blockd.h 41.3 KB
Newer Older
Jingning Han's avatar
Jingning Han committed
1
/*
Yaowu Xu's avatar
Yaowu Xu committed
2
 * Copyright (c) 2016, Alliance for Open Media. All rights reserved
Jingning Han's avatar
Jingning Han committed
3
 *
Yaowu Xu's avatar
Yaowu Xu committed
4 5 6 7 8 9
 * 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.
Jingning Han's avatar
Jingning Han committed
10 11
 */

Yaowu Xu's avatar
Yaowu Xu committed
12 13
#ifndef AV1_COMMON_BLOCKD_H_
#define AV1_COMMON_BLOCKD_H_
Jingning Han's avatar
Jingning Han committed
14

Yaowu Xu's avatar
Yaowu Xu committed
15
#include "./aom_config.h"
Jingning Han's avatar
Jingning Han committed
16

Yaowu Xu's avatar
Yaowu Xu committed
17
#include "aom_dsp/aom_dsp_common.h"
18 19 20 21 22 23 24 25 26 27 28
#include "aom_ports/mem.h"
#include "aom_scale/yv12config.h"

#include "av1/common/common_data.h"
#include "av1/common/quant_common.h"
#include "av1/common/entropy.h"
#include "av1/common/entropymode.h"
#include "av1/common/mv.h"
#include "av1/common/scale.h"
#include "av1/common/seg_common.h"
#include "av1/common/tile_common.h"
29 30 31 32 33
#if CONFIG_PVQ
#include "av1/common/pvq.h"
#include "av1/common/pvq_state.h"
#include "av1/decoder/decint.h"
#endif
34 35 36
#if CONFIG_CFL
#include "av1/common/cfl.h"
#endif
Jingning Han's avatar
Jingning Han committed
37 38 39 40
#ifdef __cplusplus
extern "C" {
#endif

41
#define SUB8X8_COMP_REF (!(CONFIG_CB4X4 && CONFIG_CHROMA_2X2))
42

Jingning Han's avatar
Jingning Han committed
43 44
#define MAX_MB_PLANE 3

45
#if CONFIG_EXT_INTER
46

47
#if CONFIG_COMPOUND_SEGMENT
48 49 50 51 52 53 54
// Set COMPOUND_SEGMENT_TYPE to one of the three
// 0: Uniform
// 1: Difference weighted
#define COMPOUND_SEGMENT_TYPE 1

#if COMPOUND_SEGMENT_TYPE == 0
#define MAX_SEG_MASK_BITS 1
55 56 57 58 59 60
// SEG_MASK_TYPES should not surpass 1 << MAX_SEG_MASK_BITS
typedef enum {
  UNIFORM_45 = 0,
  UNIFORM_45_INV,
  SEG_MASK_TYPES,
} SEG_MASK_TYPE;
61 62 63 64 65

#elif COMPOUND_SEGMENT_TYPE == 1
#define MAX_SEG_MASK_BITS 1
// SEG_MASK_TYPES should not surpass 1 << MAX_SEG_MASK_BITS
typedef enum {
Yaowu Xu's avatar
Yaowu Xu committed
66 67
  DIFFWTD_42 = 0,
  DIFFWTD_42_INV,
68 69 70 71
  SEG_MASK_TYPES,
} SEG_MASK_TYPE;

#endif  // COMPOUND_SEGMENT_TYPE
72
#endif  // CONFIG_COMPOUND_SEGMENT
73
#endif  // CONFIG_EXT_INTER
74

Jingning Han's avatar
Jingning Han committed
75 76 77 78 79 80 81
typedef enum {
  KEY_FRAME = 0,
  INTER_FRAME = 1,
  FRAME_TYPES,
} FRAME_TYPE;

static INLINE int is_inter_mode(PREDICTION_MODE mode) {
Yue Chen's avatar
Yue Chen committed
82
#if CONFIG_EXT_INTER
83
  return mode >= NEARESTMV && mode <= NEW_NEWMV;
Yue Chen's avatar
Yue Chen committed
84
#else
Jingning Han's avatar
Jingning Han committed
85
  return mode >= NEARESTMV && mode <= NEWMV;
Yue Chen's avatar
Yue Chen committed
86 87 88
#endif  // CONFIG_EXT_INTER
}

89 90 91 92 93
#if CONFIG_PVQ
typedef struct PVQ_INFO {
  int theta[PVQ_MAX_PARTITIONS];
  int qg[PVQ_MAX_PARTITIONS];
  int k[PVQ_MAX_PARTITIONS];
94
  od_coeff y[OD_TXSIZE_MAX * OD_TXSIZE_MAX];
95 96 97 98 99
  int nb_bands;
  int off[PVQ_MAX_PARTITIONS];
  int size[PVQ_MAX_PARTITIONS];
  int skip_rest;
  int skip_dir;
ltrudeau's avatar
ltrudeau committed
100 101 102 103
  int bs;  // log of the block size minus two,
           // i.e. equivalent to aom's TX_SIZE
  // Block skip info, indicating whether DC/AC, is coded.
  PVQ_SKIP_TYPE ac_dc_coded;  // bit0: DC coded, bit1 : AC coded (1 means coded)
104 105 106 107 108 109 110 111 112 113 114
  tran_low_t dq_dc_residue;
} PVQ_INFO;

typedef struct PVQ_QUEUE {
  PVQ_INFO *buf;  // buffer for pvq info, stored in encoding order
  int curr_pos;   // curr position to write PVQ_INFO
  int buf_len;    // allocated buffer length
  int last_pos;   // last written position of PVQ_INFO in a tile
} PVQ_QUEUE;
#endif

115 116 117 118 119
typedef struct {
  uint8_t *plane[MAX_MB_PLANE];
  int stride[MAX_MB_PLANE];
} BUFFER_SET;

Yue Chen's avatar
Yue Chen committed
120
#if CONFIG_EXT_INTER
121
static INLINE int is_inter_singleref_mode(PREDICTION_MODE mode) {
122
  return mode >= NEARESTMV && mode <= NEWMV;
123
}
124 125 126 127 128
#if CONFIG_COMPOUND_SINGLEREF
static INLINE int is_inter_singleref_comp_mode(PREDICTION_MODE mode) {
  return mode >= SR_NEAREST_NEARMV && mode <= SR_NEW_NEWMV;
}
#endif  // CONFIG_COMPOUND_SINGLEREF
129 130 131 132
static INLINE int is_inter_compound_mode(PREDICTION_MODE mode) {
  return mode >= NEAREST_NEARESTMV && mode <= NEW_NEWMV;
}

