block.h 5.95 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_ENCODER_BLOCK_H_
#define AV1_ENCODER_BLOCK_H_
Jingning Han's avatar
Jingning Han committed
14

15
16
#include "av1/common/entropymv.h"
#include "av1/common/entropy.h"
17
18
19
#if CONFIG_PVQ
#include "av1/encoder/encint.h"
#endif
20
#if CONFIG_REF_MV
21
#include "av1/common/mvref_common.h"
22
#endif
Jingning Han's avatar
Jingning Han committed
23
24
25
26
27

#ifdef __cplusplus
extern "C" {
#endif

28
29
30
31
32
33
#if CONFIG_PVQ
// Maximum possible # of tx blocks in luma plane, which is currently 256,
// since there can be 16x16 of 4x4 tx.
#define MAX_PVQ_BLOCKS_IN_SB (MAX_SB_SQUARE >> 2 * OD_LOG_BSIZE0)
#endif

Jingning Han's avatar
Jingning Han committed
34
35
36
37
typedef struct {
  unsigned int sse;
  int sum;
  unsigned int var;
38
} DIFF;
Jingning Han's avatar
Jingning Han committed
39

Angie Chiang's avatar
Angie Chiang committed
40
typedef struct macroblock_plane {
41
  DECLARE_ALIGNED(16, int16_t, src_diff[MAX_SB_SQUARE]);
42
43
44
#if CONFIG_PVQ
  DECLARE_ALIGNED(16, int16_t, src_int16[MAX_SB_SQUARE]);
#endif
Jingning Han's avatar
Jingning Han committed
45
46
47
48
49
50
  tran_low_t *qcoeff;
  tran_low_t *coeff;
  uint16_t *eobs;
  struct buf_2d src;

  // Quantizer setings
51
52
53
54
55
56
  const int16_t *quant_fp;
  const int16_t *round_fp;
  const int16_t *quant;
  const int16_t *quant_shift;
  const int16_t *zbin;
  const int16_t *round;
57
#if CONFIG_NEW_QUANT
58
  const cuml_bins_type_nuq *cuml_bins_nuq[QUANT_PROFILES];
59
#endif  // CONFIG_NEW_QUANT
Angie Chiang's avatar
Angie Chiang committed
60
} MACROBLOCK_PLANE;
Jingning Han's avatar
Jingning Han committed
61
62
63

/* The [2] dimension is for whether we skip the EOB node (i.e. if previous
 * coefficient in this block was zero) or not. */
Yaowu Xu's avatar
Yaowu Xu committed
64
65
typedef unsigned int av1_coeff_cost[PLANE_TYPES][REF_TYPES][COEF_BANDS][2]
                                   [COEFF_CONTEXTS][ENTROPY_TOKENS];
Jingning Han's avatar
Jingning Han committed
66
67

typedef struct {
68
69
  int_mv ref_mvs[MODE_CTX_REF_FRAMES][MAX_MV_REF_CANDIDATES];
  int16_t mode_context[MODE_CTX_REF_FRAMES];
70
#if CONFIG_REF_MV
71
72
  uint8_t ref_mv_count[MODE_CTX_REF_FRAMES];
  CANDIDATE_MV ref_mv_stack[MODE_CTX_REF_FRAMES][MAX_REF_MV_STACK_SIZE];
73
74
75
#if CONFIG_EXT_INTER
  int16_t compound_mode_context[MODE_CTX_REF_FRAMES];
#endif  // CONFIG_EXT_INTER
76
#endif
Jingning Han's avatar
Jingning Han committed
77
78
} MB_MODE_INFO_EXT;

79
#if CONFIG_PALETTE
hui su's avatar
hui su committed
80
typedef struct {
81
  uint8_t best_palette_color_map[MAX_SB_SQUARE];
82
  float kmeans_data_buf[2 * MAX_SB_SQUARE];
hui su's avatar
hui su committed
83
} PALETTE_BUFFER;
84
#endif  // CONFIG_PALETTE
hui su's avatar
hui su committed
85

Jingning Han's avatar
Jingning Han committed
86
87
88
89
90
91
92
typedef struct macroblock MACROBLOCK;
struct macroblock {
  struct macroblock_plane plane[MAX_MB_PLANE];

  MACROBLOCKD e_mbd;
  MB_MODE_INFO_EXT *mbmi_ext;
  int skip_block;
93
  int qindex;
Jingning Han's avatar
Jingning Han committed
94

95
96
  // The equivalent error at the current rdmult of one whole bit (not one
  // bitcost unit).
Jingning Han's avatar
Jingning Han committed
97
  int errorperbit;
98
99
  // The equivalend SAD error of one (whole) bit at the current quantizer
  // for large blocks.
Jingning Han's avatar
Jingning Han committed
100
  int sadperbit16;
101
102
  // The equivalend SAD error of one (whole) bit at the current quantizer
  // for sub-8x8 blocks.
Jingning Han's avatar
Jingning Han committed
103
104
105
106
  int sadperbit4;
  int rddiv;
  int rdmult;
  int mb_energy;
107
108
  int *m_search_count_ptr;
  int *ex_search_count_ptr;
Jingning Han's avatar
Jingning Han committed
109

