/* * 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 #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[4][MODE_EVAL_TYPES] = { { UINT_MAX, UINT_MAX, UINT_MAX }, { 22026, 22026, 22026 }, { 1377, 1377, 1377 }, { 0, 0, 0 } }; // Number of different levels of aggressiveness in using transform domain // distortion during the R-D evaluation based on the speed feature // tx_domain_dist_level. #define TX_DOMAIN_DIST_LEVELS 4 // 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[TX_DOMAIN_DIST_LEVELS][MODE_EVAL_TYPES] = { { 0, 2, 0 }, { 1, 2, 0 }, { 2, 2, 0 }, { 2, 2, 2 } }; // 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[4][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 }, { USE_LARGESTALL, USE_LARGESTALL, USE_LARGESTALL } }; // 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 skip or DC block level used during transform type search. It is // indexed using the following: // First index : Speed feature 'dc_blk_pred_level' (0 to 3) // Second index : Mode evaluation type (DEFAULT_EVAL, MODE_EVAL and // WINNER_MODE_EVAL). // // The values of predict_dc_levels[][] indicate the aggressiveness of predicting // a block as transform skip or DC only. // Type 0 : No skip block or DC only block prediction // Type 1 : Prediction of skip block based on residual mean and variance // Type 2 : Prediction of skip block or DC only block based on residual mean and // variance static unsigned int predict_dc_levels[4][MODE_EVAL_TYPES] = { { 0, 0, 0 }, { 1, 1, 0 }, { 2, 2, 0 }, { 2, 2, 2 } }; #if !CONFIG_FPMT_TEST // 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 }; #endif // 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); } // Set transform rd gate level for all transform search cases. static AOM_INLINE void set_txfm_rd_gate_level( int txfm_rd_gate_level[TX_SEARCH_CASES], int level) { assert(level <= MAX_TX_RD_GATE_LEVEL); for (int idx = 0; idx < TX_SEARCH_CASES; idx++) txfm_rd_gate_level[idx] = level; } 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_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 = 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_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) { // TODO(kyslov): add more speed features to control speed/quality } if (speed >= 8) { if (!is_480p_or_larger) { sf->rt_sf.nonrd_check_partition_merge_mode = 2; } if (is_720p_or_larger) { sf->rt_sf.force_large_partition_blocks_intra = 1; } } if (speed >= 9) { // TODO(kyslov): add more speed features to control speed/quality if (!is_4k_or_larger) { // In av1_select_sb_size(), superblock size is set to 64x64 only for // resolutions less than 4k in speed>=9, to improve the multithread // performance. If cost update levels are set to INTERNAL_COST_UPD_OFF // for resolutions >= 4k, the SB size setting can be modified for these // resolutions as well. sf->inter_sf.coeff_cost_upd_level = INTERNAL_COST_UPD_OFF; sf->inter_sf.mode_cost_upd_level = INTERNAL_COST_UPD_OFF; } } } 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->part_sf.reuse_prev_rd_results_for_part_ab = 1; sf->part_sf.use_best_rd_for_pruning = 1; sf->intra_sf.intra_pruning_with_hog = 1; sf->intra_sf.prune_luma_palette_size_search_level = 1; sf->intra_sf.dv_cost_upd_level = INTERNAL_COST_UPD_OFF; sf->intra_sf.early_term_chroma_palette_size_search = 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->rt_sf.use_nonrd_pick_mode = 0; sf->rt_sf.use_real_time_ref_set = 0; if (cpi->twopass_frame.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_based_part_prune_level = allow_screen_content_tools ? 0 : 2; 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->intra_sf.prune_luma_palette_size_search_level = 2; sf->intra_sf.top_intra_model_count_allowed = 3; 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->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 = SIMPLE_AGG_LVL1; 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; sf->tx_sf.use_rd_based_breakout_for_intra_tx_search = true; // 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 = SIMPLE_AGG_LVL2; 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.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 = 2; 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 = 3; 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 = SIMPLE_AGG_LVL3; sf->part_sf.ext_partition_eval_thresh = allow_screen_content_tools ? BLOCK_8X8 : BLOCK_16X16; sf->part_sf.intra_cnn_based_part_prune_level = allow_screen_content_tools ? 1 : 2; sf->intra_sf.chroma_intra_pruning_with_hog = 3; sf->lpf_sf.use_coarse_filter_level_search = 0; // Disable Wiener and Self-guided Loop restoration filters. sf->lpf_sf.disable_wiener_filter = true; sf->lpf_sf.disable_sgr_filter = true; sf->mv_sf.prune_mesh_search = PRUNE_MESH_SEARCH_LVL_2; sf->winner_mode_sf.multi_winner_mode_type = MULTI_WINNER_MODE_FAST; } if (speed >= 6) { sf->intra_sf.prune_smooth_intra_mode_for_chroma = 1; 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->intra_sf.top_intra_model_count_allowed = 2; sf->intra_sf.adapt_top_model_rd_count_using_neighbors = 1; sf->intra_sf.prune_luma_odd_delta_angles_in_intra = 1; sf->part_sf.prune_rectangular_split_based_on_qidx = allow_screen_content_tools ? 0 : 2; sf->part_sf.prune_rect_part_using_4x4_var_deviation = true; sf->part_sf.prune_rect_part_using_none_pred_mode = true; 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 = 3; sf->tx_sf.tx_type_search.prune_tx_type_est_rd = 0; sf->tx_sf.prune_intra_tx_depths_using_nn = true; sf->rd_sf.perform_coeff_opt = 6; sf->rd_sf.tx_domain_dist_level = 3; sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL4; sf->lpf_sf.lpf_pick = LPF_PICK_FROM_Q; sf->winner_mode_sf.multi_winner_mode_type = MULTI_WINNER_MODE_OFF; sf->winner_mode_sf.prune_winner_mode_eval_level = 1; sf->winner_mode_sf.dc_blk_pred_level = 1; } // The following should make all-intra mode speed 7 approximately equal // to real-time speed 6, // all-intra speed 8 close to real-time speed 7, and all-intra speed 9 // close to real-time speed 8 if (speed >= 7) { sf->part_sf.default_min_partition_size = BLOCK_8X8; sf->part_sf.partition_search_type = VAR_BASED_PARTITION; sf->lpf_sf.cdef_pick_method = CDEF_PICK_FROM_Q; sf->rt_sf.mode_search_skip_flags |= FLAG_SKIP_INTRA_DIRMISMATCH; sf->rt_sf.var_part_split_threshold_shift = 7; } if (speed >= 8) { sf->rt_sf.hybrid_intra_pickmode = 1; sf->rt_sf.use_nonrd_pick_mode = 1; sf->rt_sf.nonrd_check_partition_merge_mode = 1; sf->rt_sf.var_part_split_threshold_shift = 8; // 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 >= 9) { sf->inter_sf.coeff_cost_upd_level = INTERNAL_COST_UPD_SBROW; sf->inter_sf.mode_cost_upd_level = INTERNAL_COST_UPD_SBROW; sf->rt_sf.nonrd_check_partition_merge_mode = 0; sf->rt_sf.hybrid_intra_pickmode = 0; sf->rt_sf.var_part_split_threshold_shift = 9; sf->rt_sf.vbp_prune_16x16_split_using_min_max_sub_blk_var = true; sf->rt_sf.prune_h_pred_using_best_mode_so_far = true; sf->rt_sf.enable_intra_mode_pruning_using_neighbors = true; sf->rt_sf.prune_intra_mode_using_best_sad_so_far = true; } // As the speed feature prune_chroma_modes_using_luma_winner already // constrains the number of chroma directional mode evaluations to a maximum // of 1, the HOG computation and the associated pruning logic does not seem to // help speed-up the chroma mode evaluations. Hence disable the speed feature // chroma_intra_pruning_with_hog when prune_chroma_modes_using_luma_winner is // enabled. if (sf->intra_sf.prune_chroma_modes_using_luma_winner) sf->intra_sf.chroma_intra_pruning_with_hog = 0; } 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_lesser = AOMMIN(cm->width, cm->height) <= 480; 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; // Speed features applicable for temporal filtering and tpl modules may be // changed based on frame type at places where the sf is applied (Example : // use_downsampled_sad). This is because temporal filtering and tpl modules // are called before this function (except for the first key frame). // TODO(deepa.kg@ittiam.com): For the speed features applicable to temporal // filtering and tpl modules, modify the sf initialization appropriately // before calling the modules. const int boosted = frame_is_boosted(cpi); const int is_boosted_arf2_bwd_type = boosted || cpi->ppi->gf_group.update_type[cpi->gf_frame_index] == INTNL_ARF_UPDATE; const int is_lf_frame = cpi->ppi->gf_group.update_type[cpi->gf_frame_index] == LF_UPDATE; const int allow_screen_content_tools = cm->features.allow_screen_content_tools; 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 = 2; } 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_480p_or_lesser) sf->inter_sf.skip_newmv_in_drl = 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; sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL1; } 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->inter_sf.disable_interintra_wedge_var_thresh = 100; } else { sf->inter_sf.disable_interintra_wedge_var_thresh = UINT_MAX; } if (is_480p_or_lesser) sf->inter_sf.skip_ext_comp_nearmv_mode = 1; if (is_720p_or_larger) { sf->inter_sf.limit_inter_mode_cands = is_lf_frame ? 1 : 0; } else { sf->inter_sf.limit_inter_mode_cands = is_lf_frame ? 2 : 0; } 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; sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = boosted ? 0 : 1; sf->winner_mode_sf.enable_winner_mode_for_tx_size_srch = boosted ? 0 : 1; } if (!is_720p_or_larger) { sf->mv_sf.disable_second_mv = 1; sf->mv_sf.auto_mv_step_size = 2; } else { sf->mv_sf.disable_second_mv = boosted ? 0 : 2; sf->mv_sf.auto_mv_step_size = 1; } if (!is_720p_or_larger) { sf->hl_sf.recode_tolerance = 50; sf->inter_sf.disable_interinter_wedge_newmv_search = is_boosted_arf2_bwd_type ? 0 : 1; sf->inter_sf.enable_fast_wedge_mask_search = 1; } } if (speed >= 3) { sf->inter_sf.enable_fast_wedge_mask_search = 1; sf->inter_sf.skip_newmv_in_drl = 2; sf->inter_sf.skip_ext_comp_nearmv_mode = 1; sf->inter_sf.limit_inter_mode_cands = is_lf_frame ? 3 : 0; sf->inter_sf.disable_interinter_wedge_newmv_search = boosted ? 0 : 1; sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 1; sf->winner_mode_sf.enable_winner_mode_for_tx_size_srch = frame_is_intra_only(&cpi->common) ? 0 : 1; 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; sf->part_sf.skip_non_sq_part_based_on_none = is_lf_frame ? 2 : 0; } 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; sf->part_sf.skip_non_sq_part_based_on_none = is_lf_frame ? 1 : 0; } if (use_hbd) sf->tx_sf.prune_tx_size_level = 3; if (is_480p_or_larger) { sf->part_sf.early_term_after_none_split = 1; } else { sf->part_sf.early_term_after_none_split = 0; } if (is_720p_or_larger) { sf->intra_sf.skip_intra_in_interframe = boosted ? 1 : 2; } else { sf->intra_sf.skip_intra_in_interframe = boosted ? 1 : 3; } if (is_720p_or_larger) { sf->inter_sf.disable_interinter_wedge_var_thresh = 100; sf->inter_sf.limit_txfm_eval_per_mode = boosted ? 0 : 1; } else { sf->inter_sf.disable_interinter_wedge_var_thresh = UINT_MAX; sf->inter_sf.limit_txfm_eval_per_mode = boosted ? 0 : 2; sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL2; } sf->inter_sf.disable_interintra_wedge_var_thresh = UINT_MAX; } if (speed >= 4) { sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 2; sf->winner_mode_sf.enable_winner_mode_for_tx_size_srch = 1; 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); } sf->part_sf.early_term_after_none_split = 1; if (is_480p_or_larger) { sf->tx_sf.tx_type_search.prune_tx_type_using_stats = 2; } else { sf->mv_sf.skip_fullpel_search_using_startmv = boosted ? 0 : 1; } sf->inter_sf.disable_interinter_wedge_var_thresh = UINT_MAX; sf->inter_sf.prune_obmc_prob_thresh = INT_MAX; sf->inter_sf.limit_txfm_eval_per_mode = boosted ? 0 : 2; if (is_480p_or_lesser) sf->inter_sf.skip_newmv_in_drl = 3; if (is_720p_or_larger) { sf->inter_sf.prune_comp_ref_frames = 1; } else if (is_480p_or_larger) { sf->inter_sf.prune_comp_ref_frames = is_boosted_arf2_bwd_type ? 0 : 1; } if (is_720p_or_larger) sf->hl_sf.recode_tolerance = 32; else sf->hl_sf.recode_tolerance = 55; sf->intra_sf.skip_intra_in_interframe = 4; sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL3; } 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; sf->inter_sf.skip_newmv_in_drl = 4; sf->inter_sf.prune_comp_ref_frames = 1; sf->mv_sf.skip_fullpel_search_using_startmv = boosted ? 0 : 1; if (!is_720p_or_larger) { sf->inter_sf.mv_cost_upd_level = INTERNAL_COST_UPD_SBROW_SET; sf->inter_sf.prune_nearest_near_mv_using_refmv_weight = (boosted || allow_screen_content_tools) ? 0 : 1; sf->mv_sf.use_downsampled_sad = 1; } if (!is_480p_or_larger) { sf->part_sf.partition_search_breakout_dist_thr = (1 << 26); } if (is_480p_or_lesser) { sf->inter_sf.prune_nearmv_using_neighbors = PRUNE_NEARMV_LEVEL1; } else { sf->inter_sf.prune_nearmv_using_neighbors = PRUNE_NEARMV_LEVEL2; } if (is_720p_or_larger) sf->part_sf.ext_part_eval_based_on_cur_best = (allow_screen_content_tools || frame_is_intra_only(cm)) ? 0 : 1; if (is_480p_or_larger) { sf->tpl_sf.reduce_num_frames = 1; } } if (speed >= 6) { sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 4; sf->inter_sf.prune_nearmv_using_neighbors = PRUNE_NEARMV_LEVEL3; sf->inter_sf.prune_comp_ref_frames = 2; sf->inter_sf.prune_nearest_near_mv_using_refmv_weight = (boosted || allow_screen_content_tools) ? 0 : 1; sf->mv_sf.skip_fullpel_search_using_startmv = boosted ? 0 : 2; 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_480p_or_larger) { sf->hl_sf.allow_sub_blk_me_in_tf = 1; } 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.coeff_cost_upd_level = INTERNAL_COST_UPD_SBROW; sf->inter_sf.mode_cost_upd_level = INTERNAL_COST_UPD_SBROW; } if (is_720p_or_larger) { sf->part_sf.use_square_partition_only_threshold = BLOCK_32X32; sf->part_sf.partition_search_breakout_dist_thr = (1 << 28); } else { sf->part_sf.use_square_partition_only_threshold = BLOCK_16X16; sf->part_sf.partition_search_breakout_dist_thr = (1 << 26); } if (is_720p_or_larger) { sf->inter_sf.prune_ref_mv_idx_search = 2; } else { sf->inter_sf.prune_ref_mv_idx_search = 1; } if (!is_720p_or_larger) { sf->tx_sf.tx_type_search.fast_inter_tx_type_prob_thresh = is_boosted_arf2_bwd_type ? 450 : 150; } sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL4; sf->hl_sf.recode_tolerance = 55; } } 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 is_inter_frame = gf_group->frame_type[cpi->gf_frame_index] == INTER_FRAME; 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 = boosted ? GM_REDUCED_REF_SEARCH_SKIP_L2_L3_ARF2 : GM_SEARCH_CLOSEST_REFS_ONLY; sf->gm_sf.prune_ref_frame_for_gm_search = boosted ? 0 : 1; sf->gm_sf.disable_gm_search_based_on_stats = 1; 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->part_sf.reuse_prev_rd_results_for_part_ab = 1; sf->part_sf.use_best_rd_for_pruning = 1; sf->part_sf.simple_motion_search_prune_agg = allow_screen_content_tools ? NO_PRUNING : SIMPLE_AGG_LVL0; // 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->twopass_frame.