AOMedia AV1 Codec
block.h
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1 /*
2  * Copyright (c) 2016, Alliance for Open Media. All rights reserved
3  *
4  * This source code is subject to the terms of the BSD 2 Clause License and
5  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6  * was not distributed with this source code in the LICENSE file, you can
7  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8  * Media Patent License 1.0 was not distributed with this source code in the
9  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10  */
11 
15 #ifndef AOM_AV1_ENCODER_BLOCK_H_
16 #define AOM_AV1_ENCODER_BLOCK_H_
17 
18 #include "av1/common/blockd.h"
19 #include "av1/common/entropymv.h"
20 #include "av1/common/entropy.h"
21 #include "av1/common/enums.h"
22 #include "av1/common/mvref_common.h"
23 
24 #include "av1/encoder/enc_enums.h"
25 #if !CONFIG_REALTIME_ONLY
26 #include "av1/encoder/partition_cnn_weights.h"
27 #endif
28 
29 #include "av1/encoder/hash.h"
30 
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 
36 #define MIN_TPL_BSIZE_1D 16
38 #define MAX_TPL_BLK_IN_SB (MAX_SB_SIZE / MIN_TPL_BSIZE_1D)
40 #define MAX_WINNER_MODE_COUNT_INTRA 3
42 #define MAX_WINNER_MODE_COUNT_INTER 1
44 #define RD_RECORD_BUFFER_LEN 8
46 #define TX_SIZE_RD_RECORD_BUFFER_LEN 256
47 
54 typedef struct {
56  BLOCK_SIZE min_partition_size;
58  BLOCK_SIZE max_partition_size;
59 
60 
70  int64_t tpl_inter_cost[MAX_TPL_BLK_IN_SB * MAX_TPL_BLK_IN_SB];
72  int64_t tpl_intra_cost[MAX_TPL_BLK_IN_SB * MAX_TPL_BLK_IN_SB];
74  int_mv tpl_mv[MAX_TPL_BLK_IN_SB * MAX_TPL_BLK_IN_SB][INTER_REFS_PER_FRAME];
79 
82 typedef struct {
86  RD_STATS rd_cost;
88  int64_t rd;
90  int rate_y;
92  int rate_uv;
94  uint8_t color_index_map[MAX_SB_SQUARE];
96  THR_MODES mode_index;
98 
103 typedef struct macroblock_plane {
105  DECLARE_ALIGNED(32, int16_t, src_diff[MAX_SB_SQUARE]);
107  tran_low_t *dqcoeff;
109  tran_low_t *qcoeff;
111  tran_low_t *coeff;
113  uint16_t *eobs;
115  uint8_t *txb_entropy_ctx;
117  struct buf_2d src;
118 
127  const int16_t *quant_fp_QTX;
129  const int16_t *round_fp_QTX;
131  const int16_t *quant_QTX;
133  const int16_t *round_QTX;
135  const int16_t *quant_shift_QTX;
137  const int16_t *zbin_QTX;
139  const int16_t *dequant_QTX;
142 
147 typedef struct {
149  int txb_skip_cost[TXB_SKIP_CONTEXTS][2];
154  int base_eob_cost[SIG_COEF_CONTEXTS_EOB][3];
159  int base_cost[SIG_COEF_CONTEXTS][8];
164  int eob_extra_cost[EOB_COEF_CONTEXTS][2];
166  int dc_sign_cost[DC_SIGN_CONTEXTS][2];
168  int lps_cost[LEVEL_CONTEXTS][COEFF_BASE_RANGE + 1 + COEFF_BASE_RANGE + 1];
170 
173 typedef struct {
175  int eob_cost[2][11];
177 
180 typedef struct {
182  tran_low_t *tcoeff[MAX_MB_PLANE];
184  uint16_t *eobs[MAX_MB_PLANE];
191  uint8_t *entropy_ctx[MAX_MB_PLANE];
193 
196 typedef struct {
197  // TODO(angiebird): Reduce the buffer size according to sb_type
199  CANDIDATE_MV ref_mv_stack[MODE_CTX_REF_FRAMES][USABLE_REF_MV_STACK_SIZE];
201  uint16_t weight[MODE_CTX_REF_FRAMES][USABLE_REF_MV_STACK_SIZE];
203  uint8_t ref_mv_count[MODE_CTX_REF_FRAMES];
205  int_mv global_mvs[REF_FRAMES];
207  int16_t mode_context[MODE_CTX_REF_FRAMES];
209 
216 typedef struct {
218  CANDIDATE_MV ref_mv_stack[USABLE_REF_MV_STACK_SIZE];
220  uint16_t weight[USABLE_REF_MV_STACK_SIZE];
222  uint8_t ref_mv_count;
223  // TODO(Ravi/Remya): Reduce the buffer size of global_mvs
225  int_mv global_mvs[REF_FRAMES];
227  int16_t mode_context;
229  uint16_t cb_offset[PLANE_TYPES];
231 
234 typedef struct {
236  TX_SIZE tx_size;
238  TX_SIZE inter_tx_size[INTER_TX_SIZE_BUF_LEN];
240  uint8_t blk_skip[MAX_MIB_SIZE * MAX_MIB_SIZE];
242  uint8_t tx_type_map[MAX_MIB_SIZE * MAX_MIB_SIZE];
244  RD_STATS rd_stats;
246  uint32_t hash_value;
247 } MB_RD_INFO;
