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 "vp9/encoder/vp9_encoder.h"
14 #include "vp9/encoder/vp9_speed_features.h"
16 // Intra only frames, golden frames (except alt ref overlays) and
17 // alt ref frames tend to be coded at a higher than ambient quality
18 static int frame_is_boosted(const VP9_COMP *cpi) {
19 return frame_is_intra_only(&cpi->common) ||
20 cpi->refresh_alt_ref_frame ||
21 (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref) ||
22 vp9_is_upper_layer_key_frame(cpi);
26 static void set_good_speed_feature(VP9_COMP *cpi, VP9_COMMON *cm,
27 SPEED_FEATURES *sf, int speed) {
28 const int boosted = frame_is_boosted(cpi);
30 sf->adaptive_rd_thresh = 1;
31 sf->allow_skip_recode = 1;
34 sf->use_square_partition_only = !frame_is_intra_only(cm);
35 sf->less_rectangular_check = 1;
37 if (MIN(cm->width, cm->height) >= 720)
38 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
39 : DISABLE_ALL_INTER_SPLIT;
41 sf->disable_split_mask = DISABLE_COMPOUND_SPLIT;
42 sf->use_rd_breakout = 1;
43 sf->adaptive_motion_search = 1;
44 sf->mv.auto_mv_step_size = 1;
45 sf->adaptive_rd_thresh = 2;
46 sf->mv.subpel_iters_per_step = 1;
47 sf->mode_skip_start = 10;
48 sf->adaptive_pred_interp_filter = 1;
50 sf->recode_loop = ALLOW_RECODE_KFARFGF;
51 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC_H_V;
52 sf->intra_uv_mode_mask[TX_32X32] = INTRA_DC_H_V;
53 sf->intra_y_mode_mask[TX_16X16] = INTRA_DC_H_V;
54 sf->intra_uv_mode_mask[TX_16X16] = INTRA_DC_H_V;
56 sf->tx_size_search_breakout = 1;
58 if (MIN(cm->width, cm->height) >= 720)
59 sf->partition_search_breakout_dist_thr = (1 << 23);
61 sf->partition_search_breakout_dist_thr = (1 << 21);
62 sf->partition_search_breakout_rate_thr = 500;
66 sf->tx_size_search_method = frame_is_boosted(cpi) ? USE_FULL_RD
69 if (MIN(cm->width, cm->height) >= 720) {
70 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
71 : DISABLE_ALL_INTER_SPLIT;
72 sf->adaptive_pred_interp_filter = 0;
74 sf->disable_split_mask = LAST_AND_INTRA_SPLIT_ONLY;
77 sf->reference_masking = 1;
78 sf->mode_search_skip_flags = FLAG_SKIP_INTRA_DIRMISMATCH |
79 FLAG_SKIP_INTRA_BESTINTER |
80 FLAG_SKIP_COMP_BESTINTRA |
81 FLAG_SKIP_INTRA_LOWVAR;
82 sf->disable_filter_search_var_thresh = 100;
83 sf->comp_inter_joint_search_thresh = BLOCK_SIZES;
84 sf->auto_min_max_partition_size = CONSTRAIN_NEIGHBORING_MIN_MAX;
86 if (MIN(cm->width, cm->height) >= 720)
87 sf->partition_search_breakout_dist_thr = (1 << 24);
89 sf->partition_search_breakout_dist_thr = (1 << 22);
90 sf->partition_search_breakout_rate_thr = 700;
94 sf->tx_size_search_method = frame_is_intra_only(cm) ? USE_FULL_RD
96 if (MIN(cm->width, cm->height) >= 720) {
97 sf->disable_split_mask = DISABLE_ALL_SPLIT;
99 sf->max_intra_bsize = BLOCK_32X32;
100 sf->disable_split_mask = DISABLE_ALL_INTER_SPLIT;
102 sf->adaptive_pred_interp_filter = 0;
103 sf->adaptive_mode_search = 1;
104 sf->cb_partition_search = !boosted;
105 sf->cb_pred_filter_search = 1;
106 sf->alt_ref_search_fp = 1;