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->hl_sf.adjust_num_frames_for_arf_filtering = allow_screen_content_tools ? 0 : 1; sf->part_sf.intra_cnn_based_part_prune_level = allow_screen_content_tools ? 0 : 2; 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_arf_compound = 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.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->gm_sf.num_refinement_steps = 2; sf->part_sf.reuse_best_prediction_for_part_ab = !frame_is_intra_only(&cpi->common); sf->mv_sf.simple_motion_subpel_force_stop = QUARTER_PEL; sf->mv_sf.subpel_iters_per_step = 1; sf->mv_sf.reduce_search_range = 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.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_ext_comp_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; sf->inter_sf.enable_fast_compound_mode_search = 1; sf->inter_sf.reuse_mask_search_results = 1; set_txfm_rd_gate_level(sf->inter_sf.txfm_rd_gate_level, boosted ? 0 : 1); sf->inter_sf.inter_mode_txfm_breakout = boosted ? 0 : 1; sf->inter_sf.alt_ref_search_fp = 1; 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->intra_sf.skip_intra_in_interframe = is_inter_frame ? 2 : 1; sf->intra_sf.skip_filter_intra_in_inter_frames = 1; 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->rd_sf.use_mb_rd_hash = 1; sf->lpf_sf.prune_wiener_based_on_src_var = 1; sf->lpf_sf.prune_sgr_based_on_wiener = 1; sf->lpf_sf.disable_loop_restoration_chroma = boosted ? 0 : 1; sf->lpf_sf.reduce_wiener_window_size = boosted ? 0 : 1; // TODO(any): Re-evaluate this feature set to 1 in speed 2. 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.prune_ref_frame_for_gm_search = 1; sf->gm_sf.prune_zero_mv_with_sse = 1; sf->gm_sf.num_refinement_steps = 0; sf->part_sf.less_rectangular_check_level = 2; sf->part_sf.simple_motion_search_prune_agg = allow_screen_content_tools ? SIMPLE_AGG_LVL0 : (boosted ? SIMPLE_AGG_LVL1 : QIDX_BASED_AGG_LVL1); 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->mv_sf.prune_mesh_search = PRUNE_MESH_SEARCH_LVL_1; sf->mv_sf.use_intrabc = 0; 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; 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.reuse_compound_type_decision = 1; set_txfm_rd_gate_level(sf->inter_sf.txfm_rd_gate_level, boosted ? 0 : (is_boosted_arf2_bwd_type ? 1 : 2)); 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->intra_sf.top_intra_model_count_allowed = 2; sf->tpl_sf.prune_starting_mv = 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->tpl_sf.gop_length_decision_method = 1; sf->tx_sf.adaptive_txb_search_level = boosted ? 2 : 3; sf->tx_sf.tx_type_search.use_skip_flag_prediction = 2; sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_3; // TODO(any): Refactor the code related to following winner mode speed // features 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.motion_mode_for_winner_cand = boosted ? 0 : gf_group->update_type[cpi->gf_frame_index] == INTNL_ARF_UPDATE ? 1 : 2; sf->winner_mode_sf.prune_winner_mode_eval_level = boosted ? 0 : 4; // 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.prune_wiener_based_on_src_var = 2; sf->lpf_sf.use_coarse_filter_level_search = frame_is_intra_only(&cpi->common) ? 0 : 1; sf->lpf_sf.use_downsampled_wiener_stats = 1; } if (speed >= 4) { sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE; sf->gm_sf.prune_zero_mv_with_sse = 2; sf->part_sf.simple_motion_search_prune_agg = allow_screen_content_tools ? SIMPLE_AGG_LVL0 : SIMPLE_AGG_LVL2; sf->part_sf.simple_motion_search_reduce_search_steps = 4; sf->part_sf.prune_ext_part_using_split_info = 2; sf->part_sf.ml_predict_breakout_level = 3; sf->part_sf.prune_rectangular_split_based_on_qidx = (allow_screen_content_tools || frame_is_intra_only(&cpi->common)) ? 0 : 1; sf->inter_sf.alt_ref_search_fp = 2; sf->inter_sf.txfm_rd_gate_level[TX_SEARCH_DEFAULT] = boosted ? 0 : 3; sf->inter_sf.txfm_rd_gate_level[TX_SEARCH_MOTION_MODE] = boosted ? 0 : 5; sf->inter_sf.txfm_rd_gate_level[TX_SEARCH_COMP_TYPE_MODE] = boosted ? 0 : 3; sf->inter_sf.prune_inter_modes_based_on_tpl = boosted ? 0 : 2; sf->inter_sf.prune_ext_comp_using_neighbors = 2; sf->inter_sf.prune_obmc_prob_thresh = INT_MAX; sf->inter_sf.disable_interinter_wedge_var_thresh = UINT_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; // TODO(any): "intra_y_mode_mask" doesn't help much at speed 4. // 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.skip_intra_in_interframe = 4; sf->mv_sf.simple_motion_subpel_force_stop = HALF_PEL; sf->mv_sf.prune_mesh_search = PRUNE_MESH_SEARCH_LVL_2; sf->tpl_sf.subpel_force_stop = HALF_PEL; sf->tpl_sf.search_method = FAST_BIGDIA; sf->tpl_sf.use_sad_for_mode_decision = 1; sf->tx_sf.tx_type_search.fast_intra_tx_type_search = 1; sf->rd_sf.perform_coeff_opt = is_boosted_arf2_bwd_type ? 5 : 7; // 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.dc_blk_pred_level = boosted ? 0 : 2; sf->lpf_sf.lpf_pick = LPF_PICK_FROM_FULL_IMAGE_NON_DUAL; } if (speed >= 5) { sf->hl_sf.weight_calc_level_in_tf = 1; sf->hl_sf.adjust_num_frames_for_arf_filtering = allow_screen_content_tools ? 0 : 2; sf->fp_sf.reduce_mv_step_param = 4; sf->gm_sf.gm_search_type = GM_DISABLE_SEARCH; sf->part_sf.simple_motion_search_prune_agg = allow_screen_content_tools ? SIMPLE_AGG_LVL0 : SIMPLE_AGG_LVL3; sf->part_sf.ext_partition_eval_thresh = allow_screen_content_tools ? BLOCK_8X8 : BLOCK_16X16; sf->part_sf.prune_sub_8x8_partition_level = allow_screen_content_tools ? 1 : 2; sf->mv_sf.warp_search_method = WARP_SEARCH_DIAMOND; sf->inter_sf.prune_inter_modes_if_skippable = 1; sf->inter_sf.prune_single_ref = is_boosted_arf2_bwd_type ? 0 : 1; sf->inter_sf.txfm_rd_gate_level[TX_SEARCH_DEFAULT] = boosted ? 0 : 4; sf->inter_sf.txfm_rd_gate_level[TX_SEARCH_COMP_TYPE_MODE] = boosted ? 0 : 5; sf->inter_sf.enable_fast_compound_mode_search = 2; sf->interp_sf.skip_interp_filter_search = boosted ? 0 : 1; 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; // Disable Self-guided Loop restoration filter. sf->lpf_sf.disable_sgr_filter = true; sf->lpf_sf.disable_wiener_coeff_refine_search = true; 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->tpl_sf.use_sad_for_mode_decision = 2; sf->winner_mode_sf.dc_blk_pred_level = 2; sf->fp_sf.disable_recon = 1; } if (speed >= 6) { sf->hl_sf.disable_extra_sc_testing = 1; sf->hl_sf.second_alt_ref_filtering = 0; sf->inter_sf.prune_inter_modes_based_on_tpl = boosted ? 0 : 3; sf->inter_sf.selective_ref_frame = 6; sf->inter_sf.prune_single_ref = is_boosted_arf2_bwd_type ? 0 : 2; sf->inter_sf.prune_ext_comp_using_neighbors = 3; 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->intra_sf.early_term_chroma_palette_size_search = 1; sf->part_sf.prune_rectangular_split_based_on_qidx = boosted || allow_screen_content_tools ? 0 : 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->rd_sf.perform_coeff_opt = is_boosted_arf2_bwd_type ? 6 : 8; sf->winner_mode_sf.dc_blk_pred_level = 3; sf->winner_mode_sf.multi_winner_mode_type = MULTI_WINNER_MODE_OFF; sf->fp_sf.skip_zeromv_motion_search = 1; } } 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 boosted = frame_is_boosted(cpi); const int is_1080p_or_larger = AOMMIN(cm->width, cm->height) >= 1080; 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; if (!is_360p_or_larger) { sf->rt_sf.prune_intra_mode_based_on_mv_range = 1; sf->rt_sf.prune_inter_modes_wrt_gf_arf_based_on_sad = 1; if (speed >= 6) sf->winner_mode_sf.prune_winner_mode_eval_level = boosted ? 