text: /*
   * Copyright (c) 2016, Alliance for Open Media. All rights reserved
   *
   * 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.
   */
  
  #include <limits.h>
  
  #include "av1/common/reconintra.h"
  
  #include "av1/encoder/encoder.h"
  #include "av1/encoder/speed_features.h"
  #include "av1/encoder/rdopt.h"
  
  #include "aom_dsp/aom_dsp_common.h"
  
  #define MAX_MESH_SPEED 5  // Max speed setting for mesh motion method
  // Max speed setting for tx domain evaluation
  #define MAX_TX_DOMAIN_EVAL_SPEED 5
  static MESH_PATTERN
      good_quality_mesh_patterns[MAX_MESH_SPEED + 1][MAX_MESH_STEP] = {
        { { 64, 8 }, { 28, 4 }, { 15, 1 }, { 7, 1 } },
        { { 64, 8 }, { 28, 4 }, { 15, 1 }, { 7, 1 } },
        { { 64, 8 }, { 14, 2 }, { 7, 1 }, { 7, 1 } },
        { { 64, 16 }, { 24, 8 }, { 12, 4 }, { 7, 1 } },
        { { 64, 16 }, { 24, 8 }, { 12, 4 }, { 7, 1 } },
        { { 64, 16 }, { 24, 8 }, { 12, 4 }, { 7, 1 } },
      };
  
  // TODO(huisu@google.com): These settings are pretty relaxed, tune them for
  // each speed setting
  static MESH_PATTERN intrabc_mesh_patterns[MAX_MESH_SPEED + 1][MAX_MESH_STEP] = {
    { { 256, 1 }, { 256, 1 }, { 0, 0 }, { 0, 0 } },
    { { 256, 1 }, { 256, 1 }, { 0, 0 }, { 0, 0 } },
    { { 64, 1 }, { 64, 1 }, { 0, 0 }, { 0, 0 } },
    { { 64, 1 }, { 64, 1 }, { 0, 0 }, { 0, 0 } },
    { { 64, 4 }, { 16, 1 }, { 0, 0 }, { 0, 0 } },
    { { 64, 4 }, { 16, 1 }, { 0, 0 }, { 0, 0 } },
  };
  
  // Threshold values to be used for pruning the txfm_domain_distortion
  // based on block MSE
  // Index 0: Default mode evaluation, Winner mode processing is not
  // applicable (Eg : IntraBc). Index 1: Mode evaluation.
  // Index 2: Winner mode evaluation. Index 1 and 2 are applicable when
  // enable_winner_mode_for_use_tx_domain_dist speed feature is ON
  // TODO(any): Experiment the threshold logic based on variance metric
  static unsigned int tx_domain_dist_thresholds[3][MODE_EVAL_TYPES] = {
    { UINT_MAX, UINT_MAX, UINT_MAX }, { 22026, 22026, 22026 }, { 0, 0, 0 }
  };
  
  // Transform domain distortion type to be used for default, mode and winner mode
  // evaluation Index 0: Default mode evaluation, Winner mode processing is not
  // applicable (Eg : IntraBc). Index 1: Mode evaluation. Index 2: Winner mode
  // evaluation. Index 1 and 2 are applicable when
  // enable_winner_mode_for_use_tx_domain_dist speed feature is ON
  static unsigned int tx_domain_dist_types[3][MODE_EVAL_TYPES] = { { 0, 2, 0 },
                                                                   { 1, 2, 0 },
                                                                   { 2, 2, 0 } };
  
  // Threshold values to be used for disabling coeff RD-optimization
  // based on block MSE / qstep^2.
  // TODO(any): Experiment the threshold logic based on variance metric.
  // Table has satd and dist threshold value index 0 : dist,index 1: satd
  // For each row, the indices are as follows.
  // Index 0: Default mode evaluation, Winner mode processing is not applicable
  // (Eg : IntraBc)
  // Index 1: Mode evaluation.
  // Index 2: Winner mode evaluation.
  // Index 1 and 2 are applicable when enable_winner_mode_for_coeff_opt speed
  // feature is ON
  // There are 7 levels with increasing speed, mapping to vertical indices.
  static unsigned int coeff_opt_thresholds[9][MODE_EVAL_TYPES][2] = {
    { { UINT_MAX, UINT_MAX }, { UINT_MAX, UINT_MAX }, { UINT_MAX, UINT_MAX } },
    { { 3200, UINT_MAX }, { 250, UINT_MAX }, { UINT_MAX, UINT_MAX } },
    { { 1728, UINT_MAX }, { 142, UINT_MAX }, { UINT_MAX, UINT_MAX } },
    { { 864, UINT_MAX }, { 142, UINT_MAX }, { UINT_MAX, UINT_MAX } },
    { { 432, UINT_MAX }, { 86, UINT_MAX }, { UINT_MAX, UINT_MAX } },
    { { 864, 97 }, { 142, 16 }, { UINT_MAX, UINT_MAX } },
    { { 432, 97 }, { 86, 16 }, { UINT_MAX, UINT_MAX } },
    { { 216, 25 }, { 86, 10 }, { UINT_MAX, UINT_MAX } },
    { { 216, 25 }, { 0, 10 }, { UINT_MAX, UINT_MAX } }
  };
  
  // Transform size to be used for default, mode and winner mode evaluation
  // Index 0: Default mode evaluation, Winner mode processing is not applicable
  // (Eg : IntraBc) Index 1: Mode evaluation. Index 2: Winner mode evaluation.
  // Index 1 and 2 are applicable when enable_winner_mode_for_tx_size_srch speed
  // feature is ON
  static TX_SIZE_SEARCH_METHOD tx_size_search_methods[3][MODE_EVAL_TYPES] = {
    { USE_FULL_RD, USE_LARGESTALL, USE_FULL_RD },
    { USE_FAST_RD, USE_LARGESTALL, USE_FULL_RD },
    { USE_LARGESTALL, USE_LARGESTALL, USE_FULL_RD }
  };
  
  // Predict transform skip levels to be used for default, mode and winner mode
  // evaluation. Index 0: Default mode evaluation, Winner mode processing is not
  // applicable. Index 1: Mode evaluation, Index 2: Winner mode evaluation
  // Values indicate the aggressiveness of skip flag prediction.
  // 0 : no early skip prediction
  // 1 : conservative early skip prediction using DCT_DCT
  // 2 : early skip prediction based on SSE
  static unsigned int predict_skip_levels[3][MODE_EVAL_TYPES] = { { 0, 0, 0 },
                                                                  { 1, 1, 1 },
                                                                  { 1, 2, 1 } };
  
  // Predict DC block levels to be used for default, mode and winner mode
  // evaluation. Index 0: Default mode evaluation, Winner mode processing is not
  // applicable. Index 1: Mode evaluation, Index 2: Winner mode evaluation
  // Values indicate the aggressiveness of skip flag prediction.
  // 0 : no early DC block prediction
  // 1 : Early DC block prediction based on error variance
  static unsigned int predict_dc_levels[3][MODE_EVAL_TYPES] = { { 0, 0, 0 },
                                                                { 1, 1, 0 },
                                                                { 1, 1, 1 } };
  
  // This table holds the maximum number of reference frames for global motion.
  // The table is indexed as per the speed feature 'gm_search_type'.
  // 0 : All reference frames are allowed.
  // 1 : All reference frames except L2 and L3 are allowed.
  // 2 : All reference frames except L2, L3 and ARF2 are allowed.
  // 3 : No reference frame is allowed.
  static int gm_available_reference_frames[GM_DISABLE_SEARCH + 1] = {
    INTER_REFS_PER_FRAME, INTER_REFS_PER_FRAME - 2, INTER_REFS_PER_FRAME - 3, 0
  };
  
  // Qindex threshold levels used for selecting full-pel motion search.
  // ms_qthresh[i][j][k] indicates the qindex boundary value for 'k'th qindex band
  // for resolution index 'j' for aggressiveness level 'i'.
  // Aggressiveness increases from i = 0 to 2.
  // j = 0: lower than 720p resolution, j = 1: 720p or larger resolution.
  // Currently invoked only for speed 0, 1 and 2.
  static int ms_qindex_thresh[3][2][2] = { { { 200, 70 }, { MAXQ, 200 } },
                                           { { 170, 50 }, { MAXQ, 200 } },
                                           { { 170, 40 }, { 200, 40 } } };
  
  // Full-pel search methods for aggressive search based on qindex.
  // Index 0 is for resolutions lower than 720p, index 1 for 720p or larger
  // resolutions. Currently invoked only for speed 1 and 2.
  static SEARCH_METHODS motion_search_method[2] = { CLAMPED_DIAMOND, DIAMOND };
  
  // Intra only frames, golden frames (except alt ref overlays) and
  // alt ref frames tend to be coded at a higher than ambient quality
  static int frame_is_boosted(const AV1_COMP *cpi) {
    return frame_is_kf_gf_arf(cpi);
  }
  
  static void set_allintra_speed_feature_framesize_dependent(
      const AV1_COMP *const cpi, SPEED_FEATURES *const sf, int speed) {
    const AV1_COMMON *const cm = &cpi->common;
    const int is_360p_or_larger = AOMMIN(cm->width, cm->height) >= 360;
    const int is_480p_or_larger = AOMMIN(cm->width, cm->height) >= 480;
    const int is_720p_or_larger = AOMMIN(cm->width, cm->height) >= 720;
    const int is_1080p_or_larger = AOMMIN(cm->width, cm->height) >= 1080;
    const int is_4k_or_larger = AOMMIN(cm->width, cm->height) >= 2160;
    const bool use_hbd = cpi->oxcf.use_highbitdepth;
  
    if (is_480p_or_larger) {
      sf->part_sf.use_square_partition_only_threshold = BLOCK_128X128;
      if (is_720p_or_larger)
        sf->part_sf.auto_max_partition_based_on_simple_motion = ADAPT_PRED;
      else
        sf->part_sf.auto_max_partition_based_on_simple_motion = RELAXED_PRED;
    } else {
      sf->part_sf.use_square_partition_only_threshold = BLOCK_64X64;
      sf->part_sf.auto_max_partition_based_on_simple_motion = DIRECT_PRED;
      if (use_hbd) sf->tx_sf.prune_tx_size_level = 1;
    }
  
    if (is_4k_or_larger) {
      sf->part_sf.default_min_partition_size = BLOCK_8X8;
    }
  
    // TODO(huisu@google.com): train models for 720P and above.
    if (!is_720p_or_larger) {
      sf->part_sf.ml_partition_search_breakout_thresh[0] = 200;  // BLOCK_8X8
      sf->part_sf.ml_partition_search_breakout_thresh[1] = 250;  // BLOCK_16X16
      sf->part_sf.ml_partition_search_breakout_thresh[2] = 300;  // BLOCK_32X32
      sf->part_sf.ml_partition_search_breakout_thresh[3] = 500;  // BLOCK_64X64
      sf->part_sf.ml_partition_search_breakout_thresh[4] = -1;   // BLOCK_128X128
      sf->part_sf.ml_early_term_after_part_split_level = 1;
    }
  
    if (is_720p_or_larger) {
      // TODO(chiyotsai@google.com): make this speed feature adaptive based on
      // current block's vertical texture instead of hardcoded with resolution
      sf->mv_sf.use_downsampled_sad = 1;
    }
  
    if (speed >= 1) {
      if (is_720p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_128X128;
      } else if (is_480p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_64X64;
      } else {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32;
      }
  
      if (!is_720p_or_larger) {
        sf->part_sf.ml_partition_search_breakout_thresh[0] = 200;  // BLOCK_8X8
        sf->part_sf.ml_partition_search_breakout_thresh[1] = 250;  // BLOCK_16X16
        sf->part_sf.ml_partition_search_breakout_thresh[2] = 300;  // BLOCK_32X32
        sf->part_sf.ml_partition_search_breakout_thresh[3] = 300;  // BLOCK_64X64
        sf->part_sf.ml_partition_search_breakout_thresh[4] = -1;  // BLOCK_128X128
      }
      sf->part_sf.ml_early_term_after_part_split_level = 2;
    }
  
    if (speed >= 2) {
      if (is_720p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_64X64;
      } else if (is_480p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32;
      } else {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32;
      }
  
      if (is_720p_or_larger) {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 24);
        sf->part_sf.partition_search_breakout_rate_thr = 120;
      } else {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 22);
        sf->part_sf.partition_search_breakout_rate_thr = 100;
      }
  
      if (is_480p_or_larger) {
        sf->tx_sf.tx_type_search.prune_tx_type_using_stats = 1;
        if (use_hbd) sf->tx_sf.prune_tx_size_level = 2;
      } else {
        if (use_hbd) sf->tx_sf.prune_tx_size_level = 3;
      }
    }
  
    if (speed >= 3) {
      sf->part_sf.ml_early_term_after_part_split_level = 0;
  