248 
251 typedef struct {
253  MB_RD_INFO tx_rd_info[RD_RECORD_BUFFER_LEN]; // Circular buffer.
257  int num;
260 } MB_RD_RECORD;
261 
264 typedef struct {
266  int64_t dist;
268  int64_t sse;
270  int rate;
272  uint16_t eob;
274  TX_TYPE tx_type;
276  uint16_t entropy_context;
280  uint8_t valid;
282  uint8_t fast;
285 } TXB_RD_INFO;
286 
289 typedef struct {
291  uint32_t hash_vals[TX_SIZE_RD_RECORD_BUFFER_LEN];
297  int num;
298 } TXB_RD_RECORD;
299 
301 #define MAX_COMP_RD_STATS 64
304 typedef struct {
306  int32_t rate[COMPOUND_TYPES];
308  int64_t dist[COMPOUND_TYPES];
310  int32_t model_rate[COMPOUND_TYPES];
312  int64_t model_dist[COMPOUND_TYPES];
314  int comp_rs2[COMPOUND_TYPES];
316  int_mv mv[2];
318  MV_REFERENCE_FRAME ref_frames[2];
320  PREDICTION_MODE mode;
322  int_interpfilters filter;
326  int is_global[2];
328  INTERINTER_COMPOUND_DATA interinter_comp;
329 } COMP_RD_STATS;
330 
335 typedef struct {
340  int32_t *wsrc;
345  int32_t *mask;
350  uint8_t *above_pred;
355  uint8_t *left_pred;
356 } OBMCBuffer;
357 
360 typedef struct {
362  uint8_t best_palette_color_map[MAX_PALETTE_SQUARE];
364  int kmeans_data_buf[2 * MAX_PALETTE_SQUARE];
366 
372 typedef struct {
374  uint8_t *pred0;
376  uint8_t *pred1;
378  int16_t *residual1;
380  int16_t *diff10;
384 
387 // TODO(chiyotsai@google.com): Consolidate this with SIMPLE_MOTION_DATA_TREE
388 typedef struct {
389 #if !CONFIG_REALTIME_ONLY
390  // The following 4 parameters are used for cnn-based partitioning on intra
391  // frame.
400  float cnn_buffer[CNN_OUT_BUF_SIZE];
402  float log_q;
403 #endif
404 
418  uint8_t variance_low[105];
420 
425 typedef struct {
437 
440 
445  unsigned int coeff_opt_thresholds[2];
449  TX_SIZE_SEARCH_METHOD tx_size_search_method;
453  unsigned int skip_txfm_level;
454 
469 
473  unsigned int predict_dc_level;
475 
477 #define MAX_NUM_8X8_TXBS ((MAX_MIB_SIZE >> 1) * (MAX_MIB_SIZE >> 1))
478 #define MAX_NUM_16X16_TXBS ((MAX_MIB_SIZE >> 2) * (MAX_MIB_SIZE >> 2))
479 #define MAX_NUM_32X32_TXBS ((MAX_MIB_SIZE >> 3) * (MAX_MIB_SIZE >> 3))
480 #define MAX_NUM_64X64_TXBS ((MAX_MIB_SIZE >> 4) * (MAX_MIB_SIZE >> 4))
494 typedef struct {
495 
501 
503  TXB_RD_RECORD txb_rd_record_8X8[MAX_NUM_8X8_TXBS];
505  TXB_RD_RECORD txb_rd_record_16X16[MAX_NUM_16X16_TXBS];
507  TXB_RD_RECORD txb_rd_record_32X32[MAX_NUM_32X32_TXBS];
509  TXB_RD_RECORD txb_rd_record_64X64[MAX_NUM_64X64_TXBS];
513 } TxbRdRecords;
514 
520 typedef struct {
523 
531  uint8_t blk_skip[MAX_MIB_SIZE * MAX_MIB_SIZE];
532 
542  uint8_t tx_type_map_[MAX_MIB_SIZE * MAX_MIB_SIZE];
543 
556 
565  // TODO(chiyotsai@google.com): Move this to a more appropriate location such
566  // as ThreadData.