0 : 2; if (speed == 7) sf->rt_sf.prefer_large_partition_blocks = 2; if (speed >= 7) { sf->lpf_sf.cdef_pick_method = CDEF_PICK_FROM_Q; sf->rt_sf.check_only_zero_zeromv_on_large_blocks = true; sf->rt_sf.use_rtc_tf = 2; } if (speed == 8) sf->rt_sf.prefer_large_partition_blocks = 1; if (speed >= 8) { sf->rt_sf.use_nonrd_filter_search = 1; sf->rt_sf.tx_size_level_based_on_qstep = 1; } if (speed >= 9) { sf->rt_sf.use_comp_ref_nonrd = 0; sf->rt_sf.nonrd_aggressive_skip = 1; sf->rt_sf.skip_intra_pred = 1; // Only turn on enable_ref_short_signaling for low resolution when only // LAST and GOLDEN ref frames are used. sf->rt_sf.enable_ref_short_signaling = (!sf->rt_sf.use_nonrd_altref_frame && (!sf->rt_sf.use_comp_ref_nonrd || (!sf->rt_sf.ref_frame_comp_nonrd[1] && !sf->rt_sf.ref_frame_comp_nonrd[2]))); // 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 sf->rt_sf.use_adaptive_subpel_search = false; } if (speed >= 10) { // TODO(yunqingwang@google.com): To be conservative, disable // sf->rt_sf.estimate_motion_for_var_based_partition = 3 for speed 10/qvga // for now. May enable it in the future. sf->rt_sf.estimate_motion_for_var_based_partition = 0; sf->rt_sf.skip_intra_pred = 2; sf->rt_sf.hybrid_intra_pickmode = 3; sf->rt_sf.reduce_mv_pel_precision_lowcomplex = 1; sf->rt_sf.reduce_mv_pel_precision_highmotion = 2; sf->rt_sf.use_nonrd_filter_search = 0; } } else { sf->rt_sf.prune_intra_mode_based_on_mv_range = 2; sf->intra_sf.skip_filter_intra_in_inter_frames = 1; if (speed <= 5) { sf->tx_sf.tx_type_search.fast_inter_tx_type_prob_thresh = boosted ? INT_MAX : 350; sf->winner_mode_sf.prune_winner_mode_eval_level = boosted ? 0 : 2; } if (speed == 6) sf->part_sf.disable_8x8_part_based_on_qidx = 1; if (speed >= 6) sf->rt_sf.skip_newmv_mode_based_on_sse = 2; if (speed == 7) { sf->rt_sf.prefer_large_partition_blocks = 1; // Enable this feature for [360p, 720p] resolution range initially. // Only enable for low bitdepth to mitigate issue: b/303023614. if (!cpi->rc.rtc_external_ratectrl && AOMMIN(cm->width, cm->height) <= 720 && !cpi->oxcf.use_highbitdepth) sf->hl_sf.accurate_bit_estimate = cpi->oxcf.q_cfg.aq_mode == NO_AQ; } if (speed >= 7) { sf->rt_sf.use_rtc_tf = 1; } 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 (speed >= 8) sf->rt_sf.tx_size_level_based_on_qstep = 2; if (speed >= 9) { sf->rt_sf.gf_length_lvl = 1; sf->rt_sf.skip_cdef_sb = 1; sf->rt_sf.sad_based_adp_altref_lag = 2; sf->rt_sf.reduce_mv_pel_precision_highmotion = 2; sf->rt_sf.use_adaptive_subpel_search = true; sf->interp_sf.cb_pred_filter_search = 1; } if (speed >= 10) { sf->rt_sf.hybrid_intra_pickmode = 2; sf->rt_sf.sad_based_adp_altref_lag = 4; sf->rt_sf.tx_size_level_based_on_qstep = 0; sf->rt_sf.reduce_mv_pel_precision_highmotion = 3; sf->rt_sf.use_adaptive_subpel_search = false; sf->interp_sf.cb_pred_filter_search = 2; } } if (!is_480p_or_larger) { if (speed == 7) { sf->rt_sf.nonrd_check_partition_merge_mode = 2; } } if (!is_720p_or_larger) { if (speed >= 9) { sf->rt_sf.force_large_partition_blocks_intra = 1; } } else { if (speed >= 6) sf->rt_sf.skip_newmv_mode_based_on_sse = 3; if (speed == 7) sf->rt_sf.prefer_large_partition_blocks = 0; if (speed >= 7) { sf->rt_sf.reduce_mv_pel_precision_lowcomplex = 2; sf->rt_sf.reduce_mv_pel_precision_highmotion = 1; } if (speed >= 9) { sf->rt_sf.sad_based_adp_altref_lag = 1; sf->rt_sf.reduce_mv_pel_precision_lowcomplex = 0; sf->rt_sf.reduce_mv_pel_precision_highmotion = 2; } if (speed >= 10) { sf->rt_sf.sad_based_adp_altref_lag = 3; sf->rt_sf.reduce_mv_pel_precision_highmotion = 3; } } // TODO(Any): Check/Tune settings of other sfs for 1080p. if (is_1080p_or_larger) { if (speed >= 7) { sf->rt_sf.reduce_mv_pel_precision_highmotion = 0; sf->rt_sf.use_adaptive_subpel_search = 0; } if (speed >= 9) sf->interp_sf.cb_pred_filter_search = 0; } else { if (speed >= 9) sf->lpf_sf.cdef_pick_method = CDEF_PICK_FROM_Q; if (speed >= 10) sf->rt_sf.nonrd_aggressive_skip = 1; } // TODO(marpan): Tune settings for speed 11 video mode, // for resolutions below 720p. if (speed >= 11 && !is_720p_or_larger && cpi->oxcf.tune_cfg.content != AOM_CONTENT_SCREEN) { sf->rt_sf.skip_cdef_sb = 2; sf->rt_sf.force_only_last_ref = 1; sf->rt_sf.selective_cdf_update = 1; sf->rt_sf.use_nonrd_filter_search = 0; if (is_360p_or_larger) { sf->part_sf.fixed_partition_size = BLOCK_32X32; sf->rt_sf.use_fast_fixed_part = 1; } sf->rt_sf.increase_source_sad_thresh = 1; sf->rt_sf.part_early_exit_zeromv = 2; sf->rt_sf.set_zeromv_skip_based_on_source_sad = 2; for (int i = 0; i < BLOCK_SIZES; ++i) { sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC; } } // Setting for SVC, or when the ref_frame_config control is // used to set the reference structure. if (cpi->ppi->use_svc || cpi->ppi->rtc_ref.set_ref_frame_config) { const RTC_REF *const rtc_ref = &cpi->ppi->rtc_ref; // For SVC: for greater than 2 temporal layers, use better mv search on // base temporal layers, and only on base spatial layer if highest // resolution is above 640x360. if (cpi->svc.number_temporal_layers >= 2 && 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_PRUNED; sf->rt_sf.fullpel_search_step_param = 10; sf->rt_sf.reduce_mv_pel_precision_highmotion = 0; if (cm->width * cm->height <= 352 * 288) sf->rt_sf.nonrd_prune_ref_frame_search = 2; sf->rt_sf.force_large_partition_blocks_intra = 0; } if (speed >= 8) { if (cpi->svc.number_temporal_layers > 2) sf->rt_sf.disable_cdf_update_non_reference_frame = true; sf->rt_sf.reduce_mv_pel_precision_highmotion = 3; if (rtc_ref->non_reference_frame) { sf->rt_sf.nonrd_aggressive_skip = 1; sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE; } } if (speed <= 9 && cpi->svc.number_temporal_layers > 2 && cpi->svc.temporal_layer_id == 0) sf->rt_sf.check_only_zero_zeromv_on_large_blocks = false; else sf->rt_sf.check_only_zero_zeromv_on_large_blocks = true; sf->rt_sf.frame_level_mode_cost_update = false; // Compound mode enabling. if (rtc_ref->ref_frame_comp[0] || rtc_ref->ref_frame_comp[1] || rtc_ref->ref_frame_comp[2]) { sf->rt_sf.use_comp_ref_nonrd = 1; sf->rt_sf.ref_frame_comp_nonrd[0] = rtc_ref->ref_frame_comp[0] && rtc_ref->reference[GOLDEN_FRAME - 1]; sf->rt_sf.ref_frame_comp_nonrd[1] = rtc_ref->ref_frame_comp[1] && rtc_ref->reference[LAST2_FRAME - 1]; sf->rt_sf.ref_frame_comp_nonrd[2] = rtc_ref->ref_frame_comp[2] && rtc_ref->reference[ALTREF_FRAME - 1]; } else { sf->rt_sf.use_comp_ref_nonrd = 0; } if (cpi->svc.number_spatial_layers > 1 || cpi->svc.number_temporal_layers > 1) sf->hl_sf.accurate_bit_estimate = 0; sf->rt_sf.estimate_motion_for_var_based_partition = 1; // For single layers RPS: bias/adjustment for recovery frame. if (cpi->ppi->rtc_ref.bias_recovery_frame) { sf->mv_sf.search_method = NSTEP; sf->mv_sf.subpel_search_method = SUBPEL_TREE; sf->rt_sf.fullpel_search_step_param = 8; sf->rt_sf.nonrd_aggressive_skip = 0; } } // Screen settings. if (cpi->oxcf.tune_cfg.content == AOM_CONTENT_SCREEN) { // TODO(marpan): Check settings for speed 7 and 8. if (speed >= 7) { sf->rt_sf.reduce_mv_pel_precision_highmotion = 1; sf->mv_sf.use_bsize_dependent_search_method = 0; sf->rt_sf.skip_cdef_sb = 1; sf->rt_sf.increase_color_thresh_palette = 1; if (!frame_is_intra_only(cm)) sf->rt_sf.dct_only_palette_nonrd = 1; } if (speed >= 8) { sf->rt_sf.nonrd_check_partition_merge_mode = 3; sf->rt_sf.nonrd_prune_ref_frame_search = 1; sf->rt_sf.use_nonrd_filter_search = 0; sf->rt_sf.prune_hv_pred_modes_using_src_sad = false; } if (speed >= 9) { sf->rt_sf.prune_idtx_nonrd = 1; sf->rt_sf.part_early_exit_zeromv = 2; sf->rt_sf.skip_lf_screen = 1; sf->rt_sf.nonrd_prune_ref_frame_search = 3; sf->rt_sf.var_part_split_threshold_shift = 10; sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE; sf->rt_sf.reduce_mv_pel_precision_highmotion = 3; sf->rt_sf.reduce_mv_pel_precision_lowcomplex = 1; sf->lpf_sf.cdef_pick_method = CDEF_PICK_FROM_Q; sf->rt_sf.nonrd_check_partition_merge_mode = 0; sf->interp_sf.cb_pred_filter_search = 0; } if (speed >= 10) { if (cm->width * cm->height > 1920 * 1080) sf->part_sf.disable_8x8_part_based_on_qidx = 1; sf->rt_sf.screen_content_cdef_filter_qindex_thresh = 80; sf->rt_sf.part_early_exit_zeromv = 1; sf->rt_sf.nonrd_aggressive_skip = 1; } if (speed >= 11) { sf->rt_sf.skip_lf_screen = 2; sf->rt_sf.skip_cdef_sb = 2; sf->rt_sf.part_early_exit_zeromv = 2; sf->rt_sf.prune_palette_nonrd = 1; sf->rt_sf.set_zeromv_skip_based_on_source_sad = 2; sf->rt_sf.increase_color_thresh_palette = 0; } sf->rt_sf.use_nonrd_altref_frame = 0; sf->rt_sf.use_rtc_tf = 0; sf->rt_sf.use_comp_ref_nonrd = 0; sf->rt_sf.source_metrics_sb_nonrd = 1; if (cpi->rc.high_source_sad == 1) { sf->rt_sf.prefer_large_partition_blocks = 0; sf->part_sf.max_intra_bsize = BLOCK_128X128; 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 sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC_H_V; } } if (cpi->rc.max_block_source_sad > 20000 && cpi->rc.frame_source_sad > 100 && speed >= 6 && (cpi->rc.percent_blocks_with_motion > 1 || cpi->svc.last_layer_dropped[0])) { sf->mv_sf.search_method = NSTEP; sf->rt_sf.fullpel_search_step_param = 2; } sf->rt_sf.partition_direct_merging = 0; sf->hl_sf.accurate_bit_estimate = 0; // This feature is for nonrd_pickmode. if (sf->rt_sf.use_nonrd_pick_mode) sf->rt_sf.estimate_motion_for_var_based_partition = 1; else sf->rt_sf.estimate_motion_for_var_based_partition = 0; } if (is_lossless_requested(&cpi->oxcf.rc_cfg)) { sf->rt_sf.use_rtc_tf = 0; // TODO(aomedia:3412): The setting accurate_bit_estimate = 0 // can be removed once it's fixed for lossless mode. sf->hl_sf.accurate_bit_estimate = 0; } if (cpi->oxcf.use_highbitdepth) { // Disable for use_highbitdepth = 1 to mitigate issue: b/303023614. sf->rt_sf.estimate_motion_for_var_based_partition = 0; } if (cpi->oxcf.superres_cfg.enable_superres) { sf->rt_sf.use_rtc_tf = 0; sf->rt_sf.nonrd_prune_ref_frame_search = 1; } // rtc_tf feature allocates new source because of possible // temporal filtering which may change the input source during encoding: // this causes an issue on resized frames when psnr is calculated, // so disable it here for frames that are resized (encoding width/height // different from configured width/height). if (is_psnr_calc_enabled(cpi) && (cpi->oxcf.frm_dim_cfg.width != cm->width || cpi->oxcf.frm_dim_cfg.height != cm->height)) sf->rt_sf.use_rtc_tf = 0; } // TODO(kyslov): now this is very similar to // set_good_speed_features_framesize_independent // except it sets non-rd flag on speed 8. 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); // Currently, rt speed 0, 1, 2, 3, 4, 5 are the same. // Following set of speed features are not impacting encoder's decisions as // the relevant tools are disabled by default. sf->gm_sf.gm_search_type = GM_DISABLE_SEARCH; sf->hl_sf.recode_loop = ALLOW_RECODE_KFARFGF; sf->inter_sf.reuse_inter_intra_mode = 1; sf->inter_sf.prune_compound_using_single_ref = 0; sf->inter_sf.prune_comp_search_by_single_result = 2; sf->inter_sf.prune_comp_type_by_comp_avg = 2; sf->inter_sf.fast_wedge_sign_estimate = 1; sf->inter_sf.use_dist_wtd_comp_flag = DIST_WTD_COMP_DISABLED; sf->inter_sf.mv_cost_upd_level = INTERNAL_COST_UPD_SBROW; sf->inter_sf.disable_interinter_wedge_var_thresh = 100; sf->interp_sf.cb_pred_filter_search = 0; sf->interp_sf.skip_interp_filter_search = 1; sf->part_sf.ml_prune_partition = 1; sf->part_sf.reuse_prev_rd_results_for_part_ab = 1; sf->part_sf.prune_ext_partition_types_search_level = 2; sf->part_sf.less_rectangular_check_level = 2; sf->mv_sf.obmc_full_pixel_search_level = 1; sf->intra_sf.dv_cost_upd_level = INTERNAL_COST_UPD_OFF; sf->tx_sf.model_based_prune_tx_search_level = 0; sf->lpf_sf.dual_sgr_penalty_level = 1; // Disable Wiener and Self-guided Loop restoration filters. sf->lpf_sf.disable_wiener_filter = true; sf->lpf_sf.disable_sgr_filter = true; sf->intra_sf.prune_palette_search_level = 2; sf->intra_sf.prune_luma_palette_size_search_level = 2; sf->intra_sf.early_term_chroma_palette_size_search = 1; // End of set // TODO(any, yunqing): tune these features for real-time use cases. sf->hl_sf.superres_auto_search_type = SUPERRES_AUTO_SOLO; sf->hl_sf.frame_parameter_update = 0; sf->inter_sf.model_based_post_interp_filter_breakout = 1; // TODO(any): As per the experiments, this speed feature is doing redundant // computation since the model rd based pruning logic is similar to model rd // based gating when inter_mode_rd_model_estimation = 2. Enable this SF if // either of the condition becomes true. // (1) inter_mode_rd_model_estimation != 2 // (2) skip_interp_filter_search == 0 // (3) Motion mode or compound mode is enabled */ sf->inter_sf.prune_mode_search_simple_translation = 0; sf->inter_sf.prune_ref_frame_for_rect_partitions = !boosted; sf->inter_sf.disable_interintra_wedge_var_thresh = UINT_MAX; sf->inter_sf.selective_ref_frame = 4; sf->inter_sf.alt_ref_search_fp = 2; set_txfm_rd_gate_level(sf->inter_sf.txfm_rd_gate_level, boosted ? 0 : 4); sf->inter_sf.limit_txfm_eval_per_mode = 3; sf->inter_sf.adaptive_rd_thresh = 4; sf->inter_sf.inter_mode_rd_model_estimation = 2; sf->inter_sf.prune_inter_modes_if_skippable = 1; sf->inter_sf.prune_nearmv_using_neighbors = PRUNE_NEARMV_LEVEL3; sf->inter_sf.reduce_inter_modes = boosted ? 1 : 3; sf->inter_sf.skip_newmv_in_drl = 4; sf->interp_sf.use_fast_interpolation_filter_search = 1; sf->interp_sf.use_interp_filter = 1; sf->interp_sf.adaptive_interp_filter_search = 1; sf->interp_sf.disable_dual_filter = 1; sf->part_sf.default_max_partition_size = BLOCK_128X128; sf->part_sf.default_min_partition_size = BLOCK_8X8; sf->part_sf.use_best_rd_for_pruning = 1; sf->part_sf.early_term_after_none_split = 1; sf->part_sf.partition_search_breakout_dist_thr = (1 << 25); sf->part_sf.max_intra_bsize = BLOCK_16X16; 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.full_pixel_search_level = 1; sf->mv_sf.exhaustive_searches_thresh = INT_MAX; sf->mv_sf.auto_mv_step_size = 1; sf->mv_sf.subpel_iters_per_step = 1; sf->mv_sf.use_accurate_subpel_search = USE_2_TAPS; sf->mv_sf.search_method = FAST_DIAMOND; sf->mv_sf.subpel_force_stop = EIGHTH_PEL; sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED; 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->intra_sf.skip_intra_in_interframe = 5; sf->intra_sf.disable_smooth_intra = 1; sf->intra_sf.skip_filter_intra_in_inter_frames = 1; sf->tx_sf.intra_tx_size_search_init_depth_sqr = 1; sf->tx_sf.tx_type_search.use_reduced_intra_txset = 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.inter_tx_size_search_init_depth_rect = 1; sf->tx_sf.inter_tx_size_search_init_depth_sqr = 1; sf->tx_sf.tx_type_search.prune_2d_txfm_mode = TX_TYPE_PRUNE_3; sf->tx_sf.refine_fast_tx_search_results = 0; sf->tx_sf.tx_type_search.fast_intra_tx_type_search = 1; sf->tx_sf.tx_type_search.use_skip_flag_prediction = 2; sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 4; sf->rd_sf.optimize_coefficients = NO_TRELLIS_OPT; sf->rd_sf.simple_model_rd_from_var = 1; sf->rd_sf.tx_domain_dist_level = 2; sf->rd_sf.tx_domain_dist_thres_level = 2; sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL4; sf->lpf_sf.lpf_pick = LPF_PICK_FROM_Q; sf->winner_mode_sf.dc_blk_pred_level = frame_is_intra_only(cm) ? 