encodeframe.c 292 KB
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/*
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 * Copyright (c) 2016, Alliance for Open Media. All rights reserved
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 *
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 * This source code is subject to the terms of the BSD 2 Clause License and
 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
 * was not distributed with this source code in the LICENSE file, you can
 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
 * Media Patent License 1.0 was not distributed with this source code in the
 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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 */

#include <limits.h>
#include <math.h>
#include <stdio.h>

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#include "./av1_rtcd.h"
#include "./aom_dsp_rtcd.h"
#include "./aom_config.h"
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#include "aom_dsp/aom_dsp_common.h"
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#include "aom_dsp/binary_codes_writer.h"
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#include "aom_ports/mem.h"
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#include "aom_ports/aom_timer.h"
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#include "aom_ports/system_state.h"
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#include "av1/common/common.h"
#include "av1/common/entropy.h"
#include "av1/common/entropymode.h"
#include "av1/common/idct.h"
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#include "av1/common/mv.h"
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#include "av1/common/mvref_common.h"
#include "av1/common/pred_common.h"
#include "av1/common/quant_common.h"
#include "av1/common/reconintra.h"
#include "av1/common/reconinter.h"
#include "av1/common/seg_common.h"
#include "av1/common/tile_common.h"
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#include "av1/encoder/aq_complexity.h"
#include "av1/encoder/aq_cyclicrefresh.h"
#include "av1/encoder/aq_variance.h"
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#if CONFIG_SUPERTX
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#include "av1/encoder/cost.h"
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#endif
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#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
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#include "av1/common/warped_motion.h"
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#endif  // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
#if CONFIG_GLOBAL_MOTION
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#include "av1/encoder/global_motion.h"
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#endif  // CONFIG_GLOBAL_MOTION
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#include "av1/encoder/encodeframe.h"
#include "av1/encoder/encodemb.h"
#include "av1/encoder/encodemv.h"
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#if CONFIG_LV_MAP
#include "av1/encoder/encodetxb.h"
#endif
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#include "av1/encoder/ethread.h"
#include "av1/encoder/extend.h"
#include "av1/encoder/rd.h"
#include "av1/encoder/rdopt.h"
#include "av1/encoder/segmentation.h"
#include "av1/encoder/tokenize.h"
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#if CONFIG_PVQ
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#include "av1/common/pvq.h"
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#include "av1/encoder/pvq_encoder.h"
#endif
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#if CONFIG_HIGHBITDEPTH
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#define IF_HBD(...) __VA_ARGS__
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#else
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#define IF_HBD(...)
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#endif  // CONFIG_HIGHBITDEPTH
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static void encode_superblock(const AV1_COMP *const cpi, ThreadData *td,
                              TOKENEXTRA **t, RUN_TYPE dry_run, int mi_row,
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                              int mi_col, BLOCK_SIZE bsize, int *rate);
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#if CONFIG_SUPERTX
static int check_intra_b(PICK_MODE_CONTEXT *ctx);

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static int check_intra_sb(const AV1_COMP *cpi, const TileInfo *const tile,
                          int mi_row, int mi_col, BLOCK_SIZE bsize,
                          PC_TREE *pc_tree);
static void predict_superblock(const AV1_COMP *const cpi, ThreadData *td,
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                               int mi_row_ori, int mi_col_ori, int mi_row_pred,
                               int mi_col_pred, int plane,
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                               BLOCK_SIZE bsize_pred, int b_sub8x8, int block);
static int check_supertx_sb(BLOCK_SIZE bsize, TX_SIZE supertx_size,
                            PC_TREE *pc_tree);
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static void predict_sb_complex(const AV1_COMP *const cpi, ThreadData *td,
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                               const TileInfo *const tile, int mi_row,
                               int mi_col, int mi_row_ori, int mi_col_ori,
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                               RUN_TYPE dry_run, BLOCK_SIZE bsize,
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                               BLOCK_SIZE top_bsize, uint8_t *dst_buf[3],
                               int dst_stride[3], PC_TREE *pc_tree);
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static void update_state_sb_supertx(const AV1_COMP *const cpi, ThreadData *td,
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                                    const TileInfo *const tile, int mi_row,
                                    int mi_col, BLOCK_SIZE bsize,
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                                    RUN_TYPE dry_run, PC_TREE *pc_tree);
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static void rd_supertx_sb(const AV1_COMP *const cpi, ThreadData *td,
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                          const TileInfo *const tile, int mi_row, int mi_col,
                          BLOCK_SIZE bsize, int *tmp_rate, int64_t *tmp_dist,
                          TX_TYPE *best_tx, PC_TREE *pc_tree);
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#endif  // CONFIG_SUPERTX

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// This is used as a reference when computing the source variance for the
//  purposes of activity masking.
// Eventually this should be replaced by custom no-reference routines,
//  which will be faster.
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static const uint8_t AV1_VAR_OFFS[MAX_SB_SIZE] = {
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  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
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#if CONFIG_EXT_PARTITION
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  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128
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#endif  // CONFIG_EXT_PARTITION
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};