567  unsigned int txb_split_count;
568 #if CONFIG_SPEED_STATS
570  unsigned int tx_search_count;
571 #endif // CONFIG_SPEED_STATS
573 #undef MAX_NUM_8X8_TXBS
574 #undef MAX_NUM_16X16_TXBS
575 #undef MAX_NUM_32X32_TXBS
576 #undef MAX_NUM_64X64_TXBS
577 
583 typedef struct {
584 
589  int partition_cost[PARTITION_CONTEXTS][EXT_PARTITION_TYPES];
592 
597  int mbmode_cost[BLOCK_SIZE_GROUPS][INTRA_MODES];
599  int y_mode_costs[INTRA_MODES][INTRA_MODES][INTRA_MODES];
601  int intra_uv_mode_cost[CFL_ALLOWED_TYPES][INTRA_MODES][UV_INTRA_MODES];
603  int filter_intra_cost[BLOCK_SIZES_ALL][2];
605  int filter_intra_mode_cost[FILTER_INTRA_MODES];
607  int angle_delta_cost[DIRECTIONAL_MODES][2 * MAX_ANGLE_DELTA + 1];
608 
610  int cfl_cost[CFL_JOINT_SIGNS][CFL_PRED_PLANES][CFL_ALPHABET_SIZE];
613 
618  int intrabc_cost[2];
619 
621  int palette_y_size_cost[PALATTE_BSIZE_CTXS][PALETTE_SIZES];
623  int palette_uv_size_cost[PALATTE_BSIZE_CTXS][PALETTE_SIZES];
625  int palette_y_color_cost[PALETTE_SIZES][PALETTE_COLOR_INDEX_CONTEXTS]
626  [PALETTE_COLORS];
628  int palette_uv_color_cost[PALETTE_SIZES][PALETTE_COLOR_INDEX_CONTEXTS]
629  [PALETTE_COLORS];
631  int palette_y_mode_cost[PALATTE_BSIZE_CTXS][PALETTE_Y_MODE_CONTEXTS][2];
633  int palette_uv_mode_cost[PALETTE_UV_MODE_CONTEXTS][2];
636 
641  int skip_mode_cost[SKIP_MODE_CONTEXTS][2];
643  int newmv_mode_cost[NEWMV_MODE_CONTEXTS][2];
645  int zeromv_mode_cost[GLOBALMV_MODE_CONTEXTS][2];
647  int refmv_mode_cost[REFMV_MODE_CONTEXTS][2];
649  int drl_mode_cost0[DRL_MODE_CONTEXTS][2];
652 
657  int single_ref_cost[REF_CONTEXTS][SINGLE_REFS - 1][2];
659  int comp_inter_cost[COMP_INTER_CONTEXTS][2];
661  int comp_ref_type_cost[COMP_REF_TYPE_CONTEXTS]
662  [CDF_SIZE(COMP_REFERENCE_TYPES)];
664  int uni_comp_ref_cost[UNI_COMP_REF_CONTEXTS][UNIDIR_COMP_REFS - 1]
665  [CDF_SIZE(2)];
670  int comp_ref_cost[REF_CONTEXTS][FWD_REFS - 1][2];
675  int comp_bwdref_cost[REF_CONTEXTS][BWD_REFS - 1][2];
678 
683  int intra_inter_cost[INTRA_INTER_CONTEXTS][2];
685  int inter_compound_mode_cost[INTER_MODE_CONTEXTS][INTER_COMPOUND_MODES];
687  int compound_type_cost[BLOCK_SIZES_ALL][MASKED_COMPOUND_TYPES];
689  int wedge_idx_cost[BLOCK_SIZES_ALL][16];
691  int interintra_cost[BLOCK_SIZE_GROUPS][2];
693  int wedge_interintra_cost[BLOCK_SIZES_ALL][2];
695  int interintra_mode_cost[BLOCK_SIZE_GROUPS][INTERINTRA_MODES];
698 
703  int comp_idx_cost[COMP_INDEX_CONTEXTS][2];
705  int comp_group_idx_cost[COMP_GROUP_IDX_CONTEXTS][2];
708 
713  int motion_mode_cost[BLOCK_SIZES_ALL][MOTION_MODES];
715  int motion_mode_cost1[BLOCK_SIZES_ALL][2];
717  int switchable_interp_costs[SWITCHABLE_FILTER_CONTEXTS][SWITCHABLE_FILTERS];
720 
725  int skip_txfm_cost[SKIP_CONTEXTS][2];
727  int tx_size_cost[TX_SIZES - 1][TX_SIZE_CONTEXTS][TX_SIZES];
729  int txfm_partition_cost[TXFM_PARTITION_CONTEXTS][2];
731  int inter_tx_type_costs[EXT_TX_SETS_INTER][EXT_TX_SIZES][TX_TYPES];
733  int intra_tx_type_costs[EXT_TX_SETS_INTRA][EXT_TX_SIZES][INTRA_MODES]
734  [TX_TYPES];
737 
742  int switchable_restore_cost[RESTORE_SWITCHABLE_TYPES];
744  int wiener_restore_cost[2];
746  int sgrproj_restore_cost[2];