107 sf->motion_field_mode_search = !boosted;
108 sf->recode_loop = ALLOW_RECODE_KFMAXBW;
109 sf->adaptive_rd_thresh = 3;
110 sf->mode_skip_start = 6;
111 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC;
112 sf->intra_uv_mode_mask[TX_32X32] = INTRA_DC;
113 sf->adaptive_interp_filter_search = 1;
115 if (MIN(cm->width, cm->height) >= 720)
116 sf->partition_search_breakout_dist_thr = (1 << 25);
118 sf->partition_search_breakout_dist_thr = (1 << 23);
119 sf->partition_search_breakout_rate_thr = 1000;
123 sf->use_square_partition_only = 1;
124 sf->tx_size_search_method = USE_LARGESTALL;
125 sf->disable_split_mask = DISABLE_ALL_SPLIT;
126 sf->mv.search_method = BIGDIA;
127 sf->mv.subpel_search_method = SUBPEL_TREE_PRUNED;
128 sf->adaptive_rd_thresh = 4;
129 sf->mode_search_skip_flags |= FLAG_SKIP_COMP_REFMISMATCH |
130 FLAG_EARLY_TERMINATE;
131 sf->disable_filter_search_var_thresh = 200;
132 sf->use_lp32x32fdct = 1;
133 sf->use_fast_coef_updates = ONE_LOOP_REDUCED;
134 sf->use_fast_coef_costing = 1;
136 if (MIN(cm->width, cm->height) >= 720)
137 sf->partition_search_breakout_dist_thr = (1 << 26);
139 sf->partition_search_breakout_dist_thr = (1 << 24);
140 sf->partition_search_breakout_rate_thr = 1500;
146 sf->partition_search_type = FIXED_PARTITION;
147 sf->optimize_coefficients = 0;
148 sf->mv.search_method = HEX;
149 sf->disable_filter_search_var_thresh = 500;
150 for (i = 0; i < TX_SIZES; ++i) {
151 sf->intra_y_mode_mask[i] = INTRA_DC;
152 sf->intra_uv_mode_mask[i] = INTRA_DC;
154 cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED;
157 sf->mv.reduce_first_step_size = 1;
161 static void set_rt_speed_feature(VP9_COMP *cpi, SPEED_FEATURES *sf,
162 int speed, vp9e_tune_content content) {
163 VP9_COMMON *const cm = &cpi->common;
164 const int is_keyframe = cm->frame_type == KEY_FRAME;
165 const int frames_since_key = is_keyframe ? 0 : cpi->rc.frames_since_key;
166 sf->static_segmentation = 0;
167 sf->adaptive_rd_thresh = 1;
168 sf->use_fast_coef_costing = 1;
171 sf->use_square_partition_only = !frame_is_intra_only(cm);
172 sf->less_rectangular_check = 1;
173 sf->tx_size_search_method = frame_is_intra_only(cm) ? USE_FULL_RD
176 if (MIN(cm->width, cm->height) >= 720)
177 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
178 : DISABLE_ALL_INTER_SPLIT;
180 sf->disable_split_mask = DISABLE_COMPOUND_SPLIT;
182 sf->use_rd_breakout = 1;
184 sf->adaptive_motion_search = 1;
185 sf->adaptive_pred_interp_filter = 1;
186 sf->mv.auto_mv_step_size = 1;
187 sf->adaptive_rd_thresh = 2;
188 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC_H_V;
189 sf->intra_uv_mode_mask[TX_32X32] = INTRA_DC_H_V;
190 sf->intra_uv_mode_mask[TX_16X16] = INTRA_DC_H_V;
194 if (MIN(cm->width, cm->height) >= 720)
195 sf->disable_split_mask = cm->show_frame ? DISABLE_ALL_SPLIT
196 : DISABLE_ALL_INTER_SPLIT;
198 sf->disable_split_mask = LAST_AND_INTRA_SPLIT_ONLY;
200 sf->mode_search_skip_flags = FLAG_SKIP_INTRA_DIRMISMATCH |
201 FLAG_SKIP_INTRA_BESTINTER |
