rd.h 5.14 KB
Newer Older
Jingning Han's avatar
Jingning Han committed
1 2 3 4 5 6 7 8 9 10
/*
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

11 12
#ifndef VP10_ENCODER_RD_H_
#define VP10_ENCODER_RD_H_
Jingning Han's avatar
Jingning Han committed
13 14 15

#include <limits.h>

16
#include "vp10/common/blockd.h"
Jingning Han's avatar
Jingning Han committed
17

18 19
#include "vp10/encoder/block.h"
#include "vp10/encoder/context_tree.h"
20
#include "vp10/encoder/cost.h"
Jingning Han's avatar
Jingning Han committed
21 22 23 24 25

#ifdef __cplusplus
extern "C" {
#endif

clang-format's avatar
clang-format committed
26
#define RDDIV_BITS 7
27
#define RD_EPB_SHIFT 6
Jingning Han's avatar
Jingning Han committed
28

29 30
#define RDCOST(RM, DM, R, D) \
  (ROUND_POWER_OF_TWO(((int64_t)R) * (RM), VP9_PROB_COST_SHIFT) + (D << DM))
clang-format's avatar
clang-format committed
31
#define QIDX_SKIP_THRESH 115
Jingning Han's avatar
Jingning Han committed
32

clang-format's avatar
clang-format committed
33 34
#define MV_COST_WEIGHT 108
#define MV_COST_WEIGHT_SUB 120
Jingning Han's avatar
Jingning Han committed
35 36 37 38

#define INVALID_MV 0x80008000

#define MAX_MODES 30
clang-format's avatar
clang-format committed
39
#define MAX_REFS 6
Jingning Han's avatar
Jingning Han committed
40 41

#define RD_THRESH_MAX_FACT 64
clang-format's avatar
clang-format committed
42
#define RD_THRESH_INC 1
Jingning Han's avatar
Jingning Han committed
43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127

// This enumerator type needs to be kept aligned with the mode order in
// const MODE_DEFINITION vp10_mode_order[MAX_MODES] used in the rd code.
typedef enum {
  THR_NEARESTMV,
  THR_NEARESTA,
  THR_NEARESTG,

  THR_DC,

  THR_NEWMV,
  THR_NEWA,
  THR_NEWG,

  THR_NEARMV,
  THR_NEARA,
  THR_NEARG,

  THR_ZEROMV,
  THR_ZEROG,
  THR_ZEROA,

  THR_COMP_NEARESTLA,
  THR_COMP_NEARESTGA,

  THR_TM,

  THR_COMP_NEARLA,
  THR_COMP_NEWLA,
  THR_COMP_NEARGA,
  THR_COMP_NEWGA,

  THR_COMP_ZEROLA,
  THR_COMP_ZEROGA,

  THR_H_PRED,
  THR_V_PRED,
  THR_D135_PRED,
  THR_D207_PRED,
  THR_D153_PRED,
  THR_D63_PRED,
  THR_D117_PRED,
  THR_D45_PRED,
} THR_MODES;

typedef enum {
  THR_LAST,
  THR_GOLD,
  THR_ALTR,
  THR_COMP_LA,
  THR_COMP_GA,
  THR_INTRA,
} THR_MODES_SUB8X8;

typedef struct RD_OPT {
  // Thresh_mult is used to set a threshold for the rd score. A higher value
  // means that we will accept the best mode so far more often. This number
  // is used in combination with the current block size, and thresh_freq_fact
  // to pick a threshold.
  int thresh_mult[MAX_MODES];
  int thresh_mult_sub8x8[MAX_REFS];

  int threshes[MAX_SEGMENTS][BLOCK_SIZES][MAX_MODES];

  int64_t prediction_type_threshes[MAX_REF_FRAMES][REFERENCE_MODES];

  int64_t filter_threshes[MAX_REF_FRAMES][SWITCHABLE_FILTER_CONTEXTS];

  int RDMULT;
  int RDDIV;
} RD_OPT;

typedef struct RD_COST {
  int rate;
  int64_t dist;
  int64_t rdcost;
} RD_COST;

// Reset the rate distortion cost values to maximum (invalid) value.
void vp10_rd_cost_reset(RD_COST *rd_cost);
// Initialize the rate distortion cost values to zero.
void vp10_rd_cost_init(RD_COST *rd_cost);

struct TileInfo;
struct TileDataEnc;
Yaowu Xu's avatar
Yaowu Xu committed
128
struct VP10_COMP;
Jingning Han's avatar
Jingning Han committed
129 130
struct macroblock;

Yaowu Xu's avatar
Yaowu Xu committed
131
int vp10_compute_rd_mult(const struct VP10_COMP *cpi, int qindex);
Jingning Han's avatar
Jingning Han committed
132

