2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
13 #include "vp10/encoder/encoder.h"
14 #include "vp10/encoder/speed_features.h"
15 #include "vp10/encoder/rdopt.h"
17 #include "vpx_dsp/vpx_dsp_common.h"
19 // Mesh search patters for various speed settings
20 static MESH_PATTERN best_quality_mesh_pattern[MAX_MESH_STEP] =
21 {{64, 4}, {28, 2}, {15, 1}, {7, 1}};
23 #define MAX_MESH_SPEED 5 // Max speed setting for mesh motion method
24 static MESH_PATTERN good_quality_mesh_patterns[MAX_MESH_SPEED + 1]
26 {{{64, 8}, {28, 4}, {15, 1}, {7, 1}},
27 {{64, 8}, {28, 4}, {15, 1}, {7, 1}},
28 {{64, 8}, {14, 2}, {7, 1}, {7, 1}},
29 {{64, 16}, {24, 8}, {12, 4}, {7, 1}},
30 {{64, 16}, {24, 8}, {12, 4}, {7, 1}},
31 {{64, 16}, {24, 8}, {12, 4}, {7, 1}},
33 static unsigned char good_quality_max_mesh_pct[MAX_MESH_SPEED + 1] =
34 {50, 25, 15, 5, 1, 1};
36 // Intra only frames, golden frames (except alt ref overlays) and
37 // alt ref frames tend to be coded at a higher than ambient quality
38 static int frame_is_boosted(const VP10_COMP *cpi) {
39 return frame_is_kf_gf_arf(cpi);
42 // Sets a partition size down to which the auto partition code will always
43 // search (can go lower), based on the image dimensions. The logic here
44 // is that the extent to which ringing artefacts are offensive, depends
45 // partly on the screen area that over which they propogate. Propogation is
46 // limited by transform block size but the screen area take up by a given block
47 // size will be larger for a small image format stretched to full screen.
48 static BLOCK_SIZE set_partition_min_limit(VP10_COMMON *const cm) {
49 unsigned int screen_area = (cm->width * cm->height);
51 // Select block size based on image format size.
52 if (screen_area < 1280 * 720) {
53 // Formats smaller in area than 720P
55 } else if (screen_area < 1920 * 1080) {
56 // Format >= 720P and < 1080P
59 // Formats 1080P and up
64 static void set_good_speed_feature_framesize_dependent(VP10_COMP *cpi,
67 VP10_COMMON *const cm = &cpi->common;
70 if (VPXMIN(cm->width, cm->height) >= 720) {
71 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
72 : DISABLE_ALL_INTER_SPLIT;
73 sf->partition_search_breakout_dist_thr = (1 << 23);
75 sf->disable_split_mask = DISABLE_COMPOUND_SPLIT;
76 sf->partition_search_breakout_dist_thr = (1 << 21);
81 if (VPXMIN(cm->width, cm->height) >= 720) {
82 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
83 : DISABLE_ALL_INTER_SPLIT;
84 sf->adaptive_pred_interp_filter = 0;
85 sf->partition_search_breakout_dist_thr = (1 << 24);
86 sf->partition_search_breakout_rate_thr = 120;
88 sf->disable_split_mask = LAST_AND_INTRA_SPLIT_ONLY;
89 sf->partition_search_breakout_dist_thr = (1 << 22);
90 sf->partition_search_breakout_rate_thr = 100;
92 sf->rd_auto_partition_min_limit = set_partition_min_limit(cm);
96 if (VPXMIN(cm->width, cm->height) >= 720) {
97 sf->disable_split_mask = DISABLE_ALL_SPLIT;
98 sf->schedule_mode_search = cm->base_qindex < 220 ? 1 : 0;
99 sf->partition_search_breakout_dist_thr = (1 << 25);
100 sf->partition_search_breakout_rate_thr = 200;
102 sf->max_intra_bsize = BLOCK_32X32;
103 sf->disable_split_mask = DISABLE_ALL_INTER_SPLIT;
104 sf->schedule_mode_search = cm->base_qindex < 175 ? 1 : 0;
105 sf->partition_search_breakout_dist_thr = (1 << 23);
106 sf->partition_search_breakout_rate_thr = 120;
110 // If this is a two pass clip that fits the criteria for animated or
111 // graphics content then reset disable_split_mask for speeds 1-4.
