onyxc_int.h 46.9 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_ONYXC_INT_H_
#define AV1_COMMON_ONYXC_INT_H_
Jingning Han's avatar
Jingning Han committed
14

Yaowu Xu's avatar
Yaowu Xu committed
15
#include "./aom_config.h"
Yaowu Xu's avatar
Yaowu Xu committed
16
#include "./av1_rtcd.h"
Yaowu Xu's avatar
Yaowu Xu committed
17
18
#include "aom/internal/aom_codec_internal.h"
#include "aom_util/aom_thread.h"
19
#include "av1/common/alloccommon.h"
20
#include "av1/common/av1_loopfilter.h"
21
22
#include "av1/common/entropy.h"
#include "av1/common/entropymode.h"
Yaowu Xu's avatar
Yaowu Xu committed
23
#include "av1/common/entropymv.h"
24
#include "av1/common/frame_buffers.h"
Yaowu Xu's avatar
Yaowu Xu committed
25
#include "av1/common/mv.h"
26
#include "av1/common/quant_common.h"
27
#if CONFIG_LOOP_RESTORATION
28
#include "av1/common/restoration.h"
29
#endif  // CONFIG_LOOP_RESTORATION
Yaowu Xu's avatar
Yaowu Xu committed
30
#include "av1/common/tile_common.h"
31
#include "av1/common/odintrin.h"
32
33
34
35
#if CONFIG_HASH_ME
// TODO(youzhou@microsoft.com): Encoder only. Move it out of common
#include "av1/encoder/hash_motion.h"
#endif
Jingning Han's avatar
Jingning Han committed
36
37
38
39
#ifdef __cplusplus
extern "C" {
#endif

40
41
42
43
44
#if defined(__clang__) && defined(__has_warning)
#if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough")
#define AOM_FALLTHROUGH_INTENDED [[clang::fallthrough]]  // NOLINT
#endif
#elif defined(__GNUC__) && __GNUC__ >= 7
45
#define AOM_FALLTHROUGH_INTENDED __attribute__((fallthrough))  // NOLINT
46
47
48
49
50
51
52
53
#endif

#ifndef AOM_FALLTHROUGH_INTENDED
#define AOM_FALLTHROUGH_INTENDED \
  do {                           \
  } while (0)
#endif

54
55
#define CDEF_MAX_STRENGTHS 16

Jingning Han's avatar
Jingning Han committed
56
57
58
59
60
61
62
63
64
65
66
#define REF_FRAMES_LOG2 3
#define REF_FRAMES (1 << REF_FRAMES_LOG2)

// 4 scratch frames for the new frames to support a maximum of 4 cores decoding
// in parallel, 3 for scaled references on the encoder.
// TODO(hkuang): Add ondemand frame buffers instead of hardcoding the number
// of framebuffers.
// TODO(jkoleszar): These 3 extra references could probably come from the
// normal reference pool.
#define FRAME_BUFFERS (REF_FRAMES + 7)

67
68
69
#if CONFIG_REFERENCE_BUFFER
/* Constant values while waiting for the sequence header */
#define FRAME_ID_NUMBERS_PRESENT_FLAG 1
70
71
72
#define FRAME_ID_LENGTH 15
#define DELTA_FRAME_ID_LENGTH 14
#endif  // CONFIG_REFERENCE_BUFFER
73

74
75
76
77
78
79
#if CONFIG_NO_FRAME_CONTEXT_SIGNALING
#define FRAME_CONTEXTS (FRAME_BUFFERS + 1)
// Extra frame context which is always kept at default values
#define FRAME_CONTEXT_DEFAULTS (FRAME_CONTEXTS - 1)
#else

80
81
#define FRAME_CONTEXTS_LOG2 3

Jingning Han's avatar
Jingning Han committed
82
#define FRAME_CONTEXTS (1 << FRAME_CONTEXTS_LOG2)
83
#endif  // CONFIG_NO_FRAME_CONTEXT_SIGNALING
Jingning Han's avatar
Jingning Han committed
84
85
86

#define NUM_PING_PONG_BUFFERS 2

87
88
89
90
// TODO(jingning): Turning this on to set up transform coefficient
// processing timer.
#define TXCOEFF_TIMER 0

Jingning Han's avatar
Jingning Han committed
91
typedef enum {
clang-format's avatar
clang-format committed
92
93
  SINGLE_REFERENCE = 0,
  COMPOUND_REFERENCE = 1,
Jingning Han's avatar
Jingning Han committed
94
  REFERENCE_MODE_SELECT = 2,
clang-format's avatar
clang-format committed
95
  REFERENCE_MODES = 3,
Jingning Han's avatar
Jingning Han committed
96
97
} REFERENCE_MODE;

98
#if !CONFIG_NO_FRAME_CONTEXT_SIGNALING
99
100
101
102
103
typedef enum {
  RESET_FRAME_CONTEXT_NONE = 0,
  RESET_FRAME_CONTEXT_CURRENT = 1,
  RESET_FRAME_CONTEXT_ALL = 2,
} RESET_FRAME_CONTEXT_MODE;
104
#endif
105

106
107
108
109
110
111
112
113
114
115
116
117
118
typedef enum {
  /**
   * Update frame context to values resulting from forward probability
   * updates signaled in the frame header
   */
  REFRESH_FRAME_CONTEXT_FORWARD,
  /**
   * Update frame context to values resulting from backward probability
   * updates based on entropy/counts in the decoded frame
   */
  REFRESH_FRAME_CONTEXT_BACKWARD,
} REFRESH_FRAME_CONTEXT_MODE;

119
#if CONFIG_MFMV
120
#define MFMV_STACK_SIZE 3
121
122
123
124
125
126

typedef struct {
  int_mv mfmv[INTER_REFS_PER_FRAME][MFMV_STACK_SIZE];
} TPL_MV_REF;
#endif

Jingning Han's avatar
Jingning Han committed
127
128
typedef struct {
  int_mv mv[2];
Yaowu Xu's avatar
Yaowu Xu committed
129
  int_mv pred_mv[2];
Jingning Han's avatar
Jingning Han committed
130
131
132
133
134
  MV_REFERENCE_FRAME ref_frame[2];
} MV_REF;

typedef struct {
  int ref_count;
135

136
#if CONFIG_FRAME_MARKER
137
138
139
140
141
142
143
144
  unsigned int cur_frame_offset;
  unsigned int lst_frame_offset;
  unsigned int alt_frame_offset;
  unsigned int gld_frame_offset;
  unsigned int lst2_frame_offset;
  unsigned int lst3_frame_offset;
  unsigned int bwd_frame_offset;
  unsigned int alt2_frame_offset;
145
146
#endif  // CONFIG_FRAME_MARKER

