summaryrefslogtreecommitdiffstats
path: root/third_party/aom/av1/encoder/rd.h
blob: 755b61df5089157fadb1ab00c5a711eaf2f9e589 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
/*
 * 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.
 */

#ifndef AOM_AV1_ENCODER_RD_H_
#define AOM_AV1_ENCODER_RD_H_

#include <limits.h>

#include "av1/common/blockd.h"

#include "av1/encoder/block.h"
#include "av1/encoder/context_tree.h"
#include "av1/encoder/cost.h"

#ifdef __cplusplus
extern "C" {
#endif

#define RDDIV_BITS 7
#define RD_EPB_SHIFT 6

#define RDCOST(RM, R, D)                                            \
  (ROUND_POWER_OF_TWO(((int64_t)(R)) * (RM), AV1_PROB_COST_SHIFT) + \
   ((D) * (1 << RDDIV_BITS)))

#define RDCOST_DBL(RM, R, D)                                       \
  (((((double)(R)) * (RM)) / (double)(1 << AV1_PROB_COST_SHIFT)) + \
   ((double)(D) * (1 << RDDIV_BITS)))

#define QIDX_SKIP_THRESH 115

#define MV_COST_WEIGHT 108
#define MV_COST_WEIGHT_SUB 120

#define RD_THRESH_MAX_FACT 64
#define RD_THRESH_INC 1

// Factor to weigh the rate for switchable interp filters.
#define SWITCHABLE_INTERP_RATE_FACTOR 1

// This enumerator type needs to be kept aligned with the mode order in
// const MODE_DEFINITION av1_mode_order[MAX_MODES] used in the rd code.
typedef enum {
  THR_NEARESTMV,
  THR_NEARESTL2,
  THR_NEARESTL3,
  THR_NEARESTB,
  THR_NEARESTA2,
  THR_NEARESTA,
  THR_NEARESTG,

  THR_NEWMV,
  THR_NEWL2,
  THR_NEWL3,
  THR_NEWB,
  THR_NEWA2,
  THR_NEWA,
  THR_NEWG,

  THR_NEARMV,
  THR_NEARL2,
  THR_NEARL3,
  THR_NEARB,
  THR_NEARA2,
  THR_NEARA,
  THR_NEARG,

  THR_GLOBALMV,
  THR_GLOBALL2,
  THR_GLOBALL3,
  THR_GLOBALB,
  THR_GLOBALA2,
  THR_GLOBALA,
  THR_GLOBALG,

  THR_COMP_NEAREST_NEARESTLA,
  THR_COMP_NEAREST_NEARESTL2A,
  THR_COMP_NEAREST_NEARESTL3A,
  THR_COMP_NEAREST_NEARESTGA,
  THR_COMP_NEAREST_NEARESTLB,
  THR_COMP_NEAREST_NEARESTL2B,
  THR_COMP_NEAREST_NEARESTL3B,
  THR_COMP_NEAREST_NEARESTGB,
  THR_COMP_NEAREST_NEARESTLA2,
  THR_COMP_NEAREST_NEARESTL2A2,
  THR_COMP_NEAREST_NEARESTL3A2,
  THR_COMP_NEAREST_NEARESTGA2,
  THR_COMP_NEAREST_NEARESTLL2,
  THR_COMP_NEAREST_NEARESTLL3,
  THR_COMP_NEAREST_NEARESTLG,
  THR_COMP_NEAREST_NEARESTBA,

  THR_COMP_NEAR_NEARLA,
  THR_COMP_NEW_NEARESTLA,
  THR_COMP_NEAREST_NEWLA,
  THR_COMP_NEW_NEARLA,
  THR_COMP_NEAR_NEWLA,
  THR_COMP_NEW_NEWLA,
  THR_COMP_GLOBAL_GLOBALLA,

  THR_COMP_NEAR_NEARL2A,
  THR_COMP_NEW_NEARESTL2A,
  THR_COMP_NEAREST_NEWL2A,
  THR_COMP_NEW_NEARL2A,
  THR_COMP_NEAR_NEWL2A,
  THR_COMP_NEW_NEWL2A,
  THR_COMP_GLOBAL_GLOBALL2A,

  THR_COMP_NEAR_NEARL3A,
  THR_COMP_NEW_NEARESTL3A,
  THR_COMP_NEAREST_NEWL3A,
  THR_COMP_NEW_NEARL3A,
  THR_COMP_NEAR_NEWL3A,
  THR_COMP_NEW_NEWL3A,
  THR_COMP_GLOBAL_GLOBALL3A,