      if (is_720p_or_larger) {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 25);
        sf->part_sf.partition_search_breakout_rate_thr = 200;
      } else {
        sf->part_sf.max_intra_bsize = BLOCK_32X32;
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 23);
        sf->part_sf.partition_search_breakout_rate_thr = 120;
      }
      if (use_hbd) sf->tx_sf.prune_tx_size_level = 3;
    }
  
    if (speed >= 4) {
      if (is_720p_or_larger) {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 26);
      } else {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 24);
      }
  
      if (is_480p_or_larger) {
        sf->tx_sf.tx_type_search.prune_tx_type_using_stats = 2;
      }
    }
  
    if (speed >= 6) {
      if (is_720p_or_larger) {
        sf->part_sf.auto_max_partition_based_on_simple_motion = NOT_IN_USE;
      } else if (is_480p_or_larger) {
        sf->part_sf.auto_max_partition_based_on_simple_motion = DIRECT_PRED;
      }
  
      if (is_1080p_or_larger) {
        sf->part_sf.default_min_partition_size = BLOCK_8X8;
      }
  
      sf->part_sf.use_square_partition_only_threshold = BLOCK_16X16;
    }
  
    if (speed >= 7) {
      if (!is_480p_or_larger) {
        sf->rt_sf.nonrd_check_partition_merge_mode = 2;
      }
      if (!is_360p_or_larger) {
        sf->rt_sf.force_tx_search_off = 1;
      }
    }
  
    if (speed >= 8) {
      if (!is_360p_or_larger) {
        sf->rt_sf.use_modeled_non_rd_cost = 0;
      } else {
        if (speed == 8) {
          sf->rt_sf.short_circuit_low_temp_var = 0;
        }
      }
    }
  
    if (speed >= 9) {
      if (!is_360p_or_larger) {
        sf->rt_sf.use_modeled_non_rd_cost = 1;
      }
    }
  }
  
  static void set_allintra_speed_features_framesize_independent(
      const AV1_COMP *const cpi, SPEED_FEATURES *const sf, int speed) {
    const AV1_COMMON *const cm = &cpi->common;
    const int allow_screen_content_tools =
        cm->features.allow_screen_content_tools;
    const int use_hbd = cpi->oxcf.use_highbitdepth;
  
    sf->part_sf.less_rectangular_check_level = 1;
    sf->part_sf.ml_prune_partition = 1;
    sf->part_sf.prune_ext_partition_types_search_level = 1;
    sf->part_sf.prune_part4_search = 2;
    sf->part_sf.simple_motion_search_prune_rect = 1;
    sf->part_sf.ml_predict_breakout_level = use_hbd ? 1 : 3;
  
    sf->intra_sf.intra_pruning_with_hog = 1;
    sf->intra_sf.dv_cost_upd_level = INTERNAL_COST_UPD_OFF;
  
    sf->tx_sf.adaptive_txb_search_level = 1;
    sf->tx_sf.intra_tx_size_search_init_depth_sqr = 1;
    sf->tx_sf.model_based_prune_tx_search_level = 1;
    sf->tx_sf.tx_type_search.use_reduced_intra_txset = 1;
  
    sf->rt_sf.use_nonrd_pick_mode = 0;
    sf->rt_sf.use_real_time_ref_set = 0;
  
    if (cpi->ppi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION ||
        cpi->use_screen_content_tools) {
      sf->mv_sf.exhaustive_searches_thresh = (1 << 20);
    } else {
      sf->mv_sf.exhaustive_searches_thresh = (1 << 25);
    }
  
    sf->rd_sf.perform_coeff_opt = 1;
    sf->hl_sf.superres_auto_search_type = SUPERRES_AUTO_DUAL;
  
    if (speed >= 1) {
      sf->part_sf.intra_cnn_split = 1;
      sf->part_sf.simple_motion_search_early_term_none = 1;
      // TODO(Venkat): Clean-up frame type dependency for
      // simple_motion_search_split in partition search function and set the
      // speed feature accordingly
      sf->part_sf.simple_motion_search_split = allow_screen_content_tools ? 1 : 2;
      sf->part_sf.ml_predict_breakout_level = use_hbd ? 2 : 3;
      sf->part_sf.reuse_best_prediction_for_part_ab = 1;
  
      sf->mv_sf.exhaustive_searches_thresh <<= 1;
  
      sf->intra_sf.prune_palette_search_level = 1;
  
      sf->tx_sf.adaptive_txb_search_level = 2;
      sf->tx_sf.inter_tx_size_search_init_depth_rect = 1;
      sf->tx_sf.inter_tx_size_search_init_depth_sqr = 1;
      sf->tx_sf.intra_tx_size_search_init_depth_rect = 1;
      sf->tx_sf.model_based_prune_tx_search_level = 0;
      sf->tx_sf.tx_type_search.ml_tx_split_thresh = 4000;
      sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_2;
      sf->tx_sf.tx_type_search.skip_tx_search = 1;
  
      sf->rd_sf.perform_coeff_opt = 2;
      sf->rd_sf.tx_domain_dist_level = 1;
      sf->rd_sf.tx_domain_dist_thres_level = 1;
  
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL1;
      sf->lpf_sf.dual_sgr_penalty_level = 1;
      sf->lpf_sf.enable_sgr_ep_pruning = 1;
    }
  
    if (speed >= 2) {
      sf->part_sf.allow_partition_search_skip = 1;
  
      sf->mv_sf.auto_mv_step_size = 1;
  
      sf->intra_sf.disable_smooth_intra = 1;
      sf->intra_sf.intra_pruning_with_hog = 2;
      sf->intra_sf.prune_filter_intra_level = 1;
  
      sf->rd_sf.perform_coeff_opt = 3;
  
      sf->lpf_sf.prune_wiener_based_on_src_var = 1;
      sf->lpf_sf.prune_sgr_based_on_wiener = 1;
    }
  
    if (speed >= 3) {
      sf->hl_sf.high_precision_mv_usage = CURRENT_Q;
      sf->hl_sf.recode_loop = ALLOW_RECODE_KFARFGF;
  
      sf->part_sf.less_rectangular_check_level = 2;
      sf->part_sf.simple_motion_search_prune_agg = 1;
      sf->part_sf.prune_ext_part_using_split_info = 1;
  
      sf->mv_sf.full_pixel_search_level = 1;
      sf->mv_sf.search_method = DIAMOND;
  
      // TODO(chiyotsai@google.com): the thresholds chosen for intra hog are
      // inherited directly from luma hog with some minor tweaking. Eventually we
      // should run this with a bayesian optimizer to find the Pareto frontier.
      sf->intra_sf.chroma_intra_pruning_with_hog = 2;
      sf->intra_sf.intra_pruning_with_hog = 3;
      sf->intra_sf.prune_palette_search_level = 2;
  
      sf->tx_sf.adaptive_txb_search_level = 2;
      sf->tx_sf.tx_type_search.use_skip_flag_prediction = 2;
  
      // TODO(any): evaluate if these lpf features can be moved to speed 2.
      // For screen content, "prune_sgr_based_on_wiener = 2" cause large quality
      // loss.
      sf->lpf_sf.prune_sgr_based_on_wiener = allow_screen_content_tools ? 1 : 2;
      sf->lpf_sf.disable_loop_restoration_chroma = 0;
      sf->lpf_sf.reduce_wiener_window_size = 1;
      sf->lpf_sf.prune_wiener_based_on_src_var = 2;
    }
  
    if (speed >= 4) {
      sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE;
  
      sf->part_sf.simple_motion_search_prune_agg = 2;
      sf->part_sf.simple_motion_search_reduce_search_steps = 4;
      sf->part_sf.prune_ext_part_using_split_info = 2;
      sf->part_sf.early_term_after_none_split = 1;
      sf->part_sf.ml_predict_breakout_level = 3;
  
      sf->intra_sf.intra_uv_mode_mask[TX_16X16] = UV_INTRA_DC_H_V_CFL;
      sf->intra_sf.intra_uv_mode_mask[TX_32X32] = UV_INTRA_DC_H_V_CFL;
      sf->intra_sf.intra_uv_mode_mask[TX_64X64] = UV_INTRA_DC_H_V_CFL;
      sf->intra_sf.intra_y_mode_mask[TX_16X16] = INTRA_DC_H_V;
      sf->intra_sf.intra_y_mode_mask[TX_32X32] = INTRA_DC_H_V;
      sf->intra_sf.intra_y_mode_mask[TX_64X64] = INTRA_DC_H_V;
      sf->intra_sf.prune_chroma_modes_using_luma_winner = 1;
  
      sf->mv_sf.simple_motion_subpel_force_stop = HALF_PEL;
  
      sf->tpl_sf.prune_starting_mv = 2;
      sf->tpl_sf.subpel_force_stop = HALF_PEL;
      sf->tpl_sf.search_method = FAST_BIGDIA;
  
      sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 1;
      sf->tx_sf.tx_type_search.fast_intra_tx_type_search = 1;
      sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_3;
      sf->tx_sf.tx_type_search.prune_tx_type_est_rd = 1;
  
      sf->rd_sf.perform_coeff_opt = 5;
      sf->rd_sf.tx_domain_dist_thres_level = 2;
  
      sf->lpf_sf.lpf_pick = LPF_PICK_FROM_FULL_IMAGE_NON_DUAL;
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL3;
  
      sf->mv_sf.reduce_search_range = 1;
  
      sf->winner_mode_sf.enable_winner_mode_for_coeff_opt = 1;
      sf->winner_mode_sf.enable_winner_mode_for_use_tx_domain_dist = 1;
      sf->winner_mode_sf.multi_winner_mode_type = MULTI_WINNER_MODE_DEFAULT;
      sf->winner_mode_sf.enable_winner_mode_for_tx_size_srch = 1;
    }
  
    if (speed >= 5) {
      sf->part_sf.simple_motion_search_prune_agg = 3;
      sf->part_sf.ext_partition_eval_thresh =
          allow_screen_content_tools ? BLOCK_8X8 : BLOCK_16X16;
  
      sf->intra_sf.chroma_intra_pruning_with_hog = 3;
  
      sf->lpf_sf.use_coarse_filter_level_search = 0;
      sf->lpf_sf.disable_lr_filter = 1;
  
      sf->mv_sf.prune_mesh_search = 1;
  
      sf->winner_mode_sf.multi_winner_mode_type = MULTI_WINNER_MODE_FAST;
    }
  
    if (speed >= 6) {
      sf->intra_sf.prune_filter_intra_level = 2;
      sf->intra_sf.chroma_intra_pruning_with_hog = 4;
      sf->intra_sf.intra_pruning_with_hog = 4;
      sf->intra_sf.cfl_search_range = 1;
  
      sf->part_sf.prune_rectangular_split_based_on_qidx =
          allow_screen_content_tools ? 0 : 1;
      sf->part_sf.prune_sub_8x8_partition_level =
          allow_screen_content_tools ? 0 : 1;
      sf->part_sf.prune_part4_search = 3;
      // TODO(jingning): This might not be a good trade off if the
      // target image quality is very low.
      sf->part_sf.default_max_partition_size = BLOCK_32X32;
  
      sf->mv_sf.use_bsize_dependent_search_method = 1;
  
      sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 2;
      sf->tx_sf.tx_type_search.prune_tx_type_est_rd = 0;
      // Use largest txfm block size for square coding blocks.
      sf->tx_sf.intra_tx_size_search_init_depth_sqr = 2;
      sf->tx_sf.tx_type_search.use_reduced_intra_txset = 2;
  
      sf->rd_sf.perform_coeff_opt = 6;
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL4;
  
      sf->winner_mode_sf.multi_winner_mode_type = MULTI_WINNER_MODE_OFF;
    }
  
    if (speed >= 7) {
      sf->part_sf.default_min_partition_size = BLOCK_8X8;
      sf->part_sf.partition_search_type = VAR_BASED_PARTITION;
  
      sf->lpf_sf.lpf_pick = LPF_PICK_FROM_Q;
      sf->lpf_sf.cdef_pick_method = CDEF_PICK_FROM_Q;
  
      sf->rt_sf.mode_search_skip_flags |= FLAG_SKIP_INTRA_DIRMISMATCH;
      sf->rt_sf.use_nonrd_pick_mode = 1;
      sf->rt_sf.nonrd_check_partition_merge_mode = 1;
      sf->rt_sf.nonrd_check_partition_split = 0;
      sf->rt_sf.skip_intra_pred_if_tx_skip = 1;
      // Set mask for intra modes.
      for (int i = 0; i < BLOCK_SIZES; ++i)
        if (i >= BLOCK_32X32)
          sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC;
        else
          // Use DC, H, V intra mode for block sizes < 32X32.
          sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC_H_V;
    }
  
    if (speed >= 8) {
      sf->tx_sf.intra_tx_size_search_init_depth_sqr = 2;
      sf->intra_sf.intra_pruning_with_hog = 1;
      sf->rt_sf.estimate_motion_for_var_based_partition = 1;
      sf->rt_sf.short_circuit_low_temp_var = 1;
      sf->rt_sf.nonrd_check_partition_merge_mode = 0;
      sf->rt_sf.nonrd_check_partition_split = 0;
      sf->rt_sf.use_modeled_non_rd_cost = 1;
      sf->rt_sf.source_metrics_sb_nonrd = 1;
      sf->rt_sf.skip_intra_pred_if_tx_skip = 0;
    }
    if (speed >= 9) {
      sf->rt_sf.estimate_motion_for_var_based_partition = 0;
      sf->rt_sf.force_large_partition_blocks = 1;
      for (int i = 0; i < BLOCK_SIZES; ++i)
        sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC;
    }
  