Jingning Han's avatar
Jingning Han committed
147
  MV_REF *mvs;
Soo-Chul Han's avatar
Soo-Chul Han committed
148
149
150
#if CONFIG_SEGMENT_PRED_LAST
  uint8_t *seg_map;
#endif
Jingning Han's avatar
Jingning Han committed
151
152
  int mi_rows;
  int mi_cols;
153
154
155
156
  // Width and height give the size of the buffer (before any upscaling, unlike
  // the sizes that can be derived from the buf structure)
  int width;
  int height;
157
  WarpedMotionParams global_motion[TOTAL_REFS_PER_FRAME];
Yaowu Xu's avatar
Yaowu Xu committed
158
  aom_codec_frame_buffer_t raw_frame_buffer;
Jingning Han's avatar
Jingning Han committed
159
  YV12_BUFFER_CONFIG buf;
160
161
162
#if CONFIG_HASH_ME
  hash_table hash_table;
#endif
163
164
165
#if CONFIG_TEMPMV_SIGNALING
  uint8_t intra_only;
#endif
Jingning Han's avatar
Jingning Han committed
166
167
168
169
  // The Following variables will only be used in frame parallel decode.

  // frame_worker_owner indicates which FrameWorker owns this buffer. NULL means
  // that no FrameWorker owns, or is decoding, this buffer.
Yaowu Xu's avatar
Yaowu Xu committed
170
  AVxWorker *frame_worker_owner;
Jingning Han's avatar
Jingning Han committed
171
172
173
174
175
176
177
178
179

  // row and col indicate which position frame has been decoded to in real
  // pixel unit. They are reset to -1 when decoding begins and set to INT_MAX
  // when the frame is fully decoded.
  int row;
  int col;
} RefCntBuffer;

typedef struct BufferPool {
clang-format's avatar
clang-format committed
180
181
182
// Protect BufferPool from being accessed by several FrameWorkers at
// the same time during frame parallel decode.
// TODO(hkuang): Try to use atomic variable instead of locking the whole pool.
Jingning Han's avatar
Jingning Han committed
183
184
185
186
187
188
189
#if CONFIG_MULTITHREAD
  pthread_mutex_t pool_mutex;
#endif

  // Private data associated with the frame buffer callbacks.
  void *cb_priv;

Yaowu Xu's avatar
Yaowu Xu committed
190
191
  aom_get_frame_buffer_cb_fn_t get_fb_cb;
  aom_release_frame_buffer_cb_fn_t release_fb_cb;
Jingning Han's avatar
Jingning Han committed
192
193
194
195
196
197
198

  RefCntBuffer frame_bufs[FRAME_BUFFERS];

  // Frame buffers allocated internally by the codec.
  InternalFrameBufferList int_frame_buffers;
} BufferPool;

199
200
#if CONFIG_LV_MAP
typedef struct {
201
  int base_ctx_table[2 /*row*/][2 /*col*/][3 /*sig_map*/]
202
203
                    [BASE_CONTEXT_POSITION_NUM + 1];
} LV_MAP_CTX_TABLE;
204
typedef int BASE_CTX_TABLE[2 /*col*/][3 /*sig_map*/]
205
206
207
                          [BASE_CONTEXT_POSITION_NUM + 1];
#endif

208
209
210
#if CONFIG_REFERENCE_BUFFER
/* Initial version of sequence header structure */
typedef struct SequenceHeader {
211
212
213
214
215
216
#if CONFIG_FRAME_SIZE
  int num_bits_width;
  int num_bits_height;
  int max_frame_width;
  int max_frame_height;
#endif
217
  int frame_id_numbers_present_flag;
218
219
  int frame_id_length;
  int delta_frame_id_length;
220
221
222
} SequenceHeader;
#endif  // CONFIG_REFERENCE_BUFFER

Yaowu Xu's avatar
Yaowu Xu committed
223
224
225
typedef struct AV1Common {
  struct aom_internal_error_info error;
  aom_color_space_t color_space;
226
227
  aom_transfer_function_t transfer_function;
  aom_chroma_sample_position_t chroma_sample_position;
228
  int color_range;
Jingning Han's avatar
Jingning Han committed
229
230
  int width;
  int height;
231
232
  int render_width;
  int render_height;
Jingning Han's avatar
Jingning Han committed
233
234
235
236
237
238
239
240
  int last_width;
  int last_height;

  // TODO(jkoleszar): this implies chroma ss right now, but could vary per
  // plane. Revisit as part of the future change to YV12_BUFFER_CONFIG to
  // support additional planes.
  int subsampling_x;
  int subsampling_y;
241
242
243
#if CONFIG_SIMPLE_BWD_ADAPT
  int largest_tile_id;
#endif
Jingning Han's avatar
Jingning Han committed
244

245
#if CONFIG_HIGHBITDEPTH
246
247
  // Marks if we need to use 16bit frame buffers (1: yes, 0: no).
  int use_highbitdepth;
Jingning Han's avatar
Jingning Han committed
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
#endif
  YV12_BUFFER_CONFIG *frame_to_show;
  RefCntBuffer *prev_frame;

  // TODO(hkuang): Combine this with cur_buf in macroblockd.
  RefCntBuffer *cur_frame;

  int ref_frame_map[REF_FRAMES]; /* maps fb_idx to reference slot */

  // Prepare ref_frame_map for the next frame.
  // Only used in frame parallel decode.
  int next_ref_frame_map[REF_FRAMES];

  // TODO(jkoleszar): could expand active_ref_idx to 4, with 0 as intra, and
  // roll new_fb_idx into it.