202 FLAG_SKIP_COMP_BESTINTRA |
203 FLAG_SKIP_INTRA_LOWVAR;
204 sf->adaptive_pred_interp_filter = 2;
205 sf->reference_masking = 1;
206 sf->disable_filter_search_var_thresh = 50;
207 sf->comp_inter_joint_search_thresh = BLOCK_SIZES;
208 sf->auto_min_max_partition_size = RELAXED_NEIGHBORING_MIN_MAX;
209 sf->use_lastframe_partitioning = LAST_FRAME_PARTITION_LOW_MOTION;
210 sf->lf_motion_threshold = LOW_MOTION_THRESHOLD;
211 sf->adjust_partitioning_from_last_frame = 1;
212 sf->last_partitioning_redo_frequency = 3;
213 sf->use_lp32x32fdct = 1;
214 sf->mode_skip_start = 11;
215 sf->intra_y_mode_mask[TX_16X16] = INTRA_DC_H_V;
219 sf->use_square_partition_only = 1;
220 sf->disable_filter_search_var_thresh = 100;
221 sf->use_lastframe_partitioning = LAST_FRAME_PARTITION_ALL;
222 sf->constrain_copy_partition = 1;
223 sf->use_uv_intra_rd_estimate = 1;
224 sf->skip_encode_sb = 1;
225 sf->mv.subpel_iters_per_step = 1;
226 sf->use_fast_coef_updates = ONE_LOOP_REDUCED;
227 sf->adaptive_rd_thresh = 4;
228 sf->mode_skip_start = 6;
229 sf->allow_skip_recode = 0;
230 sf->optimize_coefficients = 0;
231 sf->disable_split_mask = DISABLE_ALL_SPLIT;
232 sf->lpf_pick = LPF_PICK_FROM_Q;
237 sf->last_partitioning_redo_frequency = 4;
238 sf->adaptive_rd_thresh = 5;
239 sf->use_fast_coef_costing = 0;
240 sf->auto_min_max_partition_size = STRICT_NEIGHBORING_MIN_MAX;
241 sf->adjust_partitioning_from_last_frame =
242 cm->last_frame_type != cm->frame_type || (0 ==
243 (frames_since_key + 1) % sf->last_partitioning_redo_frequency);
244 sf->mv.subpel_force_stop = 1;
245 for (i = 0; i < TX_SIZES; i++) {
246 sf->intra_y_mode_mask[i] = INTRA_DC_H_V;
247 sf->intra_uv_mode_mask[i] = INTRA_DC;
249 sf->intra_y_mode_mask[TX_32X32] = INTRA_DC;
250 sf->frame_parameter_update = 0;
251 sf->mv.search_method = FAST_HEX;
252 sf->inter_mode_mask[BLOCK_32X32] = INTER_NEAREST_NEAR_NEW;
253 sf->inter_mode_mask[BLOCK_32X64] = INTER_NEAREST;
254 sf->inter_mode_mask[BLOCK_64X32] = INTER_NEAREST;
255 sf->inter_mode_mask[BLOCK_64X64] = INTER_NEAREST;
256 sf->max_intra_bsize = BLOCK_32X32;
257 sf->allow_skip_recode = 1;
261 sf->use_quant_fp = !is_keyframe;
262 sf->auto_min_max_partition_size = is_keyframe ? RELAXED_NEIGHBORING_MIN_MAX
263 : STRICT_NEIGHBORING_MIN_MAX;
264 sf->max_partition_size = BLOCK_32X32;
265 sf->min_partition_size = BLOCK_8X8;
266 sf->partition_check =
267 (frames_since_key % sf->last_partitioning_redo_frequency == 1);
268 sf->force_frame_boost = is_keyframe ||
269 (frames_since_key % (sf->last_partitioning_redo_frequency << 1) == 1);
270 sf->max_delta_qindex = is_keyframe ? 20 : 15;
271 sf->partition_search_type = REFERENCE_PARTITION;
272 sf->use_nonrd_pick_mode = 1;
273 sf->allow_skip_recode = 0;
277 if (content == VP9E_CONTENT_SCREEN) {
279 // Allow fancy modes at all sizes since SOURCE_VAR_BASED_PARTITION is used
280 for (i = 0; i < BLOCK_SIZES; ++i)
281 sf->inter_mode_mask[i] = INTER_ALL;
284 // Adaptively switch between SOURCE_VAR_BASED_PARTITION and FIXED_PARTITION.