  THR_COMP_NEAR_NEARGA,
  THR_COMP_NEW_NEARESTGA,
  THR_COMP_NEAREST_NEWGA,
  THR_COMP_NEW_NEARGA,
  THR_COMP_NEAR_NEWGA,
  THR_COMP_NEW_NEWGA,
  THR_COMP_GLOBAL_GLOBALGA,

  THR_COMP_NEAR_NEARLB,
  THR_COMP_NEW_NEARESTLB,
  THR_COMP_NEAREST_NEWLB,
  THR_COMP_NEW_NEARLB,
  THR_COMP_NEAR_NEWLB,
  THR_COMP_NEW_NEWLB,
  THR_COMP_GLOBAL_GLOBALLB,

  THR_COMP_NEAR_NEARL2B,
  THR_COMP_NEW_NEARESTL2B,
  THR_COMP_NEAREST_NEWL2B,
  THR_COMP_NEW_NEARL2B,
  THR_COMP_NEAR_NEWL2B,
  THR_COMP_NEW_NEWL2B,
  THR_COMP_GLOBAL_GLOBALL2B,

  THR_COMP_NEAR_NEARL3B,
  THR_COMP_NEW_NEARESTL3B,
  THR_COMP_NEAREST_NEWL3B,
  THR_COMP_NEW_NEARL3B,
  THR_COMP_NEAR_NEWL3B,
  THR_COMP_NEW_NEWL3B,
  THR_COMP_GLOBAL_GLOBALL3B,

  THR_COMP_NEAR_NEARGB,
  THR_COMP_NEW_NEARESTGB,
  THR_COMP_NEAREST_NEWGB,
  THR_COMP_NEW_NEARGB,
  THR_COMP_NEAR_NEWGB,
  THR_COMP_NEW_NEWGB,
  THR_COMP_GLOBAL_GLOBALGB,

  THR_COMP_NEAR_NEARLA2,
  THR_COMP_NEW_NEARESTLA2,
  THR_COMP_NEAREST_NEWLA2,
  THR_COMP_NEW_NEARLA2,
  THR_COMP_NEAR_NEWLA2,
  THR_COMP_NEW_NEWLA2,
  THR_COMP_GLOBAL_GLOBALLA2,

  THR_COMP_NEAR_NEARL2A2,
  THR_COMP_NEW_NEARESTL2A2,
  THR_COMP_NEAREST_NEWL2A2,
  THR_COMP_NEW_NEARL2A2,
  THR_COMP_NEAR_NEWL2A2,
  THR_COMP_NEW_NEWL2A2,
  THR_COMP_GLOBAL_GLOBALL2A2,

  THR_COMP_NEAR_NEARL3A2,
  THR_COMP_NEW_NEARESTL3A2,
  THR_COMP_NEAREST_NEWL3A2,
  THR_COMP_NEW_NEARL3A2,
  THR_COMP_NEAR_NEWL3A2,
  THR_COMP_NEW_NEWL3A2,
  THR_COMP_GLOBAL_GLOBALL3A2,

  THR_COMP_NEAR_NEARGA2,
  THR_COMP_NEW_NEARESTGA2,
  THR_COMP_NEAREST_NEWGA2,
  THR_COMP_NEW_NEARGA2,
  THR_COMP_NEAR_NEWGA2,
  THR_COMP_NEW_NEWGA2,
  THR_COMP_GLOBAL_GLOBALGA2,

  THR_COMP_NEAR_NEARLL2,
  THR_COMP_NEW_NEARESTLL2,
  THR_COMP_NEAREST_NEWLL2,
  THR_COMP_NEW_NEARLL2,
  THR_COMP_NEAR_NEWLL2,
  THR_COMP_NEW_NEWLL2,
  THR_COMP_GLOBAL_GLOBALLL2,

  THR_COMP_NEAR_NEARLL3,
  THR_COMP_NEW_NEARESTLL3,
  THR_COMP_NEAREST_NEWLL3,
  THR_COMP_NEW_NEARLL3,
  THR_COMP_NEAR_NEWLL3,
  THR_COMP_NEW_NEWLL3,
  THR_COMP_GLOBAL_GLOBALLL3,

  THR_COMP_NEAR_NEARLG,
  THR_COMP_NEW_NEARESTLG,
  THR_COMP_NEAREST_NEWLG,
  THR_COMP_NEW_NEARLG,
  THR_COMP_NEAR_NEWLG,
  THR_COMP_NEW_NEWLG,
  THR_COMP_GLOBAL_GLOBALLG,

  THR_COMP_NEAR_NEARBA,
  THR_COMP_NEW_NEARESTBA,
  THR_COMP_NEAREST_NEWBA,
  THR_COMP_NEW_NEARBA,
  THR_COMP_NEAR_NEWBA,
  THR_COMP_NEW_NEWBA,
  THR_COMP_GLOBAL_GLOBALBA,