264
265
  // Each Inter frame can reference INTER_REFS_PER_FRAME buffers
  RefBuffer frame_refs[INTER_REFS_PER_FRAME];
Zoe Liu's avatar
Zoe Liu committed
266
267
#if CONFIG_EXT_SKIP
  int is_skip_mode_allowed;
Zoe Liu's avatar
Zoe Liu committed
268
  int skip_mode_flag;
Zoe Liu's avatar
Zoe Liu committed
269
270
  int ref_frame_idx_0;
  int ref_frame_idx_1;
Zoe Liu's avatar
Zoe Liu committed
271
  int tpl_frame_ref0_idx;
Zoe Liu's avatar
Zoe Liu committed
272
#endif  // CONFIG_EXT_SKIP
Jingning Han's avatar
Jingning Han committed
273
274
275

  int new_fb_idx;

clang-format's avatar
clang-format committed
276
  FRAME_TYPE last_frame_type; /* last frame's frame type for motion search.*/
Jingning Han's avatar
Jingning Han committed
277
278
279
280
281
  FRAME_TYPE frame_type;

  int show_frame;
  int last_show_frame;
  int show_existing_frame;
282
283
  // Flag for a frame used as a reference - not written to the bitstream
  int is_reference_frame;
Jingning Han's avatar
Jingning Han committed
284
285
286
287
288
289

  // Flag signaling that the frame is encoded using only INTRA modes.
  uint8_t intra_only;
  uint8_t last_intra_only;

  int allow_high_precision_mv;
RogerZhou's avatar
RogerZhou committed
290
#if CONFIG_AMVR
291
292
293
294
  int seq_force_integer_mv;        // 0 - Not to force. MV can be in 1/4 or 1/8
                                   // 1 - force to integer
                                   // 2 - adaptive
  int cur_frame_force_integer_mv;  // 0 the default in AOM, 1 only integer
RogerZhou's avatar
RogerZhou committed
295
#endif
Jingning Han's avatar
Jingning Han committed
296

hui su's avatar
hui su committed
297
  int allow_screen_content_tools;
298
299
300
#if CONFIG_INTRABC
  int allow_intrabc;
#endif  // CONFIG_INTRABC
301
302
  int allow_interintra_compound;
  int allow_masked_compound;
hui su's avatar
hui su committed
303

304
#if !CONFIG_NO_FRAME_CONTEXT_SIGNALING
305
306
  // Flag signaling which frame contexts should be reset to default values.
  RESET_FRAME_CONTEXT_MODE reset_frame_context;
307
#endif
Jingning Han's avatar
Jingning Han committed
308
309
310
311
312
313
314
315
316
317
318
319
320

  // MBs, mb_rows/cols is in 16-pixel units; mi_rows/cols is in
  // MODE_INFO (8-pixel) units.
  int MBs;
  int mb_rows, mi_rows;
  int mb_cols, mi_cols;
  int mi_stride;

  /* profile settings */
  TX_MODE tx_mode;

  int base_qindex;
  int y_dc_delta_q;
321
322
323
324
  int u_dc_delta_q;
  int v_dc_delta_q;
  int u_ac_delta_q;
  int v_ac_delta_q;
325
326
327
328

#if CONFIG_EXT_QM
  int separate_uv_delta_q;
#endif
329
330
331
332
  // The dequantizers below are true dequntizers used only in the
  // dequantization process.  They have the same coefficient
  // shift/scale as TX.
  int16_t y_dequant_QTX[MAX_SEGMENTS][2];
333
334
  int16_t u_dequant_QTX[MAX_SEGMENTS][2];
  int16_t v_dequant_QTX[MAX_SEGMENTS][2];
335
336
337

#if CONFIG_AOM_QM
  // Global quant matrix tables
338
339
  qm_val_t *giqmatrix[NUM_QM_LEVELS][3][TX_SIZES_ALL];
  qm_val_t *gqmatrix[NUM_QM_LEVELS][3][TX_SIZES_ALL];
340
341

  // Local quant matrix tables for each frame
342
  qm_val_t *y_iqmatrix[MAX_SEGMENTS][TX_SIZES_ALL];
343
344
  qm_val_t *u_iqmatrix[MAX_SEGMENTS][TX_SIZES_ALL];
  qm_val_t *v_iqmatrix[MAX_SEGMENTS][TX_SIZES_ALL];
345

346
  // Encoder
347
  qm_val_t *y_qmatrix[MAX_SEGMENTS][TX_SIZES_ALL];
348
349
  qm_val_t *u_qmatrix[MAX_SEGMENTS][TX_SIZES_ALL];
  qm_val_t *v_qmatrix[MAX_SEGMENTS][TX_SIZES_ALL];
350
351
352
353
354

  int using_qmatrix;
  int min_qmlevel;
  int max_qmlevel;
#endif
355
#if CONFIG_NEW_QUANT
356
357
358
  dequant_val_type_nuq y_dequant_nuq_QTX[MAX_SEGMENTS][QUANT_PROFILES][2];
  dequant_val_type_nuq u_dequant_nuq_QTX[MAX_SEGMENTS][QUANT_PROFILES][2];
  dequant_val_type_nuq v_dequant_nuq_QTX[MAX_SEGMENTS][QUANT_PROFILES][2];
359
#endif
Jingning Han's avatar
Jingning Han committed
360
361
362
363
364
365
366
367

  /* We allocate a MODE_INFO struct for each macroblock, together with
     an extra row on top and column on the left to simplify prediction. */
  int mi_alloc_size;
  MODE_INFO *mip; /* Base of allocated array */
  MODE_INFO *mi;  /* Corresponds to upper left visible macroblock */

  // TODO(agrange): Move prev_mi into encoder structure.
Yaowu Xu's avatar
Yaowu Xu committed
368
  // prev_mip and prev_mi will only be allocated in encoder.
Jingning Han's avatar
Jingning Han committed
369
370
371
372
  MODE_INFO *prev_mip; /* MODE_INFO array 'mip' from last decoded frame */
  MODE_INFO *prev_mi;  /* 'mi' from last frame (points into prev_mip) */

  // Separate mi functions between encoder and decoder.
Yaowu Xu's avatar
Yaowu Xu committed
373
374
375
  int (*alloc_mi)(struct AV1Common *cm, int mi_size);
  void (*free_mi)(struct AV1Common *cm);
  void (*setup_mi)(struct AV1Common *cm);
Jingning Han's avatar
Jingning Han committed
376
377
378
379
380
381
382
383
384
385
386

  // Grid of pointers to 8x8 MODE_INFO structs.  Any 8x8 not in the visible
  // area will be NULL.
  MODE_INFO **mi_grid_base;
  MODE_INFO **mi_grid_visible;
  MODE_INFO **prev_mi_grid_base;
  MODE_INFO **prev_mi_grid_visible;

  // Whether to use previous frame's motion vectors for prediction.
  int use_prev_frame_mvs;

387
388
  int use_ref_frame_mvs;

Soo-Chul Han's avatar
Soo-Chul Han committed
389
#if !CONFIG_SEGMENT_PRED_LAST
Jingning Han's avatar
Jingning Han committed
390
391
392
393
394
  // Persistent mb segment id map used in prediction.
  int seg_map_idx;
  int prev_seg_map_idx;

  uint8_t *seg_map_array[NUM_PING_PONG_BUFFERS];
Soo-Chul Han's avatar
Soo-Chul Han committed
395
#endif
Jingning Han's avatar
Jingning Han committed
396
397
398
  uint8_t *last_frame_seg_map;
  uint8_t *current_frame_seg_map;
  int seg_map_alloc_size;
399
400
401
402
#if CONFIG_SPATIAL_SEGMENTATION
  int last_active_segid;
  int preskip_segid;
#endif
Jingning Han's avatar
Jingning Han committed
403