    // Intra txb hash is currently not compatible with multi-winner mode as the
    // hashes got reset during multi-winner mode processing.
    assert(IMPLIES(
        sf->winner_mode_sf.multi_winner_mode_type != MULTI_WINNER_MODE_OFF,
        !sf->tx_sf.use_intra_txb_hash));
  }
  
  static void set_good_speed_feature_framesize_dependent(
      const AV1_COMP *const cpi, SPEED_FEATURES *const sf, int speed) {
    const AV1_COMMON *const cm = &cpi->common;
    const int is_480p_or_larger = AOMMIN(cm->width, cm->height) >= 480;
    const int is_720p_or_larger = AOMMIN(cm->width, cm->height) >= 720;
    const int is_1080p_or_larger = AOMMIN(cm->width, cm->height) >= 1080;
    const int is_4k_or_larger = AOMMIN(cm->width, cm->height) >= 2160;
    const bool use_hbd = cpi->oxcf.use_highbitdepth;
  
    if (is_480p_or_larger) {
      sf->part_sf.use_square_partition_only_threshold = BLOCK_128X128;
      if (is_720p_or_larger)
        sf->part_sf.auto_max_partition_based_on_simple_motion = ADAPT_PRED;
      else
        sf->part_sf.auto_max_partition_based_on_simple_motion = RELAXED_PRED;
    } else {
      sf->part_sf.use_square_partition_only_threshold = BLOCK_64X64;
      sf->part_sf.auto_max_partition_based_on_simple_motion = DIRECT_PRED;
      if (use_hbd) sf->tx_sf.prune_tx_size_level = 1;
    }
  
    if (is_4k_or_larger) {
      sf->part_sf.default_min_partition_size = BLOCK_8X8;
    }
  
    // TODO(huisu@google.com): train models for 720P and above.
    if (!is_720p_or_larger) {
      sf->part_sf.ml_partition_search_breakout_thresh[0] = 200;  // BLOCK_8X8
      sf->part_sf.ml_partition_search_breakout_thresh[1] = 250;  // BLOCK_16X16
      sf->part_sf.ml_partition_search_breakout_thresh[2] = 300;  // BLOCK_32X32
      sf->part_sf.ml_partition_search_breakout_thresh[3] = 500;  // BLOCK_64X64
      sf->part_sf.ml_partition_search_breakout_thresh[4] = -1;   // BLOCK_128X128
      sf->part_sf.ml_early_term_after_part_split_level = 1;
    }
  
    if (is_720p_or_larger) {
      // TODO(chiyotsai@google.com): make this speed feature adaptive based on
      // current block's vertical texture instead of hardcoded with resolution
      sf->mv_sf.use_downsampled_sad = 1;
    }
  
    if (!is_720p_or_larger) {
      const RateControlCfg *const rc_cfg = &cpi->oxcf.rc_cfg;
      const int rate_tolerance =
          AOMMIN(rc_cfg->under_shoot_pct, rc_cfg->over_shoot_pct);
      sf->hl_sf.recode_tolerance = 25 + (rate_tolerance >> 2);
    }
  
    if (speed >= 1) {
      if (is_720p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_128X128;
      } else if (is_480p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_64X64;
      } else {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32;
      }
  
      if (!is_720p_or_larger) {
        sf->part_sf.ml_partition_search_breakout_thresh[0] = 200;  // BLOCK_8X8
        sf->part_sf.ml_partition_search_breakout_thresh[1] = 250;  // BLOCK_16X16
        sf->part_sf.ml_partition_search_breakout_thresh[2] = 300;  // BLOCK_32X32
        sf->part_sf.ml_partition_search_breakout_thresh[3] = 300;  // BLOCK_64X64
        sf->part_sf.ml_partition_search_breakout_thresh[4] = -1;  // BLOCK_128X128
      }
      sf->part_sf.ml_early_term_after_part_split_level = 2;
    }
  
    if (speed >= 2) {
      if (is_720p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_64X64;
      } else if (is_480p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32;
      } else {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32;
      }
  
      if (is_720p_or_larger) {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 24);
        sf->part_sf.partition_search_breakout_rate_thr = 120;
      } else {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 22);
        sf->part_sf.partition_search_breakout_rate_thr = 100;
      }
  
      if (is_720p_or_larger) {
        sf->inter_sf.prune_obmc_prob_thresh = 16;
      } else {
        sf->inter_sf.prune_obmc_prob_thresh = 8;
      }
  
      if (is_480p_or_larger) {
        sf->tx_sf.tx_type_search.prune_tx_type_using_stats = 1;
        if (use_hbd) sf->tx_sf.prune_tx_size_level = 2;
      } else {
        if (use_hbd) sf->tx_sf.prune_tx_size_level = 3;
      }
  
      if (!is_720p_or_larger) sf->mv_sf.disable_second_mv = 1;
  
      if (!is_720p_or_larger) sf->hl_sf.recode_tolerance = 50;
    }
  
    if (speed >= 3) {
      sf->part_sf.ml_early_term_after_part_split_level = 0;
  
      if (is_720p_or_larger) {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 25);
        sf->part_sf.partition_search_breakout_rate_thr = 200;
      } else {
        sf->part_sf.max_intra_bsize = BLOCK_32X32;
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 23);
        sf->part_sf.partition_search_breakout_rate_thr = 120;
      }
      if (use_hbd) sf->tx_sf.prune_tx_size_level = 3;
    }
  
    if (speed >= 4) {
      if (is_720p_or_larger) {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 26);
      } else {
        sf->part_sf.partition_search_breakout_dist_thr = (1 << 24);
      }
  
      if (is_480p_or_larger) {
        sf->tx_sf.tx_type_search.prune_tx_type_using_stats = 2;
      }
  
      sf->inter_sf.prune_obmc_prob_thresh = INT_MAX;
  
      if (is_720p_or_larger)
        sf->hl_sf.recode_tolerance = 32;
      else
        sf->hl_sf.recode_tolerance = 55;
    }
  
    if (speed >= 5) {
      if (is_720p_or_larger) {
        sf->inter_sf.prune_warped_prob_thresh = 16;
      } else if (is_480p_or_larger) {
        sf->inter_sf.prune_warped_prob_thresh = 8;
      }
      if (is_720p_or_larger) sf->hl_sf.recode_tolerance = 40;
    }
  
    if (speed >= 6) {
      if (is_720p_or_larger) {
        sf->part_sf.auto_max_partition_based_on_simple_motion = NOT_IN_USE;
      } else if (is_480p_or_larger) {
        sf->part_sf.auto_max_partition_based_on_simple_motion = DIRECT_PRED;
      }
  
      if (is_1080p_or_larger) {
        sf->part_sf.default_min_partition_size = BLOCK_8X8;
      }
  
      if (is_720p_or_larger) {
        sf->inter_sf.disable_masked_comp = 1;
      }
  
      if (!is_720p_or_larger) {
        sf->inter_sf.mv_cost_upd_level = INTERNAL_COST_UPD_SBROW_SET;
      }
  
      if (is_720p_or_larger) {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32;
      } else {
        sf->part_sf.use_square_partition_only_threshold = BLOCK_16X16;
      }
  
      if (is_720p_or_larger) {
        sf->inter_sf.prune_ref_mv_idx_search = 2;
      } else {
        sf->inter_sf.prune_ref_mv_idx_search = 1;
      }
    }
  }
  
  static void set_good_speed_features_framesize_independent(
      const AV1_COMP *const cpi, SPEED_FEATURES *const sf, int speed) {
    const AV1_COMMON *const cm = &cpi->common;
    const GF_GROUP *const gf_group = &cpi->ppi->gf_group;
    const int boosted = frame_is_boosted(cpi);
    const int is_boosted_arf2_bwd_type =
        boosted || gf_group->update_type[cpi->gf_frame_index] == INTNL_ARF_UPDATE;
    const int allow_screen_content_tools =
        cm->features.allow_screen_content_tools;
    const int use_hbd = cpi->oxcf.use_highbitdepth;
    if (!cpi->oxcf.tile_cfg.enable_large_scale_tile) {
      sf->hl_sf.high_precision_mv_usage = LAST_MV_DATA;
    }
  
    // Speed 0 for all speed features that give neutral coding performance change.
    sf->gm_sf.gm_search_type = GM_REDUCED_REF_SEARCH_SKIP_L2_L3;
  
    sf->part_sf.less_rectangular_check_level = 1;
    sf->part_sf.ml_prune_partition = 1;
    sf->part_sf.prune_ext_partition_types_search_level = 1;
    sf->part_sf.prune_part4_search = 2;
    sf->part_sf.simple_motion_search_prune_rect = 1;
    sf->part_sf.ml_predict_breakout_level = use_hbd ? 1 : 3;
  
    // TODO(debargha): Test, tweak and turn on either 1 or 2
    sf->inter_sf.inter_mode_rd_model_estimation = 1;
    sf->inter_sf.model_based_post_interp_filter_breakout = 1;
    sf->inter_sf.prune_compound_using_single_ref = 1;
    sf->inter_sf.prune_mode_search_simple_translation = 1;
    sf->inter_sf.prune_ref_frame_for_rect_partitions =
        (boosted || (allow_screen_content_tools))
            ? 0
            : (is_boosted_arf2_bwd_type ? 1 : 2);
    sf->inter_sf.reduce_inter_modes = boosted ? 1 : 2;
    sf->inter_sf.selective_ref_frame = 1;
    sf->inter_sf.use_dist_wtd_comp_flag = DIST_WTD_COMP_SKIP_MV_SEARCH;
  
    sf->interp_sf.use_fast_interpolation_filter_search = 1;
  
    sf->intra_sf.intra_pruning_with_hog = 1;
  
    sf->tx_sf.adaptive_txb_search_level = 1;
    sf->tx_sf.intra_tx_size_search_init_depth_sqr = 1;
    sf->tx_sf.model_based_prune_tx_search_level = 1;
    sf->tx_sf.tx_type_search.use_reduced_intra_txset = 1;
  
    sf->tpl_sf.search_method = NSTEP_8PT;
  
    sf->rt_sf.use_nonrd_pick_mode = 0;
    sf->rt_sf.use_real_time_ref_set = 0;
  
    if (cpi->ppi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION ||
        cpi->use_screen_content_tools) {
      sf->mv_sf.exhaustive_searches_thresh = (1 << 20);
    } else {
      sf->mv_sf.exhaustive_searches_thresh = (1 << 25);
    }
  
    sf->rd_sf.perform_coeff_opt = 1;
    sf->hl_sf.superres_auto_search_type = SUPERRES_AUTO_DUAL;
  
    if (speed >= 1) {
      sf->gm_sf.gm_search_type = GM_REDUCED_REF_SEARCH_SKIP_L2_L3_ARF2;
      sf->gm_sf.prune_ref_frame_for_gm_search = boosted ? 0 : 1;
  
      sf->part_sf.intra_cnn_split = 1;
      sf->part_sf.simple_motion_search_early_term_none = 1;
      // TODO(Venkat): Clean-up frame type dependency for
      // simple_motion_search_split in partition search function and set the
      // speed feature accordingly
      sf->part_sf.simple_motion_search_split = allow_screen_content_tools ? 1 : 2;
      sf->part_sf.ml_predict_breakout_level = use_hbd ? 2 : 3;
  
      sf->mv_sf.exhaustive_searches_thresh <<= 1;
      sf->mv_sf.obmc_full_pixel_search_level = 1;
      sf->mv_sf.use_accurate_subpel_search = USE_4_TAPS;
      sf->mv_sf.disable_extensive_joint_motion_search = 1;
  
      sf->inter_sf.prune_comp_search_by_single_result = boosted ? 2 : 1;
      sf->inter_sf.prune_comp_type_by_comp_avg = 1;
      sf->inter_sf.prune_comp_type_by_model_rd = boosted ? 0 : 1;
      sf->inter_sf.prune_ref_frame_for_rect_partitions =
          (frame_is_intra_only(&cpi->common) || (allow_screen_content_tools))
              ? 0
              : (boosted ? 1 : 2);
      sf->inter_sf.reduce_inter_modes = boosted ? 1 : 3;
      sf->inter_sf.reuse_inter_intra_mode = 1;
      sf->inter_sf.selective_ref_frame = 2;
      sf->inter_sf.skip_repeated_newmv = 1;
  
      sf->interp_sf.use_interp_filter = 1;
  
      sf->intra_sf.prune_palette_search_level = 1;
  
      sf->tx_sf.adaptive_txb_search_level = 2;
      sf->tx_sf.inter_tx_size_search_init_depth_rect = 1;
      sf->tx_sf.inter_tx_size_search_init_depth_sqr = 1;
      sf->tx_sf.intra_tx_size_search_init_depth_rect = 1;
      sf->tx_sf.model_based_prune_tx_search_level = 0;
      sf->tx_sf.tx_type_search.ml_tx_split_thresh = 4000;
      sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_2;
      sf->tx_sf.tx_type_search.skip_tx_search = 1;
  
      sf->rd_sf.perform_coeff_opt = boosted ? 2 : 3;
      sf->rd_sf.tx_domain_dist_level = boosted ? 1 : 2;
      sf->rd_sf.tx_domain_dist_thres_level = 1;
  