285 sf->partition_search_type = SOURCE_VAR_BASED_PARTITION;
286 sf->search_type_check_frequency = 50;
288 sf->tx_size_search_method = is_keyframe ? USE_LARGESTALL : USE_TX_8X8;
290 // This feature is only enabled when partition search is disabled.
291 sf->reuse_inter_pred_sby = 1;
293 // Increase mode checking threshold for NEWMV.
294 sf->elevate_newmv_thresh = 2000;
296 sf->mv.reduce_first_step_size = 1;
300 sf->mv.search_method = FAST_DIAMOND;
301 sf->mv.fullpel_search_step_param = 10;
302 sf->lpf_pick = LPF_PICK_MINIMAL_LPF;
303 sf->encode_breakout_thresh = (MIN(cm->width, cm->height) >= 720) ?
305 sf->elevate_newmv_thresh = 2500;
309 sf->elevate_newmv_thresh = 4000;
310 sf->mv.subpel_force_stop = 2;
315 sf->max_intra_bsize = BLOCK_32X32;
316 for (i = 0; i < BLOCK_SIZES; ++i)
317 sf->inter_mode_mask[i] = INTER_NEAREST;
321 void vp9_set_speed_features(VP9_COMP *cpi) {
322 SPEED_FEATURES *const sf = &cpi->sf;
323 VP9_COMMON *const cm = &cpi->common;
324 const VP9EncoderConfig *const oxcf = &cpi->oxcf;
327 // best quality defaults
328 sf->frame_parameter_update = 1;
329 sf->mv.search_method = NSTEP;
330 sf->recode_loop = ALLOW_RECODE;
331 sf->mv.subpel_search_method = SUBPEL_TREE;
332 sf->mv.subpel_iters_per_step = 2;
333 sf->mv.subpel_force_stop = 0;
334 sf->optimize_coefficients = !is_lossless_requested(&cpi->oxcf);
335 sf->mv.reduce_first_step_size = 0;
336 sf->mv.auto_mv_step_size = 0;
337 sf->mv.fullpel_search_step_param = 6;
338 sf->comp_inter_joint_search_thresh = BLOCK_4X4;
339 sf->adaptive_rd_thresh = 0;
340 sf->use_lastframe_partitioning = LAST_FRAME_PARTITION_OFF;
341 sf->tx_size_search_method = USE_FULL_RD;
342 sf->use_lp32x32fdct = 0;
343 sf->adaptive_motion_search = 0;
344 sf->adaptive_pred_interp_filter = 0;
345 sf->adaptive_mode_search = 0;
346 sf->cb_pred_filter_search = 0;
347 sf->cb_partition_search = 0;
348 sf->motion_field_mode_search = 0;
349 sf->alt_ref_search_fp = 0;
350 sf->use_quant_fp = 0;
351 sf->reference_masking = 0;
352 sf->partition_search_type = SEARCH_PARTITION;
353 sf->less_rectangular_check = 0;
354 sf->use_square_partition_only = 0;
355 sf->auto_min_max_partition_size = NOT_IN_USE;
356 sf->max_partition_size = BLOCK_64X64;
357 sf->min_partition_size = BLOCK_4X4;
358 sf->adjust_partitioning_from_last_frame = 0;
359 sf->last_partitioning_redo_frequency = 4;
360 sf->constrain_copy_partition = 0;
361 sf->disable_split_mask = 0;
362 sf->mode_search_skip_flags = 0;
363 sf->force_frame_boost = 0;
364 sf->max_delta_qindex = 0;
365 sf->disable_filter_search_var_thresh = 0;