110
111
112
113
#if CONFIG_VAR_TX
  unsigned int txb_split_count;
#endif

Jingning Han's avatar
Jingning Han committed
114
115
116
117
118
  // These are set to their default values at the beginning, and then adjusted
  // further in the encoding process.
  BLOCK_SIZE min_partition_size;
  BLOCK_SIZE max_partition_size;

119
120
  int mv_best_ref_index[TOTAL_REFS_PER_FRAME];
  unsigned int max_mv_context[TOTAL_REFS_PER_FRAME];
Jingning Han's avatar
Jingning Han committed
121
  unsigned int source_variance;
122
  unsigned int recon_variance;
123
124
  unsigned int pred_sse[TOTAL_REFS_PER_FRAME];
  int pred_mv_sad[TOTAL_REFS_PER_FRAME];
Jingning Han's avatar
Jingning Han committed
125

126
127
128
129
130
131
#if CONFIG_REF_MV
  int *nmvjointcost;
  int nmv_vec_cost[NMV_CONTEXTS][MV_JOINTS];
  int *nmvcost[NMV_CONTEXTS][2];
  int *nmvcost_hp[NMV_CONTEXTS][2];
  int **mv_cost_stack[NMV_CONTEXTS];
Jingning Han's avatar
Jingning Han committed
132
  int *nmvjointsadcost;
133
#else
Jingning Han's avatar
Jingning Han committed
134
135
136
  int nmvjointcost[MV_JOINTS];
  int *nmvcost[2];
  int *nmvcost_hp[2];
Jingning Han's avatar
Jingning Han committed
137
  int nmvjointsadcost[MV_JOINTS];
138
139
#endif

Jingning Han's avatar
Jingning Han committed
140
141
142
143
  int **mvcost;
  int *nmvsadcost[2];
  int *nmvsadcost_hp[2];
  int **mvsadcost;
144
145
146
147
#if CONFIG_MOTION_VAR
  int32_t *wsrc_buf;
  int32_t *mask_buf;
#endif  // CONFIG_MOTION_VAR
Jingning Han's avatar
Jingning Han committed
148

149
#if CONFIG_PALETTE
hui su's avatar
hui su committed
150
  PALETTE_BUFFER *palette_buffer;
151
#endif  // CONFIG_PALETTE
hui su's avatar
hui su committed
152

Jingning Han's avatar
Jingning Han committed
153
154
155
156
157
158
159
  // These define limits to motion vector components to prevent them
  // from extending outside the UMV borders
  int mv_col_min;
  int mv_col_max;
  int mv_row_min;
  int mv_row_max;

160
#if CONFIG_VAR_TX
161
  uint8_t blk_skip[MAX_MB_PLANE][MAX_MIB_SIZE * MAX_MIB_SIZE * 8];
162
#if CONFIG_REF_MV
163
  uint8_t blk_skip_drl[MAX_MB_PLANE][MAX_MIB_SIZE * MAX_MIB_SIZE * 8];
164
#endif
165
#endif
Jingning Han's avatar
Jingning Han committed
166
167
168
169

  int skip;

  // note that token_costs is the cost when eob node is skipped
Yaowu Xu's avatar
Yaowu Xu committed
170
  av1_coeff_cost token_costs[TX_SIZES];
Jingning Han's avatar
Jingning Han committed
171
172
173
174

  int optimize;

  // Used to store sub partition's choices.
175
  MV pred_mv[TOTAL_REFS_PER_FRAME];
Jingning Han's avatar
Jingning Han committed
176

hui su's avatar
hui su committed
177
178
  // Store the best motion vector during motion search
  int_mv best_mv;
179
180
  // Store the second best motion vector during full-pixel motion search
  int_mv second_best_mv;
hui su's avatar
hui su committed
181

182
183
  // use default transform and skip transform type search for intra modes
  int use_default_intra_tx_type;
184
185
  // use default transform and skip transform type search for inter modes
  int use_default_inter_tx_type;
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
#if CONFIG_PVQ
  int rate;
  // 1 if neither AC nor DC is coded. Only used during RDO.
  int pvq_skip[MAX_MB_PLANE];
  PVQ_QUEUE *pvq_q;

  // Storage for PVQ tx block encodings in a superblock.
  // There can be max 16x16 of 4x4 blocks (and YUV) encode by PVQ
  // 256 is the max # of 4x4 blocks in a SB (64x64), which comes from:
  // 1) Since PVQ is applied to each trasnform-ed block
  // 2) 4x4 is the smallest tx size in AV1
  // 3) AV1 allows using smaller tx size than block (i.e. partition) size
  // TODO(yushin) : The memory usage could be improved a lot, since this has
  // storage for 10 bands and 128 coefficients for every 4x4 block,
  PVQ_INFO pvq[MAX_PVQ_BLOCKS_IN_SB][MAX_MB_PLANE];
  daala_enc_ctx daala_enc;
  int pvq_speed;
  int pvq_coded;  // Indicates whether pvq_info needs be stored to tokenize
#endif
Jingning Han's avatar
Jingning Han committed
205
206
207
208
209
210
};

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

Yaowu Xu's avatar
Yaowu Xu committed
211
#endif  // AV1_ENCODER_BLOCK_H_