James Zern's avatar
James Zern committed
404
  InterpFilter interp_filter;
Jingning Han's avatar
Jingning Han committed
405
406

  loop_filter_info_n lf_info;
407
#if CONFIG_FRAME_SUPERRES
408
409
  // The denominator of the superres scale; the numerator is fixed.
  uint8_t superres_scale_denominator;
410
411
  int superres_upscaled_width;
  int superres_upscaled_height;
412
#endif  // CONFIG_FRAME_SUPERRES
413
#if CONFIG_LOOP_RESTORATION
414
  RestorationInfo rst_info[MAX_MB_PLANE];
415
416
417
418
419
420

  // rst_end_stripe[i] is one more than the index of the bottom stripe
  // for tile row i.
  int rst_end_stripe[MAX_TILE_ROWS];

  // Pointer to a scratch buffer used by self-guided restoration
421
  int32_t *rst_tmpbuf;
422
#endif  // CONFIG_LOOP_RESTORATION
Jingning Han's avatar
Jingning Han committed
423

424
425
426
  // Flag signaling how frame contexts should be updated at the end of
  // a frame decode
  REFRESH_FRAME_CONTEXT_MODE refresh_frame_context;
Jingning Han's avatar
Jingning Han committed
427

clang-format's avatar
clang-format committed
428
  int ref_frame_sign_bias[TOTAL_REFS_PER_FRAME]; /* Two state 0, 1 */
Jingning Han's avatar
Jingning Han committed
429
430
431

  struct loopfilter lf;
  struct segmentation seg;
432
  int all_lossless;
Jingning Han's avatar
Jingning Han committed
433
434
  int frame_parallel_decode;  // frame-based threading.

435
436
  int reduced_tx_set_used;

437
  // Context probabilities for reference frame prediction
438
439
  MV_REFERENCE_FRAME comp_fwd_ref[FWD_REFS];
  MV_REFERENCE_FRAME comp_bwd_ref[BWD_REFS];
Jingning Han's avatar
Jingning Han committed
440
441
  REFERENCE_MODE reference_mode;

clang-format's avatar
clang-format committed
442
443
  FRAME_CONTEXT *fc;              /* this frame entropy */
  FRAME_CONTEXT *frame_contexts;  // FRAME_CONTEXTS
444
  FRAME_CONTEXT *pre_fc;          // Context referenced in this frame
445
#if !CONFIG_NO_FRAME_CONTEXT_SIGNALING
clang-format's avatar
clang-format committed
446
  unsigned int frame_context_idx; /* Context to use/update */
447
#endif
Jingning Han's avatar
Jingning Han committed
448
449
  FRAME_COUNTS counts;

450
#if CONFIG_FRAME_MARKER
451
452
453
  unsigned int frame_offset;
#endif

Jingning Han's avatar
Jingning Han committed
454
455
456
  unsigned int current_video_frame;
  BITSTREAM_PROFILE profile;

Yaowu Xu's avatar
Yaowu Xu committed
457
458
459
  // AOM_BITS_8 in profile 0 or 1, AOM_BITS_10 or AOM_BITS_12 in profile 2 or 3.
  aom_bit_depth_t bit_depth;
  aom_bit_depth_t dequant_bit_depth;  // bit_depth of current dequantizer
Jingning Han's avatar
Jingning Han committed
460
461
462

  int error_resilient_mode;

463
  int tile_cols, tile_rows;
464
  int last_tile_cols, last_tile_rows;
465
466
467
468
469
470
471
472
473
474
475
476
477
478

#if CONFIG_MAX_TILE
  int min_log2_tile_cols;
  int max_log2_tile_cols;
  int max_log2_tile_rows;
  int min_log2_tile_rows;
  int min_log2_tiles;
  int max_tile_width_sb;
  int max_tile_height_sb;
  int uniform_tile_spacing_flag;
  int log2_tile_cols;                        // only valid for uniform tiles
  int log2_tile_rows;                        // only valid for uniform tiles
  int tile_col_start_sb[MAX_TILE_COLS + 1];  // valid for 0 <= i <= tile_cols
  int tile_row_start_sb[MAX_TILE_ROWS + 1];  // valid for 0 <= i <= tile_rows
479
480
481
#if CONFIG_DEPENDENT_HORZTILES
  int tile_row_independent[MAX_TILE_ROWS];  // valid for 0 <= i <  tile_rows
#endif
482
483
484
#if CONFIG_EXT_TILE
  int tile_width, tile_height;  // In MI units
#endif
485
486
487
488
489
#else
  int log2_tile_cols, log2_tile_rows;  // Used in non-large_scale_tile_coding.
  int tile_width, tile_height;         // In MI units
#endif  // CONFIG_MAX_TILE

490
#if CONFIG_EXT_TILE
491
492
  unsigned int large_scale_tile;
  unsigned int single_tile_decoding;
493
#endif  // CONFIG_EXT_TILE
494

495
496
#if CONFIG_DEPENDENT_HORZTILES
  int dependent_horz_tiles;
497
498
499
  int tile_group_start_row[MAX_TILE_ROWS][MAX_TILE_COLS];
  int tile_group_start_col[MAX_TILE_ROWS][MAX_TILE_COLS];
#endif
500
#if CONFIG_LOOPFILTERING_ACROSS_TILES
501
  int loop_filter_across_tiles_enabled;
502
#endif  // CONFIG_LOOPFILTERING_ACROSS_TILES
503

Jingning Han's avatar
Jingning Han committed
504
505
506
507
508
  int byte_alignment;
  int skip_loop_filter;

  // Private data associated with the frame buffer callbacks.
  void *cb_priv;
Yaowu Xu's avatar
Yaowu Xu committed
509
510
  aom_get_frame_buffer_cb_fn_t get_fb_cb;
  aom_release_frame_buffer_cb_fn_t release_fb_cb;
Jingning Han's avatar
Jingning Han committed
511
512
513
514
515
516
517
518

  // Handles memory for the codec.
  InternalFrameBufferList int_frame_buffers;

  // External BufferPool passed from outside.
  BufferPool *buffer_pool;