112 // Also if the image edge is internal to the coded area.
113 if ((speed >= 1) && (cpi->oxcf.pass == 2) &&
114 ((cpi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION) ||
115 (vp10_internal_image_edge(cpi)))) {
116 sf->disable_split_mask = DISABLE_COMPOUND_SPLIT;
120 if (VPXMIN(cm->width, cm->height) >= 720) {
121 sf->partition_search_breakout_dist_thr = (1 << 26);
123 sf->partition_search_breakout_dist_thr = (1 << 24);
125 sf->disable_split_mask = DISABLE_ALL_SPLIT;
129 static void set_good_speed_feature(VP10_COMP *cpi, VP10_COMMON *cm,
130 SPEED_FEATURES *sf, int speed) {
131 const int boosted = frame_is_boosted(cpi);
133 sf->adaptive_rd_thresh = 1;
134 sf->allow_skip_recode = 1;
137 if ((cpi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION) ||
138 vp10_internal_image_edge(cpi)) {
139 sf->use_square_partition_only = !frame_is_boosted(cpi);
141 sf->use_square_partition_only = !frame_is_intra_only(cm);
144 sf->less_rectangular_check = 1;
146 sf->use_rd_breakout = 1;
147 sf->adaptive_motion_search = 1;
148 sf->mv.auto_mv_step_size = 1;
149 sf->adaptive_rd_thresh = 2;
150 sf->mv.subpel_iters_per_step = 1;
151 sf->mode_skip_start = 10;
152 sf->adaptive_pred_interp_filter = 1;
154 sf->recode_loop = ALLOW_RECODE_KFARFGF;
155 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC_H_V;
156 sf->intra_uv_mode_mask[TX_32X32] = INTRA_DC_H_V;
157 sf->intra_y_mode_mask[TX_16X16] = INTRA_DC_H_V;
158 sf->intra_uv_mode_mask[TX_16X16] = INTRA_DC_H_V;
160 sf->tx_size_search_breakout = 1;
161 sf->partition_search_breakout_rate_thr = 80;
165 sf->tx_size_search_method = frame_is_boosted(cpi) ? USE_FULL_RD
168 sf->mode_search_skip_flags = (cm->frame_type == KEY_FRAME) ? 0 :
169 FLAG_SKIP_INTRA_DIRMISMATCH |
170 FLAG_SKIP_INTRA_BESTINTER |
171 FLAG_SKIP_COMP_BESTINTRA |
172 FLAG_SKIP_INTRA_LOWVAR;
173 sf->disable_filter_search_var_thresh = 100;
174 sf->comp_inter_joint_search_thresh = BLOCK_SIZES;
175 sf->auto_min_max_partition_size = RELAXED_NEIGHBORING_MIN_MAX;
176 sf->allow_partition_search_skip = 1;
180 sf->use_square_partition_only = !frame_is_intra_only(cm);
181 sf->tx_size_search_method = frame_is_intra_only(cm) ? USE_FULL_RD
183 sf->mv.subpel_search_method = SUBPEL_TREE_PRUNED;
184 sf->adaptive_pred_interp_filter = 0;
185 sf->adaptive_mode_search = 1;
186 sf->cb_partition_search = !boosted;
187 sf->cb_pred_filter_search = 1;
188 sf->alt_ref_search_fp = 1;
189 sf->recode_loop = ALLOW_RECODE_KFMAXBW;
190 sf->adaptive_rd_thresh = 3;
191 sf->mode_skip_start = 6;
192 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC;
193 sf->intra_uv_mode_mask[TX_32X32] = INTRA_DC;
194 sf->adaptive_interp_filter_search = 1;
198 sf->use_square_partition_only = 1;
199 sf->tx_size_search_method = USE_LARGESTALL;
200 sf->mv.search_method = BIGDIA;
201 sf->mv.subpel_search_method = SUBPEL_TREE_PRUNED_MORE;
202 sf->adaptive_rd_thresh = 4;
203 if (cm->frame_type != KEY_FRAME)
204 sf->mode_search_skip_flags |= FLAG_EARLY_TERMINATE;
205 sf->disable_filter_search_var_thresh = 200;