  THR_DC,
  THR_PAETH,
  THR_SMOOTH,
  THR_SMOOTH_V,
  THR_SMOOTH_H,
  THR_H_PRED,
  THR_V_PRED,
  THR_D135_PRED,
  THR_D203_PRED,
  THR_D157_PRED,
  THR_D67_PRED,
  THR_D113_PRED,
  THR_D45_PRED,

  MAX_MODES,

  LAST_SINGLE_REF_MODES = THR_GLOBALG,
  MAX_SINGLE_REF_MODES = LAST_SINGLE_REF_MODES + 1,
  LAST_COMP_REF_MODES = THR_COMP_GLOBAL_GLOBALBA,
  MAX_COMP_REF_MODES = LAST_COMP_REF_MODES + 1
} THR_MODES;

typedef enum {
  THR_LAST,
  THR_LAST2,
  THR_LAST3,
  THR_BWDR,
  THR_ALTR2,
  THR_GOLD,
  THR_ALTR,

  THR_COMP_LA,
  THR_COMP_L2A,
  THR_COMP_L3A,
  THR_COMP_GA,

  THR_COMP_LB,
  THR_COMP_L2B,
  THR_COMP_L3B,
  THR_COMP_GB,

  THR_COMP_LA2,
  THR_COMP_L2A2,
  THR_COMP_L3A2,
  THR_COMP_GA2,

  THR_INTRA,

  MAX_REFS
} THR_MODES_SUB8X8;

typedef struct RD_OPT {
  // Thresh_mult is used to set a threshold for the rd score. A higher value
  // means that we will accept the best mode so far more often. This number
  // is used in combination with the current block size, and thresh_freq_fact
  // to pick a threshold.
  int thresh_mult[MAX_MODES];
  int thresh_mult_sub8x8[MAX_REFS];

  int threshes[MAX_SEGMENTS][BLOCK_SIZES_ALL][MAX_MODES];

  int64_t prediction_type_threshes[REF_FRAMES][REFERENCE_MODES];

  int RDMULT;
} RD_OPT;

static INLINE void av1_init_rd_stats(RD_STATS *rd_stats) {
#if CONFIG_RD_DEBUG
  int plane;
#endif
  rd_stats->rate = 0;
  rd_stats->dist = 0;
  rd_stats->rdcost = 0;
  rd_stats->sse = 0;
  rd_stats->skip = 1;
  rd_stats->zero_rate = 0;
  rd_stats->invalid_rate = 0;
  rd_stats->ref_rdcost = INT64_MAX;
#if CONFIG_RD_DEBUG
  // This may run into problems when monochrome video is
  // encoded, as there will only be 1 plane
  for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
    rd_stats->txb_coeff_cost[plane] = 0;
    {
      int r, c;
      for (r = 0; r < TXB_COEFF_COST_MAP_SIZE; ++r)
        for (c = 0; c < TXB_COEFF_COST_MAP_SIZE; ++c)
          rd_stats->txb_coeff_cost_map[plane][r][c] = 0;
    }
  }
#endif
}

static INLINE void av1_invalid_rd_stats(RD_STATS *rd_stats) {
#if CONFIG_RD_DEBUG
  int plane;
#endif
  rd_stats->rate = INT_MAX;
  rd_stats->dist = INT64_MAX;
  rd_stats->rdcost = INT64_MAX;
  rd_stats->sse = INT64_MAX;
  rd_stats->skip = 0;
  rd_stats->zero_rate = 0;
  rd_stats->invalid_rate = 1;
  rd_stats->ref_rdcost = INT64_MAX;
#if CONFIG_RD_DEBUG
  // This may run into problems when monochrome video is
  // encoded, as there will only be 1 plane
  for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
    rd_stats->txb_coeff_cost[plane] = INT_MAX;
    {
      int r, c;
      for (r = 0; r < TXB_COEFF_COST_MAP_SIZE; ++r)
        for (c = 0; c < TXB_COEFF_COST_MAP_SIZE; ++c)
          rd_stats->txb_coeff_cost_map[plane][r][c] = INT_MAX;
    }
  }
#endif
}