  PARTITION_CONTEXT *above_seg_context;
519
  ENTROPY_CONTEXT *above_context[MAX_MB_PLANE];
520
  TXFM_CONTEXT *above_txfm_context;
521
522
  TXFM_CONTEXT *top_txfm_context[MAX_MB_PLANE];
  TXFM_CONTEXT left_txfm_context[MAX_MB_PLANE][2 * MAX_MIB_SIZE];
Jingning Han's avatar
Jingning Han committed
523
  int above_context_alloc_cols;
524
525
526
527

  // scratch memory for intraonly/keyframe forward updates from default tables
  // - this is intentionally not placed in FRAME_CONTEXT since it's reset upon
  // each keyframe and not used afterwards
Yaowu Xu's avatar
Yaowu Xu committed
528
  aom_prob kf_y_prob[INTRA_MODES][INTRA_MODES][INTRA_MODES - 1];
529
  WarpedMotionParams global_motion[TOTAL_REFS_PER_FRAME];
530

clang-format's avatar
clang-format committed
531
532
533
  BLOCK_SIZE sb_size;  // Size of the superblock used for this frame
  int mib_size;        // Size of the superblock in units of MI blocks
  int mib_size_log2;   // Log 2 of above.
Steinar Midtskogen's avatar
Steinar Midtskogen committed
534
535
  int cdef_pri_damping;
  int cdef_sec_damping;
536
537
  int nb_cdef_strengths;
  int cdef_strengths[CDEF_MAX_STRENGTHS];
538
  int cdef_uv_strengths[CDEF_MAX_STRENGTHS];
539
  int cdef_bits;
540
541
542
543
544
#if CONFIG_EXT_PARTITION
  int cdef_preset[4];
#else
  int cdef_preset;
#endif
545

546
  int delta_q_present_flag;
547
548
  // Resolution of delta quant
  int delta_q_res;
Fangwen Fu's avatar
Fangwen Fu committed
549
550
551
552
#if CONFIG_EXT_DELTA_Q
  int delta_lf_present_flag;
  // Resolution of delta lf level
  int delta_lf_res;
553
554
555
556
557
558
#if CONFIG_LOOPFILTER_LEVEL
  // This is a flag for number of deltas of loop filter level
  // 0: use 1 delta, for y_vertical, y_horizontal, u, and v
  // 1: use separate deltas for each filter level
  int delta_lf_multi;
#endif  // CONFIG_LOOPFILTER_LEVEL
559
#endif
560
  int num_tg;
561
#if CONFIG_REFERENCE_BUFFER
562
  SequenceHeader seq_params;
563
564
565
566
567
  int current_frame_id;
  int ref_frame_id[REF_FRAMES];
  int valid_for_referencing[REF_FRAMES];
  int refresh_mask;
  int invalid_delta_frame_id_minus1;
568
#endif  // CONFIG_REFERENCE_BUFFER
569
570
571
#if CONFIG_LV_MAP
  LV_MAP_CTX_TABLE coeff_ctx_table;
#endif
572
573
574
#if CONFIG_LPF_SB
  int final_lpf_encode;
#endif
575
576
577
#if CONFIG_ADAPT_SCAN
  int use_adapt_scan;
#endif
Jingning Han's avatar
Jingning Han committed
578
579
580
#if CONFIG_MFMV
  TPL_MV_REF *tpl_mvs;
#endif
581
582
583
584
585
586

#if TXCOEFF_TIMER
  int64_t cum_txcoeff_timer;
  int64_t txcoeff_timer;
  int txb_count;
#endif
Yaowu Xu's avatar
Yaowu Xu committed
587
} AV1_COMMON;
Jingning Han's avatar
Jingning Han committed
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606

// TODO(hkuang): Don't need to lock the whole pool after implementing atomic
// frame reference count.
static void lock_buffer_pool(BufferPool *const pool) {
#if CONFIG_MULTITHREAD
  pthread_mutex_lock(&pool->pool_mutex);
#else
  (void)pool;
#endif
}

static void unlock_buffer_pool(BufferPool *const pool) {
#if CONFIG_MULTITHREAD
  pthread_mutex_unlock(&pool->pool_mutex);
#else
  (void)pool;
#endif
}

Yaowu Xu's avatar
Yaowu Xu committed
607
static INLINE YV12_BUFFER_CONFIG *get_ref_frame(AV1_COMMON *cm, int index) {
clang-format's avatar
clang-format committed
608
609
  if (index < 0 || index >= REF_FRAMES) return NULL;
  if (cm->ref_frame_map[index] < 0) return NULL;
Jingning Han's avatar
Jingning Han committed
610
611
612
613
  assert(cm->ref_frame_map[index] < FRAME_BUFFERS);
  return &cm->buffer_pool->frame_bufs[cm->ref_frame_map[index]].buf;
}

614
static INLINE YV12_BUFFER_CONFIG *get_frame_new_buffer(
Yaowu Xu's avatar
Yaowu Xu committed
615
    const AV1_COMMON *const cm) {
Jingning Han's avatar
Jingning Han committed
616
617
618
  return &cm->buffer_pool->frame_bufs[cm->new_fb_idx].buf;
}

Yaowu Xu's avatar
Yaowu Xu committed
619
static INLINE int get_free_fb(AV1_COMMON *cm) {
Jingning Han's avatar
Jingning Han committed
620
621
622
623
624
  RefCntBuffer *const frame_bufs = cm->buffer_pool->frame_bufs;
  int i;

  lock_buffer_pool(cm->buffer_pool);
  for (i = 0; i < FRAME_BUFFERS; ++i)
clang-format's avatar
clang-format committed
625
    if (frame_bufs[i].ref_count == 0) break;
Jingning Han's avatar
Jingning Han committed
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648

  if (i != FRAME_BUFFERS) {
    frame_bufs[i].ref_count = 1;
  } else {
    // Reset i to be INVALID_IDX to indicate no free buffer found.
    i = INVALID_IDX;
  }

  unlock_buffer_pool(cm->buffer_pool);
  return i;
}

static INLINE void ref_cnt_fb(RefCntBuffer *bufs, int *idx, int new_idx) {
  const int ref_index = *idx;

  if (ref_index >= 0 && bufs[ref_index].ref_count > 0)
    bufs[ref_index].ref_count--;

  *idx = new_idx;

  bufs[new_idx].ref_count++;
}

649
650
651
652
653
#if CONFIG_TEMPMV_SIGNALING
// Returns 1 if this frame might use mvs from some previous frame. This
// function doesn't consider whether prev_frame is actually suitable (see
// frame_can_use_prev_frame_mvs for that)
static INLINE int frame_might_use_prev_frame_mvs(const AV1_COMMON *cm) {
654
655
656
657
658
  return !cm->error_resilient_mode &&
#if CONFIG_EXT_TILE
         !cm->large_scale_tile &&
#endif  // CONFIG_EXT_TILE
         !cm->intra_only;
659
660
661
662
}

