vp9_block.h 7.45 KB
Newer Older
John Koleszar's avatar
John Koleszar committed
1
/*
2
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
John Koleszar's avatar
John Koleszar committed
3
 *
4
 *  Use of this source code is governed by a BSD-style license
5
6
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
7
 *  in the file PATENTS.  All contributing project authors may
8
 *  be found in the AUTHORS file in the root of the source tree.
John Koleszar's avatar
John Koleszar committed
9
10
 */

11
12
#ifndef VP9_ENCODER_VP9_BLOCK_H_
#define VP9_ENCODER_VP9_BLOCK_H_
John Koleszar's avatar
John Koleszar committed
13

14
15
16
#include "vp9/common/vp9_onyx.h"
#include "vp9/common/vp9_entropymv.h"
#include "vp9/common/vp9_entropy.h"
John Koleszar's avatar
John Koleszar committed
17
#include "vpx_ports/mem.h"
18
#include "vp9/common/vp9_onyxc_int.h"
John Koleszar's avatar
John Koleszar committed
19

20
21
22
23
#ifdef __cplusplus
extern "C" {
#endif

John Koleszar's avatar
John Koleszar committed
24
// motion search site
John Koleszar's avatar
John Koleszar committed
25
26
27
typedef struct {
  MV mv;
  int offset;
John Koleszar's avatar
John Koleszar committed
28
29
} search_site;

Adrian Grange's avatar
Adrian Grange committed
30
// Structure to hold snapshot of coding context during the mode picking process
John Koleszar's avatar
John Koleszar committed
31
32
typedef struct {
  MODE_INFO mic;
33
  uint8_t *zcoeff_blk;
34
35
36
37
  int16_t *coeff[MAX_MB_PLANE][3];
  int16_t *qcoeff[MAX_MB_PLANE][3];
  int16_t *dqcoeff[MAX_MB_PLANE][3];
  uint16_t *eobs[MAX_MB_PLANE][3];
38

39
  // dual buffer pointers, 0: in use, 1: best in store
40
41
42
43
  int16_t *coeff_pbuf[MAX_MB_PLANE][3];
  int16_t *qcoeff_pbuf[MAX_MB_PLANE][3];
  int16_t *dqcoeff_pbuf[MAX_MB_PLANE][3];
  uint16_t *eobs_pbuf[MAX_MB_PLANE][3];
44

45
  int is_coded;
46
  int num_4x4_blk;
47
  int skip;
48
  int_mv best_ref_mv[2];
Paul Wilkins's avatar
Paul Wilkins committed
49
  int_mv ref_mvs[MAX_REF_FRAMES][MAX_MV_REF_CANDIDATES];
John Koleszar's avatar
John Koleszar committed
50
51
  int rate;
  int distortion;
52
  int64_t intra_error;
John Koleszar's avatar
John Koleszar committed
53
54
55
  int best_mode_index;
  int rddiv;
  int rdmult;
Ronald S. Bultje's avatar
Ronald S. Bultje committed
56
57
58
  int hybrid_pred_diff;
  int comp_pred_diff;
  int single_pred_diff;
59
  int64_t tx_rd_diff[TX_MODES];
60
  int64_t best_filter_diff[SWITCHABLE_FILTER_CONTEXTS];
Jim Bankoski's avatar
Jim Bankoski committed
61

Jingning Han's avatar
Jingning Han committed
62
63
64
  // motion vector cache for adaptive motion search control in partition
  // search loop
  int_mv pred_mv[MAX_REF_FRAMES];
65
  INTERP_FILTER pred_interp_filter;
Jingning Han's avatar
Jingning Han committed
66

Jim Bankoski's avatar
Jim Bankoski committed
67
68
  // Bit flag for each mode whether it has high error in comparison to others.
  unsigned int modes_with_high_error;
Adrian Grange's avatar
Adrian Grange committed
69
70
} PICK_MODE_CONTEXT;

71
struct macroblock_plane {
72
  DECLARE_ALIGNED(16, int16_t, src_diff[64 * 64]);
73
  int16_t *qcoeff;
74
  int16_t *coeff;
75
  uint16_t *eobs;
John Koleszar's avatar
John Koleszar committed
76
  struct buf_2d src;
77
78
79

  // Quantizer setings
  int16_t *quant;
80
  int16_t *quant_shift;
81
82
83
84
85
  int16_t *zbin;
  int16_t *round;

  // Zbin Over Quant value
  int16_t zbin_extra;
86
87
};