133 134
static INLINE PREDICTION_MODE compound_ref0_mode(PREDICTION_MODE mode) {
  static PREDICTION_MODE lut[MB_MODE_COUNT] = {
135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151
    MB_MODE_COUNT,  // DC_PRED
    MB_MODE_COUNT,  // V_PRED
    MB_MODE_COUNT,  // H_PRED
    MB_MODE_COUNT,  // D45_PRED
    MB_MODE_COUNT,  // D135_PRED
    MB_MODE_COUNT,  // D117_PRED
    MB_MODE_COUNT,  // D153_PRED
    MB_MODE_COUNT,  // D207_PRED
    MB_MODE_COUNT,  // D63_PRED
#if CONFIG_ALT_INTRA
    MB_MODE_COUNT,  // SMOOTH_PRED
#endif              // CONFIG_ALT_INTRA
    MB_MODE_COUNT,  // TM_PRED
    MB_MODE_COUNT,  // NEARESTMV
    MB_MODE_COUNT,  // NEARMV
    MB_MODE_COUNT,  // ZEROMV
    MB_MODE_COUNT,  // NEWMV
152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168
#if CONFIG_COMPOUND_SINGLEREF
    NEARESTMV,  // SR_NEAREST_NEARMV
    NEARESTMV,  // SR_NEAREST_NEWMV
    NEARMV,     // SR_NEAR_NEWMV
    ZEROMV,     // SR_ZERO_NEWMV
    NEWMV,      // SR_NEW_NEWMV
#endif          // CONFIG_COMPOUND_SINGLEREF
    NEARESTMV,  // NEAREST_NEARESTMV
    NEARESTMV,  // NEAREST_NEARMV
    NEARMV,     // NEAR_NEARESTMV
    NEARMV,     // NEAR_NEARMV
    NEARESTMV,  // NEAREST_NEWMV
    NEWMV,      // NEW_NEARESTMV
    NEARMV,     // NEAR_NEWMV
    NEWMV,      // NEW_NEARMV
    ZEROMV,     // ZERO_ZEROMV
    NEWMV,      // NEW_NEWMV
169 170 171 172 173 174 175
  };
  assert(is_inter_compound_mode(mode));
  return lut[mode];
}

static INLINE PREDICTION_MODE compound_ref1_mode(PREDICTION_MODE mode) {
  static PREDICTION_MODE lut[MB_MODE_COUNT] = {
176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192
    MB_MODE_COUNT,  // DC_PRED
    MB_MODE_COUNT,  // V_PRED
    MB_MODE_COUNT,  // H_PRED
    MB_MODE_COUNT,  // D45_PRED
    MB_MODE_COUNT,  // D135_PRED
    MB_MODE_COUNT,  // D117_PRED
    MB_MODE_COUNT,  // D153_PRED
    MB_MODE_COUNT,  // D207_PRED
    MB_MODE_COUNT,  // D63_PRED
#if CONFIG_ALT_INTRA
    MB_MODE_COUNT,  // SMOOTH_PRED
#endif              // CONFIG_ALT_INTRA
    MB_MODE_COUNT,  // TM_PRED
    MB_MODE_COUNT,  // NEARESTMV
    MB_MODE_COUNT,  // NEARMV
    MB_MODE_COUNT,  // ZEROMV
    MB_MODE_COUNT,  // NEWMV
193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209
#if CONFIG_COMPOUND_SINGLEREF
    NEARMV,     // SR_NEAREST_NEARMV
    NEWMV,      // SR_NEAREST_NEWMV
    NEWMV,      // SR_NEAR_NEWMV
    NEWMV,      // SR_ZERO_NEWMV
    NEWMV,      // SR_NEW_NEWMV
#endif          // CONFIG_COMPOUND_SINGLEREF
    NEARESTMV,  // NEAREST_NEARESTMV
    NEARMV,     // NEAREST_NEARMV
    NEARESTMV,  // NEAR_NEARESTMV
    NEARMV,     // NEAR_NEARMV
    NEWMV,      // NEAREST_NEWMV
    NEARESTMV,  // NEW_NEARESTMV
    NEWMV,      // NEAR_NEWMV
    NEARMV,     // NEW_NEARMV
    ZEROMV,     // ZERO_ZEROMV
    NEWMV,      // NEW_NEWMV
210 211 212 213 214
  };
  assert(is_inter_compound_mode(mode));
  return lut[mode];
}

David Barker's avatar
David Barker committed
215 216 217 218 219
static INLINE int have_nearmv_in_inter_mode(PREDICTION_MODE mode) {
  return (mode == NEARMV || mode == NEAR_NEARMV || mode == NEAREST_NEARMV ||
          mode == NEAR_NEARESTMV || mode == NEAR_NEWMV || mode == NEW_NEARMV);
}

Yue Chen's avatar
Yue Chen committed
220
static INLINE int have_newmv_in_inter_mode(PREDICTION_MODE mode) {
221 222
  return (mode == NEWMV || mode == NEW_NEWMV || mode == NEAREST_NEWMV ||
          mode == NEW_NEARESTMV || mode == NEAR_NEWMV || mode == NEW_NEARMV);
Jingning Han's avatar
Jingning Han committed
223
}
224

225
static INLINE int use_masked_motion_search(COMPOUND_TYPE type) {
226
#if CONFIG_WEDGE
227
  return (type == COMPOUND_WEDGE);
228 229 230 231
#else
  (void)type;
  return 0;
#endif
232 233
}

234
static INLINE int is_masked_compound_type(COMPOUND_TYPE type) {
235
#if CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
236
  return (type == COMPOUND_WEDGE || type == COMPOUND_SEG);
237
#elif !CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
238
  return (type == COMPOUND_WEDGE);
239 240
#elif CONFIG_COMPOUND_SEGMENT && !CONFIG_WEDGE
  return (type == COMPOUND_SEG);
241
#endif  // CONFIG_COMPOUND_SEGMENT
242 243
  (void)type;
  return 0;
244
}
245 246
#else

David Barker's avatar
David Barker committed
247 248 249 250
static INLINE int have_nearmv_in_inter_mode(PREDICTION_MODE mode) {
  return (mode == NEARMV);
}

251 252 253
static INLINE int have_newmv_in_inter_mode(PREDICTION_MODE mode) {
  return (mode == NEWMV);
}
Yue Chen's avatar
Yue Chen committed
254
#endif  // CONFIG_EXT_INTER
Jingning Han's avatar
Jingning Han committed
255 256 257 258 259 260 261 262