// Returns 1 if this frame really can use MVs from some previous frame.
static INLINE int frame_can_use_prev_frame_mvs(const AV1_COMMON *cm) {
663
664
  return (frame_might_use_prev_frame_mvs(cm) && cm->prev_frame &&
          !cm->prev_frame->intra_only && cm->width == cm->prev_frame->width &&
665
666
667
668
669
670
671
672
673
674
          cm->height == cm->prev_frame->height);
}
#endif

static INLINE void ensure_mv_buffer(RefCntBuffer *buf, AV1_COMMON *cm) {
  if (buf->mvs == NULL || buf->mi_rows < cm->mi_rows ||
      buf->mi_cols < cm->mi_cols) {
    aom_free(buf->mvs);
    buf->mi_rows = cm->mi_rows;
    buf->mi_cols = cm->mi_cols;
675
#if CONFIG_TMV || CONFIG_MFMV
676
677
678
679
680
    CHECK_MEM_ERROR(cm, buf->mvs,
                    (MV_REF *)aom_calloc(
                        ((cm->mi_rows + 1) >> 1) * ((cm->mi_cols + 1) >> 1),
                        sizeof(*buf->mvs)));
#else
681
682
683
    CHECK_MEM_ERROR(
        cm, buf->mvs,
        (MV_REF *)aom_calloc(cm->mi_rows * cm->mi_cols, sizeof(*buf->mvs)));
684
#endif  // CONFIG_TMV
Jingning Han's avatar
Jingning Han committed
685
  }
686
687

#if CONFIG_MFMV
Jingning Han's avatar
Jingning Han committed
688
689
690
691
692
693
694
  if (cm->tpl_mvs == NULL || buf->mi_rows < cm->mi_rows ||
      buf->mi_cols < cm->mi_cols) {
    aom_free(cm->tpl_mvs);
    CHECK_MEM_ERROR(cm, cm->tpl_mvs, (TPL_MV_REF *)aom_calloc(
                                         ((cm->mi_rows + MAX_MIB_SIZE) >> 1) *
                                             (cm->mi_stride >> 1),
                                         sizeof(*cm->tpl_mvs)));
695
  }
Jingning Han's avatar
Jingning Han committed
696
#endif
697
698
}

Yaowu Xu's avatar
Yaowu Xu committed
699
static INLINE int mi_cols_aligned_to_sb(const AV1_COMMON *cm) {
700
701
702
  return ALIGN_POWER_OF_TWO(cm->mi_cols, cm->mib_size_log2);
}

Yaowu Xu's avatar
Yaowu Xu committed
703
static INLINE int mi_rows_aligned_to_sb(const AV1_COMMON *cm) {
704
  return ALIGN_POWER_OF_TWO(cm->mi_rows, cm->mib_size_log2);
Jingning Han's avatar
Jingning Han committed
705
706
}

Yaowu Xu's avatar
Yaowu Xu committed
707
static INLINE int frame_is_intra_only(const AV1_COMMON *const cm) {
Jingning Han's avatar
Jingning Han committed
708
709
710
  return cm->frame_type == KEY_FRAME || cm->intra_only;
}

711
#if CONFIG_CFL
712
#if CONFIG_DEBUG
Luc Trudeau's avatar
Luc Trudeau committed
713
714
715
static INLINE void cfl_clear_sub8x8_val(CFL_CTX *cfl) {
  memset(cfl->sub8x8_val, 0, sizeof(cfl->sub8x8_val));
}
716
#endif  // CONFIG_DEBUG
717
void cfl_init(CFL_CTX *cfl, AV1_COMMON *cm);
Luc Trudeau's avatar
Luc Trudeau committed
718
#endif  // CONFIG_CFL
719

Yaowu Xu's avatar
Yaowu Xu committed
720
721
static INLINE void av1_init_macroblockd(AV1_COMMON *cm, MACROBLOCKD *xd,
                                        tran_low_t *dqcoeff) {
722
  for (int i = 0; i < MAX_MB_PLANE; ++i) {
Jingning Han's avatar
Jingning Han committed
723
    xd->plane[i].dqcoeff = dqcoeff;
724
    xd->above_context[i] = cm->above_context[i];
Jingning Han's avatar
Jingning Han committed
725
    if (xd->plane[i].plane_type == PLANE_TYPE_Y) {
726
727
      memcpy(xd->plane[i].seg_dequant_QTX, cm->y_dequant_QTX,
             sizeof(cm->y_dequant_QTX));
728
729
730
731
#if CONFIG_AOM_QM
      memcpy(xd->plane[i].seg_iqmatrix, cm->y_iqmatrix, sizeof(cm->y_iqmatrix));
#endif

732
#if CONFIG_NEW_QUANT
733
734
      memcpy(xd->plane[i].seg_dequant_nuq_QTX, cm->y_dequant_nuq_QTX,
             sizeof(cm->y_dequant_nuq_QTX));
735
736
737
738
739
#endif
    } else if (xd->plane[i].plane_type == 1) {
      memcpy(xd->plane[i].seg_dequant_QTX, cm->u_dequant_QTX,
             sizeof(cm->u_dequant_QTX));
#if CONFIG_AOM_QM
740
      memcpy(xd->plane[i].seg_iqmatrix, cm->u_iqmatrix, sizeof(cm->u_iqmatrix));
741
742
743
744
#endif
#if CONFIG_NEW_QUANT
      memcpy(xd->plane[i].seg_dequant_nuq_QTX, cm->u_dequant_nuq_QTX,
             sizeof(cm->u_dequant_nuq_QTX));
745
#endif
Jingning Han's avatar
Jingning Han committed
746
    } else {
747
748
      memcpy(xd->plane[i].seg_dequant_QTX, cm->v_dequant_QTX,
             sizeof(cm->v_dequant_QTX));
749
#if CONFIG_AOM_QM
750
      memcpy(xd->plane[i].seg_iqmatrix, cm->v_iqmatrix, sizeof(cm->v_iqmatrix));
751
#endif
752
#if CONFIG_NEW_QUANT
753
754
      memcpy(xd->plane[i].seg_dequant_nuq_QTX, cm->v_dequant_nuq_QTX,
             sizeof(cm->v_dequant_nuq_QTX));
755
#endif
Jingning Han's avatar
Jingning Han committed
756
757
    }
  }
758
  xd->fc = cm->fc;
Jingning Han's avatar
Jingning Han committed
759
  xd->above_seg_context = cm->above_seg_context;
760
  xd->above_txfm_context = cm->above_txfm_context;
Jingning Han's avatar
Jingning Han committed
761
762
  xd->mi_stride = cm->mi_stride;
  xd->error_info = &cm->error;
763
764
765
#if CONFIG_CFL
  cfl_init(&xd->cfl, cm);
#endif
Jingning Han's avatar
Jingning Han committed
766
767
768
769
}