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL1;
      sf->lpf_sf.dual_sgr_penalty_level = 1;
      sf->lpf_sf.enable_sgr_ep_pruning = 1;
  
      // TODO(any, yunqing): move this feature to speed 0.
      sf->tpl_sf.skip_alike_starting_mv = 1;
    }
  
    if (speed >= 2) {
      sf->hl_sf.recode_loop = ALLOW_RECODE_KFARFGF;
  
      sf->fp_sf.skip_motion_search_threshold = 25;
  
      sf->part_sf.allow_partition_search_skip = 1;
      sf->part_sf.reuse_best_prediction_for_part_ab =
          !frame_is_intra_only(&cpi->common);
  
      sf->mv_sf.auto_mv_step_size = 1;
      sf->mv_sf.simple_motion_subpel_force_stop = QUARTER_PEL;
      sf->mv_sf.subpel_iters_per_step = 1;
  
      // TODO(chiyotsai@google.com): We can get 10% speed up if we move
      // adaptive_rd_thresh to speed 1. But currently it performs poorly on some
      // clips (e.g. 5% loss on dinner_1080p). We need to examine the sequence a
      // bit more closely to figure out why.
      sf->inter_sf.adaptive_rd_thresh = 1;
      sf->inter_sf.comp_inter_joint_search_thresh = BLOCK_SIZES_ALL;
      sf->inter_sf.disable_interintra_wedge_var_thresh = 100;
      sf->inter_sf.disable_interinter_wedge_var_thresh = 100;
      sf->inter_sf.fast_interintra_wedge_search = 1;
      sf->inter_sf.prune_comp_search_by_single_result = boosted ? 4 : 1;
      sf->inter_sf.prune_compound_using_neighbors = 1;
      sf->inter_sf.prune_comp_using_best_single_mode_ref = 2;
      sf->inter_sf.prune_comp_type_by_comp_avg = 2;
      sf->inter_sf.selective_ref_frame = 3;
      sf->inter_sf.use_dist_wtd_comp_flag = DIST_WTD_COMP_DISABLED;
      // Enable fast search only for COMPOUND_DIFFWTD type.
      sf->inter_sf.enable_fast_compound_mode_search = 1;
      sf->inter_sf.reuse_mask_search_results = 1;
      sf->inter_sf.txfm_rd_gate_level = boosted ? 0 : 1;
      sf->inter_sf.disable_interinter_wedge_newmv_search =
          is_boosted_arf2_bwd_type ? 0 : 1;
      sf->inter_sf.inter_mode_txfm_breakout = boosted ? 0 : 1;
  
      // TODO(Sachin): Enable/Enhance this speed feature for speed 2 & 3
      sf->interp_sf.adaptive_interp_filter_search = 1;
      sf->interp_sf.disable_dual_filter = 1;
  
      sf->intra_sf.disable_smooth_intra =
          !frame_is_intra_only(&cpi->common) || (cpi->rc.frames_to_key > 1);
      sf->intra_sf.intra_pruning_with_hog = 2;
  
      sf->tpl_sf.prune_starting_mv = 1;
      sf->tpl_sf.search_method = DIAMOND;
  
      sf->rd_sf.perform_coeff_opt = is_boosted_arf2_bwd_type ? 3 : 4;
  
      sf->lpf_sf.prune_wiener_based_on_src_var = 1;
      sf->lpf_sf.prune_sgr_based_on_wiener = 1;
  
      // TODO(any): Move this from speed 3 to speed 2 so that TPL multithread
      // is re-enabled at speed 2. This also makes encoder faster. After TPL MT is
      // fixed and works with compound pred, we can re-evaluate this feature.
      sf->tpl_sf.allow_compound_pred = 0;
      sf->tpl_sf.prune_ref_frames_in_tpl = 1;
    }
  
    if (speed >= 3) {
      sf->hl_sf.high_precision_mv_usage = CURRENT_Q;
  
      sf->gm_sf.gm_search_type = GM_DISABLE_SEARCH;
  
      sf->part_sf.less_rectangular_check_level = 2;
      sf->part_sf.simple_motion_search_prune_agg = 1;
      sf->part_sf.prune_ext_part_using_split_info = 1;
      sf->part_sf.simple_motion_search_rect_split = 1;
  
      sf->mv_sf.full_pixel_search_level = 1;
      sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED;
      sf->mv_sf.search_method = DIAMOND;
      sf->mv_sf.disable_second_mv = 2;
  
      sf->inter_sf.disable_interinter_wedge_newmv_search = boosted ? 0 : 1;
      sf->inter_sf.mv_cost_upd_level = INTERNAL_COST_UPD_SBROW;
      sf->inter_sf.disable_onesided_comp = 1;
      // TODO(yunqing): evaluate this speed feature for speed 1 & 2, and combine
      // it with cpi->sf.disable_wedge_search_var_thresh.
      sf->inter_sf.disable_interintra_wedge_var_thresh = UINT_MAX;
      // TODO(any): Experiment with the early exit mechanism for speeds 0, 1 and 2
      // and clean-up the speed feature
      sf->inter_sf.perform_best_rd_based_gating_for_chroma = 1;
      sf->inter_sf.prune_inter_modes_based_on_tpl = boosted ? 0 : 1;
      sf->inter_sf.prune_comp_search_by_single_result = boosted ? 4 : 2;
      sf->inter_sf.selective_ref_frame = 5;
      sf->inter_sf.skip_repeated_ref_mv = 1;
      sf->inter_sf.skip_repeated_full_newmv = 1;
      sf->inter_sf.reuse_compound_type_decision = 1;
      sf->inter_sf.txfm_rd_gate_level =
          boosted ? 0 : (is_boosted_arf2_bwd_type ? 1 : 2);
      sf->inter_sf.enable_fast_wedge_mask_search = 1;
      sf->inter_sf.inter_mode_txfm_breakout = boosted ? 0 : 2;
  
      sf->interp_sf.adaptive_interp_filter_search = 2;
  
      // TODO(chiyotsai@google.com): the thresholds chosen for intra hog are
      // inherited directly from luma hog with some minor tweaking. Eventually we
      // should run this with a bayesian optimizer to find the Pareto frontier.
      sf->intra_sf.chroma_intra_pruning_with_hog = 2;
      sf->intra_sf.intra_pruning_with_hog = 3;
      sf->intra_sf.prune_palette_search_level = 2;
  
      sf->tpl_sf.skip_alike_starting_mv = 2;
      sf->tpl_sf.prune_intra_modes = 1;
      sf->tpl_sf.reduce_first_step_size = 6;
      sf->tpl_sf.subpel_force_stop = QUARTER_PEL;
  
      sf->tx_sf.adaptive_txb_search_level = boosted ? 2 : 3;
      sf->tx_sf.tx_type_search.use_skip_flag_prediction = 2;
      sf->tx_sf.use_intra_txb_hash = 1;
  
      // TODO(any): Refactor the code related to following winner mode speed
      // features
      sf->winner_mode_sf.enable_winner_mode_for_coeff_opt = 1;
      // TODO(any): Experiment with this speed feature by enabling for key frames
      sf->winner_mode_sf.enable_winner_mode_for_tx_size_srch =
          frame_is_intra_only(&cpi->common) ? 0 : 1;
      sf->winner_mode_sf.enable_winner_mode_for_use_tx_domain_dist = 1;
      sf->winner_mode_sf.motion_mode_for_winner_cand =
          boosted ? 0
                  : gf_group->update_type[cpi->gf_frame_index] == INTNL_ARF_UPDATE
                        ? 1
                        : 2;
  
      // TODO(any): evaluate if these lpf features can be moved to speed 2.
      // For screen content, "prune_sgr_based_on_wiener = 2" cause large quality
      // loss.
      sf->lpf_sf.prune_sgr_based_on_wiener = allow_screen_content_tools ? 1 : 2;
      sf->lpf_sf.disable_loop_restoration_chroma = boosted ? 0 : 1;
      sf->lpf_sf.reduce_wiener_window_size = !boosted;
      sf->lpf_sf.prune_wiener_based_on_src_var = 2;
    }
  
    if (speed >= 4) {
      sf->gm_sf.prune_zero_mv_with_sse = 1;
  
      sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE;
  
      sf->part_sf.simple_motion_search_prune_agg = 2;
      sf->part_sf.simple_motion_search_reduce_search_steps = 4;
      sf->part_sf.prune_ext_part_using_split_info = 2;
      sf->part_sf.early_term_after_none_split = 1;
      sf->part_sf.ml_predict_breakout_level = 3;
  
      sf->inter_sf.alt_ref_search_fp = 1;
      sf->inter_sf.txfm_rd_gate_level = boosted ? 0 : 3;
  
      sf->inter_sf.prune_inter_modes_based_on_tpl = boosted ? 0 : 2;
      sf->inter_sf.prune_compound_using_neighbors = 2;
      sf->inter_sf.prune_obmc_prob_thresh = INT_MAX;
  
      sf->interp_sf.cb_pred_filter_search = 1;
      sf->interp_sf.skip_sharp_interp_filter_search = 1;
      sf->interp_sf.use_interp_filter = 2;
  
      sf->intra_sf.intra_uv_mode_mask[TX_16X16] = UV_INTRA_DC_H_V_CFL;
      sf->intra_sf.intra_uv_mode_mask[TX_32X32] = UV_INTRA_DC_H_V_CFL;
      sf->intra_sf.intra_uv_mode_mask[TX_64X64] = UV_INTRA_DC_H_V_CFL;
      sf->intra_sf.intra_y_mode_mask[TX_16X16] = INTRA_DC_H_V;
      sf->intra_sf.intra_y_mode_mask[TX_32X32] = INTRA_DC_H_V;
      sf->intra_sf.intra_y_mode_mask[TX_64X64] = INTRA_DC_H_V;
      // TODO(any): Experiment with this speed feature set to 2 for higher quality
      // presets as well
      sf->intra_sf.skip_intra_in_interframe = 2;
  
      sf->mv_sf.simple_motion_subpel_force_stop = HALF_PEL;
  
      sf->tpl_sf.prune_starting_mv = 2;
      sf->tpl_sf.subpel_force_stop = HALF_PEL;
      sf->tpl_sf.search_method = FAST_BIGDIA;
      sf->tpl_sf.gop_length_decision_method = 1;
  
      sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 1;
      sf->tx_sf.tx_type_search.fast_intra_tx_type_search = 1;
      sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_3;
      sf->tx_sf.tx_type_search.prune_tx_type_est_rd = 1;
      // TODO(any): Experiment with enabling of this speed feature as hash state
      // is reset during winner mode processing
      sf->tx_sf.use_intra_txb_hash = 0;
  
      sf->rd_sf.perform_coeff_opt = is_boosted_arf2_bwd_type ? 5 : 7;
      sf->rd_sf.tx_domain_dist_thres_level = 2;
  
      // TODO(any): Extend multi-winner mode processing support for inter frames
      sf->winner_mode_sf.multi_winner_mode_type =
          frame_is_intra_only(&cpi->common) ? MULTI_WINNER_MODE_DEFAULT
                                            : MULTI_WINNER_MODE_OFF;
      sf->winner_mode_sf.enable_winner_mode_for_tx_size_srch = 1;
  
      sf->lpf_sf.lpf_pick = LPF_PICK_FROM_FULL_IMAGE_NON_DUAL;
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL3;
  
      sf->mv_sf.reduce_search_range = 1;
    }
  
    if (speed >= 5) {
      sf->fp_sf.reduce_mv_step_param = 4;
  
      sf->part_sf.simple_motion_search_prune_agg = 3;
      sf->part_sf.ext_partition_eval_thresh =
          allow_screen_content_tools ? BLOCK_8X8 : BLOCK_16X16;
  
      sf->inter_sf.disable_interinter_wedge_var_thresh = UINT_MAX;
      sf->inter_sf.prune_inter_modes_if_skippable = 1;
      sf->inter_sf.txfm_rd_gate_level = boosted ? 0 : 4;
      // Enable fast search for all valid compound modes.
      sf->inter_sf.enable_fast_compound_mode_search = 2;
  
      sf->intra_sf.chroma_intra_pruning_with_hog = 3;
  