/* For keyframes, intra block modes are predicted by the (already decoded)
   modes for the Y blocks to the left and above us; for interframes, there
   is a single probability table. */

typedef struct {
  PREDICTION_MODE as_mode;
  int_mv as_mv[2];  // first, second inter predictor motion vectors
Jingning Han's avatar
Jingning Han committed
263
#if CONFIG_REF_MV
Yaowu Xu's avatar
Yaowu Xu committed
264
  int_mv pred_mv[2];
Jingning Han's avatar
Jingning Han committed
265
#endif
Yue Chen's avatar
Yue Chen committed
266 267 268
#if CONFIG_EXT_INTER
  int_mv ref_mv[2];
#endif  // CONFIG_EXT_INTER
Jingning Han's avatar
Jingning Han committed
269 270 271 272
} b_mode_info;

typedef int8_t MV_REFERENCE_FRAME;

273
#if CONFIG_PALETTE
hui su's avatar
hui su committed
274 275 276
typedef struct {
  // Number of base colors for Y (0) and UV (1)
  uint8_t palette_size[2];
clang-format's avatar
clang-format committed
277
// Value of base colors for Y, U, and V
278
#if CONFIG_HIGHBITDEPTH
hui su's avatar
hui su committed
279 280 281
  uint16_t palette_colors[3 * PALETTE_MAX_SIZE];
#else
  uint8_t palette_colors[3 * PALETTE_MAX_SIZE];
282
#endif  // CONFIG_HIGHBITDEPTH
hui su's avatar
hui su committed
283 284 285 286
  // Only used by encoder to store the color index of the top left pixel.
  // TODO(huisu): move this to encoder
  uint8_t palette_first_color_idx[2];
} PALETTE_MODE_INFO;
287
#endif  // CONFIG_PALETTE
hui su's avatar
hui su committed
288

289
#if CONFIG_FILTER_INTRA
290
#define USE_3TAP_INTRA_FILTER 1  // 0: 4-tap; 1: 3-tap
hui su's avatar
hui su committed
291 292
typedef struct {
  // 1: an ext intra mode is used; 0: otherwise.
293 294 295 296
  uint8_t use_filter_intra_mode[PLANE_TYPES];
  FILTER_INTRA_MODE filter_intra_mode[PLANE_TYPES];
} FILTER_INTRA_MODE_INFO;
#endif  // CONFIG_FILTER_INTRA
hui su's avatar
hui su committed
297

Angie Chiang's avatar
Angie Chiang committed
298
#if CONFIG_VAR_TX
299
#if CONFIG_RD_DEBUG
Angie Chiang's avatar
Angie Chiang committed
300
#define TXB_COEFF_COST_MAP_SIZE (2 * MAX_MIB_SIZE)
301 302
#endif
#endif
Angie Chiang's avatar
Angie Chiang committed
303 304 305 306

typedef struct RD_STATS {
  int rate;
  int64_t dist;
Angie Chiang's avatar
Angie Chiang committed
307 308 309 310 311
  // Please be careful of using rdcost, it's not guaranteed to be set all the
  // time.
  // TODO(angiebird): Create a set of functions to manipulate the RD_STATS. In
  // these functions, make sure rdcost is always up-to-date according to
  // rate/dist.
Angie Chiang's avatar
Angie Chiang committed
312
  int64_t rdcost;
Angie Chiang's avatar
Angie Chiang committed
313
  int64_t sse;
Angie Chiang's avatar
Angie Chiang committed
314
  int skip;  // sse should equal to dist when skip == 1
Angie Chiang's avatar
Angie Chiang committed
315 316
#if CONFIG_RD_DEBUG
  int txb_coeff_cost[MAX_MB_PLANE];
317
#if CONFIG_VAR_TX
Angie Chiang's avatar
Angie Chiang committed
318 319
  int txb_coeff_cost_map[MAX_MB_PLANE][TXB_COEFF_COST_MAP_SIZE]
                        [TXB_COEFF_COST_MAP_SIZE];
320 321
#endif  // CONFIG_VAR_TX
#endif  // CONFIG_RD_DEBUG
Angie Chiang's avatar
Angie Chiang committed
322 323
} RD_STATS;

324 325
#if CONFIG_EXT_INTER
typedef struct {
326
  COMPOUND_TYPE type;
327 328
  int wedge_index;
  int wedge_sign;
329
#if CONFIG_COMPOUND_SEGMENT
330
  SEG_MASK_TYPE mask_type;
331
  DECLARE_ALIGNED(16, uint8_t, seg_mask[2 * MAX_SB_SQUARE]);
332
#endif  // CONFIG_COMPOUND_SEGMENT
333 334 335
} INTERINTER_COMPOUND_DATA;
#endif  // CONFIG_EXT_INTER

Jingning Han's avatar
Jingning Han committed
336 337 338 339 340 341
// This structure now relates to 8x8 block regions.
typedef struct {
  // Common for both INTER and INTRA blocks
  BLOCK_SIZE sb_type;
  PREDICTION_MODE mode;
  TX_SIZE tx_size;
342
#if CONFIG_VAR_TX
343 344
  // TODO(jingning): This effectively assigned a separate entry for each
  // 8x8 block. Apparently it takes much more space than needed.
345
  TX_SIZE inter_tx_size[MAX_MIB_SIZE][MAX_MIB_SIZE];
346
  TX_SIZE min_tx_size;
347
#endif
Jingning Han's avatar
Jingning Han committed
348 349
  int8_t skip;
  int8_t segment_id;
350 351 352
#if CONFIG_SUPERTX
  // Minimum of all segment IDs under the current supertx block.
  int8_t segment_id_supertx;
clang-format's avatar
clang-format committed
353
#endif                      // CONFIG_SUPERTX
Jingning Han's avatar
Jingning Han committed
354 355 356 357
  int8_t seg_id_predicted;  // valid only when temporal_update is enabled

  // Only for INTRA blocks
  PREDICTION_MODE uv_mode;
358
#if CONFIG_PALETTE
hui su's avatar
hui su committed
359
  PALETTE_MODE_INFO palette_mode_info;
360
#endif  // CONFIG_PALETTE
Alex Converse's avatar
Alex Converse committed
361 362 363
#if CONFIG_INTRABC
  uint8_t use_intrabc;
#endif  // CONFIG_INTRABC
Jingning Han's avatar
Jingning Han committed
364

clang-format's avatar
clang-format committed
365
// Only for INTER blocks
366
#if CONFIG_DUAL_FILTER
James Zern's avatar
James Zern committed
367
  InterpFilter interp_filter[4];
368
#else
James Zern's avatar
James Zern committed
369
  InterpFilter interp_filter;
370
#endif
Jingning Han's avatar
Jingning Han committed
371
  MV_REFERENCE_FRAME ref_frame[2];
hui su's avatar
hui su committed
372
  TX_TYPE tx_type;
Angie Chiang's avatar
Angie Chiang committed
373
#if CONFIG_TXK_SEL
Angie Chiang's avatar
Angie Chiang committed
374 375
  TX_TYPE txk_type[MAX_SB_SQUARE / (TX_SIZE_W_MIN * TX_SIZE_H_MIN)];
#endif
Jingning Han's avatar
Jingning Han committed
376