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#if CONFIG_HIGHBITDEPTH
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static const uint16_t AV1_HIGH_VAR_OFFS_8[MAX_SB_SIZE] = {
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  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
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#if CONFIG_EXT_PARTITION
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  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
  128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128
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#endif  // CONFIG_EXT_PARTITION
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};

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static const uint16_t AV1_HIGH_VAR_OFFS_10[MAX_SB_SIZE] = {
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  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
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#if CONFIG_EXT_PARTITION
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  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4,
  128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4
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#endif  // CONFIG_EXT_PARTITION
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};

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static const uint16_t AV1_HIGH_VAR_OFFS_12[MAX_SB_SIZE] = {
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  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16,
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#if CONFIG_EXT_PARTITION
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  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16,
  128 * 16
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#endif  // CONFIG_EXT_PARTITION
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};
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#endif  // CONFIG_HIGHBITDEPTH
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unsigned int av1_get_sby_perpixel_variance(const AV1_COMP *cpi,
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                                           const struct buf_2d *ref,
                                           BLOCK_SIZE bs) {
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  unsigned int sse;
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  const unsigned int var =
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      cpi->fn_ptr[bs].vf(ref->buf, ref->stride, AV1_VAR_OFFS, 0, &sse);
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  return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}

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#if CONFIG_HIGHBITDEPTH
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unsigned int av1_high_get_sby_perpixel_variance(const AV1_COMP *cpi,
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                                                const struct buf_2d *ref,
                                                BLOCK_SIZE bs, int bd) {
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  unsigned int var, sse;
  switch (bd) {
    case 10:
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      var =
          cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
                             CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_10), 0, &sse);
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      break;
    case 12:
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      var =
          cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
                             CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_12), 0, &sse);
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      break;
    case 8:
    default:
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      var =
          cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
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                             CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_8), 0, &sse);
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      break;
  }
  return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}
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#endif  // CONFIG_HIGHBITDEPTH
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static unsigned int get_sby_perpixel_diff_variance(const AV1_COMP *const cpi,
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                                                   const struct buf_2d *ref,
                                                   int mi_row, int mi_col,
                                                   BLOCK_SIZE bs) {
  unsigned int sse, var;
  uint8_t *last_y;
  const YV12_BUFFER_CONFIG *last = get_ref_frame_buffer(cpi, LAST_FRAME);

  assert(last != NULL);
  last_y =
      &last->y_buffer[mi_row * MI_SIZE * last->y_stride + mi_col * MI_SIZE];
  var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, last_y, last->y_stride, &sse);
  return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}

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static BLOCK_SIZE get_rd_var_based_fixed_partition(AV1_COMP *cpi, MACROBLOCK *x,
                                                   int mi_row, int mi_col) {
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  unsigned int var = get_sby_perpixel_diff_variance(
      cpi, &x->plane[0].src, mi_row, mi_col, BLOCK_64X64);
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  if (var < 8)
    return BLOCK_64X64;
  else if (var < 128)
    return BLOCK_32X32;
  else if (var < 2048)
    return BLOCK_16X16;
  else
    return BLOCK_8X8;
}

// Lighter version of set_offsets that only sets the mode info
// pointers.
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static void set_mode_info_offsets(const AV1_COMP *const cpi,
                                  MACROBLOCK *const x, MACROBLOCKD *const xd,
                                  int mi_row, int mi_col) {
  const AV1_COMMON *const cm = &cpi->common;
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  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;
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  x->mbmi_ext = cpi->mbmi_ext_base + (mi_row * cm->mi_cols + mi_col);
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}

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static void set_offsets_without_segment_id(const AV1_COMP *const cpi,
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                                           const TileInfo *const tile,
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                                           MACROBLOCK *const x, int mi_row,
                                           int mi_col, BLOCK_SIZE bsize) {
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  const AV1_COMMON *const cm = &cpi->common;
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  MACROBLOCKD *const xd = &x->e_mbd;
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  const int mi_width = mi_size_wide[bsize];
  const int mi_height = mi_size_high[bsize];
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  set_mode_info_offsets(cpi, x, xd, mi_row, mi_col);
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  set_skip_context(xd, mi_row, mi_col);
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#if CONFIG_VAR_TX
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  xd->above_txfm_context =
      cm->above_txfm_context + (mi_col << TX_UNIT_WIDE_LOG2);
  xd->left_txfm_context = xd->left_txfm_context_buffer +
                          ((mi_row & MAX_MIB_MASK) << TX_UNIT_HIGH_LOG2);
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  xd->max_tx_size = max_txsize_lookup[bsize];
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#endif

