP9_HIGHBITDEPTH
        if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
          dx >>= xd->bd - 8;
        }
#endif  // CONFIG_VP9_HIGHBITDEPTH
#else   // CONFIG_NEW_QUANT
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#if CONFIG_VP9_HIGHBITDEPTH
        if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
          dx -= ((dequant_ptr[rc != 0] >> (xd->bd - 8)) + sz) ^ sz;
        } else {
          dx -= (dequant_ptr[rc != 0] + sz) ^ sz;
        }
#else
        dx -= (dequant_ptr[rc != 0] + sz) ^ sz;
#endif  // CONFIG_VP9_HIGHBITDEPTH
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#endif  // CONFIG_NEW_QUANT
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        d2 = dx * dx;
      }
      tokens[i][1].rate = base_bits + (best ? rate1 : rate0);
      tokens[i][1].error = d2 + (best ? error1 : error0);
      tokens[i][1].next = next;
      tokens[i][1].token = best ? t1 : t0;
      tokens[i][1].qc = x;
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      if (x) {
        tran_low_t offset = dq_step[rc != 0];
        // The 32x32 transform coefficient uses half quantization step size.
        // Account for the rounding difference in the dequantized coefficeint
        // value when the quantization index is dropped from an even number
        // to an odd number.
        if (shift & x)
          offset += (dequant_ptr[rc != 0] & 0x01);

        if (sz == 0)
          tokens[i][1].dqc = dqcoeff[rc] - offset;
        else
          tokens[i][1].dqc = dqcoeff[rc] + offset;
      } else {
        tokens[i][1].dqc = 0;
      }

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      best_index[i][1] = best;
      /* Finally, make this the new head of the trellis. */
      next = i;
    } else {
      /* There's no choice to make for a zero coefficient, so we don't
       *  add a new trellis node, but we do need to update the costs.
       */
      band = band_translate[i + 1];
      t0 = tokens[next][0].token;
      t1 = tokens[next][1].token;
      /* Update the cost of each path if we're past the EOB token. */
      if (t0 != EOB_TOKEN) {
        tokens[next][0].rate +=
            mb->token_costs[tx_size][type][ref][band][1][0][t0];
        tokens[next][0].token = ZERO_TOKEN;
      }
      if (t1 != EOB_TOKEN) {
        tokens[next][1].rate +=
            mb->token_costs[tx_size][type][ref][band][1][0][t1];
        tokens[next][1].token = ZERO_TOKEN;
      }
      best_index[i][0] = best_index[i][1] = 0;
      /* Don't update next, because we didn't add a new node. */
    }
  }

  /* Now pick the best path through the whole trellis. */
  band = band_translate[i + 1];
  rate0 = tokens[next][0].rate;
  rate1 = tokens[next][1].rate;
  error0 = tokens[next][0].error;
  error1 = tokens[next][1].error;
  t0 = tokens[next][0].token;
  t1 = tokens[next][1].token;
  rate0 += mb->token_costs[tx_size][type][ref][band][0][ctx][t0];
  rate1 += mb->token_costs[tx_size][type][ref][band][0][ctx][t1];
  UPDATE_RD_COST();
  best = rd_cost1 < rd_cost0;
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  final_eob = -1;
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  for (i = next; i < eob; i = next) {
    const int x = tokens[i][best].qc;
    const int rc = scan[i];
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    if (x) final_eob = i;
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    qcoeff[rc] = x;
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    dqcoeff[rc] = tokens[i][best].dqc;

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#if CONFIG_NEW_QUANT
    dqcoeff[rc] = dequant_abscoeff_nuq(abs(x), dequant_ptr[rc != 0],
                                       dequant_val[band_translate[i]]);
    if (shift) dqcoeff[rc] = ROUND_POWER_OF_TWO(dqcoeff[rc], shift);
    if (x < 0) dqcoeff[rc] = -dqcoeff[rc];
#endif  // CONFIG_NEW_QUANT
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    next = tokens[i][best].next;
    best = best_index[i][best];
  }
  final_eob++;

  mb->plane[plane].eobs[block] = final_eob;
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  assert(final_eob <= default_eob);
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  return final_eob;
}