377 378 379
#if CONFIG_FILTER_INTRA
  FILTER_INTRA_MODE_INFO filter_intra_mode_info;
#endif  // CONFIG_FILTER_INTRA
hui su's avatar
hui su committed
380
#if CONFIG_EXT_INTRA
hui su's avatar
hui su committed
381
  // The actual prediction angle is the base angle + (angle_delta * step).
hui su's avatar
hui su committed
382
  int8_t angle_delta[2];
hui su's avatar
hui su committed
383
#if CONFIG_INTRA_INTERP
384 385
  // To-Do (huisu): this may be replaced by interp_filter
  INTRA_FILTER intra_filter;
hui su's avatar
hui su committed
386
#endif  // CONFIG_INTRA_INTERP
hui su's avatar
hui su committed
387 388
#endif  // CONFIG_EXT_INTRA

389
#if CONFIG_EXT_INTER
390
  INTERINTRA_MODE interintra_mode;
391 392 393
  // TODO(debargha): Consolidate these flags
  int use_wedge_interintra;
  int interintra_wedge_index;
Debargha Mukherjee's avatar
Debargha Mukherjee committed
394
  int interintra_wedge_sign;
395
  INTERINTER_COMPOUND_DATA interinter_compound_data;
396
#endif  // CONFIG_EXT_INTER
Yue Chen's avatar
Yue Chen committed
397
  MOTION_MODE motion_mode;
398 399 400
#if CONFIG_MOTION_VAR
  int overlappable_neighbors[2];
#endif  // CONFIG_MOTION_VAR
Jingning Han's avatar
Jingning Han committed
401
  int_mv mv[2];
402
  int_mv pred_mv[2];
403 404 405
#if CONFIG_REF_MV
  uint8_t ref_mv_idx;
#endif
406 407 408
#if CONFIG_EXT_PARTITION_TYPES
  PARTITION_TYPE partition;
#endif
409 410 411 412
#if CONFIG_NEW_QUANT
  int dq_off_index;
  int send_dq_bit;
#endif  // CONFIG_NEW_QUANT
Yaowu Xu's avatar
Yaowu Xu committed
413
  /* deringing gain *per-superblock* */
414
  int8_t cdef_strength;
415 416
#if CONFIG_DELTA_Q
  int current_q_index;
Fangwen Fu's avatar
Fangwen Fu committed
417 418 419
#if CONFIG_EXT_DELTA_Q
  int current_delta_lf_from_base;
#endif
420
#endif
421
#if CONFIG_RD_DEBUG
Angie Chiang's avatar
Angie Chiang committed
422
  RD_STATS rd_stats;
423 424 425
  int mi_row;
  int mi_col;
#endif
Yue Chen's avatar
Yue Chen committed
426 427 428 429
#if CONFIG_WARPED_MOTION
  int num_proj_ref[2];
  WarpedMotionParams wm_params[2];
#endif  // CONFIG_WARPED_MOTION
430 431

  BOUNDARY_TYPE boundary_info;
Jingning Han's avatar
Jingning Han committed
432 433 434 435 436 437 438
} MB_MODE_INFO;

typedef struct MODE_INFO {
  MB_MODE_INFO mbmi;
  b_mode_info bmi[4];
} MODE_INFO;

Alex Converse's avatar
Alex Converse committed
439 440 441 442 443 444
#if CONFIG_INTRABC
static INLINE int is_intrabc_block(const MB_MODE_INFO *mbmi) {
  return mbmi->use_intrabc;
}
#endif

Jingning Han's avatar
Jingning Han committed
445
static INLINE PREDICTION_MODE get_y_mode(const MODE_INFO *mi, int block) {
446 447 448 449
#if CONFIG_CB4X4
  (void)block;
  return mi->mbmi.mode;
#else
clang-format's avatar
clang-format committed
450
  return mi->mbmi.sb_type < BLOCK_8X8 ? mi->bmi[block].as_mode : mi->mbmi.mode;
451
#endif
Jingning Han's avatar
Jingning Han committed
452 453 454
}

static INLINE int is_inter_block(const MB_MODE_INFO *mbmi) {
Alex Converse's avatar
Alex Converse committed
455 456 457
#if CONFIG_INTRABC
  if (is_intrabc_block(mbmi)) return 1;
#endif
Jingning Han's avatar
Jingning Han committed
458 459 460 461 462 463 464
  return mbmi->ref_frame[0] > INTRA_FRAME;
}

static INLINE int has_second_ref(const MB_MODE_INFO *mbmi) {
  return mbmi->ref_frame[1] > INTRA_FRAME;
}

Yaowu Xu's avatar
Yaowu Xu committed
465 466
PREDICTION_MODE av1_left_block_mode(const MODE_INFO *cur_mi,
                                    const MODE_INFO *left_mi, int b);
Jingning Han's avatar
Jingning Han committed
467

Yaowu Xu's avatar
Yaowu Xu committed
468 469
PREDICTION_MODE av1_above_block_mode(const MODE_INFO *cur_mi,
                                     const MODE_INFO *above_mi, int b);
Jingning Han's avatar
Jingning Han committed
470

471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489
#if CONFIG_GLOBAL_MOTION
static INLINE int is_global_mv_block(const MODE_INFO *mi, int block,
                                     TransformationType type) {
  PREDICTION_MODE mode = get_y_mode(mi, block);
#if GLOBAL_SUB8X8_USED
  const int block_size_allowed = 1;
#else
  const BLOCK_SIZE bsize = mi->mbmi.sb_type;
  const int block_size_allowed = (bsize >= BLOCK_8X8);
#endif  // GLOBAL_SUB8X8_USED
#if CONFIG_EXT_INTER
  return (mode == ZEROMV || mode == ZERO_ZEROMV) && type > TRANSLATION &&
         block_size_allowed;
#else
  return mode == ZEROMV && type > TRANSLATION && block_size_allowed;
#endif  // CONFIG_EXT_INTER
}
#endif  // CONFIG_GLOBAL_MOTION

clang-format's avatar
clang-format committed
490
enum mv_precision { MV_PRECISION_Q3, MV_PRECISION_Q4 };
Jingning Han's avatar
Jingning Han committed
491 492 493

struct buf_2d {
  uint8_t *buf;
494 495 496
  uint8_t *buf0;
  int width;
  int height;
Jingning Han's avatar
Jingning Han committed
497 498 499
  int stride;
};