748 } ModeCosts;
749 
752 typedef struct {
753 
766  int nmv_joint_cost[MV_JOINTS];
767 
769  int nmv_cost_alloc[2][MV_VALS];
771  int nmv_cost_hp_alloc[2][MV_VALS];
773  int *nmv_cost[2];
775  int *nmv_cost_hp[2];
779 } MvCosts;
780 
783 typedef struct {
785  LV_MAP_COEFF_COST coeff_costs[TX_SIZES][PLANE_TYPES];
787  LV_MAP_EOB_COST eob_costs[7][2];
788 } CoeffCosts;
789 
791 // 4: NEAREST, NEW, NEAR, GLOBAL
792 #define SINGLE_REF_MODES ((REF_FRAMES - 1) * 4)
794 struct inter_modes_info;
795 
798 typedef struct {
800  int num;
802  int pts[16];
804  int pts_inref[16];
806 
808 typedef enum {
809  kInvalid = 0,
810  kLowSad = 1,
811  kMedSad = 2,
812  kHighSad = 3
813 } SOURCE_SAD;
814 
815 typedef struct {
816  SOURCE_SAD source_sad;
817  int lighting_change;
818  int low_sumdiff;
819 } CONTENT_STATE_SB;
829 typedef struct macroblock {
830 
839  struct macroblock_plane plane[MAX_MB_PLANE];
840 
848 
855 
862 
864  FRAME_CONTEXT *row_ctx;
873  FRAME_CONTEXT *tile_pb_ctx;
874 
885  uint16_t cb_offset[PLANE_TYPES];
886 
894  CONV_BUF_TYPE *tmp_conv_dst;
895 
905  uint8_t *tmp_pred_bufs[2];
908 
917  int qindex;
918 
925 
934  int rdmult;
935 
940 
943 
947 
952 
962 
974 
979  // TODO(chiyotsai@google.com): Refactor this out of macroblock
981 
987  CONTENT_STATE_SB content_state_sb;
990 
998  int pred_mv_sad[REF_FRAMES];
1001 
1008  uint8_t tpl_keep_ref_frame[REF_FRAMES];
1009 
1015 
1022  int picked_ref_frames_mask[MAX_MIB_SIZE * MAX_MIB_SIZE];
1023 
1034 
1040 
1051 
1062 
1069  int thresh_freq_fact[BLOCK_SIZES_ALL][MAX_MODES];
1070 
1083 
1096  TXFM_RD_MODEL rd_model;
1097 
1107  // TODO(any): try to consolidate this speed feature with winner mode
1108  // processing.
1110 
1112  uint8_t compound_idx;
1113 
1118 
1127 
1132  IntraBCHashInfo intrabc_hash_info;
1133 
1140 
1149  unsigned int max_mv_context[REF_FRAMES];
1150 
1156  FullMvLimits mv_limits;
1159 
1169 
1176 
1182  uint8_t color_sensitivity[2];
1185 
1190  unsigned int source_variance;
1192  unsigned int pred_sse[REF_FRAMES];
1194 #if CONFIG_RT_ML_PARTITIONING
1195  DECLARE_ALIGNED(16, uint8_t, est_pred[128 * 128]);
1196 #endif
1199 #undef SINGLE_REF_MODES
1200 
1202 static INLINE int is_rect_tx_allowed_bsize(BLOCK_SIZE bsize) {
1203  static const char LUT[BLOCK_SIZES_ALL] = {
1204  0, // BLOCK_4X4
1205  1, // BLOCK_4X8
1206  1, // BLOCK_8X4
1207  0, // BLOCK_8X8
1208  1, // BLOCK_8X16
1209  1, // BLOCK_16X8
1210  0, // BLOCK_16X16
1211  1, // BLOCK_16X32
1212  1, // BLOCK_32X16
1213  0, // BLOCK_32X32
1214  1, // BLOCK_32X64
1215  1, // BLOCK_64X32
1216  0, // BLOCK_64X64
1217  0, // BLOCK_64X128
1218  0, // BLOCK_128X64
1219  0, // BLOCK_128X128
1220  1, // BLOCK_4X16
1221  1, // BLOCK_16X4
1222  1, // BLOCK_8X32
1223  1, // BLOCK_32X8
1224  1, // BLOCK_16X64
1225  1, // BLOCK_64X16
1226  };
1227 
1228  return LUT[bsize];
1229 }
1230 
1231 static INLINE int is_rect_tx_allowed(const MACROBLOCKD *xd,
1232  const MB_MODE_INFO *mbmi) {
1233  return is_rect_tx_allowed_bsize(mbmi->bsize) &&
1234  !xd->lossless[mbmi->segment_id];
1235 }
1236 
1237 static INLINE int tx_size_to_depth(TX_SIZE tx_size, BLOCK_SIZE bsize) {