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  // Set up destination pointers.
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  av1_setup_dst_planes(xd->plane, bsize, get_frame_new_buffer(cm), mi_row,
                       mi_col);
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  // Set up limit values for MV components.
  // Mv beyond the range do not produce new/different prediction block.
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  x->mv_limits.row_min =
      -(((mi_row + mi_height) * MI_SIZE) + AOM_INTERP_EXTEND);
  x->mv_limits.col_min = -(((mi_col + mi_width) * MI_SIZE) + AOM_INTERP_EXTEND);
  x->mv_limits.row_max = (cm->mi_rows - mi_row) * MI_SIZE + AOM_INTERP_EXTEND;
  x->mv_limits.col_max = (cm->mi_cols - mi_col) * MI_SIZE + AOM_INTERP_EXTEND;
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  set_plane_n4(xd, mi_width, mi_height);
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  // Set up distance of MB to edge of frame in 1/8th pel units.
  assert(!(mi_col & (mi_width - 1)) && !(mi_row & (mi_height - 1)));
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  set_mi_row_col(xd, tile, mi_row, mi_height, mi_col, mi_width,
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#if CONFIG_DEPENDENT_HORZTILES
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                 cm->dependent_horz_tiles,
#endif  // CONFIG_DEPENDENT_HORZTILES
                 cm->mi_rows, cm->mi_cols);
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  // Set up source buffers.
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  av1_setup_src_planes(x, cpi->source, mi_row, mi_col);
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  // R/D setup.
  x->rdmult = cpi->rd.RDMULT;

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  // required by av1_append_sub8x8_mvs_for_idx() and av1_find_best_ref_mvs()
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  xd->tile = *tile;
}

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static void set_offsets(const AV1_COMP *const cpi, const TileInfo *const tile,
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                        MACROBLOCK *const x, int mi_row, int mi_col,
                        BLOCK_SIZE bsize) {
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  const AV1_COMMON *const cm = &cpi->common;
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  MACROBLOCKD *const xd = &x->e_mbd;
  MB_MODE_INFO *mbmi;
  const struct segmentation *const seg = &cm->seg;

  set_offsets_without_segment_id(cpi, tile, x, mi_row, mi_col, bsize);

  mbmi = &xd->mi[0]->mbmi;
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#if CONFIG_CFL
  xd->cfl->mi_row = mi_row;
  xd->cfl->mi_col = mi_col;
#endif
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  // Setup segment ID.
  if (seg->enabled) {
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    if (!cpi->vaq_refresh) {
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      const uint8_t *const map =
          seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map;
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      mbmi->segment_id = get_segment_id(cm, map, bsize, mi_row, mi_col);
    }
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    av1_init_plane_quantizers(cpi, x, mbmi->segment_id);
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  } else {
    mbmi->segment_id = 0;
  }
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#if CONFIG_SUPERTX
  mbmi->segment_id_supertx = MAX_SEGMENTS;
#endif  // CONFIG_SUPERTX
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}

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#if CONFIG_SUPERTX
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static void set_offsets_supertx(const AV1_COMP *const cpi, ThreadData *td,
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                                const TileInfo *const tile, int mi_row,
                                int mi_col, BLOCK_SIZE bsize) {
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  MACROBLOCK *const x = &td->mb;
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  const AV1_COMMON *const cm = &cpi->common;
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  MACROBLOCKD *const xd = &x->e_mbd;
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  const int mi_width = mi_size_wide[bsize];
  const int mi_height = mi_size_high[bsize];
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#if CONFIG_DEPENDENT_HORZTILES
  set_mode_info_offsets(cpi, x, xd, mi_row, mi_col, cm->dependent_horz_tiles);
#else
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  set_mode_info_offsets(cpi, x, xd, mi_row, mi_col);
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#endif
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  // Set up distance of MB to edge of frame in 1/8th pel units.
  assert(!(mi_col & (mi_width - 1)) && !(mi_row & (mi_height - 1)));
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  set_mi_row_col(xd, tile, mi_row, mi_height, mi_col, mi_width,
#if CONFIG_DEPENDENT_HORZTILES
                 cm->dependent_horz_tiles,
#endif  // CONFIG_DEPENDENT_HORZTILES
                 cm->mi_rows, cm->mi_cols);
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}