      // TODO(any): Extend multi-winner mode processing support for inter frames
      sf->winner_mode_sf.multi_winner_mode_type =
          frame_is_intra_only(&cpi->common) ? MULTI_WINNER_MODE_FAST
                                            : MULTI_WINNER_MODE_OFF;
  
      sf->lpf_sf.use_coarse_filter_level_search =
          frame_is_intra_only(&cpi->common) ? 0 : 1;
      sf->lpf_sf.disable_lr_filter = 1;
  
      sf->mv_sf.prune_mesh_search = 1;
  
      sf->tpl_sf.prune_starting_mv = 3;
      sf->tpl_sf.use_y_only_rate_distortion = 1;
      sf->tpl_sf.subpel_force_stop = FULL_PEL;
      sf->tpl_sf.gop_length_decision_method = 2;
  
      sf->winner_mode_sf.dc_blk_pred_level = 1;
    }
  
    if (speed >= 6) {
      sf->hl_sf.disable_extra_sc_testing = 1;
      sf->hl_sf.second_alt_ref_filtering = 0;
      sf->hl_sf.recode_tolerance = 55;
  
      sf->inter_sf.prune_inter_modes_based_on_tpl = boosted ? 0 : 3;
      sf->inter_sf.prune_nearmv_using_neighbors = 1;
      sf->inter_sf.selective_ref_frame = 6;
  
      sf->intra_sf.chroma_intra_pruning_with_hog = 4;
      sf->intra_sf.intra_pruning_with_hog = 4;
      sf->intra_sf.intra_uv_mode_mask[TX_32X32] = UV_INTRA_DC;
      sf->intra_sf.intra_uv_mode_mask[TX_64X64] = UV_INTRA_DC;
      sf->intra_sf.intra_y_mode_mask[TX_32X32] = INTRA_DC;
      sf->intra_sf.intra_y_mode_mask[TX_64X64] = INTRA_DC;
  
      sf->part_sf.prune_rectangular_split_based_on_qidx =
          boosted || allow_screen_content_tools ? 0 : 1;
      sf->part_sf.prune_sub_8x8_partition_level =
          allow_screen_content_tools ? 0
                                     : frame_is_intra_only(&cpi->common) ? 1 : 2;
      sf->part_sf.prune_part4_search = 3;
  
      sf->mv_sf.simple_motion_subpel_force_stop = FULL_PEL;
      sf->mv_sf.use_bsize_dependent_search_method = 1;
  
      sf->tpl_sf.gop_length_decision_method = 3;
      sf->tpl_sf.disable_filtered_key_tpl = 1;
  
      sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 2;
      sf->tx_sf.use_intra_txb_hash = 1;
      sf->tx_sf.tx_type_search.prune_tx_type_est_rd = 0;
  
      sf->rd_sf.perform_coeff_opt = is_boosted_arf2_bwd_type ? 6 : 8;
  
      sf->winner_mode_sf.dc_blk_pred_level = 2;
      sf->winner_mode_sf.multi_winner_mode_type = MULTI_WINNER_MODE_OFF;
  
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL4;
    }
  
    // Intra txb hash is currently not compatible with multi-winner mode as the
    // hashes got reset during multi-winner mode processing.
    assert(IMPLIES(
        sf->winner_mode_sf.multi_winner_mode_type != MULTI_WINNER_MODE_OFF,
        !sf->tx_sf.use_intra_txb_hash));
  }
  
  static void set_rt_speed_feature_framesize_dependent(const AV1_COMP *const cpi,
                                                       SPEED_FEATURES *const sf,
                                                       int speed) {
    const AV1_COMMON *const cm = &cpi->common;
    const int is_720p_or_larger = AOMMIN(cm->width, cm->height) >= 720;
    const int is_480p_or_larger = AOMMIN(cm->width, cm->height) >= 480;
    const int is_360p_or_larger = AOMMIN(cm->width, cm->height) >= 360;
  
    (void)is_720p_or_larger;  // Not used so far
  
    if (!is_360p_or_larger) {
      if (speed >= 6) sf->rt_sf.force_tx_search_off = 1;
      if (speed >= 8) {
        sf->rt_sf.use_modeled_non_rd_cost = 0;
        sf->rt_sf.use_nonrd_filter_search = 0;
      }
      if (speed >= 9) {
        sf->rt_sf.use_modeled_non_rd_cost = 1;
        sf->rt_sf.nonrd_agressive_skip = 1;
  // TODO(kyslov) Re-enable when AV1 models are trained
  #if 0
  #if CONFIG_RT_ML_PARTITIONING
        if (!frame_is_intra_only(cm)) {
          sf->part_sf.partition_search_type = ML_BASED_PARTITION;
          sf->rt_sf.reuse_inter_pred_nonrd = 0;
        }
  #endif
  #endif
      }
    } else {
      if (speed == 8 && !cpi->ppi->use_svc) {
        sf->rt_sf.short_circuit_low_temp_var = 0;
        sf->rt_sf.use_nonrd_altref_frame = 1;
      }
    }
    if (!is_480p_or_larger) {
      if (speed == 7) {
        sf->rt_sf.nonrd_check_partition_merge_mode = 2;
      }
      if (speed >= 8) {
        sf->mv_sf.subpel_search_method = SUBPEL_TREE;
        sf->rt_sf.estimate_motion_for_var_based_partition = 1;
      }
      if (speed >= 9) {
        sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED;
        sf->rt_sf.estimate_motion_for_var_based_partition = 0;
      }
    }
  }
  
  // TODO(kyslov): now this is very similar to
  // set_good_speed_features_framesize_independent
  //               except it sets non-rd flag on speed8. This function will likely
  //               be modified in the future with RT-specific speed features
  static void set_rt_speed_features_framesize_independent(AV1_COMP *cpi,
                                                          SPEED_FEATURES *sf,
                                                          int speed) {
    AV1_COMMON *const cm = &cpi->common;
    const int boosted = frame_is_boosted(cpi);
  
    // Speed 0 for all speed features that give neutral coding performance change.
    sf->gm_sf.gm_search_type = GM_REDUCED_REF_SEARCH_SKIP_L2_L3;
  
    sf->part_sf.less_rectangular_check_level = 1;
    sf->part_sf.ml_prune_partition = 1;
    sf->part_sf.prune_ext_partition_types_search_level = 1;
  
    // TODO(debargha): Test, tweak and turn on either 1 or 2
    sf->inter_sf.inter_mode_rd_model_estimation = 0;
    sf->inter_sf.disable_interintra_wedge_var_thresh = 0;
    sf->inter_sf.disable_interinter_wedge_var_thresh = 0;
    sf->inter_sf.model_based_post_interp_filter_breakout = 1;
    sf->inter_sf.prune_compound_using_single_ref = 0;
    sf->inter_sf.prune_mode_search_simple_translation = 1;
    sf->inter_sf.prune_ref_frame_for_rect_partitions = !boosted;
    sf->inter_sf.reduce_inter_modes = 1;
    sf->inter_sf.selective_ref_frame = 1;
    sf->inter_sf.use_dist_wtd_comp_flag = DIST_WTD_COMP_SKIP_MV_SEARCH;
  
    sf->interp_sf.use_fast_interpolation_filter_search = 1;
  
    sf->intra_sf.dv_cost_upd_level = INTERNAL_COST_UPD_OFF;
    sf->intra_sf.intra_pruning_with_hog = 1;
  
    sf->mv_sf.full_pixel_search_level = 1;
    sf->mv_sf.exhaustive_searches_thresh = INT_MAX;
  
    sf->rt_sf.check_intra_pred_nonrd = 1;
    sf->rt_sf.estimate_motion_for_var_based_partition = 1;
    sf->rt_sf.hybrid_intra_pickmode = 1;
    sf->rt_sf.nonrd_prune_ref_frame_search = 0;
    sf->rt_sf.reuse_inter_pred_nonrd = 0;
    sf->rt_sf.use_comp_ref_nonrd = 1;
    sf->rt_sf.use_nonrd_filter_search = 1;
    sf->rt_sf.use_nonrd_pick_mode = 0;
    sf->rt_sf.use_real_time_ref_set = 0;
    sf->rt_sf.check_scene_detection = 0;
    sf->rt_sf.overshoot_detection_cbr = NO_DETECTION;
    sf->tx_sf.adaptive_txb_search_level = 1;
    sf->tx_sf.intra_tx_size_search_init_depth_sqr = 1;
    sf->tx_sf.model_based_prune_tx_search_level = 1;
    sf->tx_sf.tx_type_search.use_reduced_intra_txset = 1;
    sf->rt_sf.fullpel_search_step_param = 0;
    sf->rt_sf.skip_loopfilter_non_reference = 0;
  
    sf->hl_sf.superres_auto_search_type = SUPERRES_AUTO_SOLO;
  
    if (speed >= 1) {
      sf->gm_sf.gm_search_type = GM_REDUCED_REF_SEARCH_SKIP_L2_L3_ARF2;
  
      sf->part_sf.prune_ext_partition_types_search_level = 2;
      sf->part_sf.simple_motion_search_prune_rect = 1;
  
      sf->mv_sf.obmc_full_pixel_search_level = 1;
      sf->mv_sf.use_accurate_subpel_search = USE_4_TAPS;
  
      sf->inter_sf.prune_comp_search_by_single_result = 1;
      sf->inter_sf.reuse_inter_intra_mode = 1;
      sf->inter_sf.selective_ref_frame = 2;
      sf->inter_sf.skip_repeated_newmv = 1;
      sf->inter_sf.disable_interintra_wedge_var_thresh = 0;
      sf->inter_sf.disable_interinter_wedge_var_thresh = 0;
      sf->inter_sf.prune_comp_type_by_comp_avg = 1;
  
      sf->interp_sf.cb_pred_filter_search = 1;
      sf->interp_sf.use_interp_filter = 1;
  
      sf->tx_sf.adaptive_txb_search_level = 2;
      sf->tx_sf.intra_tx_size_search_init_depth_rect = 1;
      sf->tx_sf.tx_size_search_lgr_block = 1;
      sf->tx_sf.tx_type_search.ml_tx_split_thresh = 4000;
      sf->tx_sf.tx_type_search.skip_tx_search = 1;
      sf->tx_sf.use_intra_txb_hash = 1;
  
      sf->rd_sf.tx_domain_dist_level = boosted ? 0 : 1;
      sf->rd_sf.tx_domain_dist_thres_level = 1;
  
      sf->lpf_sf.dual_sgr_penalty_level = 1;
    }
  
    if (speed >= 2) {
      sf->part_sf.allow_partition_search_skip = 1;
      sf->part_sf.partition_search_breakout_rate_thr = 80;
  
      sf->mv_sf.auto_mv_step_size = 1;
      sf->mv_sf.subpel_iters_per_step = 1;
  
      sf->inter_sf.adaptive_rd_thresh = 1;
      sf->inter_sf.comp_inter_joint_search_thresh = BLOCK_SIZES_ALL;
      sf->inter_sf.disable_interintra_wedge_var_thresh = 100;
      sf->inter_sf.disable_interinter_wedge_var_thresh = 100;
      sf->inter_sf.fast_wedge_sign_estimate = 1;
      sf->inter_sf.prune_comp_type_by_comp_avg = 2;
      sf->inter_sf.selective_ref_frame = 3;
      sf->inter_sf.use_dist_wtd_comp_flag = DIST_WTD_COMP_DISABLED;
  
      sf->interp_sf.adaptive_interp_filter_search = 1;
      sf->interp_sf.cb_pred_filter_search = 0;
      sf->interp_sf.disable_dual_filter = 1;
  
      sf->tx_sf.inter_tx_size_search_init_depth_rect = 1;
      sf->tx_sf.inter_tx_size_search_init_depth_sqr = 1;
      sf->tx_sf.model_based_prune_tx_search_level = 0;
  