Angie Chiang's avatar
Angie Chiang committed
500
typedef struct macroblockd_plane {
Jingning Han's avatar
Jingning Han committed
501 502 503 504 505 506 507 508 509
  tran_low_t *dqcoeff;
  PLANE_TYPE plane_type;
  int subsampling_x;
  int subsampling_y;
  struct buf_2d dst;
  struct buf_2d pre[2];
  ENTROPY_CONTEXT *above_context;
  ENTROPY_CONTEXT *left_context;
  int16_t seg_dequant[MAX_SEGMENTS][2];
510
#if CONFIG_NEW_QUANT
clang-format's avatar
clang-format committed
511 512
  dequant_val_type_nuq seg_dequant_nuq[MAX_SEGMENTS][QUANT_PROFILES]
                                      [COEF_BANDS];
513
#endif
514
#if CONFIG_PALETTE
hui su's avatar
hui su committed
515
  uint8_t *color_index_map;
516
#endif  // CONFIG_PALETTE
Jingning Han's avatar
Jingning Han committed
517 518 519 520 521

  // number of 4x4s in current block
  uint16_t n4_w, n4_h;
  // log2 of n4_w, n4_h
  uint8_t n4_wl, n4_hl;
522 523
  // block size in pixels
  uint8_t width, height;
Jingning Han's avatar
Jingning Han committed
524

525 526 527
#if CONFIG_AOM_QM
  const qm_val_t *seg_iqmatrix[MAX_SEGMENTS][2][TX_SIZES];
#endif
Jingning Han's avatar
Jingning Han committed
528 529
  // encoder
  const int16_t *dequant;
530
#if CONFIG_NEW_QUANT
clang-format's avatar
clang-format committed
531
  const dequant_val_type_nuq *dequant_val_nuq[QUANT_PROFILES];
532
#endif  // CONFIG_NEW_QUANT
533 534 535
#if CONFIG_AOM_QM
  const qm_val_t *seg_qmatrix[MAX_SEGMENTS][2][TX_SIZES];
#endif
536

Yushin Cho's avatar
Yushin Cho committed
537
#if CONFIG_PVQ || CONFIG_DAALA_DIST
538 539 540 541
  DECLARE_ALIGNED(16, int16_t, pred[MAX_SB_SQUARE]);
  // PVQ: forward transformed predicted image, a reference for PVQ.
  tran_low_t *pvq_ref_coeff;
#endif
Angie Chiang's avatar
Angie Chiang committed
542
} MACROBLOCKD_PLANE;
Jingning Han's avatar
Jingning Han committed
543

544 545
#define BLOCK_OFFSET(x, i) \
  ((x) + (i) * (1 << (tx_size_wide_log2[0] + tx_size_high_log2[0])))
Jingning Han's avatar
Jingning Han committed
546 547 548

typedef struct RefBuffer {
  // TODO(dkovalev): idx is not really required and should be removed, now it
Yaowu Xu's avatar
Yaowu Xu committed
549
  // is used in av1_onyxd_if.c
Jingning Han's avatar
Jingning Han committed
550 551 552 553 554
  int idx;
  YV12_BUFFER_CONFIG *buf;
  struct scale_factors sf;
} RefBuffer;

555
typedef int16_t EobThresholdMD[TX_SIZES_ALL][TX_TYPES];
Luc Trudeau's avatar
Luc Trudeau committed
556

Jingning Han's avatar
Jingning Han committed
557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574
typedef struct macroblockd {
  struct macroblockd_plane plane[MAX_MB_PLANE];
  uint8_t bmode_blocks_wl;
  uint8_t bmode_blocks_hl;

  FRAME_COUNTS *counts;
  TileInfo tile;

  int mi_stride;

  MODE_INFO **mi;
  MODE_INFO *left_mi;
  MODE_INFO *above_mi;
  MB_MODE_INFO *left_mbmi;
  MB_MODE_INFO *above_mbmi;

  int up_available;
  int left_available;
575 576 577 578
#if CONFIG_CHROMA_SUB8X8
  int chroma_up_available;
  int chroma_left_available;
#endif
Jingning Han's avatar
Jingning Han committed
579

Yaowu Xu's avatar
Yaowu Xu committed
580
  const aom_prob (*partition_probs)[PARTITION_TYPES - 1];
Jingning Han's avatar
Jingning Han committed
581 582 583 584 585 586 587 588 589 590

  /* Distance of MB away from frame edges */
  int mb_to_left_edge;
  int mb_to_right_edge;
  int mb_to_top_edge;
  int mb_to_bottom_edge;

  FRAME_CONTEXT *fc;

  /* pointers to reference frames */
591
  const RefBuffer *block_refs[2];
Jingning Han's avatar
Jingning Han committed
592 593 594 595

  /* pointer to current frame */
  const YV12_BUFFER_CONFIG *cur_buf;

596 597 598 599 600
#if CONFIG_INTRABC
  /* Scale of the current frame with respect to itself */
  struct scale_factors sf_identity;
#endif

Jingning Han's avatar
Jingning Han committed
601
  ENTROPY_CONTEXT *above_context[MAX_MB_PLANE];
602
  ENTROPY_CONTEXT left_context[MAX_MB_PLANE][2 * MAX_MIB_SIZE];
Jingning Han's avatar
Jingning Han committed
603 604

  PARTITION_CONTEXT *above_seg_context;
605
  PARTITION_CONTEXT left_seg_context[MAX_MIB_SIZE];
Jingning Han's avatar
Jingning Han committed
606

607 608 609
#if CONFIG_VAR_TX
  TXFM_CONTEXT *above_txfm_context;
  TXFM_CONTEXT *left_txfm_context;
610
  TXFM_CONTEXT left_txfm_context_buffer[MAX_MIB_SIZE];
611

612
  TX_SIZE max_tx_size;
613 614 615
#if CONFIG_SUPERTX
  TX_SIZE supertx_size;
#endif
616 617
#endif

618
  // block dimension in the unit of mode_info.
619 620
  uint8_t n8_w, n8_h;

621
#if CONFIG_REF_MV
622 623
  uint8_t ref_mv_count[MODE_CTX_REF_FRAMES];
  CANDIDATE_MV ref_mv_stack[MODE_CTX_REF_FRAMES][MAX_REF_MV_STACK_SIZE];
624
  uint8_t is_sec_rect;
625 626
#endif

627 628 629
#if CONFIG_PVQ
  daala_dec_ctx daala_dec;
#endif
630 631 632
#if CONFIG_EC_ADAPT
  FRAME_CONTEXT *tile_ctx;
#endif
633
#if CONFIG_HIGHBITDEPTH
Jingning Han's avatar
Jingning Han committed
634 635 636 637
  /* Bit depth: 8, 10, 12 */
  int bd;
#endif