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static void set_offsets_extend(const AV1_COMP *const cpi, ThreadData *td,
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                               const TileInfo *const tile, int mi_row_pred,
                               int mi_col_pred, int mi_row_ori, int mi_col_ori,
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                               BLOCK_SIZE bsize_pred) {
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  // Used in supertx
  // (mi_row_ori, mi_col_ori, bsize_ori): region for mv
  // (mi_row_pred, mi_col_pred, bsize_pred): region to predict
  MACROBLOCK *const x = &td->mb;
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  const AV1_COMMON *const cm = &cpi->common;
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  MACROBLOCKD *const xd = &x->e_mbd;
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  const int mi_width = mi_size_wide[bsize_pred];
  const int mi_height = mi_size_high[bsize_pred];
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#if CONFIG_DEPENDENT_HORZTILES
  set_mode_info_offsets(cpi, x, xd, mi_row_ori, mi_col_ori,
                        cm->dependent_horz_tiles);
#else
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  set_mode_info_offsets(cpi, x, xd, mi_row_ori, mi_col_ori);
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#endif
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  // Set up limit values for MV components.
  // Mv beyond the range do not produce new/different prediction block.
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  x->mv_limits.row_min =
      -(((mi_row_pred + mi_height) * MI_SIZE) + AOM_INTERP_EXTEND);
  x->mv_limits.col_min =
      -(((mi_col_pred + mi_width) * MI_SIZE) + AOM_INTERP_EXTEND);
  x->mv_limits.row_max =
      (cm->mi_rows - mi_row_pred) * MI_SIZE + AOM_INTERP_EXTEND;
  x->mv_limits.col_max =
      (cm->mi_cols - mi_col_pred) * MI_SIZE + AOM_INTERP_EXTEND;
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// Set up distance of MB to edge of frame in 1/8th pel units.
#if !CONFIG_CB4X4
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  assert(!(mi_col_pred & (mi_width - mi_size_wide[BLOCK_8X8])) &&
         !(mi_row_pred & (mi_height - mi_size_high[BLOCK_8X8])));
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#endif
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  set_mi_row_col(xd, tile, mi_row_pred, mi_height, mi_col_pred, mi_width,
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#if CONFIG_DEPENDENT_HORZTILES
                 cm->dependent_horz_tiles,
#endif  // CONFIG_DEPENDENT_HORZTILES
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                 cm->mi_rows, cm->mi_cols);
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  xd->up_available = (mi_row_ori > tile->mi_row_start);
  xd->left_available = (mi_col_ori > tile->mi_col_start);
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  // R/D setup.
  x->rdmult = cpi->rd.RDMULT;
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}
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static void set_segment_id_supertx(const AV1_COMP *const cpi,
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                                   MACROBLOCK *const x, const int mi_row,
                                   const int mi_col, const BLOCK_SIZE bsize) {
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  const AV1_COMMON *cm = &cpi->common;
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  const struct segmentation *seg = &cm->seg;
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  const int miw = AOMMIN(mi_size_wide[bsize], cm->mi_cols - mi_col);
  const int mih = AOMMIN(mi_size_high[bsize], cm->mi_rows - mi_row);
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  const int mi_offset = mi_row * cm->mi_stride + mi_col;
  MODE_INFO **const mip = cm->mi_grid_visible + mi_offset;
  int r, c;
  int seg_id_supertx = MAX_SEGMENTS;
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  if (!seg->enabled) {
    seg_id_supertx = 0;
  } else {
    // Find the minimum segment_id
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    for (r = 0; r < mih; r++)
      for (c = 0; c < miw; c++)
        seg_id_supertx =
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            AOMMIN(mip[r * cm->mi_stride + c]->mbmi.segment_id, seg_id_supertx);
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    assert(0 <= seg_id_supertx && seg_id_supertx < MAX_SEGMENTS);

    // Initialize plane quantisers
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    av1_init_plane_quantizers(cpi, x, seg_id_supertx);
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  }
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  // Assign the the segment_id back to segment_id_supertx
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  for (r = 0; r < mih; r++)
    for (c = 0; c < miw; c++)
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      mip[r * cm->mi_stride + c]->mbmi.segment_id_supertx = seg_id_supertx;
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}
#endif  // CONFIG_SUPERTX

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#if CONFIG_DUAL_FILTER
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static void reset_intmv_filter_type(const AV1_COMMON *const cm, MACROBLOCKD *xd,
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                                    MB_MODE_INFO *mbmi) {
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  InterpFilter filters[2];
  InterpFilter default_filter = av1_unswitchable_filter(cm->interp_filter);

  for (int dir = 0; dir < 2; ++dir) {
    filters[dir] = ((!has_subpel_mv_component(xd->mi[0], xd, dir) &&
                     (mbmi->ref_frame[1] == NONE_FRAME ||
                      !has_subpel_mv_component(xd->mi[0], xd, dir + 2)))
                        ? default_filter
                        : av1_extract_interp_filter(mbmi->interp_filters, dir));
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  }
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  mbmi->interp_filters = av1_make_interp_filters(filters[0], filters[1]);
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}