static INLINE void set_skip_context(MACROBLOCKD *xd, int mi_row, int mi_col) {
  int i;
Jingning Han's avatar
Jingning Han committed
770
771
  int row_offset = mi_row;
  int col_offset = mi_col;
Jingning Han's avatar
Jingning Han committed
772
773
  for (i = 0; i < MAX_MB_PLANE; ++i) {
    struct macroblockd_plane *const pd = &xd->plane[i];
774
775
776
777
778
779
    // Offset the buffer pointer
    const BLOCK_SIZE bsize = xd->mi[0]->mbmi.sb_type;
    if (pd->subsampling_y && (mi_row & 0x01) && (mi_size_high[bsize] == 1))
      row_offset = mi_row - 1;
    if (pd->subsampling_x && (mi_col & 0x01) && (mi_size_wide[bsize] == 1))
      col_offset = mi_col - 1;
Jingning Han's avatar
Jingning Han committed
780
781
    int above_idx = col_offset << (MI_SIZE_LOG2 - tx_size_wide_log2[0]);
    int left_idx = (row_offset & MAX_MIB_MASK)
782
                   << (MI_SIZE_LOG2 - tx_size_high_log2[0]);
Jingning Han's avatar
Jingning Han committed
783
784
785
786
787
788
789
    pd->above_context = &xd->above_context[i][above_idx >> pd->subsampling_x];
    pd->left_context = &xd->left_context[i][left_idx >> pd->subsampling_y];
  }
}

static INLINE int calc_mi_size(int len) {
  // len is in mi units.
790
  return len + MAX_MIB_SIZE;
Jingning Han's avatar
Jingning Han committed
791
792
}

Jingning Han's avatar
Jingning Han committed
793
static INLINE void set_plane_n4(MACROBLOCKD *const xd, int bw, int bh) {
794
795
  int i;
  for (i = 0; i < MAX_MB_PLANE; i++) {
Jingning Han's avatar
Jingning Han committed
796
797
    xd->plane[i].width = (bw * MI_SIZE) >> xd->plane[i].subsampling_x;
    xd->plane[i].height = (bh * MI_SIZE) >> xd->plane[i].subsampling_y;
798
799
800

    xd->plane[i].width = AOMMAX(xd->plane[i].width, 4);
    xd->plane[i].height = AOMMAX(xd->plane[i].height, 4);
801
802
803
  }
}

804
805
static INLINE void set_mi_row_col(MACROBLOCKD *xd, const TileInfo *const tile,
                                  int mi_row, int bh, int mi_col, int bw,
806
807
808
809
#if CONFIG_DEPENDENT_HORZTILES
                                  int dependent_horz_tile_flag,
#endif  // CONFIG_DEPENDENT_HORZTILES
                                  int mi_rows, int mi_cols) {
810
811
812
813
814
  xd->mb_to_top_edge = -((mi_row * MI_SIZE) * 8);
  xd->mb_to_bottom_edge = ((mi_rows - bh - mi_row) * MI_SIZE) * 8;
  xd->mb_to_left_edge = -((mi_col * MI_SIZE) * 8);
  xd->mb_to_right_edge = ((mi_cols - bw - mi_col) * MI_SIZE) * 8;

815
#if CONFIG_DEPENDENT_HORZTILES
816
  if (dependent_horz_tile_flag) {
817
    xd->up_available = (mi_row > tile->mi_row_start) || !tile->tg_horz_boundary;
818
  } else {
819
#endif  // CONFIG_DEPENDENT_HORZTILES
820
821
    // Are edges available for intra prediction?
    xd->up_available = (mi_row > tile->mi_row_start);
822
#if CONFIG_DEPENDENT_HORZTILES
823
  }
824
#endif  // CONFIG_DEPENDENT_HORZTILES
825
826

  xd->left_available = (mi_col > tile->mi_col_start);
827
828
829
830
831
832
  xd->chroma_up_available = xd->up_available;
  xd->chroma_left_available = xd->left_available;
  if (xd->plane[1].subsampling_x && bw < mi_size_wide[BLOCK_8X8])
    xd->chroma_left_available = (mi_col - 1) > tile->mi_col_start;
  if (xd->plane[1].subsampling_y && bh < mi_size_high[BLOCK_8X8])
    xd->chroma_up_available = (mi_row - 1) > tile->mi_row_start;
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
  if (xd->up_available) {
    xd->above_mi = xd->mi[-xd->mi_stride];
    // above_mi may be NULL in encoder's first pass.
    xd->above_mbmi = xd->above_mi ? &xd->above_mi->mbmi : NULL;
  } else {
    xd->above_mi = NULL;
    xd->above_mbmi = NULL;
  }

  if (xd->left_available) {
    xd->left_mi = xd->mi[-1];
    // left_mi may be NULL in encoder's first pass.
    xd->left_mbmi = xd->left_mi ? &xd->left_mi->mbmi : NULL;
  } else {
    xd->left_mi = NULL;
    xd->left_mbmi = NULL;
  }

  xd->n8_h = bh;
  xd->n8_w = bw;
  xd->is_sec_rect = 0;
  if (xd->n8_w < xd->n8_h)
    if (mi_col & (xd->n8_h - 1)) xd->is_sec_rect = 1;

  if (xd->n8_w > xd->n8_h)
    if (mi_row & (xd->n8_w - 1)) xd->is_sec_rect = 1;
Jingning Han's avatar
Jingning Han committed
859
860
}

Yaowu Xu's avatar
Yaowu Xu committed
861
static INLINE const aom_prob *get_y_mode_probs(const AV1_COMMON *cm,
862
863
864
865
                                               const MODE_INFO *mi,
                                               const MODE_INFO *above_mi,
                                               const MODE_INFO *left_mi,
                                               int block) {
Yaowu Xu's avatar
Yaowu Xu committed
866
867
  const PREDICTION_MODE above = av1_above_block_mode(mi, above_mi, block);
  const PREDICTION_MODE left = av1_left_block_mode(mi, left_mi, block);
868
869
870
  return cm->kf_y_prob[above][left];
}