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#if CONFIG_VP9_HIGHBITDEPTH
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typedef enum QUANT_FUNC {
  QUANT_FUNC_LOWBD = 0,
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  QUANT_FUNC_HIGHBD = 1,
  QUANT_FUNC_LAST = 2
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} QUANT_FUNC;

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static VP10_QUANT_FACADE
    quant_func_list[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] = {
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        {vp10_quantize_fp_facade, vp10_highbd_quantize_fp_facade},
        {vp10_quantize_b_facade, vp10_highbd_quantize_b_facade},
        {vp10_quantize_dc_facade, vp10_highbd_quantize_dc_facade},
        {NULL, NULL}};
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#else
typedef enum QUANT_FUNC {
  QUANT_FUNC_LOWBD = 0,
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  QUANT_FUNC_LAST = 1
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} QUANT_FUNC;
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static VP10_QUANT_FACADE
    quant_func_list[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] = {
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        {vp10_quantize_fp_facade},
        {vp10_quantize_b_facade},
        {vp10_quantize_dc_facade},
        {NULL}};
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#endif
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static FWD_TXFM_OPT fwd_txfm_opt_list[VP10_XFORM_QUANT_LAST] = {
    FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_DC,
    FWD_TXFM_OPT_NORMAL};
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void vp10_xform_quant(MACROBLOCK *x, int plane, int block, int blk_row,
                      int blk_col, BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
                      VP10_XFORM_QUANT xform_quant_idx) {
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  MACROBLOCKD *const xd = &x->e_mbd;
  const struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &xd->plane[plane];
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  PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
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  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
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  const scan_order *const scan_order =
      get_scan(tx_size, tx_type, is_inter_block(&xd->mi[0]->mbmi));
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  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint16_t *const eob = &p->eobs[block];
  const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
  const int16_t *src_diff;
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  const int tx1d_size = get_tx1d_size(tx_size);
  const int tx2d_size = tx1d_size * tx1d_size;
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  FWD_TXFM_PARAM fwd_txfm_param;
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  QUANT_PARAM qparam;

  fwd_txfm_param.tx_type = tx_type;
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  fwd_txfm_param.tx_size = tx_size;
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  fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_list[xform_quant_idx];
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  fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
  fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];

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  src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];
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  qparam.log_scale = get_tx_scale(xd, tx_type, tx_size);
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#if CONFIG_VP9_HIGHBITDEPTH
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  fwd_txfm_param.bd = xd->bd;
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  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
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    highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
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    if (xform_quant_idx != VP10_XFORM_QUANT_SKIP_QUANT) {
      if (x->skip_block) {
        vp10_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
      } else {
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        quant_func_list[xform_quant_idx][QUANT_FUNC_HIGHBD](
            coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob,
            scan_order, &qparam);
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      }
    }
    return;
  }
#endif  // CONFIG_VP9_HIGHBITDEPTH

  fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
  if (xform_quant_idx != VP10_XFORM_QUANT_SKIP_QUANT) {
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    if (x->skip_block) {
      vp10_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
    } else {
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      quant_func_list[xform_quant_idx][QUANT_FUNC_LOWBD](
          coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob,
          scan_order, &qparam);
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    }
  }
}

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#if CONFIG_NEW_QUANT
void vp10_xform_quant_nuq(MACROBLOCK *x, int plane, int block, int blk_row,
                          int blk_col, BLOCK_SIZE plane_bsize,
                          TX_SIZE tx_size) {
  MACROBLOCKD *const xd = &x->e_mbd;
  const struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &xd->plane[plane];
  PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
  const scan_order *const scan_order =
      get_scan(tx_size, tx_type, is_inter_block(&xd->mi[0]->mbmi));
  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint16_t *const eob = &p->eobs[block];
  const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
  const int16_t *src_diff;
  const uint8_t* band = get_band_translate(tx_size);