static void update_filter_type_count(FRAME_COUNTS *counts,
                                     const MACROBLOCKD *xd,
                                     const MB_MODE_INFO *mbmi) {
  int dir;
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  for (dir = 0; dir < 2; ++dir) {
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    if (has_subpel_mv_component(xd->mi[0], xd, dir) ||
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        (mbmi->ref_frame[1] > INTRA_FRAME &&
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         has_subpel_mv_component(xd->mi[0], xd, dir + 2))) {
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      const int ctx = av1_get_pred_context_switchable_interp(xd, dir);
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      InterpFilter filter =
          av1_extract_interp_filter(mbmi->interp_filters, dir);
      ++counts->switchable_interp[ctx][filter];
      update_cdf(xd->tile_ctx->switchable_interp_cdf[ctx], filter,
                 SWITCHABLE_FILTERS);
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    }
  }
}
#endif
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#if CONFIG_GLOBAL_MOTION
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static void update_global_motion_used(PREDICTION_MODE mode, BLOCK_SIZE bsize,
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                                      const MB_MODE_INFO *mbmi,
                                      RD_COUNTS *rdc) {
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  if (mode == ZEROMV || mode == ZERO_ZEROMV) {
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    const int num_4x4s =
        num_4x4_blocks_wide_lookup[bsize] * num_4x4_blocks_high_lookup[bsize];
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    int ref;
    for (ref = 0; ref < 1 + has_second_ref(mbmi); ++ref) {
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      rdc->global_motion_used[mbmi->ref_frame[ref]] += num_4x4s;
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    }
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  }
}
#endif  // CONFIG_GLOBAL_MOTION
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static void reset_tx_size(MACROBLOCKD *xd, MB_MODE_INFO *mbmi,
                          const TX_MODE tx_mode) {
  if (xd->lossless[mbmi->segment_id]) {
    mbmi->tx_size = TX_4X4;
  } else if (tx_mode != TX_MODE_SELECT) {
    mbmi->tx_size =
        tx_size_from_tx_mode(mbmi->sb_type, tx_mode, is_inter_block(mbmi));
  }
}

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static void set_ref_and_pred_mvs(MACROBLOCK *const x, int_mv *const mi_pred_mv,
                                 int8_t rf_type) {
  MACROBLOCKD *const xd = &x->e_mbd;
  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;

  const int bw = xd->n8_w << MI_SIZE_LOG2;
  const int bh = xd->n8_h << MI_SIZE_LOG2;
  int ref_mv_idx = mbmi->ref_mv_idx;
  MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext;
  CANDIDATE_MV *const curr_ref_mv_stack = mbmi_ext->ref_mv_stack[rf_type];

  if (has_second_ref(mbmi)) {
    // Special case: NEAR_NEWMV and NEW_NEARMV modes use 1 + mbmi->ref_mv_idx
    // (like NEARMV) instead
    if (mbmi->mode == NEAR_NEWMV || mbmi->mode == NEW_NEARMV) ref_mv_idx += 1;

    if (compound_ref0_mode(mbmi->mode) == NEWMV) {
      int_mv this_mv = curr_ref_mv_stack[ref_mv_idx].this_mv;
      clamp_mv_ref(&this_mv.as_mv, bw, bh, xd);
      mbmi_ext->ref_mvs[mbmi->ref_frame[0]][0] = this_mv;
      mbmi->pred_mv[0] = this_mv;
      mi_pred_mv[0] = this_mv;
    }
    if (compound_ref1_mode(mbmi->mode) == NEWMV) {
      int_mv this_mv = curr_ref_mv_stack[ref_mv_idx].comp_mv;
      clamp_mv_ref(&this_mv.as_mv, bw, bh, xd);
      mbmi_ext->ref_mvs[mbmi->ref_frame[1]][0] = this_mv;
      mbmi->pred_mv[1] = this_mv;
      mi_pred_mv[1] = this_mv;
    }
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#if CONFIG_COMPOUND_SINGLEREF
  } else if (is_inter_singleref_comp_mode(mbmi->mode)) {
    // Special case: SR_NEAR_NEWMV uses 1 + mbmi->ref_mv_idx
    // (like NEARMV) instead
    if (mbmi->mode == SR_NEAR_NEWMV) ref_mv_idx += 1;

    if (compound_ref0_mode(mbmi->mode) == NEWMV ||
        compound_ref1_mode(mbmi->mode) == NEWMV) {
      int_mv this_mv = curr_ref_mv_stack[ref_mv_idx].this_mv;
      clamp_mv_ref(&this_mv.as_mv, bw, bh, xd);
      mbmi_ext->ref_mvs[mbmi->ref_frame[0]][0] = this_mv;
      mbmi->pred_mv[0] = this_mv;
      mi_pred_mv[0] = this_mv;
    }
#endif  // CONFIG_COMPOUND_SINGLEREF
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  } else {
    if (mbmi->mode == NEWMV) {
      int i;
      for (i = 0; i < 1 + has_second_ref(mbmi); ++i) {
        int_mv this_mv = (i == 0) ? curr_ref_mv_stack[ref_mv_idx].this_mv
                                  : curr_ref_mv_stack[ref_mv_idx].comp_mv;
        clamp_mv_ref(&this_mv.as_mv, bw, bh, xd);
        mbmi_ext->ref_mvs[mbmi->ref_frame[i]][0] = this_mv;
        mbmi->pred_mv[i] = this_mv;
        mi_pred_mv[i] = this_mv;
      }
    }
  }
}