366 sf->adaptive_interp_filter_search = 0;
368 for (i = 0; i < TX_SIZES; i++) {
369 sf->intra_y_mode_mask[i] = INTRA_ALL;
370 sf->intra_uv_mode_mask[i] = INTRA_ALL;
372 sf->use_rd_breakout = 0;
373 sf->skip_encode_sb = 0;
374 sf->use_uv_intra_rd_estimate = 0;
375 sf->allow_skip_recode = 0;
376 sf->lpf_pick = LPF_PICK_FROM_FULL_IMAGE;
377 sf->use_fast_coef_updates = TWO_LOOP;
378 sf->use_fast_coef_costing = 0;
379 sf->mode_skip_start = MAX_MODES; // Mode index at which mode skip mask set
380 sf->use_nonrd_pick_mode = 0;
381 for (i = 0; i < BLOCK_SIZES; ++i)
382 sf->inter_mode_mask[i] = INTER_ALL;
383 sf->max_intra_bsize = BLOCK_64X64;
384 sf->reuse_inter_pred_sby = 0;
385 // This setting only takes effect when partition_search_type is set
386 // to FIXED_PARTITION.
387 sf->always_this_block_size = BLOCK_16X16;
388 sf->search_type_check_frequency = 50;
389 sf->encode_breakout_thresh = 0;
390 sf->elevate_newmv_thresh = 0;
391 // Recode loop tolerence %.
392 sf->recode_tolerance = 25;
393 sf->default_interp_filter = SWITCHABLE;
394 sf->tx_size_search_breakout = 0;
395 sf->partition_search_breakout_dist_thr = 0;
396 sf->partition_search_breakout_rate_thr = 0;
398 if (oxcf->mode == REALTIME)
399 set_rt_speed_feature(cpi, sf, oxcf->speed, oxcf->content);
400 else if (oxcf->mode == GOOD)
401 set_good_speed_feature(cpi, cm, sf, oxcf->speed);
403 cpi->full_search_sad = vp9_full_search_sad;
404 cpi->diamond_search_sad = oxcf->mode == BEST ? vp9_full_range_search
405 : vp9_diamond_search_sad;
406 cpi->refining_search_sad = vp9_refining_search_sad;
409 // Slow quant, dct and trellis not worthwhile for first pass
410 // so make sure they are always turned off.
412 sf->optimize_coefficients = 0;
414 // No recode for 1 pass.
415 if (oxcf->pass == 0) {
416 sf->recode_loop = DISALLOW_RECODE;
417 sf->optimize_coefficients = 0;
420 if (sf->mv.subpel_search_method == SUBPEL_TREE) {
421 cpi->find_fractional_mv_step = vp9_find_best_sub_pixel_tree;
422 } else if (sf->mv.subpel_search_method == SUBPEL_TREE_PRUNED) {
423 cpi->find_fractional_mv_step = vp9_find_best_sub_pixel_tree_pruned;
426 cpi->mb.optimize = sf->optimize_coefficients == 1 && oxcf->pass != 1;
428 if (sf->disable_split_mask == DISABLE_ALL_SPLIT)
429 sf->adaptive_pred_interp_filter = 0;
431 if (!cpi->oxcf.frame_periodic_boost) {
432 sf->max_delta_qindex = 0;
435 if (cpi->encode_breakout && oxcf->mode == REALTIME &&
436 sf->encode_breakout_thresh > cpi->encode_breakout)
437 cpi->encode_breakout = sf->encode_breakout_thresh;