206 sf->use_lp32x32fdct = 1;
207 sf->use_fast_coef_updates = ONE_LOOP_REDUCED;
208 sf->use_fast_coef_costing = 1;
209 sf->partition_search_breakout_rate_thr = 300;
214 sf->optimize_coefficients = 0;
215 sf->mv.search_method = HEX;
216 sf->disable_filter_search_var_thresh = 500;
217 for (i = 0; i < TX_SIZES; ++i) {
218 sf->intra_y_mode_mask[i] = INTRA_DC;
219 sf->intra_uv_mode_mask[i] = INTRA_DC;
221 sf->partition_search_breakout_rate_thr = 500;
222 sf->mv.reduce_first_step_size = 1;
223 sf->simple_model_rd_from_var = 1;
227 static void set_rt_speed_feature_framesize_dependent(VP10_COMP *cpi,
228 SPEED_FEATURES *sf, int speed) {
229 VP10_COMMON *const cm = &cpi->common;
232 if (VPXMIN(cm->width, cm->height) >= 720) {
233 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
234 : DISABLE_ALL_INTER_SPLIT;
236 sf->disable_split_mask = DISABLE_COMPOUND_SPLIT;
241 if (VPXMIN(cm->width, cm->height) >= 720) {
242 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
243 : DISABLE_ALL_INTER_SPLIT;
245 sf->disable_split_mask = LAST_AND_INTRA_SPLIT_ONLY;
250 if (VPXMIN(cm->width, cm->height) >= 720) {
251 sf->partition_search_breakout_dist_thr = (1 << 25);
253 sf->partition_search_breakout_dist_thr = (1 << 23);
258 sf->encode_breakout_thresh = (VPXMIN(cm->width, cm->height) >= 720) ?
263 static void set_rt_speed_feature(VP10_COMP *cpi, SPEED_FEATURES *sf,
264 int speed, vp9e_tune_content content) {
265 VP10_COMMON *const cm = &cpi->common;
266 const int is_keyframe = cm->frame_type == KEY_FRAME;
267 const int frames_since_key = is_keyframe ? 0 : cpi->rc.frames_since_key;
268 sf->static_segmentation = 0;
269 sf->adaptive_rd_thresh = 1;
270 sf->use_fast_coef_costing = 1;
271 sf->allow_exhaustive_searches = 0;
272 sf->exhaustive_searches_thresh = INT_MAX;
275 sf->use_square_partition_only = !frame_is_intra_only(cm);
276 sf->less_rectangular_check = 1;
277 sf->tx_size_search_method = frame_is_intra_only(cm) ? USE_FULL_RD
280 sf->use_rd_breakout = 1;
282 sf->adaptive_motion_search = 1;
283 sf->adaptive_pred_interp_filter = 1;
284 sf->mv.auto_mv_step_size = 1;
285 sf->adaptive_rd_thresh = 2;
286 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC_H_V;
287 sf->intra_uv_mode_mask[TX_32X32] = INTRA_DC_H_V;
288 sf->intra_uv_mode_mask[TX_16X16] = INTRA_DC_H_V;
292 sf->mode_search_skip_flags = (cm->frame_type == KEY_FRAME) ? 0 :
293 FLAG_SKIP_INTRA_DIRMISMATCH |
294 FLAG_SKIP_INTRA_BESTINTER |
295 FLAG_SKIP_COMP_BESTINTRA |
296 FLAG_SKIP_INTRA_LOWVAR;
297 sf->adaptive_pred_interp_filter = 2;
298 sf->disable_filter_search_var_thresh = 50;
299 sf->comp_inter_joint_search_thresh = BLOCK_SIZES;
300 sf->auto_min_max_partition_size = RELAXED_NEIGHBORING_MIN_MAX;
301 sf->lf_motion_threshold = LOW_MOTION_THRESHOLD;
302 sf->adjust_partitioning_from_last_frame = 1;
303 sf->last_partitioning_redo_frequency = 3;
304 sf->use_lp32x32fdct = 1;
305 sf->mode_skip_start = 11;
306 sf->intra_y_mode_mask[TX_16X16] = INTRA_DC_H_V;
310 sf->use_square_partition_only = 1;