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static void update_state(const AV1_COMP *const cpi, ThreadData *td,
                         PICK_MODE_CONTEXT *ctx, int mi_row, int mi_col,
                         BLOCK_SIZE bsize, RUN_TYPE dry_run) {
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  int i, x_idx, y;
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  const AV1_COMMON *const cm = &cpi->common;
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  RD_COUNTS *const rdc = &td->rd_counts;
  MACROBLOCK *const x = &td->mb;
  MACROBLOCKD *const xd = &x->e_mbd;
  struct macroblock_plane *const p = x->plane;
  struct macroblockd_plane *const pd = xd->plane;
  MODE_INFO *mi = &ctx->mic;
  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
  MODE_INFO *mi_addr = xd->mi[0];
  const struct segmentation *const seg = &cm->seg;
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  const int bw = mi_size_wide[mi->mbmi.sb_type];
  const int bh = mi_size_high[mi->mbmi.sb_type];
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  const int mis = cm->mi_stride;
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  const int mi_width = mi_size_wide[bsize];
  const int mi_height = mi_size_high[bsize];
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  const int unify_bsize = CONFIG_CB4X4;
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  int8_t rf_type;

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#if !CONFIG_SUPERTX
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  assert(mi->mbmi.sb_type == bsize);
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#endif
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  *mi_addr = *mi;
  *x->mbmi_ext = ctx->mbmi_ext;

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#if CONFIG_DUAL_FILTER
  reset_intmv_filter_type(cm, xd, mbmi);
#endif

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  rf_type = av1_ref_frame_type(mbmi->ref_frame);
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  if (x->mbmi_ext->ref_mv_count[rf_type] > 1 &&
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      (mbmi->sb_type >= BLOCK_8X8 || unify_bsize)) {
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    set_ref_and_pred_mvs(x, mi->mbmi.pred_mv, rf_type);
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  }
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  // If segmentation in use
  if (seg->enabled) {
    // For in frame complexity AQ copy the segment id from the segment map.
    if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) {
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      const uint8_t *const map =
          seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map;
      mi_addr->mbmi.segment_id = get_segment_id(cm, map, bsize, mi_row, mi_col);
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      reset_tx_size(xd, &mi_addr->mbmi, cm->tx_mode);
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    }
    // Else for cyclic refresh mode update the segment map, set the segment id
    // and then update the quantizer.
    if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) {
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      av1_cyclic_refresh_update_segment(cpi, &xd->mi[0]->mbmi, mi_row, mi_col,
                                        bsize, ctx->rate, ctx->dist, x->skip);
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      reset_tx_size(xd, &mi_addr->mbmi, cm->tx_mode);
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    }
  }

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  for (i = 0; i < MAX_MB_PLANE; ++i) {
    p[i].coeff = ctx->coeff[i];
    p[i].qcoeff = ctx->qcoeff[i];
    pd[i].dqcoeff = ctx->dqcoeff[i];
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#if CONFIG_PVQ
    pd[i].pvq_ref_coeff = ctx->pvq_ref_coeff[i];
#endif
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    p[i].eobs = ctx->eobs[i];
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#if CONFIG_LV_MAP
    p[i].txb_entropy_ctx = ctx->txb_entropy_ctx[i];
#endif  // CONFIG_LV_MAP
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  }
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  for (i = 0; i < 2; ++i) pd[i].color_index_map = ctx->color_index_map[i];
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#if CONFIG_MRC_TX
  xd->mrc_mask = ctx->mrc_mask;
#endif  // CONFIG_MRC_TX
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  // Restore the coding context of the MB to that that was in place
  // when the mode was picked for it
  for (y = 0; y < mi_height; y++)
    for (x_idx = 0; x_idx < mi_width; x_idx++)
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      if ((xd->mb_to_right_edge >> (3 + MI_SIZE_LOG2)) + mi_width > x_idx &&
          (xd->mb_to_bottom_edge >> (3 + MI_SIZE_LOG2)) + mi_height > y) {
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        xd->mi[x_idx + y * mis] = mi_addr;
      }

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#if !CONFIG_EXT_DELTA_Q
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  if (cpi->oxcf.aq_mode > NO_AQ && cpi->oxcf.aq_mode < DELTA_AQ)
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    av1_init_plane_quantizers(cpi, x, xd->mi[0]->mbmi.segment_id);
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#else
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  if (cpi->oxcf.aq_mode)
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    av1_init_plane_quantizers(cpi, x, xd->mi[0]->mbmi.segment_id);
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#endif
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  if (is_inter_block(mbmi) && mbmi->sb_type < BLOCK_8X8 && !unify_bsize) {
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    mbmi->mv[0].as_int = mi->bmi[3].as_mv[0].as_int;
    mbmi->mv[1].as_int = mi->bmi[3].as_mv[1].as_int;
  }