88
89
/* The [2] dimension is for whether we skip the EOB node (i.e. if previous
 * coefficient in this block was zero) or not. */
90
typedef unsigned int vp9_coeff_cost[PLANE_TYPES][REF_TYPES][COEF_BANDS][2]
91
                                   [COEFF_CONTEXTS][ENTROPY_TOKENS];
92

93
94
typedef struct macroblock MACROBLOCK;
struct macroblock {
95
  struct macroblock_plane plane[MAX_MB_PLANE];
John Koleszar's avatar
John Koleszar committed
96
97

  MACROBLOCKD e_mbd;
John Koleszar's avatar
John Koleszar committed
98
  int skip_block;
99
  int select_txfm_size;
100
  int skip_recode;
101
  int skip_optimize;
102
  int q_index;
John Koleszar's avatar
John Koleszar committed
103
104
105
106
107
108
109
110
111
112

  search_site *ss;
  int ss_count;
  int searches_per_step;

  int errorperbit;
  int sadperbit16;
  int sadperbit4;
  int rddiv;
  int rdmult;
113
  unsigned int mb_energy;
John Koleszar's avatar
John Koleszar committed
114
115
116
117
  unsigned int *mb_activity_ptr;
  int *mb_norm_activity_ptr;
  signed int act_zbin_adj;

118
  int mv_best_ref_index[MAX_REF_FRAMES];
119
  unsigned int max_mv_context[MAX_REF_FRAMES];
120
  unsigned int source_variance;
121
122
  unsigned int pred_sse[MAX_REF_FRAMES];
  int pred_mv_sad[MAX_REF_FRAMES];
123
  int mode_sad[MAX_REF_FRAMES][INTER_MODES + 1];
124

125
126
127
128
129
  int nmvjointcost[MV_JOINTS];
  int nmvcosts[2][MV_VALS];
  int *nmvcost[2];
  int nmvcosts_hp[2][MV_VALS];
  int *nmvcost_hp[2];
130
  int **mvcost;
131
132
133
134
135
136

  int nmvjointsadcost[MV_JOINTS];
  int nmvsadcosts[2][MV_VALS];
  int *nmvsadcost[2];
  int nmvsadcosts_hp[2][MV_VALS];
  int *nmvsadcost_hp[2];
137
  int **mvsadcost;
138

139
  int mbmode_cost[MB_MODE_COUNT];
140
  unsigned inter_mode_cost[INTER_MODE_CONTEXTS][INTER_MODES];
John Koleszar's avatar
John Koleszar committed
141
  int intra_uv_mode_cost[2][MB_MODE_COUNT];
142
  int y_mode_costs[INTRA_MODES][INTRA_MODES][INTRA_MODES];
143
  int switchable_interp_costs[SWITCHABLE_FILTER_CONTEXTS][SWITCHABLE_FILTERS];
John Koleszar's avatar
John Koleszar committed
144

145
146
147
148
149
  unsigned char sb_index;   // index of 32x32 block inside the 64x64 block
  unsigned char mb_index;   // index of 16x16 block inside the 32x32 block
  unsigned char b_index;    // index of 8x8 block inside the 16x16 block
  unsigned char ab_index;   // index of 4x4 block inside the 8x8 block

150
151
  // These define limits to motion vector components to prevent them
  // from extending outside the UMV borders
John Koleszar's avatar
John Koleszar committed
152
153
154
155
  int mv_col_min;
  int mv_col_max;
  int mv_row_min;
  int mv_row_max;
John Koleszar's avatar
John Koleszar committed
156

157
  uint8_t zcoeff_blk[TX_SIZES][256];
John Koleszar's avatar
John Koleszar committed
158
  int skip;
John Koleszar's avatar
John Koleszar committed
159

John Koleszar's avatar
John Koleszar committed
160
  int encode_breakout;
John Koleszar's avatar
John Koleszar committed
161

John Koleszar's avatar
John Koleszar committed
162
  unsigned char *active_ptr;
John Koleszar's avatar
John Koleszar committed
163

164
  // note that token_costs is the cost when eob node is skipped
165
  vp9_coeff_cost token_costs[TX_SIZES];
166
  DECLARE_ALIGNED(16, uint8_t, token_cache[1024]);
167

John Koleszar's avatar
John Koleszar committed
168
  int optimize;
John Koleszar's avatar
John Koleszar committed
169

170
  // indicate if it is in the rd search loop or encoding process
171
  int use_lp32x32fdct;
172
  int skip_encode;
173

174
175
  // Used to store sub partition's choices.
  int fast_ms;
Jingning Han's avatar
Jingning Han committed
176
  int_mv pred_mv[MAX_REF_FRAMES];
177
178
  int subblock_ref;