311 sf->disable_filter_search_var_thresh = 100;
312 sf->use_uv_intra_rd_estimate = 1;
313 sf->mv.subpel_iters_per_step = 1;
314 sf->adaptive_rd_thresh = 4;
315 sf->mode_skip_start = 6;
316 sf->allow_skip_recode = 0;
317 sf->optimize_coefficients = 0;
318 sf->disable_split_mask = DISABLE_ALL_SPLIT;
319 sf->lpf_pick = LPF_PICK_FROM_Q;
324 sf->last_partitioning_redo_frequency = 4;
325 sf->adaptive_rd_thresh = 5;
326 sf->use_fast_coef_costing = 0;
327 sf->auto_min_max_partition_size = STRICT_NEIGHBORING_MIN_MAX;
328 sf->adjust_partitioning_from_last_frame =
329 cm->last_frame_type != cm->frame_type || (0 ==
330 (frames_since_key + 1) % sf->last_partitioning_redo_frequency);
331 sf->mv.subpel_force_stop = 1;
332 for (i = 0; i < TX_SIZES; i++) {
333 sf->intra_y_mode_mask[i] = INTRA_DC_H_V;
334 sf->intra_uv_mode_mask[i] = INTRA_DC;
336 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC;
337 sf->frame_parameter_update = 0;
338 sf->mv.search_method = FAST_HEX;
340 sf->inter_mode_mask[BLOCK_32X32] = INTER_NEAREST_NEAR_NEW;
341 sf->inter_mode_mask[BLOCK_32X64] = INTER_NEAREST;
342 sf->inter_mode_mask[BLOCK_64X32] = INTER_NEAREST;
343 sf->inter_mode_mask[BLOCK_64X64] = INTER_NEAREST;
344 sf->max_intra_bsize = BLOCK_32X32;
345 sf->allow_skip_recode = 1;
349 sf->use_quant_fp = !is_keyframe;
350 sf->auto_min_max_partition_size = is_keyframe ? RELAXED_NEIGHBORING_MIN_MAX
351 : STRICT_NEIGHBORING_MIN_MAX;
352 sf->default_max_partition_size = BLOCK_32X32;
353 sf->default_min_partition_size = BLOCK_8X8;
354 sf->force_frame_boost = is_keyframe ||
355 (frames_since_key % (sf->last_partitioning_redo_frequency << 1) == 1);
356 sf->max_delta_qindex = is_keyframe ? 20 : 15;
357 sf->partition_search_type = REFERENCE_PARTITION;
358 sf->allow_skip_recode = 0;
359 sf->inter_mode_mask[BLOCK_32X32] = INTER_NEAREST_NEW_ZERO;
360 sf->inter_mode_mask[BLOCK_32X64] = INTER_NEAREST_NEW_ZERO;
361 sf->inter_mode_mask[BLOCK_64X32] = INTER_NEAREST_NEW_ZERO;
362 sf->inter_mode_mask[BLOCK_64X64] = INTER_NEAREST_NEW_ZERO;
363 sf->adaptive_rd_thresh = 2;
364 // This feature is only enabled when partition search is disabled.
365 sf->reuse_inter_pred_sby = 1;
366 sf->partition_search_breakout_rate_thr = 200;
367 sf->coeff_prob_appx_step = 4;
368 sf->use_fast_coef_updates = is_keyframe ? TWO_LOOP : ONE_LOOP_REDUCED;
369 sf->mode_search_skip_flags = FLAG_SKIP_INTRA_DIRMISMATCH;
370 sf->tx_size_search_method = is_keyframe ? USE_LARGESTALL : USE_TX_8X8;
371 sf->simple_model_rd_from_var = 1;
375 if (content == VP9E_CONTENT_SCREEN) {
376 for (i = 0; i < BLOCK_SIZES; ++i)
377 sf->intra_y_mode_bsize_mask[i] = INTRA_DC_TM_H_V;
379 for (i = 0; i < BLOCK_SIZES; ++i)
380 if (i >= BLOCK_16X16)
381 sf->intra_y_mode_bsize_mask[i] = INTRA_DC;
383 // Use H and V intra mode for block sizes <= 16X16.
384 sf->intra_y_mode_bsize_mask[i] = INTRA_DC_H_V;
390 // Adaptively switch between SOURCE_VAR_BASED_PARTITION and FIXED_PARTITION.
391 sf->partition_search_type = VAR_BASED_PARTITION;
392 // Turn on this to use non-RD key frame coding mode.