Yaowu Xu's avatar
Yaowu Xu committed
133
void vp10_initialize_rd_consts(struct VP10_COMP *cpi);
Jingning Han's avatar
Jingning Han committed
134

clang-format's avatar
clang-format committed
135 136
void vp10_initialize_me_consts(struct VP10_COMP *cpi, MACROBLOCK *x,
                               int qindex);
Jingning Han's avatar
Jingning Han committed
137 138

void vp10_model_rd_from_var_lapndz(unsigned int var, unsigned int n,
clang-format's avatar
clang-format committed
139 140
                                   unsigned int qstep, int *rate,
                                   int64_t *dist);
Jingning Han's avatar
Jingning Han committed
141

Yaowu Xu's avatar
Yaowu Xu committed
142
int vp10_get_switchable_rate(const struct VP10_COMP *cpi,
clang-format's avatar
clang-format committed
143
                             const MACROBLOCKD *const xd);
Jingning Han's avatar
Jingning Han committed
144

clang-format's avatar
clang-format committed
145 146
int vp10_raster_block_offset(BLOCK_SIZE plane_bsize, int raster_block,
                             int stride);
Jingning Han's avatar
Jingning Han committed
147

clang-format's avatar
clang-format committed
148 149
int16_t *vp10_raster_block_offset_int16(BLOCK_SIZE plane_bsize,
                                        int raster_block, int16_t *base);
Jingning Han's avatar
Jingning Han committed
150

Yaowu Xu's avatar
Yaowu Xu committed
151
YV12_BUFFER_CONFIG *vp10_get_scaled_ref_frame(const struct VP10_COMP *cpi,
clang-format's avatar
clang-format committed
152
                                              int ref_frame);
Jingning Han's avatar
Jingning Han committed
153 154 155 156

void vp10_init_me_luts(void);

void vp10_get_entropy_contexts(BLOCK_SIZE bsize, TX_SIZE tx_size,
clang-format's avatar
clang-format committed
157 158 159
                               const struct macroblockd_plane *pd,
                               ENTROPY_CONTEXT t_above[16],
                               ENTROPY_CONTEXT t_left[16]);
Jingning Han's avatar
Jingning Han committed
160

Yaowu Xu's avatar
Yaowu Xu committed
161
void vp10_set_rd_speed_thresholds(struct VP10_COMP *cpi);
Jingning Han's avatar
Jingning Han committed
162

Yaowu Xu's avatar
Yaowu Xu committed
163
void vp10_set_rd_speed_thresholds_sub8x8(struct VP10_COMP *cpi);
Jingning Han's avatar
Jingning Han committed
164 165

void vp10_update_rd_thresh_fact(int (*fact)[MAX_MODES], int rd_thresh,
clang-format's avatar
clang-format committed
166
                                int bsize, int best_mode_index);
Jingning Han's avatar
Jingning Han committed
167 168 169

static INLINE int rd_less_than_thresh(int64_t best_rd, int thresh,
                                      int thresh_fact) {
clang-format's avatar
clang-format committed
170
  return best_rd < ((int64_t)thresh * thresh_fact >> 5) || thresh == INT_MAX;
Jingning Han's avatar
Jingning Han committed
171 172
}

clang-format's avatar
clang-format committed
173 174
void vp10_mv_pred(struct VP10_COMP *cpi, MACROBLOCK *x, uint8_t *ref_y_buffer,
                  int ref_y_stride, int ref_frame, BLOCK_SIZE block_size);
Jingning Han's avatar
Jingning Han committed
175

176 177 178 179 180
static INLINE void set_error_per_bit(MACROBLOCK *x, int rdmult) {
  x->errorperbit = rdmult >> RD_EPB_SHIFT;
  x->errorperbit += (x->errorperbit == 0);
}

Jingning Han's avatar
Jingning Han committed
181
void vp10_setup_pred_block(const MACROBLOCKD *xd,
clang-format's avatar
clang-format committed
182 183 184 185
                           struct buf_2d dst[MAX_MB_PLANE],
                           const YV12_BUFFER_CONFIG *src, int mi_row,
                           int mi_col, const struct scale_factors *scale,
                           const struct scale_factors *scale_uv);
Jingning Han's avatar
Jingning Han committed
186 187

int vp10_get_intra_cost_penalty(int qindex, int qdelta,
clang-format's avatar
clang-format committed
188
                                vpx_bit_depth_t bit_depth);
Jingning Han's avatar
Jingning Han committed
189 190 191 192 193

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

194
#endif  // VP10_ENCODER_RD_H_