179
180
  // TODO(jingning): Need to refactor the structure arrays that buffers the
  // coding mode decisions of each partition type.
181
182
183
184
  PICK_MODE_CONTEXT ab4x4_context[4][4][4];
  PICK_MODE_CONTEXT sb8x4_context[4][4][4];
  PICK_MODE_CONTEXT sb4x8_context[4][4][4];
  PICK_MODE_CONTEXT sb8x8_context[4][4][4];
185
186
  PICK_MODE_CONTEXT sb8x16_context[4][4][2];
  PICK_MODE_CONTEXT sb16x8_context[4][4][2];
Ronald S. Bultje's avatar
Ronald S. Bultje committed
187
  PICK_MODE_CONTEXT mb_context[4][4];
188
189
  PICK_MODE_CONTEXT sb32x16_context[4][2];
  PICK_MODE_CONTEXT sb16x32_context[4][2];
John Koleszar's avatar
John Koleszar committed
190
  // when 4 MBs share coding parameters:
Ronald S. Bultje's avatar
Ronald S. Bultje committed
191
  PICK_MODE_CONTEXT sb32_context[4];
192
193
  PICK_MODE_CONTEXT sb32x64_context[2];
  PICK_MODE_CONTEXT sb64x32_context[2];
Ronald S. Bultje's avatar
Ronald S. Bultje committed
194
  PICK_MODE_CONTEXT sb64_context;
195
  int partition_cost[PARTITION_CONTEXTS][PARTITION_TYPES];
Adrian Grange's avatar
Adrian Grange committed
196

197
198
199
200
  BLOCK_SIZE b_partitioning[4][4][4];
  BLOCK_SIZE mb_partitioning[4][4];
  BLOCK_SIZE sb_partitioning[4];
  BLOCK_SIZE sb64_partitioning;
201

202
  void (*fwd_txm4x4)(const int16_t *input, int16_t *output, int stride);
203
};
John Koleszar's avatar
John Koleszar committed
204

205
206
207
208
209
210
211
212
// TODO(jingning): the variables used here are little complicated. need further
// refactoring on organizing the temporary buffers, when recursive
// partition down to 4x4 block size is enabled.
static PICK_MODE_CONTEXT *get_block_context(MACROBLOCK *x, BLOCK_SIZE bsize) {
  switch (bsize) {
    case BLOCK_64X64:
      return &x->sb64_context;
    case BLOCK_64X32:
213
      return &x->sb64x32_context[x->sb_index];
214
    case BLOCK_32X64:
215
      return &x->sb32x64_context[x->sb_index];
216
    case BLOCK_32X32:
217
      return &x->sb32_context[x->sb_index];
218
    case BLOCK_32X16:
219
      return &x->sb32x16_context[x->sb_index][x->mb_index];
220
    case BLOCK_16X32:
221
      return &x->sb16x32_context[x->sb_index][x->mb_index];
222
    case BLOCK_16X16:
223
      return &x->mb_context[x->sb_index][x->mb_index];
224
    case BLOCK_16X8:
225
      return &x->sb16x8_context[x->sb_index][x->mb_index][x->b_index];
226
    case BLOCK_8X16:
227
      return &x->sb8x16_context[x->sb_index][x->mb_index][x->b_index];
228
    case BLOCK_8X8:
229
      return &x->sb8x8_context[x->sb_index][x->mb_index][x->b_index];
230
    case BLOCK_8X4:
231
      return &x->sb8x4_context[x->sb_index][x->mb_index][x->b_index];
232
    case BLOCK_4X8:
233
      return &x->sb4x8_context[x->sb_index][x->mb_index][x->b_index];
234
    case BLOCK_4X4:
235
      return &x->ab4x4_context[x->sb_index][x->mb_index][x->b_index];
236
237
238
239
240
241
    default:
      assert(0);
      return NULL;
  }
}

242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
struct rdcost_block_args {
  MACROBLOCK *x;
  ENTROPY_CONTEXT t_above[16];
  ENTROPY_CONTEXT t_left[16];
  TX_SIZE tx_size;
  int bw;
  int bh;
  int rate;
  int64_t dist;
  int64_t sse;
  int this_rate;
  int64_t this_dist;
  int64_t this_sse;
  int64_t this_rd;
  int64_t best_rd;
  int skip;
  const int16_t *scan, *nb;
};

261
262
263
264
#ifdef __cplusplus
}  // extern "C"
#endif

265
#endif  // VP9_ENCODER_VP9_BLOCK_H_