638
  int qindex[MAX_SEGMENTS];
639
  int lossless[MAX_SEGMENTS];
Jingning Han's avatar
Jingning Han committed
640 641
  int corrupted;

Yaowu Xu's avatar
Yaowu Xu committed
642
  struct aom_internal_error_info *error_info;
643
#if CONFIG_GLOBAL_MOTION
644
  WarpedMotionParams *global_motion;
645
#endif  // CONFIG_GLOBAL_MOTION
646 647 648 649
#if CONFIG_DELTA_Q
  int prev_qindex;
  int delta_qindex;
  int current_qindex;
Fangwen Fu's avatar
Fangwen Fu committed
650 651 652 653 654 655 656 657 658 659
#if CONFIG_EXT_DELTA_Q
  // Since actual frame level loop filtering level value is not available
  // at the beginning of the tile (only available during actual filtering)
  // at encoder side.we record the delta_lf (against the frame level loop
  // filtering level) and code the delta between previous superblock's delta
  // lf and current delta lf. It is equivalent to the delta between previous
  // superblock's actual lf and current lf.
  int prev_delta_lf_from_base;
  int current_delta_lf_from_base;
#endif
660
#endif
661 662 663
#if CONFIG_ADAPT_SCAN
  const EobThresholdMD *eob_threshold_md;
#endif
Luc Trudeau's avatar
Luc Trudeau committed
664 665 666 667

#if CONFIG_CFL
  CFL_CTX *cfl;
#endif
Jingning Han's avatar
Jingning Han committed
668 669 670 671
} MACROBLOCKD;

static INLINE BLOCK_SIZE get_subsize(BLOCK_SIZE bsize,
                                     PARTITION_TYPE partition) {
672
  if (partition == PARTITION_INVALID)
673
    return BLOCK_INVALID;
674 675
  else
    return subsize_lookup[partition][bsize];
676 677
}

678
static const TX_TYPE intra_mode_to_tx_type_context[INTRA_MODES] = {
Jingning Han's avatar
Jingning Han committed
679 680 681 682 683 684 685 686 687
  DCT_DCT,    // DC
  ADST_DCT,   // V
  DCT_ADST,   // H
  DCT_DCT,    // D45
  ADST_ADST,  // D135
  ADST_DCT,   // D117
  DCT_ADST,   // D153
  DCT_ADST,   // D207
  ADST_DCT,   // D63
688 689 690
#if CONFIG_ALT_INTRA
  ADST_ADST,  // SMOOTH
#endif        // CONFIG_ALT_INTRA
Jingning Han's avatar
Jingning Han committed
691 692 693
  ADST_ADST,  // TM
};

694 695
#if CONFIG_SUPERTX
static INLINE int supertx_enabled(const MB_MODE_INFO *mbmi) {
Jingning Han's avatar
Jingning Han committed
696 697 698
  TX_SIZE max_tx_size = txsize_sqr_map[mbmi->tx_size];
  return tx_size_wide[max_tx_size] >
         AOMMIN(block_size_wide[mbmi->sb_type], block_size_high[mbmi->sb_type]);
699 700 701
}
#endif  // CONFIG_SUPERTX

702
#define USE_TXTYPE_SEARCH_FOR_SUB8X8_IN_CB4X4 1
703

704 705 706 707
#if CONFIG_RECT_TX
static INLINE int is_rect_tx(TX_SIZE tx_size) { return tx_size >= TX_SIZES; }
#endif  // CONFIG_RECT_TX

708
#if CONFIG_EXT_TX
clang-format's avatar
clang-format committed
709
#define ALLOW_INTRA_EXT_TX 1
710

711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733
typedef enum {
  // DCT only
  EXT_TX_SET_DCTONLY = 0,
  // DCT + Identity only
  EXT_TX_SET_DCT_IDTX = 1,
  // Discrete Trig transforms w/o flip (4) + Identity (1)
  EXT_TX_SET_DTT4_IDTX = 2,
  // Discrete Trig transforms w/o flip (4) + Identity (1) + 1D Hor/vert DCT (2)
  EXT_TX_SET_DTT4_IDTX_1DDCT = 3,
  // Discrete Trig transforms w/ flip (9) + Identity (1) + 1D Hor/Ver DCT (2)
  EXT_TX_SET_DTT9_IDTX_1DDCT = 4,
  // Discrete Trig transforms w/ flip (9) + Identity (1) + 1D Hor/Ver (6)
  EXT_TX_SET_ALL16 = 5,
  EXT_TX_SET_TYPES
} TxSetType;

// Number of transform types in each set type
static const int num_ext_tx_set[EXT_TX_SET_TYPES] = { 1, 2, 5, 7, 12, 16 };

// Maps intra set index to the set type
static const int ext_tx_set_type_intra[EXT_TX_SETS_INTRA] = {
  EXT_TX_SET_DCTONLY, EXT_TX_SET_DTT4_IDTX_1DDCT, EXT_TX_SET_DTT4_IDTX
};
734

735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750
// Maps inter set index to the set type
static const int ext_tx_set_type_inter[EXT_TX_SETS_INTER] = {
  EXT_TX_SET_DCTONLY, EXT_TX_SET_ALL16, EXT_TX_SET_DTT9_IDTX_1DDCT,
  EXT_TX_SET_DCT_IDTX
};

// Maps set types above to the indices used for intra
static const int ext_tx_set_index_intra[EXT_TX_SET_TYPES] = { 0, -1, 2,
                                                              1, -1, -1 };

// Maps set types above to the indices used for inter
static const int ext_tx_set_index_inter[EXT_TX_SET_TYPES] = {
  0, 3, -1, -1, 2, 1
};

static INLINE TxSetType get_ext_tx_set_type(TX_SIZE tx_size, BLOCK_SIZE bs,
751
                                            int is_inter, int use_reduced_set) {
752
  const TX_SIZE tx_size2 = txsize_sqr_up_map[tx_size];
753
  tx_size = txsize_sqr_map[tx_size];
754
#if CONFIG_CB4X4 && USE_TXTYPE_SEARCH_FOR_SUB8X8_IN_CB4X4
755
  (void)bs;
756
  if (tx_size > TX_32X32) return EXT_TX_SET_DCTONLY;
757
#else
758
  if (tx_size > TX_32X32 || bs < BLOCK_8X8) return EXT_TX_SET_DCTONLY;
759
#endif
760 761
  if (use_reduced_set)
    return is_inter ? EXT_TX_SET_DCT_IDTX : EXT_TX_SET_DTT4_IDTX;
762 763 764 765 766 767 768 769 770 771 772
  if (tx_size2 == TX_32X32)
    return is_inter ? EXT_TX_SET_DCT_IDTX : EXT_TX_SET_DCTONLY;
  if (is_inter)
    return (tx_size == TX_16X16 ? EXT_TX_SET_DTT9_IDTX_1DDCT
                                : EXT_TX_SET_ALL16);
  else
    return (tx_size == TX_16X16 ? EXT_TX_SET_DTT4_IDTX
                                : EXT_TX_SET_DTT4_IDTX_1DDCT);
}