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL1;
    }
  
    if (speed >= 3) {
      sf->hl_sf.recode_loop = ALLOW_RECODE_KFARFGF;
  
      sf->gm_sf.gm_search_type = GM_DISABLE_SEARCH;
  
      sf->part_sf.less_rectangular_check_level = 2;
  
      sf->mv_sf.use_accurate_subpel_search = USE_2_TAPS;
      // adaptive_motion_search breaks encoder multi-thread tests.
      // The values in x->pred_mv[] differ for single and multi-thread cases.
      // See aomedia:1778.
      // sf->mv_sf.adaptive_motion_search = 1;
  
      sf->inter_sf.adaptive_rd_thresh = 2;
      sf->inter_sf.mv_cost_upd_level = INTERNAL_COST_UPD_SBROW;
      // TODO(yunqing): evaluate this speed feature for speed 1 & 2, and combine
      // it with cpi->sf.disable_wedge_search_var_thresh.
      sf->inter_sf.disable_interintra_wedge_var_thresh = UINT_MAX;
      sf->inter_sf.prune_comp_search_by_single_result = 2;
      sf->inter_sf.selective_ref_frame = 4;
  
      sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_2;
  
      sf->rd_sf.tx_domain_dist_level = 1;
  
      sf->winner_mode_sf.tx_size_search_level = boosted ? 0 : 2;
    }
  
    if (speed >= 4) {
      sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED;
  
      sf->inter_sf.alt_ref_search_fp = 1;
  
      sf->interp_sf.skip_sharp_interp_filter_search = 1;
  
      sf->tx_sf.tx_type_search.fast_inter_tx_type_search = 1;
      sf->tx_sf.tx_type_search.fast_intra_tx_type_search = 1;
      sf->tx_sf.use_intra_txb_hash = 0;
  
      sf->rd_sf.use_mb_rd_hash = 0;
  
      sf->winner_mode_sf.tx_size_search_level = frame_is_intra_only(cm) ? 0 : 2;
    }
  
    if (speed >= 5) {
      sf->inter_sf.adaptive_rd_thresh = 4;
  
      sf->rd_sf.tx_domain_dist_level = 2;
      sf->rd_sf.tx_domain_dist_thres_level = 2;
      sf->winner_mode_sf.tx_size_search_level = 1;
  
      sf->rt_sf.mode_search_skip_flags =
          (cm->current_frame.frame_type == KEY_FRAME)
              ? 0
              : FLAG_SKIP_INTRA_DIRMISMATCH | FLAG_SKIP_INTRA_BESTINTER |
                    FLAG_SKIP_COMP_BESTINTRA | FLAG_SKIP_INTRA_LOWVAR |
                    FLAG_EARLY_TERMINATE;
      sf->hl_sf.frame_parameter_update = 0;
  
      sf->part_sf.default_max_partition_size = BLOCK_128X128;
      sf->part_sf.default_min_partition_size = BLOCK_8X8;
      sf->part_sf.max_intra_bsize = BLOCK_32X32;
      sf->part_sf.partition_search_breakout_rate_thr = 500;
      sf->part_sf.partition_search_type = VAR_BASED_PARTITION;
      sf->part_sf.adjust_var_based_rd_partitioning = 2;
  
      sf->mv_sf.search_method = FAST_DIAMOND;
      sf->mv_sf.subpel_force_stop = QUARTER_PEL;
      sf->mv_sf.use_fullpel_costlist = 1;
      sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE;
  
      sf->inter_sf.inter_mode_rd_model_estimation = 2;
  
      for (int i = 0; i < TX_SIZES; ++i) {
        sf->intra_sf.intra_y_mode_mask[i] = INTRA_DC;
        sf->intra_sf.intra_uv_mode_mask[i] = UV_INTRA_DC_CFL;
      }
  
      sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_3;
      sf->tx_sf.use_inter_txb_hash = 0;
      sf->tx_sf.refine_fast_tx_search_results = 0;
  
      sf->rd_sf.optimize_coefficients = NO_TRELLIS_OPT;
      sf->rd_sf.simple_model_rd_from_var = 1;
  
      sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL4;
      sf->lpf_sf.lpf_pick = LPF_PICK_FROM_Q;
  
      sf->rt_sf.mode_search_skip_flags |= FLAG_SKIP_INTRA_DIRMISMATCH;
      sf->rt_sf.num_inter_modes_for_tx_search = 5;
      sf->rt_sf.skip_interp_filter_search = 1;
      sf->rt_sf.use_comp_ref_nonrd = 0;
      sf->rt_sf.use_real_time_ref_set = 1;
      sf->rt_sf.use_simple_rd_model = 1;
  
      sf->rt_sf.check_scene_detection = 1;
      if (cm->current_frame.frame_type != KEY_FRAME &&
          cpi->oxcf.rc_cfg.mode == AOM_CBR)
        sf->rt_sf.overshoot_detection_cbr = FAST_DETECTION_MAXQ;
      // Enable noise estimation only for high resolutions for now.
      //
      // Since use_temporal_noise_estimate has no effect for all-intra frame
      // encoding, it is disabled for this case.
      if (cpi->oxcf.kf_cfg.key_freq_max != 0 &&
          cm->width * cm->height > 640 * 480)
        sf->rt_sf.use_temporal_noise_estimate = 1;
    }
  
    if (speed >= 6) {
      sf->part_sf.adjust_var_based_rd_partitioning = 1;
      sf->lpf_sf.cdef_pick_method = CDEF_PICK_FROM_Q;
    }
  
    if (speed >= 7) {
      sf->part_sf.default_max_partition_size = BLOCK_128X128;
      sf->part_sf.default_min_partition_size = BLOCK_8X8;
      sf->part_sf.partition_search_type = VAR_BASED_PARTITION;
  
      sf->mv_sf.search_method = FAST_DIAMOND;
      sf->mv_sf.subpel_force_stop = QUARTER_PEL;
      sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED;
  
      sf->inter_sf.inter_mode_rd_model_estimation = 2;
  
      sf->lpf_sf.lpf_pick = LPF_PICK_FROM_Q;
  
      sf->rt_sf.mode_search_skip_flags |= FLAG_SKIP_INTRA_DIRMISMATCH;
      sf->rt_sf.nonrd_prune_ref_frame_search = 1;
      sf->rt_sf.reuse_inter_pred_nonrd = 0;
      sf->rt_sf.short_circuit_low_temp_var = 0;
      sf->rt_sf.skip_interp_filter_search = 0;
      sf->rt_sf.use_comp_ref_nonrd = 0;
      // For spatial layers, only LAST and GOLDEN are currently used in the SVC
      // for nonrd. The flag use_nonrd_altref_frame can disable GOLDEN in the
      // get_ref_frame_flags() for some patterns, so disable it here for
      // spatial layers.
      sf->rt_sf.use_nonrd_altref_frame =
          (cpi->svc.number_spatial_layers > 1) ? 0 : 1;
      sf->rt_sf.use_nonrd_pick_mode = 1;
      sf->rt_sf.nonrd_check_partition_merge_mode = 1;
      sf->rt_sf.nonrd_check_partition_split = 0;
      sf->rt_sf.skip_intra_pred_if_tx_skip = 1;
      // For SVC: use better mv search on base temporal layer, and only
      // on base spatial layer if highest resolution is above 640x360.
      if (cpi->svc.number_temporal_layers > 1) {
        if (cpi->svc.temporal_layer_id == 0 &&
            (cpi->svc.spatial_layer_id == 0 ||
             cpi->oxcf.frm_dim_cfg.width * cpi->oxcf.frm_dim_cfg.height <=
                 640 * 360)) {
          sf->mv_sf.search_method = NSTEP;
          sf->mv_sf.subpel_search_method = SUBPEL_TREE;
          sf->rt_sf.fullpel_search_step_param = 6;
        } else if (cpi->svc.non_reference_frame) {
          sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE;
          sf->rt_sf.fullpel_search_step_param = 10;
        }
      }
      // TODO(marpan): Look into why enabling skip_loopfilter_non_reference is
      // not bitexact on rtc testset, its very close (< ~0.01 bdrate), but not
      // always bitexact.
      if (cpi->ppi->use_svc && cpi->svc.non_reference_frame &&
          sf->lpf_sf.cdef_pick_method == CDEF_PICK_FROM_Q &&
          sf->lpf_sf.lpf_pick == LPF_PICK_FROM_Q)
        sf->rt_sf.skip_loopfilter_non_reference = 1;
      // Set mask for intra modes.
      for (int i = 0; i < BLOCK_SIZES; ++i)
        if (i >= BLOCK_32X32)
          sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC;
        else
          // Use DC, H, V intra mode for block sizes < 32X32.
          sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC_H_V;
    }
  
    if (speed >= 8) {
      sf->tx_sf.intra_tx_size_search_init_depth_sqr = 2;
      sf->intra_sf.intra_pruning_with_hog = 1;
      sf->rt_sf.estimate_motion_for_var_based_partition = 1;
      sf->rt_sf.short_circuit_low_temp_var = 1;
  #if !CONFIG_AV1_TEMPORAL_DENOISING
      sf->rt_sf.reuse_inter_pred_nonrd = 1;
  #endif
      sf->rt_sf.use_nonrd_altref_frame = 0;
      sf->rt_sf.nonrd_prune_ref_frame_search = 2;
      sf->rt_sf.nonrd_check_partition_merge_mode = 0;
      sf->rt_sf.nonrd_check_partition_split = 0;
      sf->rt_sf.use_modeled_non_rd_cost = 1;
      sf->rt_sf.source_metrics_sb_nonrd = 1;
      sf->rt_sf.skip_intra_pred_if_tx_skip = 0;
      sf->interp_sf.cb_pred_filter_search = 1;
    }
    if (speed >= 9) {
      sf->rt_sf.estimate_motion_for_var_based_partition = 0;
      sf->rt_sf.force_large_partition_blocks = 1;
      for (int i = 0; i < BLOCK_SIZES; ++i)
        sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC;
    }
  }
  
  static AOM_INLINE void init_hl_sf(HIGH_LEVEL_SPEED_FEATURES *hl_sf) {
    // best quality defaults
    hl_sf->frame_parameter_update = 1;
    hl_sf->recode_loop = ALLOW_RECODE;
    // Recode loop tolerance %.
    hl_sf->recode_tolerance = 25;
    hl_sf->high_precision_mv_usage = CURRENT_Q;
    hl_sf->superres_auto_search_type = SUPERRES_AUTO_ALL;
    hl_sf->disable_extra_sc_testing = 0;
    hl_sf->second_alt_ref_filtering = 1;
  }
  
  static AOM_INLINE void init_fp_sf(FIRST_PASS_SPEED_FEATURES *fp_sf) {
    fp_sf->reduce_mv_step_param = 3;
    fp_sf->skip_motion_search_threshold = 0;
  }
  
  static AOM_INLINE void init_tpl_sf(TPL_SPEED_FEATURES *tpl_sf) {
    tpl_sf->gop_length_decision_method = 0;
    tpl_sf->prune_intra_modes = 0;
    tpl_sf->prune_starting_mv = 0;
    tpl_sf->reduce_first_step_size = 0;
    tpl_sf->skip_alike_starting_mv = 0;
    tpl_sf->subpel_force_stop = EIGHTH_PEL;
    tpl_sf->search_method = NSTEP;
    tpl_sf->disable_filtered_key_tpl = 0;
    tpl_sf->prune_ref_frames_in_tpl = 0;
    tpl_sf->allow_compound_pred = 1;
    tpl_sf->use_y_only_rate_distortion = 0;
  }
  
  static AOM_INLINE void init_gm_sf(GLOBAL_MOTION_SPEED_FEATURES *gm_sf) {
    gm_sf->gm_search_type = GM_FULL_SEARCH;
    gm_sf->prune_ref_frame_for_gm_search = 0;
    gm_sf->prune_zero_mv_with_sse = 0;
  }
  
  static AOM_INLINE void init_part_sf(PARTITION_SPEED_FEATURES *part_sf) {
    part_sf->partition_search_type = SEARCH_PARTITION;
    part_sf->less_rectangular_check_level = 0;
    part_sf->use_square_partition_only_threshold = BLOCK_128X128;
    part_sf->auto_max_partition_based_on_simple_motion = NOT_IN_USE;
    part_sf->default_max_partition_size = BLOCK_LARGEST;
    part_sf->default_min_partition_size = BLOCK_4X4;
    part_sf->adjust_var_based_rd_partitioning = 0;
    part_sf->allow_partition_search_skip = 0;
    part_sf->max_intra_bsize = BLOCK_LARGEST;
    // This setting only takes effect when partition_search_type is set
    // to FIXED_PARTITION.
    part_sf->fixed_partition_size = BLOCK_16X16;
    // Recode loop tolerance %.
    part_sf->partition_search_breakout_dist_thr = 0;
    part_sf->partition_search_breakout_rate_thr = 0;
    part_sf->prune_ext_partition_types_search_level = 0;
    part_sf->prune_part4_search = 0;
    part_sf->ml_prune_partition = 0;
    part_sf->ml_early_term_after_part_split_level = 0;
    for (int i = 0; i < PARTITION_BLOCK_SIZES; ++i) {
      part_sf->ml_partition_search_breakout_thresh[i] =
          -1;  // -1 means not enabled.
    }
    part_sf->simple_motion_search_prune_agg = 0;
    part_sf->simple_motion_search_split = 0;
    part_sf->simple_motion_search_prune_rect = 0;
    part_sf->simple_motion_search_early_term_none = 0;
    part_sf->simple_motion_search_reduce_search_steps = 0;
    part_sf->intra_cnn_split = 0;
    part_sf->ext_partition_eval_thresh = BLOCK_8X8;
    part_sf->prune_ext_part_using_split_info = 0;
    part_sf->prune_rectangular_split_based_on_qidx = 0;
    part_sf->early_term_after_none_split = 0;
    part_sf->ml_predict_breakout_level = 0;
    part_sf->prune_sub_8x8_partition_level = 0;
    part_sf->simple_motion_search_rect_split = 0;
    part_sf->reuse_best_prediction_for_part_ab = 0;
  }
  