1238  TX_SIZE ctx_size = max_txsize_rect_lookup[bsize];
1239  int depth = 0;
1240  while (tx_size != ctx_size) {
1241  depth++;
1242  ctx_size = sub_tx_size_map[ctx_size];
1243  assert(depth <= MAX_TX_DEPTH);
1244  }
1245  return depth;
1246 }
1247 
1248 static INLINE void set_blk_skip(uint8_t txb_skip[], int plane, int blk_idx,
1249  int skip) {
1250  if (skip)
1251  txb_skip[blk_idx] |= 1UL << plane;
1252  else
1253  txb_skip[blk_idx] &= ~(1UL << plane);
1254 #ifndef NDEBUG
1255  // Set chroma planes to uninitialized states when luma is set to check if
1256  // it will be set later
1257  if (plane == 0) {
1258  txb_skip[blk_idx] |= 1UL << (1 + 4);
1259  txb_skip[blk_idx] |= 1UL << (2 + 4);
1260  }
1261 
1262  // Clear the initialization checking bit
1263  txb_skip[blk_idx] &= ~(1UL << (plane + 4));
1264 #endif
1265 }
1266 
1267 static INLINE int is_blk_skip(uint8_t *txb_skip, int plane, int blk_idx) {
1268 #ifndef NDEBUG
1269  // Check if this is initialized
1270  assert(!(txb_skip[blk_idx] & (1UL << (plane + 4))));
1271 
1272  // The magic number is 0x77, this is to test if there is garbage data
1273  assert((txb_skip[blk_idx] & 0x88) == 0);
1274 #endif
1275  return (txb_skip[blk_idx] >> plane) & 1;
1276 }
1277 
1280 #ifdef __cplusplus
1281 } // extern "C"
1282 #endif
1283 
1284 #endif // AOM_AV1_ENCODER_BLOCK_H_
#define MAX_WINNER_MODE_COUNT_INTER
Number of inter winner modes kept.
Definition: block.h:42
#define MAX_COMP_RD_STATS
Number of compound rd stats.
Definition: block.h:301
#define MAX_TPL_BLK_IN_SB
Maximum number of tpl block in a super block.
Definition: block.h:38
#define RD_RECORD_BUFFER_LEN
Number of txfm hash records kept for the partition block.
Definition: block.h:44
struct macroblock_plane MACROBLOCK_PLANE
Each source plane of the current macroblock.
struct macroblock MACROBLOCK
Encoder's parameters related to the current coding block.
#define MAX_WINNER_MODE_COUNT_INTRA
Number of intra winner modes kept.
Definition: block.h:40
#define TX_SIZE_RD_RECORD_BUFFER_LEN
Number of txfm hash records kept for the txfm block.
Definition: block.h:46
@ RESTORE_SWITCHABLE_TYPES
Definition: enums.h:654
Stores the transforms coefficients for the whole superblock.
Definition: block.h:180
Rdcost stats in compound mode.
Definition: block.h:304
int_interpfilters filter
Current interpolation filter.
Definition: block.h:322
INTERINTER_COMPOUND_DATA interinter_comp
Current parameters for interinter mode.
Definition: block.h:328
PREDICTION_MODE mode
Current prediction mode.
Definition: block.h:320
int ref_mv_idx
Refmv index in the drl.
Definition: block.h:324
Holds the costs needed to encode the coefficients.
Definition: block.h:783
Contains buffers used by av1_compound_type_rd()
Definition: block.h:372
int16_t * diff10
Second prediction - first prediction.
Definition: block.h:380
uint8_t * pred1
Second prediction.
Definition: block.h:376
int16_t * residual1
Source - first prediction.
Definition: block.h:378
uint8_t * pred0
First prediction.
Definition: block.h:374
uint8_t * tmp_best_mask_buf
Backup of the best segmentation mask.
Definition: block.h:382
Costs for encoding the coefficients within a level.