0 : 3; sf->winner_mode_sf.enable_winner_mode_for_tx_size_srch = 1; sf->winner_mode_sf.tx_size_search_level = 1; sf->winner_mode_sf.winner_mode_ifs = 1; sf->rt_sf.check_intra_pred_nonrd = 1; sf->rt_sf.estimate_motion_for_var_based_partition = 2; sf->rt_sf.hybrid_intra_pickmode = 1; sf->rt_sf.use_comp_ref_nonrd = 0; sf->rt_sf.ref_frame_comp_nonrd[0] = 0; sf->rt_sf.ref_frame_comp_nonrd[1] = 0; sf->rt_sf.ref_frame_comp_nonrd[2] = 0; sf->rt_sf.use_nonrd_filter_search = 1; sf->rt_sf.mode_search_skip_flags |= FLAG_SKIP_INTRA_DIRMISMATCH; sf->rt_sf.num_inter_modes_for_tx_search = 5; sf->rt_sf.prune_inter_modes_using_temp_var = 1; sf->rt_sf.use_real_time_ref_set = 1; sf->rt_sf.use_simple_rd_model = 1; sf->rt_sf.prune_inter_modes_with_golden_ref = boosted ? 0 : 1; // TODO(any): This sf could be removed. sf->rt_sf.short_circuit_low_temp_var = 1; sf->rt_sf.check_scene_detection = 1; if (cpi->rc.rtc_external_ratectrl) sf->rt_sf.check_scene_detection = 0; 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; sf->rt_sf.skip_tx_no_split_var_based_partition = 1; sf->rt_sf.skip_newmv_mode_based_on_sse = 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->rt_sf.var_part_split_threshold_shift = 5; if (!frame_is_intra_only(&cpi->common)) sf->rt_sf.var_part_based_on_qidx = 1; sf->rt_sf.use_fast_fixed_part = 0; sf->rt_sf.increase_source_sad_thresh = 0; if (speed >= 6) { sf->mv_sf.use_fullpel_costlist = 1; sf->rd_sf.tx_domain_dist_thres_level = 3; sf->tx_sf.tx_type_search.fast_inter_tx_type_prob_thresh = 0; sf->inter_sf.limit_inter_mode_cands = 4; sf->inter_sf.prune_warped_prob_thresh = 8; sf->inter_sf.extra_prune_warped = 1; sf->rt_sf.gf_refresh_based_on_qp = 1; sf->rt_sf.prune_inter_modes_wrt_gf_arf_based_on_sad = 1; sf->rt_sf.var_part_split_threshold_shift = 7; if (!frame_is_intra_only(&cpi->common)) sf->rt_sf.var_part_based_on_qidx = 2; sf->winner_mode_sf.prune_winner_mode_eval_level = boosted ? 0 : 3; } if (speed >= 7) { sf->rt_sf.sse_early_term_inter_search = EARLY_TERM_IDX_1; sf->rt_sf.use_comp_ref_nonrd = 1; sf->rt_sf.ref_frame_comp_nonrd[2] = 1; // LAST_ALTREF sf->tx_sf.intra_tx_size_search_init_depth_sqr = 2; sf->part_sf.partition_search_type = VAR_BASED_PARTITION; sf->part_sf.max_intra_bsize = BLOCK_32X32; sf->mv_sf.search_method = FAST_DIAMOND; sf->mv_sf.subpel_force_stop = QUARTER_PEL; sf->inter_sf.inter_mode_rd_model_estimation = 2; // This sf is not applicable in non-rd path. sf->inter_sf.skip_newmv_in_drl = 0; sf->interp_sf.skip_interp_filter_search = 0; // Disable intra_y_mode_mask pruning since the performance at speed 7 isn't // good. May need more study. for (int i = 0; i < TX_SIZES; ++i) { sf->intra_sf.intra_y_mode_mask[i] = INTRA_ALL; } sf->lpf_sf.lpf_pick = LPF_PICK_FROM_Q; sf->lpf_sf.cdef_pick_method = CDEF_FAST_SEARCH_LVL5; sf->rt_sf.mode_search_skip_flags |= FLAG_SKIP_INTRA_DIRMISMATCH; sf->rt_sf.nonrd_prune_ref_frame_search = 1; // This is for rd path only. sf->rt_sf.prune_inter_modes_using_temp_var = 0; sf->rt_sf.prune_inter_modes_wrt_gf_arf_based_on_sad = 0; sf->rt_sf.prune_intra_mode_based_on_mv_range = 0; #if !CONFIG_REALTIME_ONLY sf->rt_sf.reuse_inter_pred_nonrd = (cpi->oxcf.motion_mode_cfg.enable_warped_motion == 0); #else sf->rt_sf.reuse_inter_pred_nonrd = 1; #endif #if CONFIG_AV1_TEMPORAL_DENOISING sf->rt_sf.reuse_inter_pred_nonrd = (cpi->oxcf.noise_sensitivity == 0); #endif sf->rt_sf.short_circuit_low_temp_var = 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 = 3; sf->rt_sf.skip_intra_pred = 1; sf->rt_sf.source_metrics_sb_nonrd = 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; sf->winner_mode_sf.dc_blk_pred_level = 0; sf->rt_sf.var_part_based_on_qidx = 3; sf->rt_sf.prune_compoundmode_with_singlecompound_var = true; sf->rt_sf.prune_compoundmode_with_singlemode_var = true; sf->rt_sf.skip_compound_based_on_var = true; sf->rt_sf.use_adaptive_subpel_search = true; } if (speed >= 8) { sf->rt_sf.sse_early_term_inter_search = EARLY_TERM_IDX_2; sf->intra_sf.intra_pruning_with_hog = 1; sf->rt_sf.short_circuit_low_temp_var = 1; 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.var_part_split_threshold_shift = 8; sf->rt_sf.var_part_based_on_qidx = 4; sf->rt_sf.partition_direct_merging = 1; sf->rt_sf.prune_compoundmode_with_singlemode_var = false; sf->mv_sf.use_bsize_dependent_search_method = 2; sf->rt_sf.prune_hv_pred_modes_using_src_sad = true; } if (speed >= 9) { sf->rt_sf.sse_early_term_inter_search = EARLY_TERM_IDX_3; sf->rt_sf.estimate_motion_for_var_based_partition = 3; sf->rt_sf.prefer_large_partition_blocks = 3; sf->rt_sf.skip_intra_pred = 2; sf->rt_sf.var_part_split_threshold_shift = 9; for (int i = 0; i < BLOCK_SIZES; ++i) sf->rt_sf.intra_y_mode_bsize_mask_nrd[i] = INTRA_DC; sf->rt_sf.var_part_based_on_qidx = 0; sf->rt_sf.frame_level_mode_cost_update = true; sf->rt_sf.check_only_zero_zeromv_on_large_blocks = true; sf->rt_sf.reduce_mv_pel_precision_highmotion = 0; sf->rt_sf.use_adaptive_subpel_search = true; sf->mv_sf.use_bsize_dependent_search_method = 0; } if (speed >= 10) { sf->rt_sf.sse_early_term_inter_search = EARLY_TERM_IDX_4; sf->rt_sf.nonrd_prune_ref_frame_search = 3; sf->rt_sf.var_part_split_threshold_shift = 10; sf->mv_sf.subpel_search_method = SUBPEL_TREE_PRUNED_MORE; } if (speed >= 11 && !frame_is_intra_only(cm) && cpi->oxcf.tune_cfg.content == AOM_CONTENT_SCREEN) { sf->winner_mode_sf.dc_blk_pred_level = 3; } } 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; hl_sf->adjust_num_frames_for_arf_filtering = 0; hl_sf->accurate_bit_estimate = 0; hl_sf->weight_calc_level_in_tf = 0; hl_sf->allow_sub_blk_me_in_tf = 0; } 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; fp_sf->disable_recon = 0; fp_sf->skip_zeromv_motion_search = 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->prune_ref_frames_in_tpl = 0; tpl_sf->allow_compound_pred = 1; tpl_sf->use_y_only_rate_distortion = 0; tpl_sf->use_sad_for_mode_decision = 0; tpl_sf->reduce_num_frames = 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; gm_sf->disable_gm_search_based_on_stats = 0; gm_sf->num_refinement_steps = GM_MAX_REFINEMENT_STEPS; } 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->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 = SIMPLE_AGG_LVL0; 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_based_part_prune_level = 0; part_sf->ext_partition_eval_thresh = BLOCK_8X8; part_sf->rect_partition_eval_thresh = BLOCK_128X128; part_sf->ext_part_eval_based_on_cur_best = 0; part_sf->prune_ext_part_using_split_info = 0; part_sf->prune_rectangular_split_based_on_qidx = 0; part_sf->prune_rect_part_using_4x4_var_deviation = false; part_sf->prune_rect_part_using_none_pred_mode = false; 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_prev_rd_results_for_part_ab = 0; part_sf->reuse_best_prediction_for_part_ab = 0; part_sf->use_best_rd_for_pruning = 0; part_sf->skip_non_sq_part_based_on_none = 0; part_sf->disable_8x8_part_based_on_qidx = 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 = PRUNE_MESH_SEARCH_DISABLED; 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; mv_sf->skip_fullpel_search_using_startmv = 0; mv_sf->warp_search_method = WARP_SEARCH_SQUARE; mv_sf->warp_search_iters = 8; mv_sf->use_intrabc = 1; } static AOM_INLINE void init_inter_sf(INTER_MODE_SPEED_FEATURES *inter_sf) { 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->prune_single_ref = 0; inter_sf->prune_comp_ref_frames = 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->coeff_cost_upd_level = INTERNAL_COST_UPD_SB; inter_sf->mode_cost_upd_level = INTERNAL_COST_UPD_SB; inter_sf->prune_inter_modes_based_on_tpl = 0; inter_sf->prune_nearmv_using_neighbors = PRUNE_NEARMV_OFF; inter_sf->prune_comp_search_by_single_result = 0; inter_sf->skip_repeated_ref_mv = 0; inter_sf->skip_newmv_in_drl = 0; inter_sf->inter_mode_rd_model_estimation = 0; inter_sf->prune_compound_using_single_ref = 0; inter_sf->prune_ext_comp_using_neighbors = 0; inter_sf->skip_ext_comp_nearmv_mode = 0; inter_sf->prune_comp_using_best_single_mode_ref = 0; inter_sf->prune_nearest_near_mv_using_refmv_weight = 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->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; inter_sf->limit_inter_mode_cands = 0; inter_sf->limit_txfm_eval_per_mode = 0; inter_sf->skip_arf_compound = 0; set_txfm_rd_gate_level(inter_sf->txfm_rd_gate_level, 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; interp_sf->skip_interp_filter_search = 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; intra_sf->prune_luma_palette_size_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_smooth_intra_mode_for_chroma = 0; intra_sf->prune_filter_intra_level = 0; intra_sf->prune_chroma_modes_using_luma_winner = 0; intra_sf->cfl_search_range = 3; intra_sf->top_intra_model_count_allowed = TOP_INTRA_MODEL_COUNT; intra_sf->adapt_top_model_rd_count_using_neighbors = 0; intra_sf->early_term_chroma_palette_size_search = 0; intra_sf->skip_filter_intra_in_inter_frames = 0; intra_sf->prune_luma_odd_delta_angles_in_intra = 0; } 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_prob_thresh = INT_MAX; 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->refine_fast_tx_search_results = 1; tx_sf->prune_tx_size_level = 0; tx_sf->prune_intra_tx_depths_using_nn = false; tx_sf->use_rd_based_breakout_for_intra_tx_search = false; } 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 = 0; 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 = 0; 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; winner_mode_sf->winner_mode_ifs = 0; winner_mode_sf->prune_winner_mode_eval_level = 0; } static AOM_INLINE void init_lpf_sf(LOOP_FILTER_SPEED_FEATURES *lpf_sf) { lpf_sf->disable_loop_restoration_chroma = 0; lpf_sf->disable_loop_restoration_luma = 0; lpf_sf->min_lr_unit_size = RESTORATION_PROC_UNIT_SIZE; lpf_sf->max_lr_unit_size = RESTORATION_UNITSIZE_MAX; 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; // Enable Wiener and Self-guided Loop restoration filters by default. lpf_sf->disable_wiener_filter = false; lpf_sf->disable_sgr_filter = false; lpf_sf->disable_wiener_coeff_refine_search = false; lpf_sf->use_downsampled_wiener_stats = 0; } static AOM_INLINE void init_rt_sf(REAL_TIME_SPEED_FEATURES *rt_sf) { rt_sf->check_intra_pred_nonrd = 0; rt_sf->skip_intra_pred = 0; rt_sf->estimate_motion_for_var_based_partition = 0; rt_sf->nonrd_check_partition_merge_mode = 0; rt_sf->nonrd_check_partition_split = 0; rt_sf->mode_search_skip_flags = 0; rt_sf->nonrd_prune_ref_frame_search = 0; rt_sf->use_nonrd_pick_mode = 0; rt_sf->use_nonrd_altref_frame = 0; rt_sf->use_comp_ref_nonrd = 0; rt_sf->use_real_time_ref_set = 0; rt_sf->short_circuit_low_temp_var = 0; rt_sf->reuse_inter_pred_nonrd = 0; rt_sf->num_inter_modes_for_tx_search = INT_MAX; rt_sf->use_nonrd_filter_search = 0; rt_sf->use_simple_rd_model = 0; rt_sf->hybrid_intra_pickmode = 0; rt_sf->source_metrics_sb_nonrd = 0; rt_sf->overshoot_detection_cbr = NO_DETECTION; rt_sf->check_scene_detection = 0; rt_sf->prefer_large_partition_blocks = 0; rt_sf->use_temporal_noise_estimate = 0; rt_sf->fullpel_search_step_param = 0; for (int i = 0; i < BLOCK_SIZES; ++i) rt_sf->intra_y_mode_bsize_mask_nrd[i] = INTRA_ALL; rt_sf->prune_hv_pred_modes_using_src_sad = false; rt_sf->nonrd_aggressive_skip = 0; rt_sf->skip_cdef_sb = 0; rt_sf->force_large_partition_blocks_intra = 0; rt_sf->skip_tx_no_split_var_based_partition = 0; rt_sf->skip_newmv_mode_based_on_sse = 0; rt_sf->gf_length_lvl = 0; rt_sf->prune_inter_modes_with_golden_ref = 0; rt_sf->prune_inter_modes_wrt_gf_arf_based_on_sad = 0; rt_sf->prune_inter_modes_using_temp_var = 0; rt_sf->reduce_mv_pel_precision_highmotion = 0; rt_sf->reduce_mv_pel_precision_lowcomplex = 0; rt_sf->prune_intra_mode_based_on_mv_range = 0; rt_sf->var_part_split_threshold_shift = 7; rt_sf->gf_refresh_based_on_qp = 0; rt_sf->use_rtc_tf = 0; rt_sf->prune_idtx_nonrd = 0; rt_sf->prune_palette_nonrd = 0; rt_sf->dct_only_palette_nonrd = 0; rt_sf->part_early_exit_zeromv = 0; rt_sf->sse_early_term_inter_search = EARLY_TERM_DISABLED; rt_sf->skip_lf_screen = 0; rt_sf->sad_based_adp_altref_lag = 0; rt_sf->partition_direct_merging = 0; rt_sf->var_part_based_on_qidx = 0; rt_sf->tx_size_level_based_on_qstep = 0; rt_sf->vbp_prune_16x16_split_using_min_max_sub_blk_var = false; rt_sf->prune_compoundmode_with_singlecompound_var = false; rt_sf->frame_level_mode_cost_update = false; rt_sf->prune_h_pred_using_best_mode_so_far = false; rt_sf->enable_intra_mode_pruning_using_neighbors = false; rt_sf->prune_intra_mode_using_best_sad_so_far = false; rt_sf->check_only_zero_zeromv_on_large_blocks = false; rt_sf->disable_cdf_update_non_reference_frame = false; rt_sf->prune_compoundmode_with_singlemode_var = false; rt_sf->skip_compound_based_on_var = false; rt_sf->set_zeromv_skip_based_on_source_sad = 1; rt_sf->use_adaptive_subpel_search = false; rt_sf->screen_content_cdef_filter_qindex_thresh = 0; rt_sf->enable_ref_short_signaling = false; rt_sf->check_globalmv_on_single_ref = true; rt_sf->increase_color_thresh_palette = false; rt_sf->selective_cdf_update = 0; rt_sf->force_only_last_ref = 0; } static fractional_mv_step_fp *const fractional_mv_search[SUBPEL_SEARCH_METHODS] = { av1_find_best_sub_pixel_tree, // SUBPEL_TREE = 0 av1_find_best_sub_pixel_tree_pruned, // SUBPEL_TREE_PRUNED = 1 av1_find_best_sub_pixel_tree_pruned_more // SUBPEL_TREE_PRUNED_MORE = 2 }; // Populate appropriate sub-pel search method based on speed feature and user // specified settings static void set_subpel_search_method( MotionVectorSearchParams *mv_search_params, unsigned int motion_vector_unit_test, SUBPEL_SEARCH_METHOD subpel_search_method) { assert(subpel_search_method <= SUBPEL_TREE_PRUNED_MORE); mv_search_params->find_fractional_mv_step = fractional_mv_search[subpel_search_method]; // This is only used in motion vector unit test. if (motion_vector_unit_test == 1) mv_search_params->find_fractional_mv_step = av1_return_max_sub_pixel_mv; else if (motion_vector_unit_test == 2) mv_search_params->find_fractional_mv_step = av1_return_min_sub_pixel_mv; } 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; cpi->common.seq_params->enable_interintra_compound &= (sf->inter_sf.disable_interintra_wedge_var_thresh != UINT_MAX); } set_subpel_search_method(&cpi->mv_search_params, cpi->oxcf.unit_test_cfg.motion_vector_unit_test, sf->mv_sf.subpel_search_method); // For multi-thread use case with row_mt enabled, cost update for a set of // SB rows is not desirable. Hence, the sf mv_cost_upd_level is set to // INTERNAL_COST_UPD_SBROW in such cases. if ((cpi->oxcf.row_mt == 1) && (cpi->mt_info.num_workers > 1)) { if (sf->inter_sf.mv_cost_upd_level == INTERNAL_COST_UPD_SBROW_SET) { // 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; } // Note: when use_nonrd_pick_mode is true, the transform size is the // minimum of 16x16 and the largest possible size of the current block, // which conflicts with the speed feature "enable_tx_size_search". if (!oxcf->txfm_cfg.enable_tx_size_search && sf->rt_sf.use_nonrd_pick_mode == 0) { sf->winner_mode_sf.tx_size_search_level = 3; } if (cpi->mt_info.num_workers > 1) { // Loop restoration stage is conditionally disabled for speed 5, 6 when // num_workers > 1. Since av1_pick_filter_restoration() is not // multi-threaded, enabling the Loop restoration stage will cause an // increase in encode time (3% to 7% increase depends on frame // resolution). // TODO(aomedia:3446): Implement multi-threading of // av1_pick_filter_restoration() and enable Wiener filter for speed 5, 6 // similar to single thread encoding path. if (speed >= 5) { sf->lpf_sf.disable_sgr_filter = true; sf->lpf_sf.disable_wiener_filter = true; } } if (!cpi->ppi->seq_params_locked) { cpi->common.seq_params->order_hint_info.enable_dist_wtd_comp &= (sf->inter_sf.use_dist_wtd_comp_flag != DIST_WTD_COMP_DISABLED); cpi->common.seq_params->enable_dual_filter &= !sf->interp_sf.disable_dual_filter; // Set the flag 'enable_restoration', if one the Loop restoration filters // (i.e., Wiener or Self-guided) is enabled. cpi->common.seq_params->enable_restoration &= (!sf->lpf_sf.disable_wiener_filter || !sf->lpf_sf.disable_sgr_filter); cpi->common.seq_params->enable_interintra_compound &= (sf->inter_sf.disable_interintra_wedge_var_thresh != UINT_MAX); } 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 for 1 pass. if (oxcf->pass == AOM_RC_ONE_PASS && has_no_stats_stage(cpi)) sf->hl_sf.recode_loop = DISALLOW_RECODE; set_subpel_search_method(&cpi->mv_search_params, cpi->oxcf.unit_test_cfg.motion_vector_unit_test, sf->mv_sf.subpel_search_method); // 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 < 4); 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 < TX_DOMAIN_DIST_LEVELS); 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->mt_info.num_workers > 1)) { if (sf->inter_sf.inter_mode_rd_model_estimation == 1) { // Revert to type 2 sf->inter_sf.inter_mode_rd_model_estimation = 2; } #if !CONFIG_FPMT_TEST // 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->mt_info.num_workers >= gm_available_reference_frames[sf->gm_sf.gm_search_type])) sf->gm_sf.prune_ref_frame_for_gm_search = 0; #endif } // This only applies to the real time mode. Adaptive gf refresh is disabled if // gf_cbr_boost_pct that is set by the user is larger than 0. if (cpi->oxcf.rc_cfg.gf_cbr_boost_pct > 0) sf->rt_sf.gf_refresh_based_on_qp = 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_480p_or_lesser = AOMMIN(cm->width, cm->height) <= 480; 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_1440p_or_larger = AOMMIN(cm->width, cm->height) >= 1440; const int is_arf2_bwd_type = cpi->ppi->gf_group.update_type[cpi->gf_frame_index] == INTNL_ARF_UPDATE; if (cpi->oxcf.mode == REALTIME) { if (speed >= 6) { const int qindex_thresh = boosted ? 190 : (is_720p_or_larger ? 120 : 150); sf->part_sf.adjust_var_based_rd_partitioning = frame_is_intra_only(cm) ? 0 : cm->quant_params.base_qindex > qindex_thresh; } 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->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->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; } } } if (speed >= 2) { // Disable extended partitions for lower quantizers const int aggr = AOMMIN(4, speed - 2); const int qindex_thresh1[4] = { 50, 50, 80, 100 }; const int qindex_thresh2[4] = { 80, 100, 120, 160 }; int qindex_thresh; if (aggr <= 1) { const int qthresh2 = (!aggr && !is_480p_or_larger) ? 70 : qindex_thresh2[aggr]; qindex_thresh = cm->features.allow_screen_content_tools ? qindex_thresh1[aggr] : qthresh2; if (cm->quant_params.base_qindex <= qindex_thresh && !boosted) sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128; } else if (aggr <= 2) { qindex_thresh = boosted ? qindex_thresh1[aggr] : qindex_thresh2[aggr]; if (cm->quant_params.base_qindex <= qindex_thresh && !frame_is_intra_only(cm)) sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128; } else if (aggr <= 3) { if (!is_480p_or_larger) { sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128; } else if (!is_720p_or_larger && !frame_is_intra_only(cm) && !cm->features.allow_screen_content_tools) { sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128; } else { qindex_thresh = boosted ? qindex_thresh1[aggr] : qindex_thresh2[aggr]; if (cm->quant_params.base_qindex <= qindex_thresh && !frame_is_intra_only(cm)) sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128; } } else { sf->part_sf.ext_partition_eval_thresh = BLOCK_128X128; } } if (speed >= 4) { // Disable rectangular partitions for lower quantizers const int aggr = AOMMIN(1, speed - 4); const int qindex_thresh[2] = { 65, 80 }; int disable_rect_part; disable_rect_part = !boosted; if (cm->quant_params.base_qindex <= qindex_thresh[aggr] && disable_rect_part && is_480p_or_larger) { sf->part_sf.rect_partition_eval_thresh = BLOCK_8X8; } } 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; } } } if (speed >= 4) { // Disable LR search at low and high quantizers and enable only for // mid-quantizer range. if (!boosted && !is_arf2_bwd_type) { const int qindex_low[2] = { 100, 60 }; const int qindex_high[2] = { 180, 160 }; if (cm->quant_params.base_qindex <= qindex_low[is_720p_or_larger] || cm->quant_params.base_qindex > qindex_high[is_720p_or_larger]) { sf->lpf_sf.disable_loop_restoration_luma = 1; } } } if (speed == 1) { // Reuse interinter wedge mask search from first search for non-boosted // non-internal-arf frames, except at very high quantizers. if (cm->quant_params.base_qindex <= 200) { if (!boosted && !is_arf2_bwd_type) sf->inter_sf.reuse_mask_search_results = 1; } } if (speed == 5) { if (!(frame_is_intra_only(&cpi->common) || cm->features.allow_screen_content_tools)) { const int qindex[2] = { 256, 128 }; // Set the sf value as 3 for low resolution and // for higher resolutions with low quantizers. if (cm->quant_params.base_qindex < qindex[is_480p_or_larger]) sf->tx_sf.tx_type_search.winner_mode_tx_type_pruning = 3; } } if (speed >= 5) { // Disable the sf for low quantizers in case of low resolution screen // contents. if (cm->features.allow_screen_content_tools && cm->quant_params.base_qindex < 128 && is_480p_or_lesser) { sf->part_sf.prune_sub_8x8_partition_level = 0; } } // Loop restoration size search // At speed 0, always search all available sizes for the maximum possible gain sf->lpf_sf.min_lr_unit_size = RESTORATION_PROC_UNIT_SIZE; sf->lpf_sf.max_lr_unit_size = RESTORATION_UNITSIZE_MAX; if (speed >= 1) { // For large frames, small restoration units are almost never useful, // so prune them away if (is_1440p_or_larger) { sf->lpf_sf.min_lr_unit_size = RESTORATION_UNITSIZE_MAX; } else if (is_720p_or_larger) { sf->lpf_sf.min_lr_unit_size = RESTORATION_UNITSIZE_MAX >> 1; } } if (speed >= 3 || (cpi->oxcf.mode == ALLINTRA && speed >= 1)) { // At this speed, a full search is too expensive. Instead, pick a single // size based on size and qindex. Note that, in general, higher quantizers // (== lower quality) and larger frames generally want to use larger // restoration units. int qindex_thresh = 96; if (cm->quant_params.base_qindex <= qindex_thresh && !is_1440p_or_larger) { sf->lpf_sf.min_lr_unit_size = RESTORATION_UNITSIZE_MAX >> 1; sf->lpf_sf.max_lr_unit_size = RESTORATION_UNITSIZE_MAX >> 1; } else { sf->lpf_sf.min_lr_unit_size = RESTORATION_UNITSIZE_MAX; sf->lpf_sf.max_lr_unit_size = RESTORATION_UNITSIZE_MAX; } } set_subpel_search_method(&cpi->mv_search_params, cpi->oxcf.unit_test_cfg.motion_vector_unit_test, sf->mv_sf.subpel_search_method); }