  static AOM_INLINE void init_mv_sf(MV_SPEED_FEATURES *mv_sf) {
    mv_sf->full_pixel_search_level = 0;
    mv_sf->auto_mv_step_size = 0;
    mv_sf->exhaustive_searches_thresh = 0;
    mv_sf->obmc_full_pixel_search_level = 0;
    mv_sf->prune_mesh_search = 0;
    mv_sf->reduce_search_range = 0;
    mv_sf->search_method = NSTEP;
    mv_sf->simple_motion_subpel_force_stop = EIGHTH_PEL;
    mv_sf->subpel_force_stop = EIGHTH_PEL;
    mv_sf->subpel_iters_per_step = 2;
    mv_sf->subpel_search_method = SUBPEL_TREE;
    mv_sf->use_accurate_subpel_search = USE_8_TAPS;
    mv_sf->use_bsize_dependent_search_method = 0;
    mv_sf->use_fullpel_costlist = 0;
    mv_sf->use_downsampled_sad = 0;
    mv_sf->disable_extensive_joint_motion_search = 0;
    mv_sf->disable_second_mv = 0;
  }
  
  static AOM_INLINE void init_inter_sf(INTER_MODE_SPEED_FEATURES *inter_sf) {
    inter_sf->comp_inter_joint_search_thresh = BLOCK_4X4;
    inter_sf->adaptive_rd_thresh = 0;
    inter_sf->model_based_post_interp_filter_breakout = 0;
    inter_sf->reduce_inter_modes = 0;
    inter_sf->alt_ref_search_fp = 0;
    inter_sf->selective_ref_frame = 0;
    inter_sf->prune_ref_frame_for_rect_partitions = 0;
    inter_sf->fast_wedge_sign_estimate = 0;
    inter_sf->use_dist_wtd_comp_flag = DIST_WTD_COMP_ENABLED;
    inter_sf->reuse_inter_intra_mode = 0;
    inter_sf->mv_cost_upd_level = INTERNAL_COST_UPD_SB;
    inter_sf->prune_inter_modes_based_on_tpl = 0;
    inter_sf->prune_nearmv_using_neighbors = 0;
    inter_sf->prune_comp_search_by_single_result = 0;
    inter_sf->skip_repeated_ref_mv = 0;
    inter_sf->skip_repeated_newmv = 0;
    inter_sf->skip_repeated_full_newmv = 0;
    inter_sf->inter_mode_rd_model_estimation = 0;
    inter_sf->prune_compound_using_single_ref = 0;
    inter_sf->prune_compound_using_neighbors = 0;
    inter_sf->prune_comp_using_best_single_mode_ref = 0;
    inter_sf->disable_onesided_comp = 0;
    inter_sf->prune_mode_search_simple_translation = 0;
    inter_sf->prune_comp_type_by_comp_avg = 0;
    inter_sf->disable_interinter_wedge_newmv_search = 0;
    inter_sf->fast_interintra_wedge_search = 0;
    inter_sf->prune_comp_type_by_model_rd = 0;
    inter_sf->perform_best_rd_based_gating_for_chroma = 0;
    inter_sf->prune_obmc_prob_thresh = 0;
    inter_sf->disable_interinter_wedge_var_thresh = 0;
    inter_sf->disable_interintra_wedge_var_thresh = 0;
    inter_sf->prune_ref_mv_idx_search = 0;
    inter_sf->prune_warped_prob_thresh = 0;
    inter_sf->reuse_compound_type_decision = 0;
    inter_sf->txfm_rd_gate_level = 0;
    inter_sf->prune_inter_modes_if_skippable = 0;
    inter_sf->disable_masked_comp = 0;
    inter_sf->enable_fast_compound_mode_search = 0;
    inter_sf->reuse_mask_search_results = 0;
    inter_sf->enable_fast_wedge_mask_search = 0;
    inter_sf->inter_mode_txfm_breakout = 0;
  }
  
  static AOM_INLINE void init_interp_sf(INTERP_FILTER_SPEED_FEATURES *interp_sf) {
    interp_sf->adaptive_interp_filter_search = 0;
    interp_sf->cb_pred_filter_search = 0;
    interp_sf->disable_dual_filter = 0;
    interp_sf->skip_sharp_interp_filter_search = 0;
    interp_sf->use_fast_interpolation_filter_search = 0;
    interp_sf->use_interp_filter = 0;
  }
  
  static AOM_INLINE void init_intra_sf(INTRA_MODE_SPEED_FEATURES *intra_sf) {
    intra_sf->dv_cost_upd_level = INTERNAL_COST_UPD_SB;
    intra_sf->skip_intra_in_interframe = 1;
    intra_sf->intra_pruning_with_hog = 0;
    intra_sf->chroma_intra_pruning_with_hog = 0;
    intra_sf->prune_palette_search_level = 0;
  
    for (int i = 0; i < TX_SIZES; i++) {
      intra_sf->intra_y_mode_mask[i] = INTRA_ALL;
      intra_sf->intra_uv_mode_mask[i] = UV_INTRA_ALL;
    }
    intra_sf->disable_smooth_intra = 0;
    intra_sf->prune_filter_intra_level = 0;
    intra_sf->prune_chroma_modes_using_luma_winner = 0;
    intra_sf->cfl_search_range = 3;
  }
  
  static AOM_INLINE void init_tx_sf(TX_SPEED_FEATURES *tx_sf) {
    tx_sf->inter_tx_size_search_init_depth_sqr = 0;
    tx_sf->inter_tx_size_search_init_depth_rect = 0;
    tx_sf->intra_tx_size_search_init_depth_rect = 0;
    tx_sf->intra_tx_size_search_init_depth_sqr = 0;
    tx_sf->tx_size_search_lgr_block = 0;
    tx_sf->model_based_prune_tx_search_level = 0;
    tx_sf->tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_1;
    tx_sf->tx_type_search.ml_tx_split_thresh = 8500;
    tx_sf->tx_type_search.use_skip_flag_prediction = 1;
    tx_sf->tx_type_search.use_reduced_intra_txset = 0;
    tx_sf->tx_type_search.fast_intra_tx_type_search = 0;
    tx_sf->tx_type_search.fast_inter_tx_type_search = 0;
    tx_sf->tx_type_search.skip_tx_search = 0;
    tx_sf->tx_type_search.prune_tx_type_using_stats = 0;
    tx_sf->tx_type_search.prune_tx_type_est_rd = 0;
    tx_sf->tx_type_search.winner_mode_tx_type_pruning = 0;
    tx_sf->txb_split_cap = 1;
    tx_sf->adaptive_txb_search_level = 0;
    tx_sf->use_intra_txb_hash = 0;
    tx_sf->use_inter_txb_hash = 1;
    tx_sf->refine_fast_tx_search_results = 1;
    tx_sf->prune_tx_size_level = 0;
  }
  
  static AOM_INLINE void init_rd_sf(RD_CALC_SPEED_FEATURES *rd_sf,
                                    const AV1EncoderConfig *oxcf) {
    const int disable_trellis_quant = oxcf->algo_cfg.disable_trellis_quant;
    if (disable_trellis_quant == 3) {
      rd_sf->optimize_coefficients = !is_lossless_requested(&oxcf->rc_cfg)
                                         ? NO_ESTIMATE_YRD_TRELLIS_OPT
                                         : NO_TRELLIS_OPT;
    } else if (disable_trellis_quant == 2) {
      rd_sf->optimize_coefficients = !is_lossless_requested(&oxcf->rc_cfg)
                                         ? FINAL_PASS_TRELLIS_OPT
                                         : NO_TRELLIS_OPT;
    } else if (disable_trellis_quant == 0) {
      if (is_lossless_requested(&oxcf->rc_cfg)) {
        rd_sf->optimize_coefficients = NO_TRELLIS_OPT;
      } else {
        rd_sf->optimize_coefficients = FULL_TRELLIS_OPT;
      }
    } else if (disable_trellis_quant == 1) {
      rd_sf->optimize_coefficients = NO_TRELLIS_OPT;
    } else {
      assert(0 && "Invalid disable_trellis_quant value");
    }
    rd_sf->use_mb_rd_hash = 1;
    rd_sf->simple_model_rd_from_var = 0;
    rd_sf->tx_domain_dist_level = 0;
    rd_sf->tx_domain_dist_thres_level = 0;
    rd_sf->perform_coeff_opt = 0;
  }
  
  static AOM_INLINE void init_winner_mode_sf(
      WINNER_MODE_SPEED_FEATURES *winner_mode_sf) {
    winner_mode_sf->motion_mode_for_winner_cand = 0;
    // Set this at the appropriate speed levels
    winner_mode_sf->tx_size_search_level = USE_FULL_RD;
    winner_mode_sf->enable_winner_mode_for_coeff_opt = 0;
    winner_mode_sf->enable_winner_mode_for_tx_size_srch = 0;
    winner_mode_sf->enable_winner_mode_for_use_tx_domain_dist = 0;
    winner_mode_sf->multi_winner_mode_type = 0;
    winner_mode_sf->dc_blk_pred_level = 0;
  }
  
  static AOM_INLINE void init_lpf_sf(LOOP_FILTER_SPEED_FEATURES *lpf_sf) {
    lpf_sf->disable_loop_restoration_chroma = 0;
    lpf_sf->prune_wiener_based_on_src_var = 0;
    lpf_sf->prune_sgr_based_on_wiener = 0;
    lpf_sf->enable_sgr_ep_pruning = 0;
    lpf_sf->reduce_wiener_window_size = 0;
    lpf_sf->lpf_pick = LPF_PICK_FROM_FULL_IMAGE;
    lpf_sf->use_coarse_filter_level_search = 0;
    lpf_sf->cdef_pick_method = CDEF_FULL_SEARCH;
    // Set decoder side speed feature to use less dual sgr modes
    lpf_sf->dual_sgr_penalty_level = 0;
    lpf_sf->disable_lr_filter = 0;
  }
  
  static AOM_INLINE void init_rt_sf(REAL_TIME_SPEED_FEATURES *rt_sf) {
    rt_sf->mode_search_skip_flags = 0;
    rt_sf->skip_interp_filter_search = 0;
    rt_sf->force_tx_search_off = 0;
    rt_sf->num_inter_modes_for_tx_search = INT_MAX;
    rt_sf->use_simple_rd_model = 0;
    rt_sf->nonrd_check_partition_merge_mode = 0;
    rt_sf->nonrd_check_partition_split = 0;
    rt_sf->skip_intra_pred_if_tx_skip = 0;
  }
  
  void av1_set_speed_features_framesize_dependent(AV1_COMP *cpi, int speed) {
    SPEED_FEATURES *const sf = &cpi->sf;
    const AV1EncoderConfig *const oxcf = &cpi->oxcf;
  
    switch (oxcf->mode) {
      case GOOD:
        set_good_speed_feature_framesize_dependent(cpi, sf, speed);
        break;
      case ALLINTRA:
        set_allintra_speed_feature_framesize_dependent(cpi, sf, speed);
        break;
      case REALTIME:
        set_rt_speed_feature_framesize_dependent(cpi, sf, speed);
        break;
    }
  
    if (!cpi->ppi->seq_params_locked) {
      cpi->common.seq_params->enable_masked_compound &=
          !sf->inter_sf.disable_masked_comp;
    }
  