Definition: block.h:147
Costs for encoding the eob.
Definition: block.h:173
Stores best extended mode information at frame level.
Definition: block.h:216
uint8_t ref_mv_count
Number of ref mvs in the drl.
Definition: block.h:222
int16_t mode_context
Context used to encode the current mode.
Definition: block.h:227
Extended mode info derived from mbmi.
Definition: block.h:196
Stores the prediction/txfm mode of the current coding block.
Definition: blockd.h:221
uint8_t segment_id
The segment id.
Definition: blockd.h:309
BLOCK_SIZE bsize
The block size of the current coding block.
Definition: blockd.h:227
Txfm search results for a partition.
Definition: block.h:234
TX_SIZE tx_size
Txfm size used if the current mode is intra mode.
Definition: block.h:236
uint32_t hash_value
Hash value of the current record.
Definition: block.h:246
RD_STATS rd_stats
Rd_stats for the whole partition block.
Definition: block.h:244
Hash records of txfm search results for the partition block.
Definition: block.h:251
int index_start
Index to insert the newest TXB_RD_INFO.
Definition: block.h:255
int num
Number of info stored in this record.
Definition: block.h:257
CRC32C crc_calculator
Hash function.
Definition: block.h:259
Holds the entropy costs for various modes sent to the bitstream.
Definition: block.h:583
Holds mv costs for encoding and motion search.
Definition: block.h:752
int ** mv_cost_stack
Points to the nmv_cost_hp in use.
Definition: block.h:777
Contains buffers used to speed up rdopt for obmc.
Definition: block.h:335
uint8_t * left_pred
Prediction from the up predictor.
Definition: block.h:355
int32_t * wsrc
A new source weighted with the above and left predictors.
Definition: block.h:340
int32_t * mask
A new mask constructed from the original horz/vert mask.
Definition: block.h:345
uint8_t * above_pred
Prediction from the up predictor.
Definition: block.h:350
Contains color maps used in palette mode.
Definition: block.h:360
Holds some parameters related to partitioning schemes in AV1.
Definition: block.h:388
int cnn_output_valid
Whether the CNN buffer contains valid output.
Definition: block.h:398
float log_q
log of the quantization parameter of the ancestor BLOCK_64X64.
Definition: block.h:402
int quad_tree_idx
Current index on the partition block quad tree.
Definition: block.h:396
Superblock level encoder info.
Definition: block.h:54
BLOCK_SIZE min_partition_size
Maximum partition size for the sb.
Definition: block.h:56
BLOCK_SIZE max_partition_size
Minimum partition size for the sb.
Definition: block.h:58
int tpl_stride
TPL's stride for the arrays in this struct.
Definition: block.h:76
int tpl_data_count
Number of TPL blocks in this superblock.
Definition: block.h:68
Txfm search results for a tx block.
Definition: block.h:264
uint16_t entropy_context
Unknown usage.
Definition: block.h:276
int64_t sse
SSE of the prediction before the txfm process.
Definition: block.h:268
int64_t dist
Distortion after the txfm process.
Definition: block.h:266
uint16_t eob
Location of the end of non-zero entries.
Definition: block.h:272
uint8_t valid
Whether the current info block contains valid info.
Definition: block.h:280
uint8_t fast
Unused.
Definition: block.h:282
TX_TYPE tx_type
Transform type used on the current block.
Definition: block.h:274
uint8_t txb_entropy_ctx
Context used to code the coefficients.
Definition: block.h:278
int rate
Rate used to encode the txfm.
Definition: block.h:270
uint8_t perform_block_coeff_opt
Whether trellis optimization is done.
Definition: block.h:284
Hash records of txfm search result for each tx block.
Definition: block.h:289
int num
Number of info stored in this record.
Definition: block.h:297
int index_start
Index to insert the newest TXB_RD_INFO.
Definition: block.h:295
Txfm hash records.
Definition: block.h:494
MB_RD_RECORD mb_rd_record
Txfm hash record for the whole coding block.
Definition: block.h:500
TXB_RD_RECORD txb_rd_record_intra
Intra mode txfm hash record for square tx blocks.
Definition: block.h:511
Stores various encoding/search decisions related to txfm search.
Definition: block.h:520
int skip_txfm
Whether to skip transform and quantization on a partition block level.
Definition: block.h:522
unsigned int txb_split_count
Number of txb splits.
Definition: block.h:567
TxbRdRecords * txb_rd_records
Txfm hash records.
Definition: block.h:555
Defines the parameters used to perform txfm search.
Definition: block.h:425
int use_default_intra_tx_type
Whether to limit the intra txfm search type to the default txfm.