871
872
static INLINE aom_cdf_prob *get_y_mode_cdf(FRAME_CONTEXT *tile_ctx,
                                           const MODE_INFO *mi,
873
874
875
                                           const MODE_INFO *above_mi,
                                           const MODE_INFO *left_mi,
                                           int block) {
876
877
  const PREDICTION_MODE above = av1_above_block_mode(mi, above_mi, block);
  const PREDICTION_MODE left = av1_left_block_mode(mi, left_mi, block);
878
879
880
881
882
883

#if CONFIG_KF_CTX
  int above_ctx = intra_mode_context[above];
  int left_ctx = intra_mode_context[left];
  return tile_ctx->kf_y_cdf[above_ctx][left_ctx];
#else
884
  return tile_ctx->kf_y_cdf[above][left];
885
#endif
886
887
}

clang-format's avatar
clang-format committed
888
889
static INLINE void update_partition_context(MACROBLOCKD *xd, int mi_row,
                                            int mi_col, BLOCK_SIZE subsize,
Jingning Han's avatar
Jingning Han committed
890
891
                                            BLOCK_SIZE bsize) {
  PARTITION_CONTEXT *const above_ctx = xd->above_seg_context + mi_col;
892
  PARTITION_CONTEXT *const left_ctx =
clang-format's avatar
clang-format committed
893
      xd->left_seg_context + (mi_row & MAX_MIB_MASK);
Jingning Han's avatar
Jingning Han committed
894

895
#if CONFIG_EXT_PARTITION_TYPES
896
897
  const int bw = mi_size_wide[bsize];
  const int bh = mi_size_high[bsize];
898
899
900
  memset(above_ctx, partition_context_lookup[subsize].above, bw);
  memset(left_ctx, partition_context_lookup[subsize].left, bh);
#else
Jingning Han's avatar
Jingning Han committed
901
  // num_4x4_blocks_wide_lookup[bsize] / 2
902
  const int bs = mi_size_wide[bsize];
Jingning Han's avatar
Jingning Han committed
903
904
905
906
907
908

  // update the partition context at the end notes. set partition bits
  // of block sizes larger than the current one to be one, and partition
  // bits of smaller block sizes to be zero.
  memset(above_ctx, partition_context_lookup[subsize].above, bs);
  memset(left_ctx, partition_context_lookup[subsize].left, bs);
909
910
911
#endif  // CONFIG_EXT_PARTITION_TYPES
}

912
913
static INLINE int is_chroma_reference(int mi_row, int mi_col, BLOCK_SIZE bsize,
                                      int subsampling_x, int subsampling_y) {
914
915
916
917
918
  const int bw = mi_size_wide[bsize];
  const int bh = mi_size_high[bsize];
  int ref_pos = ((mi_row & 0x01) || !(bh & 0x01) || !subsampling_y) &&
                ((mi_col & 0x01) || !(bw & 0x01) || !subsampling_x);
  return ref_pos;
919
}
920

921
922
static INLINE BLOCK_SIZE scale_chroma_bsize(BLOCK_SIZE bsize, int subsampling_x,
                                            int subsampling_y) {
923
  BLOCK_SIZE bs = bsize;
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
  switch (bsize) {
    case BLOCK_4X4:
      if (subsampling_x == 1 && subsampling_y == 1)
        bs = BLOCK_8X8;
      else if (subsampling_x == 1)
        bs = BLOCK_8X4;
      else if (subsampling_y == 1)
        bs = BLOCK_4X8;
      break;
    case BLOCK_4X8:
      if (subsampling_x == 1 && subsampling_y == 1)
        bs = BLOCK_8X8;
      else if (subsampling_x == 1)
        bs = BLOCK_8X8;
      else if (subsampling_y == 1)
        bs = BLOCK_4X8;
      break;
    case BLOCK_8X4:
      if (subsampling_x == 1 && subsampling_y == 1)
        bs = BLOCK_8X8;
      else if (subsampling_x == 1)
        bs = BLOCK_8X4;
      else if (subsampling_y == 1)
        bs = BLOCK_8X8;
      break;
    case BLOCK_4X16:
      if (subsampling_x == 1 && subsampling_y == 1)
        bs = BLOCK_8X16;
      else if (subsampling_x == 1)
        bs = BLOCK_8X16;
      else if (subsampling_y == 1)
        bs = BLOCK_4X16;
      break;
    case BLOCK_16X4:
      if (subsampling_x == 1 && subsampling_y == 1)
        bs = BLOCK_16X8;
      else if (subsampling_x == 1)
        bs = BLOCK_16X4;
      else if (subsampling_y == 1)
        bs = BLOCK_16X8;
      break;
    default: break;
966
967
968
  }
  return bs;
}
969

970
971
static INLINE aom_cdf_prob cdf_element_prob(const aom_cdf_prob *cdf,
                                            size_t element) {
972
  assert(cdf != NULL);
973
974
975
976
  return (element > 0 ? cdf[element - 1] : CDF_PROB_TOP) - cdf[element];
}

static INLINE void partition_gather_horz_alike(aom_cdf_prob *out,
977
978
979
                                               const aom_cdf_prob *const in,
                                               BLOCK_SIZE bsize) {
  (void)bsize;
980
981
982
983
984
985
986
  out[0] = CDF_PROB_TOP;
  out[0] -= cdf_element_prob(in, PARTITION_HORZ);
  out[0] -= cdf_element_prob(in, PARTITION_SPLIT);
#if CONFIG_EXT_PARTITION_TYPES
  out[0] -= cdf_element_prob(in, PARTITION_HORZ_A);
  out[0] -= cdf_element_prob(in, PARTITION_HORZ_B);
  out[0] -= cdf_element_prob(in, PARTITION_VERT_A);
987
#if CONFIG_EXT_PARTITION && !ALLOW_128X32_BLOCKS
988
  if (bsize != BLOCK_128X128)
989
#endif  // CONFIG_EXT_PARTITION && !ALLOW_128X32_BLOCKS
990
991
    out[0] -= cdf_element_prob(in, PARTITION_HORZ_4);
#endif  // CONFIG_EXT_PARTITION_TYPES
992
993
994
995
996
  out[0] = AOM_ICDF(out[0]);
  out[1] = AOM_ICDF(CDF_PROB_TOP);
}

static INLINE void partition_gather_vert_alike(aom_cdf_prob *out,
997
998
999
                                               const aom_cdf_prob *const in,
                                               BLOCK_SIZE bsize) {
  (void)bsize;
1000
  out[0] = CDF_PROB_TOP;
For faster browsing, not all history is shown. View entire blame