393 sf->mv.search_method = NSTEP;
394 sf->mv.reduce_first_step_size = 1;
398 sf->adaptive_rd_thresh = 3;
399 sf->mv.search_method = FAST_DIAMOND;
400 sf->mv.fullpel_search_step_param = 10;
403 sf->adaptive_rd_thresh = 4;
404 sf->mv.subpel_force_stop = 2;
405 sf->lpf_pick = LPF_PICK_MINIMAL_LPF;
409 void vp10_set_speed_features_framesize_dependent(VP10_COMP *cpi) {
410 SPEED_FEATURES *const sf = &cpi->sf;
411 const VP10EncoderConfig *const oxcf = &cpi->oxcf;
412 RD_OPT *const rd = &cpi->rd;
415 if (oxcf->mode == REALTIME) {
416 set_rt_speed_feature_framesize_dependent(cpi, sf, oxcf->speed);
417 } else if (oxcf->mode == GOOD) {
418 set_good_speed_feature_framesize_dependent(cpi, sf, oxcf->speed);
421 if (sf->disable_split_mask == DISABLE_ALL_SPLIT) {
422 sf->adaptive_pred_interp_filter = 0;
425 if (cpi->encode_breakout && oxcf->mode == REALTIME &&
426 sf->encode_breakout_thresh > cpi->encode_breakout) {
427 cpi->encode_breakout = sf->encode_breakout_thresh;
430 // Check for masked out split cases.
431 for (i = 0; i < MAX_REFS; ++i) {
432 if (sf->disable_split_mask & (1 << i)) {
433 rd->thresh_mult_sub8x8[i] = INT_MAX;
438 void vp10_set_speed_features_framesize_independent(VP10_COMP *cpi) {
439 SPEED_FEATURES *const sf = &cpi->sf;
440 VP10_COMMON *const cm = &cpi->common;
441 MACROBLOCK *const x = &cpi->td.mb;
442 const VP10EncoderConfig *const oxcf = &cpi->oxcf;
445 // best quality defaults
446 sf->frame_parameter_update = 1;
447 sf->mv.search_method = NSTEP;
448 sf->recode_loop = ALLOW_RECODE;
449 sf->mv.subpel_search_method = SUBPEL_TREE;
450 sf->mv.subpel_iters_per_step = 2;
451 sf->mv.subpel_force_stop = 0;
452 sf->optimize_coefficients = !is_lossless_requested(&cpi->oxcf);
453 sf->mv.reduce_first_step_size = 0;
454 sf->coeff_prob_appx_step = 1;
455 sf->mv.auto_mv_step_size = 0;
456 sf->mv.fullpel_search_step_param = 6;
457 sf->comp_inter_joint_search_thresh = BLOCK_4X4;
458 sf->adaptive_rd_thresh = 0;
459 sf->tx_size_search_method = USE_FULL_RD;
460 sf->use_lp32x32fdct = 0;
461 sf->adaptive_motion_search = 0;
462 sf->adaptive_pred_interp_filter = 0;
463 sf->adaptive_mode_search = 0;
464 sf->cb_pred_filter_search = 0;
465 sf->cb_partition_search = 0;
466 sf->alt_ref_search_fp = 0;
467 sf->use_quant_fp = 0;
468 sf->partition_search_type = SEARCH_PARTITION;
469 sf->less_rectangular_check = 0;
470 sf->use_square_partition_only = 0;
471 sf->auto_min_max_partition_size = NOT_IN_USE;
472 sf->rd_auto_partition_min_limit = BLOCK_4X4;
473 sf->default_max_partition_size = BLOCK_64X64;
474 sf->default_min_partition_size = BLOCK_4X4;
475 sf->adjust_partitioning_from_last_frame = 0;
476 sf->last_partitioning_redo_frequency = 4;
477 sf->disable_split_mask = 0;
478 sf->mode_search_skip_flags = 0;
479 sf->force_frame_boost = 0;
480 sf->max_delta_qindex = 0;
481 sf->disable_filter_search_var_thresh = 0;
482 sf->adaptive_interp_filter_search = 0;
483 sf->allow_partition_search_skip = 0;
485 for (i = 0; i < TX_SIZES; i++) {
486 sf->intra_y_mode_mask[i] = INTRA_ALL;
487 sf->intra_uv_mode_mask[i] = INTRA_ALL;
489 sf->use_rd_breakout = 0;
490 sf->use_uv_intra_rd_estimate = 0;
491 sf->allow_skip_recode = 0;
492 sf->lpf_pick = LPF_PICK_FROM_FULL_IMAGE;
493 sf->use_fast_coef_updates = TWO_LOOP;
494 sf->use_fast_coef_costing = 0;
495 sf->mode_skip_start = MAX_MODES; // Mode index at which mode skip mask set
496 sf->schedule_mode_search = 0;
497 for (i = 0; i < BLOCK_SIZES; ++i)
498 sf->inter_mode_mask[i] = INTER_ALL;
499 sf->max_intra_bsize = BLOCK_64X64;
500 sf->reuse_inter_pred_sby = 0;
501 // This setting only takes effect when partition_search_type is set
502 // to FIXED_PARTITION.