static INLINE void av1_merge_rd_stats(RD_STATS *rd_stats_dst,
                                      const RD_STATS *rd_stats_src) {
#if CONFIG_RD_DEBUG
  int plane;
#endif
  rd_stats_dst->rate += rd_stats_src->rate;
  if (!rd_stats_dst->zero_rate)
    rd_stats_dst->zero_rate = rd_stats_src->zero_rate;
  rd_stats_dst->dist += rd_stats_src->dist;
  rd_stats_dst->sse += rd_stats_src->sse;
  rd_stats_dst->skip &= rd_stats_src->skip;
  rd_stats_dst->invalid_rate &= rd_stats_src->invalid_rate;
#if CONFIG_RD_DEBUG
  // This may run into problems when monochrome video is
  // encoded, as there will only be 1 plane
  for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
    rd_stats_dst->txb_coeff_cost[plane] += rd_stats_src->txb_coeff_cost[plane];
    {
      // TODO(angiebird): optimize this part
      int r, c;
      int ref_txb_coeff_cost = 0;
      for (r = 0; r < TXB_COEFF_COST_MAP_SIZE; ++r)
        for (c = 0; c < TXB_COEFF_COST_MAP_SIZE; ++c) {
          rd_stats_dst->txb_coeff_cost_map[plane][r][c] +=
              rd_stats_src->txb_coeff_cost_map[plane][r][c];
          ref_txb_coeff_cost += rd_stats_dst->txb_coeff_cost_map[plane][r][c];
        }
      assert(ref_txb_coeff_cost == rd_stats_dst->txb_coeff_cost[plane]);
    }
  }
#endif
}

struct TileInfo;
struct TileDataEnc;
struct AV1_COMP;
struct macroblock;

int av1_compute_rd_mult(const struct AV1_COMP *cpi, int qindex);

void av1_initialize_rd_consts(struct AV1_COMP *cpi);

void av1_initialize_me_consts(const struct AV1_COMP *cpi, MACROBLOCK *x,
                              int qindex);

void av1_model_rd_from_var_lapndz(int64_t var, unsigned int n,
                                  unsigned int qstep, int *rate, int64_t *dist);

void av1_model_rd_curvfit(double xqr, double *rate_f, double *distbysse_f);
void av1_model_rd_surffit(double xm, double yl, double *rate_f,
                          double *distbysse_f);

int av1_get_switchable_rate(const AV1_COMMON *const cm, MACROBLOCK *x,
                            const MACROBLOCKD *xd);

int av1_raster_block_offset(BLOCK_SIZE plane_bsize, int raster_block,
                            int stride);

int16_t *av1_raster_block_offset_int16(BLOCK_SIZE plane_bsize, int raster_block,
                                       int16_t *base);

YV12_BUFFER_CONFIG *av1_get_scaled_ref_frame(const struct AV1_COMP *cpi,
                                             int ref_frame);

void av1_init_me_luts(void);

void av1_set_mvcost(MACROBLOCK *x, int ref, int ref_mv_idx);

void av1_get_entropy_contexts(BLOCK_SIZE bsize,
                              const struct macroblockd_plane *pd,
                              ENTROPY_CONTEXT t_above[MAX_MIB_SIZE],
                              ENTROPY_CONTEXT t_left[MAX_MIB_SIZE]);

void av1_set_rd_speed_thresholds(struct AV1_COMP *cpi);

void av1_set_rd_speed_thresholds_sub8x8(struct AV1_COMP *cpi);

void av1_update_rd_thresh_fact(const AV1_COMMON *const cm,
                               int (*fact)[MAX_MODES], int rd_thresh, int bsize,
                               int best_mode_index);

static INLINE int rd_less_than_thresh(int64_t best_rd, int thresh,
                                      int thresh_fact) {
  return best_rd < ((int64_t)thresh * thresh_fact >> 5) || thresh == INT_MAX;
}

void av1_mv_pred(const struct AV1_COMP *cpi, MACROBLOCK *x,
                 uint8_t *ref_y_buffer, int ref_y_stride, int ref_frame,
                 BLOCK_SIZE block_size);

static INLINE void set_error_per_bit(MACROBLOCK *x, int rdmult) {
  x->errorperbit = rdmult >> RD_EPB_SHIFT;
  x->errorperbit += (x->errorperbit == 0);
}

void av1_setup_pred_block(const MACROBLOCKD *xd,
                          struct buf_2d dst[MAX_MB_PLANE],
                          const YV12_BUFFER_CONFIG *src, int mi_row, int mi_col,
                          const struct scale_factors *scale,
                          const struct scale_factors *scale_uv,
                          const int num_planes);

int av1_get_intra_cost_penalty(int qindex, int qdelta,
                               aom_bit_depth_t bit_depth);

void av1_fill_mode_rates(AV1_COMMON *const cm, MACROBLOCK *x,
                         FRAME_CONTEXT *fc);

void av1_fill_coeff_costs(MACROBLOCK *x, FRAME_CONTEXT *fc,
                          const int num_planes);

#ifdef __cplusplus
}  // extern "C"
#endif

#endif  // AOM_AV1_ENCODER_RD_H_