  FWD_TXFM_PARAM fwd_txfm_param;

  fwd_txfm_param.tx_type = tx_type;
  fwd_txfm_param.tx_size = tx_size;
  fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_list[VP10_XFORM_QUANT_B];
  fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
  fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];

  src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];

// TODO(sarahparker) add all of these new quant quantize functions
// to quant_func_list, just trying to get this expr to work for now
#if CONFIG_VP9_HIGHBITDEPTH
  fwd_txfm_param.bd = xd->bd;
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
    highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
    switch (tx_size) {
      case TX_32X32:
        highbd_quantize_32x32_nuq(coeff, 1024, x->skip_block,
                                  p->quant, p->quant_shift, pd->dequant,
                                  (const cuml_bins_type_nuq *)
                                      p->cuml_bins_nuq,
                                  (const dequant_val_type_nuq *)
                                      pd->dequant_val_nuq,
                                  qcoeff, dqcoeff, eob,
                                  scan_order->scan, band);
        break;
      case TX_16X16:
        highbd_quantize_nuq(coeff, 256, x->skip_block,
                            p->quant, p->quant_shift, pd->dequant,
                            (const cuml_bins_type_nuq *)p->cuml_bins_nuq,
                            (const dequant_val_type_nuq *)
                                pd->dequant_val_nuq,
                            qcoeff, dqcoeff, eob,
                            scan_order->scan, band);
        break;
      case TX_8X8:
        highbd_quantize_nuq(coeff, 64, x->skip_block,
                            p->quant, p->quant_shift, pd->dequant,
                            (const cuml_bins_type_nuq *)p->cuml_bins_nuq,
                            (const dequant_val_type_nuq *)
                                pd->dequant_val_nuq,
                            qcoeff, dqcoeff, eob,
                            scan_order->scan, band);
        break;
      case TX_4X4:
        highbd_quantize_nuq(coeff, 16, x->skip_block,
                            p->quant, p->quant_shift, pd->dequant,
                            (const cuml_bins_type_nuq *)p->cuml_bins_nuq,
                            (const dequant_val_type_nuq *)
                                pd->dequant_val_nuq,
                            qcoeff, dqcoeff, eob,
                            scan_order->scan, band);
        break;
      default:
        assert(0);
    }
    return;
  }
#endif  // CONFIG_VP9_HIGHBITDEPTH

  fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
  switch (tx_size) {
    case TX_32X32:
      quantize_32x32_nuq(coeff, 1024, x->skip_block,
                         p->quant, p->quant_shift, pd->dequant,
                         (const cuml_bins_type_nuq *)p->cuml_bins_nuq,
                         (const dequant_val_type_nuq *)
                         pd->dequant_val_nuq,
                         qcoeff, dqcoeff, eob,
                         scan_order->scan, band);
      break;
    case TX_16X16:
      quantize_nuq(coeff, 256, x->skip_block,
                   p->quant, p->quant_shift, pd->dequant,
                   (const cuml_bins_type_nuq *)p->cuml_bins_nuq,
                   (const dequant_val_type_nuq *)pd->dequant_val_nuq,
                   qcoeff, dqcoeff, eob,
                   scan_order->scan, band);
      break;
    case TX_8X8:
      quantize_nuq(coeff, 64, x->skip_block,
                   p->quant, p->quant_shift, pd->dequant,
                   (const cuml_bins_type_nuq *)p->cuml_bins_nuq,
                   (const dequant_val_type_nuq *)pd->dequant_val_nuq,
                   qcoeff, dqcoeff, eob,
                   scan_order->scan, band);
      break;
    case TX_4X4:
      quantize_nuq(coeff, 16, x->skip_block,
                   p->quant, p->quant_shift, pd->dequant,
                   (const cuml_bins_type_nuq *)p->cuml_bins_nuq,
                   (const dequant_val_type_nuq *)pd->dequant_val_nuq,
                   qcoeff, dqcoeff, eob,
                   scan_order->scan, band);
      break;
    default:
      assert(0);
      break;
  }
}