static INLINE int get_ext_tx_set(TX_SIZE tx_size, BLOCK_SIZE bs, int is_inter,
773
                                 int use_reduced_set) {
774
  const TxSetType set_type =
775
      get_ext_tx_set_type(tx_size, bs, is_inter, use_reduced_set);
776 777
  return is_inter ? ext_tx_set_index_inter[set_type]
                  : ext_tx_set_index_intra[set_type];
778 779
}

clang-format's avatar
clang-format committed
780 781
static const int use_intra_ext_tx_for_txsize[EXT_TX_SETS_INTRA][EXT_TX_SIZES] =
    {
782
#if CONFIG_CB4X4
clang-format's avatar
clang-format committed
783 784 785
      { 1, 1, 1, 1, 1 },  // unused
      { 0, 1, 1, 0, 0 },
      { 0, 0, 0, 1, 0 },
786
#else
clang-format's avatar
clang-format committed
787 788 789
      { 1, 1, 1, 1 },  // unused
      { 1, 1, 0, 0 },
      { 0, 0, 1, 0 },
790
#endif  // CONFIG_CB4X4
clang-format's avatar
clang-format committed
791
    };
792

clang-format's avatar
clang-format committed
793 794
static const int use_inter_ext_tx_for_txsize[EXT_TX_SETS_INTER][EXT_TX_SIZES] =
    {
795
#if CONFIG_CB4X4
clang-format's avatar
clang-format committed
796 797 798 799
      { 1, 1, 1, 1, 1 },  // unused
      { 0, 1, 1, 0, 0 },
      { 0, 0, 0, 1, 0 },
      { 0, 0, 0, 0, 1 },
800
#else
clang-format's avatar
clang-format committed
801 802 803 804
      { 1, 1, 1, 1 },  // unused
      { 1, 1, 0, 0 },
      { 0, 0, 1, 0 },
      { 0, 0, 0, 1 },
805
#endif  // CONFIG_CB4X4
clang-format's avatar
clang-format committed
806
    };
807

808
// Transform types used in each intra set
809
static const int ext_tx_used_intra[EXT_TX_SETS_INTRA][TX_TYPES] = {
clang-format's avatar
clang-format committed
810 811 812
  { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  { 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0 },
  { 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
813 814
};

815 816 817
// Numbers of transform types used in each intra set
static const int ext_tx_cnt_intra[EXT_TX_SETS_INTRA] = { 1, 7, 5 };

818
// Transform types used in each inter set
819
static const int ext_tx_used_inter[EXT_TX_SETS_INTER][TX_TYPES] = {
clang-format's avatar
clang-format committed
820 821 822 823
  { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 },
  { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0 },
  { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
824
};
825

826 827 828
// Numbers of transform types used in each inter set
static const int ext_tx_cnt_inter[EXT_TX_SETS_INTER] = { 1, 16, 12, 2 };

829 830 831
// 1D Transforms used in inter set, this needs to be changed if
// ext_tx_used_inter is changed
static const int ext_tx_used_inter_1D[EXT_TX_SETS_INTER][TX_TYPES_1D] = {
clang-format's avatar
clang-format committed
832
  { 1, 0, 0, 0 }, { 1, 1, 1, 1 }, { 1, 1, 1, 1 }, { 1, 0, 0, 1 },
833 834
};

835
static INLINE int get_ext_tx_types(TX_SIZE tx_size, BLOCK_SIZE bs, int is_inter,
836 837 838
                                   int use_reduced_set) {
  const int set_type =
      get_ext_tx_set_type(tx_size, bs, is_inter, use_reduced_set);
839
  return num_ext_tx_set[set_type];
840
}
841 842 843 844

#if CONFIG_RECT_TX
static INLINE int is_rect_tx_allowed_bsize(BLOCK_SIZE bsize) {
  static const char LUT[BLOCK_SIZES] = {
845 846 847 848 849
#if CONFIG_CB4X4
    0,  // BLOCK_2X2
    0,  // BLOCK_2X4
    0,  // BLOCK_4X2
#endif
850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872
    0,  // BLOCK_4X4
    1,  // BLOCK_4X8
    1,  // BLOCK_8X4
    0,  // BLOCK_8X8
    1,  // BLOCK_8X16
    1,  // BLOCK_16X8
    0,  // BLOCK_16X16
    1,  // BLOCK_16X32
    1,  // BLOCK_32X16
    0,  // BLOCK_32X32
    0,  // BLOCK_32X64
    0,  // BLOCK_64X32
    0,  // BLOCK_64X64
#if CONFIG_EXT_PARTITION
    0,  // BLOCK_64X128
    0,  // BLOCK_128X64
    0,  // BLOCK_128X128
#endif  // CONFIG_EXT_PARTITION
  };

  return LUT[bsize];
}

873 874
static INLINE int is_rect_tx_allowed(const MACROBLOCKD *xd,
                                     const MB_MODE_INFO *mbmi) {
875
  return is_rect_tx_allowed_bsize(mbmi->sb_type) &&
876
         !xd->lossless[mbmi->segment_id];
877 878
}
#endif  // CONFIG_RECT_TX
879 880
#endif  // CONFIG_EXT_TX

881 882 883
static INLINE TX_SIZE tx_size_from_tx_mode(BLOCK_SIZE bsize, TX_MODE tx_mode,
                                           int is_inter) {
  const TX_SIZE largest_tx_size = tx_mode_to_biggest_tx_size[tx_mode];
884
#if (CONFIG_VAR_TX || CONFIG_EXT_TX) && CONFIG_RECT_TX
885 886 887
  const TX_SIZE max_rect_tx_size = max_txsize_rect_lookup[bsize];
#else
  const TX_SIZE max_tx_size = max_txsize_lookup[bsize];
888
#endif  // (CONFIG_VAR_TX || CONFIG_EXT_TX) && CONFIG_RECT_TX
889
  (void)is_inter;
890
#if CONFIG_VAR_TX && CONFIG_RECT_TX
891
#if CONFIG_CB4X4
892
  if (bsize == BLOCK_4X4)
893 894
    return AOMMIN(max_txsize_lookup[bsize], largest_tx_size);
#else
895
  if (bsize < BLOCK_8X8)
896
    return AOMMIN(max_txsize_lookup[bsize], largest_tx_size);
897
#endif
898 899
  if (txsize_sqr_map[max_rect_tx_size] <= largest_tx_size)
    return max_rect_tx_size;
900 901
  else
    return largest_tx_size;
902 903 904
#elif CONFIG_EXT_TX && CONFIG_RECT_TX
  if (txsize_sqr_up_map[max_rect_tx_size] <= largest_tx_size) {
    return max_rect_tx_size;
905
  } else {
906
    return largest_tx_size;
907 908
  }
#else
Yaowu Xu's avatar
Yaowu Xu committed
909
  return AOMMIN(max_tx_size, largest_tx_size);
910
#endif  // CONFIG_VAR_TX && CONFIG_RECT_TX
911 912
}