  x->skip = ctx->skip;
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#if CONFIG_VAR_TX
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  for (i = 0; i < 1; ++i)
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    memcpy(x->blk_skip[i], ctx->blk_skip[i],
           sizeof(uint8_t) * ctx->num_4x4_blk);
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#endif
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  if (dry_run) return;
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#if CONFIG_INTERNAL_STATS
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  {
    unsigned int *const mode_chosen_counts =
        (unsigned int *)cpi->mode_chosen_counts;  // Cast const away.
    if (frame_is_intra_only(cm)) {
      static const int kf_mode_index[] = {
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        THR_DC /*DC_PRED*/,
        THR_V_PRED /*V_PRED*/,
        THR_H_PRED /*H_PRED*/,
        THR_D45_PRED /*D45_PRED*/,
        THR_D135_PRED /*D135_PRED*/,
        THR_D117_PRED /*D117_PRED*/,
        THR_D153_PRED /*D153_PRED*/,
        THR_D207_PRED /*D207_PRED*/,
        THR_D63_PRED /*D63_PRED*/,
        THR_SMOOTH, /*SMOOTH_PRED*/
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#if CONFIG_SMOOTH_HV
        THR_SMOOTH_V, /*SMOOTH_V_PRED*/
        THR_SMOOTH_H, /*SMOOTH_H_PRED*/
#endif                // CONFIG_SMOOTH_HV
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        THR_TM /*TM_PRED*/,
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      };
      ++mode_chosen_counts[kf_mode_index[mbmi->mode]];
    } else {
      // Note how often each mode chosen as best
      ++mode_chosen_counts[ctx->best_mode_index];
    }
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  }
#endif
  if (!frame_is_intra_only(cm)) {
    if (is_inter_block(mbmi)) {
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      av1_update_mv_count(td);
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#if CONFIG_GLOBAL_MOTION
      if (bsize >= BLOCK_8X8) {
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        // TODO(sarahparker): global motion stats need to be handled per-tile
        // to be compatible with tile-based threading.
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        update_global_motion_used(mbmi->mode, bsize, mbmi, rdc);
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      } else {
        const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
        const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
        int idx, idy;
        for (idy = 0; idy < 2; idy += num_4x4_h) {
          for (idx = 0; idx < 2; idx += num_4x4_w) {
            const int j = idy * 2 + idx;
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            update_global_motion_used(mi->bmi[j].as_mode, bsize, mbmi, rdc);
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          }
        }
      }
#endif  // CONFIG_GLOBAL_MOTION
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      if (cm->interp_filter == SWITCHABLE
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#if CONFIG_WARPED_MOTION
          && mbmi->motion_mode != WARPED_CAUSAL
#endif  // CONFIG_WARPED_MOTION
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#if CONFIG_GLOBAL_MOTION
          && !is_nontrans_global_motion(xd)
#endif  // CONFIG_GLOBAL_MOTION
              ) {
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#if CONFIG_DUAL_FILTER
        update_filter_type_count(td->counts, xd, mbmi);
#else
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        const int switchable_ctx = av1_get_pred_context_switchable_interp(xd);
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        const InterpFilter filter =
            av1_extract_interp_filter(mbmi->interp_filters, 0);
        ++td->counts->switchable_interp[switchable_ctx][filter];
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#endif
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      }
    }

    rdc->comp_pred_diff[SINGLE_REFERENCE] += ctx->single_pred_diff;
    rdc->comp_pred_diff[COMPOUND_REFERENCE] += ctx->comp_pred_diff;
    rdc->comp_pred_diff[REFERENCE_MODE_SELECT] += ctx->hybrid_pred_diff;
  }

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  const int x_mis = AOMMIN(bw, cm->mi_cols - mi_col);
  const int y_mis = AOMMIN(bh, cm->mi_rows - mi_row);
  av1_copy_frame_mvs(cm, mi, mi_row, mi_col, x_mis, y_mis);
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}

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#if CONFIG_SUPERTX
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static void update_state_supertx(const AV1_COMP *const cpi, ThreadData *td,
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                                 PICK_MODE_CONTEXT *ctx, int mi_row, int mi_col,
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                                 BLOCK_SIZE bsize, RUN_TYPE dry_run) {
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  int y, x_idx;
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#if CONFIG_VAR_TX
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  int i;
#endif
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  const AV1_COMMON *const cm = &cpi->common;
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  RD_COUNTS *const rdc = &td->rd_counts;
  MACROBLOCK *const x = &td->mb;
  MACROBLOCKD *const xd = &x->e_mbd;
  MODE_INFO *mi = &ctx->mic;
  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
  MODE_INFO *mi_addr = xd->mi[0];
  const struct segmentation *const seg = &cm->seg;
  const int mis = cm->mi_stride;
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  const int mi_width = mi_size_wide[bsize];
  const int mi_height = mi_size_high[bsize];
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  const int unify_bsize = CONFIG_CB4X4;
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  int8_t rf_type;

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  *mi_addr = *mi;
  *x->mbmi_ext = ctx->mbmi_ext;
  assert(is_inter_block(mbmi));
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  assert(mbmi->tx_size == ctx->mic.mbmi.tx_size);
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#if CONFIG_DUAL_FILTER
  reset_intmv_filter_type(cm, xd, mbmi);
#endif