503 sf->always_this_block_size = BLOCK_16X16;
504 sf->search_type_check_frequency = 50;
505 sf->encode_breakout_thresh = 0;
506 // Recode loop tolerance %.
507 sf->recode_tolerance = 25;
508 sf->default_interp_filter = SWITCHABLE;
509 sf->tx_size_search_breakout = 0;
510 sf->partition_search_breakout_dist_thr = 0;
511 sf->partition_search_breakout_rate_thr = 0;
512 sf->simple_model_rd_from_var = 0;
514 if (oxcf->mode == REALTIME)
515 set_rt_speed_feature(cpi, sf, oxcf->speed, oxcf->content);
516 else if (oxcf->mode == GOOD)
517 set_good_speed_feature(cpi, cm, sf, oxcf->speed);
519 cpi->full_search_sad = vp10_full_search_sad;
520 cpi->diamond_search_sad = vp10_diamond_search_sad;
522 sf->allow_exhaustive_searches = 1;
523 if (oxcf->mode == BEST) {
524 if (cpi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION)
525 sf->exhaustive_searches_thresh = (1 << 20);
527 sf->exhaustive_searches_thresh = (1 << 21);
528 sf->max_exaustive_pct = 100;
529 for (i = 0; i < MAX_MESH_STEP; ++i) {
530 sf->mesh_patterns[i].range = best_quality_mesh_pattern[i].range;
531 sf->mesh_patterns[i].interval = best_quality_mesh_pattern[i].interval;
534 int speed = (oxcf->speed > MAX_MESH_SPEED) ? MAX_MESH_SPEED : oxcf->speed;
535 if (cpi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION)
536 sf->exhaustive_searches_thresh = (1 << 22);
538 sf->exhaustive_searches_thresh = (1 << 23);
539 sf->max_exaustive_pct = good_quality_max_mesh_pct[speed];
541 sf->exhaustive_searches_thresh = sf->exhaustive_searches_thresh << 1;
543 for (i = 0; i < MAX_MESH_STEP; ++i) {
544 sf->mesh_patterns[i].range =
545 good_quality_mesh_patterns[speed][i].range;
546 sf->mesh_patterns[i].interval =
547 good_quality_mesh_patterns[speed][i].interval;
551 // Slow quant, dct and trellis not worthwhile for first pass
552 // so make sure they are always turned off.
554 sf->optimize_coefficients = 0;
556 // No recode for 1 pass.
557 if (oxcf->pass == 0) {
558 sf->recode_loop = DISALLOW_RECODE;
559 sf->optimize_coefficients = 0;
562 if (sf->mv.subpel_search_method == SUBPEL_TREE) {
563 cpi->find_fractional_mv_step = vp10_find_best_sub_pixel_tree;
564 } else if (sf->mv.subpel_search_method == SUBPEL_TREE_PRUNED) {
565 cpi->find_fractional_mv_step = vp10_find_best_sub_pixel_tree_pruned;
566 } else if (sf->mv.subpel_search_method == SUBPEL_TREE_PRUNED_MORE) {
567 cpi->find_fractional_mv_step = vp10_find_best_sub_pixel_tree_pruned_more;
568 } else if (sf->mv.subpel_search_method == SUBPEL_TREE_PRUNED_EVENMORE) {
569 cpi->find_fractional_mv_step = vp10_find_best_sub_pixel_tree_pruned_evenmore;
572 x->optimize = sf->optimize_coefficients == 1 && oxcf->pass != 1;
574 x->min_partition_size = sf->default_min_partition_size;
575 x->max_partition_size = sf->default_max_partition_size;
577 if (!cpi->oxcf.frame_periodic_boost) {
578 sf->max_delta_qindex = 0;