void vp10_xform_quant_fp_nuq(MACROBLOCK *x, int plane, int block, int blk_row,
                             int blk_col, BLOCK_SIZE plane_bsize,
                             TX_SIZE tx_size) {
  MACROBLOCKD *const xd = &x->e_mbd;
  const struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &xd->plane[plane];
  PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
  const scan_order *const scan_order =
      get_scan(tx_size, tx_type, is_inter_block(&xd->mi[0]->mbmi));
  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint16_t *const eob = &p->eobs[block];
  const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
  const int16_t *src_diff;
  const uint8_t* band = get_band_translate(tx_size);

  FWD_TXFM_PARAM fwd_txfm_param;

  fwd_txfm_param.tx_type = tx_type;
  fwd_txfm_param.tx_size = tx_size;
  fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_list[VP10_XFORM_QUANT_FP];
  fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
  fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];

  src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];

// TODO(sarahparker) add all of these new quant quantize functions
// to quant_func_list, just trying to get this expr to work for now
#if CONFIG_VP9_HIGHBITDEPTH
  fwd_txfm_param.bd = xd->bd;
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
    highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
    switch (tx_size) {
      case TX_32X32:
        highbd_quantize_32x32_fp_nuq(coeff, 1024, x->skip_block,
                                     p->quant_fp, pd->dequant,
                                     (const cuml_bins_type_nuq *)
                                         p->cuml_bins_nuq,
                                     (const dequant_val_type_nuq *)
                                         pd->dequant_val_nuq,
                                     qcoeff, dqcoeff, eob,
                                     scan_order->scan, band);
        break;
      case TX_16X16:
        highbd_quantize_fp_nuq(coeff, 256, x->skip_block,
                               p->quant_fp, pd->dequant,
                               (const cuml_bins_type_nuq *)
                                  p->cuml_bins_nuq,
                               (const dequant_val_type_nuq *)
                                   pd->dequant_val_nuq,
                               qcoeff, dqcoeff, eob,
                               scan_order->scan, band);
        break;
      case TX_8X8:
        highbd_quantize_fp_nuq(coeff, 64, x->skip_block,
                               p->quant_fp, pd->dequant,
                               (const cuml_bins_type_nuq *)
                                  p->cuml_bins_nuq,
                               (const dequant_val_type_nuq *)
                                   pd->dequant_val_nuq,
                               qcoeff, dqcoeff, eob,
                               scan_order->scan, band);
        break;
      case TX_4X4:
        highbd_quantize_fp_nuq(coeff, 16, x->skip_block,
                               p->quant_fp, pd->dequant,
                               (const cuml_bins_type_nuq *)
                                   p->cuml_bins_nuq,
                               (const dequant_val_type_nuq *)
                                   pd->dequant_val_nuq,
                               qcoeff, dqcoeff, eob,
                               scan_order->scan, band);
        break;
      default:
        assert(0);
    }
    return;
  }
#endif  // CONFIG_VP9_HIGHBITDEPTH

  fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
  switch (tx_size) {
    case TX_32X32:
      quantize_32x32_fp_nuq(coeff, 1024, x->skip_block,
                            p->quant_fp, pd->dequant,
                            (const cuml_bins_type_nuq *)
                                p->cuml_bins_nuq,
                            (const dequant_val_type_nuq *)
                                pd->dequant_val_nuq,
                            qcoeff, dqcoeff, eob,
                            scan_order->scan, band);
      break;
    case TX_16X16:
      quantize_fp_nuq(coeff, 256, x->skip_block,
                      p->quant_fp, pd->dequant,
                      (const cuml_bins_type_nuq *)
                          p->cuml_bins_nuq,
                      (const dequant_val_type_nuq *)
                          pd->dequant_val_nuq,
                      qcoeff, dqcoeff, eob,
                      scan_order->scan, band);
      break;
    case TX_8X8:
      quantize_fp_nuq(coeff, 64, x->skip_block,
                      p->quant_fp, pd->dequant,
                      (const cuml_bins_type_nuq *)
                          p->cuml_bins_nuq,
                      (const dequant_val_type_nuq *)
                          pd->dequant_val_nuq,
                      qcoeff, dqcoeff, eob,
                      scan_order->scan, band);
      break;
    case TX_4X4:
      quantize_fp_nuq(coeff, 16, x->skip_block,
                      p->quant_fp, pd->dequant,
                      (const cuml_bins_type_nuq *)
                          p->cuml_bins_nuq,
                      (const dequant_val_type_nuq *)
                          pd->dequant_val_nuq,
                      qcoeff, dqcoeff, eob,
                      scan_order->scan, band);
      break;
    default:
      assert(0);
      break;
  }
}

void vp10_xform_quant_dc_nuq(MACROBLOCK *x, int plane, int block, int blk_row,
                             int blk_col, BLOCK_SIZE plane_bsize,
                             TX_SIZE tx_size) {
  MACROBLOCKD *const xd = &x->e_mbd;
  const struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &xd->plane[plane];
  PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint16_t *const eob = &p->eobs[block];
  const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
  const int16_t *src_diff;

  FWD_TXFM_PARAM fwd_txfm_param;

  fwd_txfm_param.tx_type = tx_type;
  fwd_txfm_param.tx_size = tx_size;
  fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_list[VP10_XFORM_QUANT_DC];
  fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
  fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];

  src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];

// TODO(sarahparker) add all of these new quant quantize functions
// to quant_func_list, just trying to get this expr to work for now
#if CONFIG_VP9_HIGHBITDEPTH
  fwd_txfm_param.bd = xd->bd;
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
    highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
    switch (tx_size) {
      case TX_32X32:
        highbd_quantize_dc_32x32_nuq(coeff, 1024, x->skip_block,
                                     p->quant[0], p->quant_shift[0],
                                     pd->dequant[0],
                                     p->cuml_bins_nuq[0],
                                     pd->dequant_val_nuq[0],
                                     qcoeff, dqcoeff, eob);
        break;
      case TX_16X16:
        highbd_quantize_dc_nuq(coeff, 256, x->skip_block,
                               p->quant[0], p->quant_shift[0],
                               pd->dequant[0],
                               p->cuml_bins_nuq[0],
                               pd->dequant_val_nuq[0],
                               qcoeff, dqcoeff, eob);
        break;
      case TX_8X8:
        highbd_quantize_dc_nuq(coeff, 64, x->skip_block,
                               p->quant[0], p->quant_shift[0],
                               pd->dequant[0],
                               p->cuml_bins_nuq[0],
                               pd->dequant_val_nuq[0],
                               qcoeff, dqcoeff, eob);
        break;
      case TX_4X4:
        highbd_quantize_dc_nuq(coeff, 16, x->skip_block,
                               p->quant[0], p->quant_shift[0],
                               pd->dequant[0],
                               p->cuml_bins_nuq[0],
                               pd->dequant_val_nuq[0],
                               qcoeff, dqcoeff, eob);
        break;
      default:
        assert(0);
    }
    return;
  }
#endif  // CONFIG_VP9_HIGHBITDEPTH

  fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
  switch (tx_size) {
    case TX_32X32:
      quantize_dc_32x32_nuq(coeff, 1024, x->skip_block,
                            p->quant[0], p->quant_shift[0], pd->dequant[0],
                            p->cuml_bins_nuq[0],
                            pd->dequant_val_nuq[0],
                            qcoeff, dqcoeff, eob);
      break;
    case TX_16X16:
      quantize_dc_nuq(coeff, 256, x->skip_block,
                      p->quant[0], p->quant_shift[0], pd->dequant[0],
                      p->cuml_bins_nuq[0],
                      pd->dequant_val_nuq[0],
                      qcoeff, dqcoeff, eob);
      break;
    case TX_8X8:
      quantize_dc_nuq(coeff, 64, x->skip_block,
                      p->quant[0], p->quant_shift[0], pd->dequant[0],
                      p->cuml_bins_nuq[0],
                      pd->dequant_val_nuq[0],
                      qcoeff, dqcoeff, eob);
      break;
    case TX_4X4:
      quantize_dc_nuq(coeff, 16, x->skip_block,
                      p->quant[0], p->quant_shift[0], pd->dequant[0],
                      p->cuml_bins_nuq[0],
                      pd->dequant_val_nuq[0],
                      qcoeff, dqcoeff, eob);
      break;
    default:
      assert(0);
      break;
  }
}

void vp10_xform_quant_dc_fp_nuq(MACROBLOCK *x, int plane, int block,
                                int blk_row, int blk_col,
                                BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
  MACROBLOCKD *const xd = &x->e_mbd;
  const struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &xd->plane[plane];
  PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint16_t *const eob = &p->eobs[block];
  const int diff_stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
  const int16_t *src_diff;

  FWD_TXFM_PARAM fwd_txfm_param;

  fwd_txfm_param.tx_type = tx_type;
  fwd_txfm_param.tx_size = tx_size;
  fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_list[VP10_XFORM_QUANT_DC];
  fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
  fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];

  src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];

// TODO(sarahparker) add all of these new quant quantize functions
// to quant_func_list, just trying to get this expr to work for now
#if CONFIG_VP9_HIGHBITDEPTH
  fwd_txfm_param.bd = xd->bd;
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
    highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
    switch (tx_size) {
      case TX_32X32:
        highbd_quantize_dc_32x32_fp_nuq(coeff, 1024, x->skip_block,
                                        p->quant_fp[0], pd->dequant[0],
                                        p->cuml_bins_nuq[0],
                                        pd->dequant_val_nuq[0],
                                        qcoeff, dqcoeff, eob);
        break;
      case TX_16X16:
        highbd_quantize_dc_fp_nuq(coeff, 256, x->skip_block,
                                  p->quant_fp[0], pd->dequant[0],
                                  p->cuml_bins_nuq[0],
                                  pd->dequant_val_nuq[0],
                                  qcoeff, dqcoeff, eob);
        break;
      case TX_8X8:
        highbd_quantize_dc_fp_nuq(coeff, 64, x->skip_block,
                                  p->quant_fp[0], pd->dequant[0],
                                  p->cuml_bins_nuq[0],
                                  pd->dequant_val_nuq[0],
                                  qcoeff, dqcoeff, eob);
        break;
      case TX_4X4:
        highbd_quantize_dc_fp_nuq(coeff, 16, x->skip_block,
                                  p->quant_fp[0], pd->dequant[0],
                                  p->cuml_bins_nuq[0],
                                  pd->dequant_val_nuq[0],
                                  qcoeff, dqcoeff, eob);
        break;
      default:
        assert(0);
    }
    return;
  }
#endif  // CONFIG_VP9_HIGHBITDEPTH

  fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
  switch (tx_size) {
    case TX_32X32:
      quantize_dc_32x32_fp_nuq(coeff, 1024, x->skip_block,
                               p->quant_fp[0], pd->dequant[0],
                               p->cuml_bins_nuq[0],
                               pd->dequant_val_nuq[0],
                               qcoeff, dqcoeff, eob);
      break;
    case TX_16X16:
      quantize_dc_fp_nuq(coeff, 256, x->skip_block,
                         p->quant_fp[0], pd->dequant[0],
                         p->cuml_bins_nuq[0],
                         pd->dequant_val_nuq[0],
                         qcoeff, dqcoeff, eob);

      break;
    case TX_8X8:
      quantize_dc_fp_nuq(coeff, 64, x->skip_block,
                         p->quant_fp[0], pd->dequant[0],
                         p->cuml_bins_nuq[0],
                         pd->dequant_val_nuq[0],
                         qcoeff, dqcoeff, eob);
      break;
    case TX_4X4:
      quantize_dc_fp_nuq(coeff, 16, x->skip_block,
                         p->quant_fp[0], pd->dequant[0],
                         p->cuml_bins_nuq[0],
                         pd->dequant_val_nuq[0],
                         qcoeff, dqcoeff, eob);
      break;
    default:
      assert(0);
      break;
  }
}
#endif  // CONFIG_NEW_QUANT