913
#if CONFIG_EXT_INTRA
hui su's avatar
hui su committed
914 915
#define MAX_ANGLE_DELTA 3
#define ANGLE_STEP 3
916 917 918 919
extern const int16_t dr_intra_derivative[90];
static const uint8_t mode_to_angle_map[INTRA_MODES] = {
  0, 90, 180, 45, 135, 111, 157, 203, 67, 0,
};
hui su's avatar
hui su committed
920
#if CONFIG_INTRA_INTERP
921 922
// Returns whether filter selection is needed for a given
// intra prediction angle.
Yaowu Xu's avatar
Yaowu Xu committed
923
int av1_is_intra_filter_switchable(int angle);
hui su's avatar
hui su committed
924
#endif  // CONFIG_INTRA_INTERP
hui su's avatar
hui su committed
925 926
#endif  // CONFIG_EXT_INTRA

927 928
#define FIXED_TX_TYPE 0

929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949
// Converts block_index for given transform size to index of the block in raster
// order.
static INLINE int av1_block_index_to_raster_order(TX_SIZE tx_size,
                                                  int block_idx) {
  // For transform size 4x8, the possible block_idx values are 0 & 2, because
  // block_idx values are incremented in steps of size 'tx_width_unit x
  // tx_height_unit'. But, for this transform size, block_idx = 2 corresponds to
  // block number 1 in raster order, inside an 8x8 MI block.
  // For any other transform size, the two indices are equivalent.
  return (tx_size == TX_4X8 && block_idx == 2) ? 1 : block_idx;
}

// Inverse of above function.
// Note: only implemented for transform sizes 4x4, 4x8 and 8x4 right now.
static INLINE int av1_raster_order_to_block_index(TX_SIZE tx_size,
                                                  int raster_order) {
  assert(tx_size == TX_4X4 || tx_size == TX_4X8 || tx_size == TX_8X4);
  // We ensure that block indices are 0 & 2 if tx size is 4x8 or 8x4.
  return (tx_size == TX_4X4) ? raster_order : (raster_order > 0) ? 2 : 0;
}

950
static INLINE TX_TYPE get_default_tx_type(PLANE_TYPE plane_type,
clang-format's avatar
clang-format committed
951 952
                                          const MACROBLOCKD *xd, int block_idx,
                                          TX_SIZE tx_size) {
953 954 955 956 957 958
  const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;

  if (is_inter_block(mbmi) || plane_type != PLANE_TYPE_Y ||
      xd->lossless[mbmi->segment_id] || tx_size >= TX_32X32)
    return DCT_DCT;

clang-format's avatar
clang-format committed
959 960 961
  return intra_mode_to_tx_type_context[plane_type == PLANE_TYPE_Y
                                           ? get_y_mode(xd->mi[0], block_idx)
                                           : mbmi->uv_mode];
962 963
}

clang-format's avatar
clang-format committed
964
static INLINE TX_TYPE get_tx_type(PLANE_TYPE plane_type, const MACROBLOCKD *xd,
965
                                  int block, TX_SIZE tx_size) {
Jingning Han's avatar
Jingning Han committed
966
  const MODE_INFO *const mi = xd->mi[0];
hui su's avatar
hui su committed
967
  const MB_MODE_INFO *const mbmi = &mi->mbmi;
Alex Converse's avatar
Alex Converse committed
968 969 970 971
#if CONFIG_INTRABC
  // TODO(aconverse@google.com): Revisit this decision
  if (is_intrabc_block(mbmi)) return DCT_DCT;
#endif  // CONFIG_INTRABC
Angie Chiang's avatar
Angie Chiang committed
972
#if !CONFIG_TXK_SEL
James Zern's avatar
James Zern committed
973 974 975 976
#if FIXED_TX_TYPE
  const int block_raster_idx = av1_block_index_to_raster_order(tx_size, block);
  return get_default_tx_type(plane_type, xd, block_raster_idx, tx_size);
#elif CONFIG_EXT_TX
977
#if !CONFIG_CB4X4
978
  const int block_raster_idx = av1_block_index_to_raster_order(tx_size, block);
979
#endif  // !CONFIG_CB4X4
clang-format's avatar
clang-format committed
980
  if (xd->lossless[mbmi->segment_id] || txsize_sqr_map[tx_size] > TX_32X32 ||
981
      (txsize_sqr_map[tx_size] >= TX_32X32 && !is_inter_block(mbmi)))
hui su's avatar
hui su committed
982
    return DCT_DCT;
983
  if (mbmi->sb_type >= BLOCK_8X8 || CONFIG_CB4X4) {
984
    if (plane_type == PLANE_TYPE_Y) {
985 986 987 988
#if !ALLOW_INTRA_EXT_TX
      if (is_inter_block(mbmi))
#endif  // ALLOW_INTRA_EXT_TX
        return mbmi->tx_type;
989
    }
990 991 992 993 994 995

    if (is_inter_block(mbmi)) {
// UV Inter only
#if CONFIG_CB4X4
      if (tx_size < TX_4X4) return DCT_DCT;
#endif
996
      return (mbmi->tx_type == IDTX && txsize_sqr_map[tx_size] >= TX_32X32)
clang-format's avatar
clang-format committed
997 998
                 ? DCT_DCT
                 : mbmi->tx_type;
999
    }
1000
  }
1001

1002
#if CONFIG_CB4X4
1003
  (void)block;
1004 1005 1006 1007
  if (tx_size < TX_4X4)
    return DCT_DCT;
  else
    return intra_mode_to_tx_type_context[mbmi->uv_mode];
1008
#else
1009

1010 1011
  // Sub8x8-Inter/Intra OR UV-Intra
  if (is_inter_block(mbmi))  // Sub8x8-Inter
1012
    return DCT_DCT;
1013
  else  // Sub8x8 Intra OR UV-Intra
clang-format's avatar
clang-format committed
1014
    return intra_mode_to_tx_type_context[plane_type == PLANE_TYPE_Y
1015
                                             ? get_y_mode(mi, block_raster_idx)
clang-format's avatar
clang-format committed
1016
                                             : mbmi->uv_mode];
1017