Definition: block.h:431
int prune_2d_txfm_mode
Whether to prune 2d transforms based on 1d transform results.
Definition: block.h:439
TX_MODE tx_mode_search_type
How to search for the optimal tx_size.
Definition: block.h:468
int use_default_inter_tx_type
Whether to limit the inter txfm search type to the default txfm.
Definition: block.h:436
TX_SIZE_SEARCH_METHOD tx_size_search_method
Variable from WinnerModeParams based on current eval mode.
Definition: block.h:449
unsigned int predict_dc_level
Definition: block.h:473
unsigned int tx_domain_dist_threshold
Variable from WinnerModeParams based on current eval mode.
Definition: block.h:447
unsigned int skip_txfm_level
Variable from WinnerModeParams based on current eval mode.
Definition: block.h:453
unsigned int use_transform_domain_distortion
Variable from WinnerModeParams based on current eval mode.
Definition: block.h:451
Holds the motion samples for warp motion model estimation.
Definition: block.h:798
int num
Number of samples.
Definition: block.h:800
Stores the best performing modes.
Definition: block.h:82
int rate_y
Luma rate of the winner mode.
Definition: block.h:90
RD_STATS rd_cost
Rdstats of the winner mode.
Definition: block.h:86
MB_MODE_INFO mbmi
The mbmi used to reconstruct the winner mode.
Definition: block.h:84
THR_MODES mode_index
The current winner mode.
Definition: block.h:96
int rate_uv
Chroma rate of the winner mode.
Definition: block.h:92
int64_t rd
Rdcost of the winner mode.
Definition: block.h:88
Struct used to hold inter mode data for fast tx search.
Definition: encoder.h:1102
Each source plane of the current macroblock.
Definition: block.h:103
int16_t src_diff[MAX_SB_SQUARE]
Stores source - pred so the txfm can be computed later.
Definition: block.h:105
tran_low_t * qcoeff
Quantized coefficients.
Definition: block.h:109
const int16_t * quant_shift_QTX
Scale factor to shift coefficients toward zero. Only used by QUANT_B.
Definition: block.h:135
const int16_t * quant_fp_QTX
Quantization step size used by AV1_XFORM_QUANT_FP.
Definition: block.h:127
const int16_t * dequant_QTX
Dequantizer.
Definition: block.h:139
tran_low_t * dqcoeff
Dequantized coefficients.
Definition: block.h:107
const int16_t * zbin_QTX
Size of the quantization bin around 0. Only Used by QUANT_B.
Definition: block.h:137
const int16_t * quant_QTX
Quantization step size used by AV1_XFORM_QUANT_B.
Definition: block.h:131
struct buf_2d src
A buffer containing the source frame.
Definition: block.h:117
uint16_t * eobs
Location of the end of qcoeff (end of block).
Definition: block.h:113
tran_low_t * coeff
Transformed coefficients.
Definition: block.h:111
uint8_t * txb_entropy_ctx
Contexts used to code the transform coefficients.
Definition: block.h:115
const int16_t * round_fp_QTX
Offset used for rounding in the quantizer process by AV1_XFORM_QUANT_FP.
Definition: block.h:129
const int16_t * round_QTX
Offset used for rounding in the quantizer process by AV1_XFORM_QUANT_B.
Definition: block.h:133
Encoder's parameters related to the current coding block.
Definition: block.h:829
int delta_qindex
Difference between frame-level qindex and current qindex.
Definition: block.h:924
WARP_SAMPLE_INFO warp_sample_info[REF_FRAMES]
Warp motion samples buffer.
Definition: block.h:1014
MB_MODE_INFO_EXT_FRAME * mbmi_ext_frame
Finalized mbmi_ext for the whole frame.
Definition: block.h:861
int sb_energy_level
Energy in the current source superblock. Used to calculate rdmult.
Definition: block.h:939
uint8_t * tmp_pred_bufs[2]
Temporary buffer to hold prediction.
Definition: block.h:905
int mb_energy
Energy in the current source coding block. Used to calculate rdmult.
Definition: block.h:937
int use_intermode_cache
Whether to reuse the mode stored in intermode_cache.
Definition: block.h:1135
int skip_mode
Inter skip mode.
Definition: block.h:1061
FullMvLimits mv_limits
Limit for the range of motion vectors.
Definition: block.h:1156
CoeffCosts coeff_costs
The rate needed to signal the txfm coefficients to the bitstream.
Definition: block.h:949
PartitionSearchInfo part_search_info
Stores some partition-search related buffers.
Definition: block.h:1039
int rdmult
Rate-distortion multiplier.
Definition: block.h:934
WinnerModeStats winner_mode_stats[(((3) >(1)) ?(3) :(1))]
Tracks the winner modes in the current coding block.