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  rf_type = av1_ref_frame_type(mbmi->ref_frame);
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  if (x->mbmi_ext->ref_mv_count[rf_type] > 1 &&
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      (mbmi->sb_type >= BLOCK_8X8 || unify_bsize)) {
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    set_ref_and_pred_mvs(x, mi->mbmi.pred_mv, rf_type);
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  }
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  // If segmentation in use
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  if (seg->enabled) {
    if (cpi->vaq_refresh) {
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      const int energy =
          bsize <= BLOCK_16X16 ? x->mb_energy : av1_block_energy(cpi, x, bsize);
      mi_addr->mbmi.segment_id = av1_vaq_segment_id(energy);
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    } else if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) {
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      // For cyclic refresh mode, now update the segment map
      // and set the segment id.
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      av1_cyclic_refresh_update_segment(cpi, &xd->mi[0]->mbmi, mi_row, mi_col,
                                        bsize, ctx->rate, ctx->dist, 1);
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    } else {
      // Otherwise just set the segment id based on the current segment map
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      const uint8_t *const map =
          seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map;
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      mi_addr->mbmi.segment_id = get_segment_id(cm, map, bsize, mi_row, mi_col);
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    }
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    mi_addr->mbmi.segment_id_supertx = MAX_SEGMENTS;
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  }
  // Restore the coding context of the MB to that that was in place
  // when the mode was picked for it
  for (y = 0; y < mi_height; y++)
    for (x_idx = 0; x_idx < mi_width; x_idx++)
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      if ((xd->mb_to_right_edge >> (3 + MI_SIZE_LOG2)) + mi_width > x_idx &&
          (xd->mb_to_bottom_edge >> (3 + MI_SIZE_LOG2)) + mi_height > y) {
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        xd->mi[x_idx + y * mis] = mi_addr;
      }

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#if !CONFIG_CB4X4
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  if (is_inter_block(mbmi) && mbmi->sb_type < BLOCK_8X8) {
    mbmi->mv[0].as_int = mi->bmi[3].as_mv[0].as_int;
    mbmi->mv[1].as_int = mi->bmi[3].as_mv[1].as_int;
  }
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#endif
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  x->skip = ctx->skip;
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#if CONFIG_VAR_TX
  for (i = 0; i < 1; ++i)
    memcpy(x->blk_skip[i], ctx->blk_skip[i],
           sizeof(uint8_t) * ctx->num_4x4_blk);
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  if (!is_inter_block(mbmi) || mbmi->skip)
    mbmi->min_tx_size = get_min_tx_size(mbmi->tx_size);
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#endif  // CONFIG_VAR_TX
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#if CONFIG_VAR_TX
  {
    const TX_SIZE mtx = mbmi->tx_size;
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    const int num_4x4_blocks_wide = tx_size_wide_unit[mtx] >> 1;
    const int num_4x4_blocks_high = tx_size_high_unit[mtx] >> 1;
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    int idy, idx;
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    mbmi->inter_tx_size[0][0] = mtx;
    for (idy = 0; idy < num_4x4_blocks_high; ++idy)
      for (idx = 0; idx < num_4x4_blocks_wide; ++idx)
        mbmi->inter_tx_size[idy][idx] = mtx;
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  }
#endif  // CONFIG_VAR_TX
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  // Turn motion variation off for supertx
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  mbmi->motion_mode = SIMPLE_TRANSLATION;
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  if (dry_run) return;
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  if (!frame_is_intra_only(cm)) {
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    av1_update_mv_count(td);
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#if CONFIG_GLOBAL_MOTION
    if (is_inter_block(mbmi)) {
      if (bsize >= BLOCK_8X8) {
        // TODO(sarahparker): global motion stats need to be handled per-tile
        // to be compatible with tile-based threading.
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        update_global_motion_used(mbmi->mode, bsize, mbmi, rdc);
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      } else {
        const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
        const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
        int idx, idy;
        for (idy = 0; idy < 2; idy += num_4x4_h) {
          for (idx = 0; idx < 2; idx += num_4x4_w) {
            const int j = idy * 2 + idx;
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            update_global_motion_used(mi->bmi[j].as_mode, bsize, mbmi, rdc);
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          }
        }
      }
    }
#endif  // CONFIG_GLOBAL_MOTION

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    if (cm->interp_filter == SWITCHABLE
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#if CONFIG_GLOBAL_MOTION
        && !is_nontrans_global_motion(xd)
#endif  // CONFIG_GLOBAL_MOTION
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            ) {
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#if CONFIG_DUAL_FILTER
      update_filter_type_count(td->counts, xd, mbmi);
#else
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      const int pred_ctx = av1_get_pred_context_switchable_interp(xd);
      ++td->counts->switchable_interp[pred_ctx][mbmi->interp_filter];
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#endif
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    }

    rdc->comp_pred_diff[SINGLE_REFERENCE] += ctx->single_pred_diff;
    rdc->comp_pred_diff[COMPOUND_REFERENCE] += ctx->comp_pred_diff;
    rdc->comp_pred_diff[REFERENCE_MODE_SELECT] += ctx->hybrid_pred_diff;
  }

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