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static void encode_block(int plane, int block, int blk_row, int blk_col,
                         BLOCK_SIZE plane_bsize,
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                         TX_SIZE tx_size, void *arg) {
  struct encode_b_args *const args = arg;
  MACROBLOCK *const x = args->x;
  MACROBLOCKD *const xd = &x->e_mbd;
  struct macroblock_plane *const p = &x->plane[plane];
  struct macroblockd_plane *const pd = &xd->plane[plane];
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint8_t *dst;
  ENTROPY_CONTEXT *a, *l;
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  INV_TXFM_PARAM inv_txfm_param;
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#if CONFIG_VAR_TX
  int i;
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  const int bwl = b_width_log2_lookup[plane_bsize];
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#endif
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  dst = &pd->dst.buf[4 * blk_row * pd->dst.stride + 4 * blk_col];
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  a = &args->ta[blk_col];
  l = &args->tl[blk_row];
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  // TODO(jingning): per transformed block zero forcing only enabled for
  // luma component. will integrate chroma components as well.
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  // Turn this back on when the rate-distortion loop is synchronized with
  // the recursive transform block coding.
//  if (x->zcoeff_blk[tx_size][block] && plane == 0) {
//    p->eobs[block] = 0;
//    *a = *l = 0;
//    return;
//  }
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#if CONFIG_VAR_TX
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  // Assert not magic number (uninitialised).
  assert(x->blk_skip[plane][(blk_row << bwl) + blk_col] != 234);

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  if (x->blk_skip[plane][(blk_row << bwl) + blk_col] == 0) {
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#else
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  {
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#endif
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    if (x->quant_fp) {
      // Encoding process for rtc mode
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      if (x->skip_txfm[0][0] == SKIP_TXFM_AC_DC && plane == 0) {
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        // skip forward transform
        p->eobs[block] = 0;
        *a = *l = 0;
        return;
      } else {
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#if CONFIG_NEW_QUANT
        vp10_xform_quant_fp_nuq(x, plane, block, blk_row, blk_col, plane_bsize,
                                tx_size);
#else
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        vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
                         tx_size, VP10_XFORM_QUANT_FP);
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#endif
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      }
    } else {
      if (max_txsize_lookup[plane_bsize] == tx_size) {
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        int blk_index = (block >> (tx_size << 1));
        if (x->skip_txfm[plane][blk_index] == SKIP_TXFM_NONE) {
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          // full forward transform and quantization
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#if CONFIG_NEW_QUANT
          vp10_xform_quant_nuq(x, plane, block, blk_row, blk_col, plane_bsize,
                               tx_size);
#else
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          vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
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                           tx_size, VP10_XFORM_QUANT_FP);
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#endif  // CONFIG_NEW_QUANT
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        } else if (x->skip_txfm[plane][blk_index] == SKIP_TXFM_AC_ONLY) {
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          // fast path forward transform and quantization
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#if CONFIG_NEW_QUANT
          vp10_xform_quant_dc_nuq(x, plane, block, blk_row, blk_col,
                                  plane_bsize, tx_size);
#else
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          vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize,
                           tx_size, VP10_XFORM_QUANT_DC);
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#endif  // CONFIG_NEW_QUANT
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        } else {
          // skip forward transform
          p->eobs[block] = 0;
          *a = *l = 0;
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#if !CONFIG_VAR_TX
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          return;
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#endif
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        }
      } else {
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#if CONFIG_NEW_QUANT
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