Definition: block.h:1080
MACROBLOCKD e_mbd
Decoder's view of current coding block.
Definition: block.h:847
int best_pred_mv_sad
The minimum of pred_mv_sad.
Definition: block.h:1000
const MB_MODE_INFO * intermode_cache
The mode to reuse during av1_rd_pick_inter_mode.
Definition: block.h:1137
unsigned int source_variance
Variance of the source frame.
Definition: block.h:1190
int seg_skip_block
Skip mode for the segment.
Definition: block.h:971
FRAME_CONTEXT * row_ctx
Entropy context for the current row.
Definition: block.h:864
unsigned int pred_sse[REF_FRAMES]
SSE of the current predictor.
Definition: block.h:1192
CONV_BUF_TYPE * tmp_conv_dst
Buffer to store convolution during averaging process in compound mode.
Definition: block.h:894
ModeCosts mode_costs
The rate needed to signal a mode to the bitstream.
Definition: block.h:942
int comp_rd_stats_idx
The idx for the latest compound mode in the cache comp_rd_stats.
Definition: block.h:1117
int nonrd_prune_ref_frame_search
Prune ref frames in real-time mode.
Definition: block.h:1031
unsigned int max_mv_context[REF_FRAMES]
Context used to determine the initial step size in motion search.
Definition: block.h:1149
int sadperbit
A multiplier that converts mv cost to l1 error.
Definition: block.h:959
uint8_t compound_idx
How to blend the compound predictions.
Definition: block.h:1112
CompoundTypeRdBuffers comp_rd_buffer
Buffer used for compound_type_rd().
Definition: block.h:892
int thresh_freq_fact[BLOCK_SIZES_ALL][MAX_MODES]
Factors used for rd-thresholding.
Definition: block.h:1069
PALETTE_BUFFER * palette_buffer
Buffer to store the best palette map.
Definition: block.h:890
CONTENT_STATE_SB content_state_sb
Characteristics of the current superblock.
Definition: block.h:987
struct macroblock_plane plane[3]
Each of the encoding plane.
Definition: block.h:839
int recalc_luma_mc_data
Whether to recompute the luma prediction.
Definition: block.h:1126
OBMCBuffer obmc_buffer
Modified source and masks used for fast OBMC search.
Definition: block.h:888
SuperBlockEnc sb_enc
Information on a whole superblock level.
Definition: block.h:980
COMP_RD_STATS comp_rd_stats[64]
A caches of results of compound type search so they can be reused later.
Definition: block.h:1115
CB_COEFF_BUFFER * cb_coef_buff
Buffer of transformed coefficients.
Definition: block.h:883
uint8_t color_sensitivity[2]
Whether there is a strong color activity.
Definition: block.h:1182
int qindex
Quantization index for the current partition block.
Definition: block.h:917
int must_find_valid_partition
Whether to disable some features to force a mode in current block.
Definition: block.h:1048
int picked_ref_frames_mask[MAX_MIB_SIZE *MAX_MIB_SIZE]
Reference frames picked by the square subblocks in a superblock.
Definition: block.h:1022
MvCosts * mv_costs
Definition: block.h:946
TxfmSearchInfo txfm_search_info
Results of the txfm searches that have been done.
Definition: block.h:1175
int pred_mv_sad[REF_FRAMES]
Sum absolute distortion of the predicted mv for each ref frame.
Definition: block.h:998
IntraBCHashInfo intrabc_hash_info
Data structure to speed up intrabc search.
Definition: block.h:1132
int errorperbit
A multiplier that converts mv cost to l2 error.
Definition: block.h:957
FRAME_CONTEXT * tile_pb_ctx
Entropy context for the current tile.
Definition: block.h:873
struct inter_modes_info * inter_modes_info
Stores the inter mode information needed to build an rd model.
Definition: block.h:1109
uint16_t cb_offset[PLANE_TYPES]
Offset of current coding block's coeff buffer relative to the sb.
Definition: block.h:885
int winner_mode_count
Tracks how many winner modes there are.
Definition: block.h:1082
TXFM_RD_MODEL rd_model
The model used for rd-estimation to avoid txfm.
Definition: block.h:1096
TxfmSearchParams txfm_search_params
Parameters that control how motion search is done.
Definition: block.h:1168
uint8_t tpl_keep_ref_frame[REF_FRAMES]
Disables certain ref frame pruning based on tpl.
Definition: block.h:1008
MB_MODE_INFO_EXT mbmi_ext
Derived coding information.
Definition: block.h:854
Variables related to current coding block.
Definition: blockd.h:577
int lossless[8]
Definition: blockd.h:824