    // This is only used in motion vector unit test.
    if (cpi->oxcf.unit_test_cfg.motion_vector_unit_test == 1)
      cpi->mv_search_params.find_fractional_mv_step = av1_return_max_sub_pixel_mv;
    else if (cpi->oxcf.unit_test_cfg.motion_vector_unit_test == 2)
      cpi->mv_search_params.find_fractional_mv_step = av1_return_min_sub_pixel_mv;
  
    if ((cpi->oxcf.row_mt == 1) && (cpi->oxcf.max_threads > 1)) {
      if (sf->inter_sf.mv_cost_upd_level < INTERNAL_COST_UPD_SBROW) {
        // Set mv_cost_upd_level to use row level update.
        sf->inter_sf.mv_cost_upd_level = INTERNAL_COST_UPD_SBROW;
      }
    }
  }
  
  void av1_set_speed_features_framesize_independent(AV1_COMP *cpi, int speed) {
    SPEED_FEATURES *const sf = &cpi->sf;
    WinnerModeParams *const winner_mode_params = &cpi->winner_mode_params;
    const AV1EncoderConfig *const oxcf = &cpi->oxcf;
    int i;
  
    init_hl_sf(&sf->hl_sf);
    init_fp_sf(&sf->fp_sf);
    init_tpl_sf(&sf->tpl_sf);
    init_gm_sf(&sf->gm_sf);
    init_part_sf(&sf->part_sf);
    init_mv_sf(&sf->mv_sf);
    init_inter_sf(&sf->inter_sf);
    init_interp_sf(&sf->interp_sf);
    init_intra_sf(&sf->intra_sf);
    init_tx_sf(&sf->tx_sf);
    init_rd_sf(&sf->rd_sf, oxcf);
    init_winner_mode_sf(&sf->winner_mode_sf);
    init_lpf_sf(&sf->lpf_sf);
    init_rt_sf(&sf->rt_sf);
  
    switch (oxcf->mode) {
      case GOOD:
        set_good_speed_features_framesize_independent(cpi, sf, speed);
        break;
      case ALLINTRA:
        set_allintra_speed_features_framesize_independent(cpi, sf, speed);
        break;
      case REALTIME:
        set_rt_speed_features_framesize_independent(cpi, sf, speed);
        break;
    }
  
    if (!cpi->ppi->seq_params_locked) {
      cpi->common.seq_params->enable_dual_filter &=
          !sf->interp_sf.disable_dual_filter;
      cpi->common.seq_params->enable_restoration &= !sf->lpf_sf.disable_lr_filter;
  
      cpi->common.seq_params->enable_interintra_compound &=
          (sf->inter_sf.disable_interintra_wedge_var_thresh != UINT_MAX);
    }
  
    // sf->part_sf.partition_search_breakout_dist_thr is set assuming max 64x64
    // blocks. Normalise this if the blocks are bigger.
    if (MAX_SB_SIZE_LOG2 > 6) {
      sf->part_sf.partition_search_breakout_dist_thr <<=
          2 * (MAX_SB_SIZE_LOG2 - 6);
    }
  
    const int mesh_speed = AOMMIN(speed, MAX_MESH_SPEED);
    for (i = 0; i < MAX_MESH_STEP; ++i) {
      sf->mv_sf.mesh_patterns[i].range =
          good_quality_mesh_patterns[mesh_speed][i].range;
      sf->mv_sf.mesh_patterns[i].interval =
          good_quality_mesh_patterns[mesh_speed][i].interval;
    }
  
    // Update the mesh pattern of exhaustive motion search for intraBC
    // Though intraBC mesh pattern is populated for all frame types, it is used
    // only for intra frames of screen contents
    for (i = 0; i < MAX_MESH_STEP; ++i) {
      sf->mv_sf.intrabc_mesh_patterns[i].range =
          intrabc_mesh_patterns[mesh_speed][i].range;
      sf->mv_sf.intrabc_mesh_patterns[i].interval =
          intrabc_mesh_patterns[mesh_speed][i].interval;
    }
  
    // Slow quant, dct and trellis not worthwhile for first pass
    // so make sure they are always turned off.
    if (is_stat_generation_stage(cpi))
      sf->rd_sf.optimize_coefficients = NO_TRELLIS_OPT;
  
    // No recode or trellis for 1 pass.
    if (oxcf->pass == 0 && has_no_stats_stage(cpi))
      sf->hl_sf.recode_loop = DISALLOW_RECODE;
  
    MotionVectorSearchParams *const mv_search_params = &cpi->mv_search_params;
    if (sf->mv_sf.subpel_search_method == SUBPEL_TREE) {
      mv_search_params->find_fractional_mv_step = av1_find_best_sub_pixel_tree;
    } else if (sf->mv_sf.subpel_search_method == SUBPEL_TREE_PRUNED) {
      mv_search_params->find_fractional_mv_step =
          av1_find_best_sub_pixel_tree_pruned;
    } else if (sf->mv_sf.subpel_search_method == SUBPEL_TREE_PRUNED_MORE) {
      mv_search_params->find_fractional_mv_step =
          av1_find_best_sub_pixel_tree_pruned_more;
    }
  
    // This is only used in motion vector unit test.
    if (cpi->oxcf.unit_test_cfg.motion_vector_unit_test == 1)
      mv_search_params->find_fractional_mv_step = av1_return_max_sub_pixel_mv;
    else if (cpi->oxcf.unit_test_cfg.motion_vector_unit_test == 2)
      mv_search_params->find_fractional_mv_step = av1_return_min_sub_pixel_mv;
  
    // assert ensures that tx_domain_dist_level is accessed correctly
    assert(cpi->sf.rd_sf.tx_domain_dist_thres_level >= 0 &&
           cpi->sf.rd_sf.tx_domain_dist_thres_level < 3);
    memcpy(winner_mode_params->tx_domain_dist_threshold,
           tx_domain_dist_thresholds[cpi->sf.rd_sf.tx_domain_dist_thres_level],
           sizeof(winner_mode_params->tx_domain_dist_threshold));
  
    assert(cpi->sf.rd_sf.tx_domain_dist_level >= 0 &&
           cpi->sf.rd_sf.tx_domain_dist_level < 3);
    memcpy(winner_mode_params->use_transform_domain_distortion,
           tx_domain_dist_types[cpi->sf.rd_sf.tx_domain_dist_level],
           sizeof(winner_mode_params->use_transform_domain_distortion));
  
    // assert ensures that coeff_opt_thresholds is accessed correctly
    assert(cpi->sf.rd_sf.perform_coeff_opt >= 0 &&
           cpi->sf.rd_sf.perform_coeff_opt < 9);
    memcpy(winner_mode_params->coeff_opt_thresholds,
           &coeff_opt_thresholds[cpi->sf.rd_sf.perform_coeff_opt],
           sizeof(winner_mode_params->coeff_opt_thresholds));
  
    // assert ensures that predict_skip_levels is accessed correctly
    assert(cpi->sf.tx_sf.tx_type_search.use_skip_flag_prediction >= 0 &&
           cpi->sf.tx_sf.tx_type_search.use_skip_flag_prediction < 3);
    memcpy(winner_mode_params->skip_txfm_level,
           predict_skip_levels[cpi->sf.tx_sf.tx_type_search
                                   .use_skip_flag_prediction],
           sizeof(winner_mode_params->skip_txfm_level));
  
    // assert ensures that tx_size_search_level is accessed correctly
    assert(cpi->sf.winner_mode_sf.tx_size_search_level >= 0 &&
           cpi->sf.winner_mode_sf.tx_size_search_level < 3);
    memcpy(winner_mode_params->tx_size_search_methods,
           tx_size_search_methods[cpi->sf.winner_mode_sf.tx_size_search_level],
           sizeof(winner_mode_params->tx_size_search_methods));
    memcpy(winner_mode_params->predict_dc_level,
           predict_dc_levels[cpi->sf.winner_mode_sf.dc_blk_pred_level],
           sizeof(winner_mode_params->predict_dc_level));
  
    if (cpi->oxcf.row_mt == 1 && (cpi->oxcf.max_threads > 1)) {
      if (sf->inter_sf.inter_mode_rd_model_estimation == 1) {
        // Revert to type 2
        sf->inter_sf.inter_mode_rd_model_estimation = 2;
      }
  
      // Disable the speed feature 'prune_ref_frame_for_gm_search' to achieve
      // better parallelism when number of threads available are greater than or
      // equal to maximum number of reference frames allowed for global motion.
      if (sf->gm_sf.gm_search_type != GM_DISABLE_SEARCH &&
          (cpi->oxcf.max_threads >=
           gm_available_reference_frames[sf->gm_sf.gm_search_type]))
        sf->gm_sf.prune_ref_frame_for_gm_search = 0;
    }
  }
  
  // Override some speed features based on qindex
  void av1_set_speed_features_qindex_dependent(AV1_COMP *cpi, int speed) {
    AV1_COMMON *const cm = &cpi->common;
    SPEED_FEATURES *const sf = &cpi->sf;
    WinnerModeParams *const winner_mode_params = &cpi->winner_mode_params;
    const int boosted = frame_is_boosted(cpi);
    const int is_720p_or_larger = AOMMIN(cm->width, cm->height) >= 720;
    const int is_1080p_or_larger = AOMMIN(cm->width, cm->height) >= 1080;
    const int is_arf2_bwd_type =
        cpi->ppi->gf_group.update_type[cpi->gf_frame_index] == INTNL_ARF_UPDATE;
  
    if (cpi->oxcf.mode == REALTIME) return;
  
    if (speed == 0) {
      // qindex_thresh for resolution < 720p
      const int qindex_thresh = boosted ? 70 : (is_arf2_bwd_type ? 110 : 140);
      if (!is_720p_or_larger && cm->quant_params.base_qindex <= qindex_thresh) {
        sf->inter_sf.skip_repeated_newmv = 1;
        sf->part_sf.simple_motion_search_split =
            cm->features.allow_screen_content_tools ? 1 : 2;
        sf->part_sf.simple_motion_search_early_term_none = 1;
        sf->tx_sf.model_based_prune_tx_search_level = 0;
      }
  
      if (is_720p_or_larger && cm->quant_params.base_qindex <= 128) {
        sf->rd_sf.perform_coeff_opt = 2 + is_1080p_or_larger;
        memcpy(winner_mode_params->coeff_opt_thresholds,
               &coeff_opt_thresholds[sf->rd_sf.perform_coeff_opt],
               sizeof(winner_mode_params->coeff_opt_thresholds));
        sf->part_sf.simple_motion_search_split =
            cm->features.allow_screen_content_tools ? 1 : 2;
        sf->tx_sf.inter_tx_size_search_init_depth_rect = 1;
        sf->tx_sf.inter_tx_size_search_init_depth_sqr = 1;
        sf->tx_sf.intra_tx_size_search_init_depth_rect = 1;
        sf->inter_sf.skip_repeated_newmv = 1;
        sf->tx_sf.model_based_prune_tx_search_level = 0;
  
        if (is_1080p_or_larger && cm->quant_params.base_qindex <= 108) {
          sf->inter_sf.selective_ref_frame = 2;
          sf->rd_sf.tx_domain_dist_level = boosted ? 1 : 2;
          sf->rd_sf.tx_domain_dist_thres_level = 1;
          sf->part_sf.simple_motion_search_early_term_none = 1;
          sf->tx_sf.tx_type_search.ml_tx_split_thresh = 4000;
          sf->interp_sf.cb_pred_filter_search = 0;
          sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_2;
          sf->tx_sf.tx_type_search.skip_tx_search = 1;
          sf->tx_sf.use_intra_txb_hash = 1;
        }
      }
    }
  
    if (speed >= 3) {
      // Disable extended partitions for lower quantizers
      const int qindex_thresh =
          cm->features.allow_screen_content_tools ? 50 : 100;
      if (cm->quant_params.base_qindex <= qindex_thresh && !boosted) {
        sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128;
      }
    }
  
    if (speed >= 4) {
      // Disable extended partitions for lower quantizers
      const int qindex_thresh = boosted ? 80 : 120;
      if (cm->quant_params.base_qindex <= qindex_thresh &&
          !frame_is_intra_only(&cpi->common)) {
        sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128;
      }
    }
  
    if (speed >= 5) {
      const int qindex_thresh = boosted ? 100 : 160;
      if (cm->quant_params.base_qindex <= qindex_thresh &&
          !frame_is_intra_only(&cpi->common)) {
        sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128;
      }
    }
  
    if (speed <= 2) {
      if (!is_stat_generation_stage(cpi)) {
        // Use faster full-pel motion search for high quantizers.
        // Also use reduced total search range for low resolutions at high
        // quantizers.
        const int aggr = speed;
        const int qindex_thresh1 = ms_qindex_thresh[aggr][is_720p_or_larger][0];
        const int qindex_thresh2 = ms_qindex_thresh[aggr][is_720p_or_larger][1];
        const SEARCH_METHODS search_method =
            motion_search_method[is_720p_or_larger];
        if (cm->quant_params.base_qindex > qindex_thresh1) {
          sf->mv_sf.search_method = search_method;
          sf->tpl_sf.search_method = search_method;
        } else if (cm->quant_params.base_qindex > qindex_thresh2) {
          sf->mv_sf.search_method = NSTEP_8PT;
        }
      }
    }
  }
  