1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
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
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
/*
* 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.
*/
#ifndef VP9_ENCODER_VP9_MCOMP_H_
#define VP9_ENCODER_VP9_MCOMP_H_
#include "vp9/encoder/vp9_block.h"
#include "vp9/encoder/vp9_variance.h"
#ifdef __cplusplus
extern "C" {
#endif
// The maximum number of steps in a step search given the largest
// allowed initial step
#define MAX_MVSEARCH_STEPS 11
// Max full pel mv specified in the unit of full pixel
// Enable the use of motion vector in range [-1023, 1023].
#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS - 1)) - 1)
// Maximum size of the first step in full pel units
#define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
// Allowed motion vector pixel distance outside image border
// for Block_16x16
#define BORDER_MV_PIXELS_B16 (16 + VP9_INTERP_EXTEND)
// motion search site
typedef struct search_site {
MV mv;
int offset;
} search_site;
typedef struct search_site_config {
search_site ss[8 * MAX_MVSEARCH_STEPS + 1];
int ss_count;
int searches_per_step;
} search_site_config;
void vp9_init_dsmotion_compensation(search_site_config *cfg, int stride);
void vp9_init3smotion_compensation(search_site_config *cfg, int stride);
void vp9_set_mv_search_range(MACROBLOCK *x, const MV *mv);
int vp9_mv_bit_cost(const MV *mv, const MV *ref,
const int *mvjcost, int *mvcost[2], int weight);
// Utility to compute variance + MV rate cost for a given MV
int vp9_get_mvpred_var(const MACROBLOCK *x,
const MV *best_mv, const MV *center_mv,
const vp9_variance_fn_ptr_t *vfp,
int use_mvcost);
int vp9_get_mvpred_av_var(const MACROBLOCK *x,
const MV *best_mv, const MV *center_mv,
const uint8_t *second_pred,
const vp9_variance_fn_ptr_t *vfp,
int use_mvcost);
struct VP9_COMP;
struct SPEED_FEATURES;
int vp9_init_search_range(int size);
int vp9_refining_search_sad(const struct macroblock *x,
struct mv *ref_mv,
int sad_per_bit, int distance,
const struct vp9_variance_vtable *fn_ptr,
const struct mv *center_mv);
// Runs sequence of diamond searches in smaller steps for RD.
int vp9_full_pixel_diamond(const struct VP9_COMP *cpi, MACROBLOCK *x,
MV *mvp_full, int step_param,
int sadpb, int further_steps, int do_refine,
int *cost_list,
const vp9_variance_fn_ptr_t *fn_ptr,
const MV *ref_mv, MV *dst_mv);
// Perform integral projection based motion estimation.
unsigned int vp9_int_pro_motion_estimation(const struct VP9_COMP *cpi,
MACROBLOCK *x,
BLOCK_SIZE bsize,
int mi_row, int mi_col);
typedef int (integer_mv_pattern_search_fn) (
const MACROBLOCK *x,
MV *ref_mv,
int search_param,
int error_per_bit,
int do_init_search,
int *cost_list,
const vp9_variance_fn_ptr_t *vf,
int use_mvcost,
const MV *center_mv,
MV *best_mv);
integer_mv_pattern_search_fn vp9_hex_search;
integer_mv_pattern_search_fn vp9_bigdia_search;
integer_mv_pattern_search_fn vp9_square_search;
integer_mv_pattern_search_fn vp9_fast_hex_search;
integer_mv_pattern_search_fn vp9_fast_dia_search;
typedef int (fractional_mv_step_fp) (
const MACROBLOCK *x,
MV *bestmv, const MV *ref_mv,
int allow_hp,
int error_per_bit,
const vp9_variance_fn_ptr_t *vfp,
int forced_stop, // 0 - full, 1 - qtr only, 2 - half only
int iters_per_step,
int *cost_list,
int *mvjcost, int *mvcost[2],
int *distortion, unsigned int *sse1,
const uint8_t *second_pred,
int w, int h);
extern fractional_mv_step_fp vp9_find_best_sub_pixel_tree;
extern fractional_mv_step_fp vp9_find_best_sub_pixel_tree_pruned;
extern fractional_mv_step_fp vp9_find_best_sub_pixel_tree_pruned_more;
extern fractional_mv_step_fp vp9_find_best_sub_pixel_tree_pruned_evenmore;
typedef int (*vp9_full_search_fn_t)(const MACROBLOCK *x,
const MV *ref_mv, int sad_per_bit,
int distance,
const vp9_variance_fn_ptr_t *fn_ptr,
const MV *center_mv, MV *best_mv);
typedef int (*vp9_refining_search_fn_t)(const MACROBLOCK *x,
MV *ref_mv, int sad_per_bit,
int distance,
const vp9_variance_fn_ptr_t *fn_ptr,
const MV *center_mv);
typedef int (*vp9_diamond_search_fn_t)(const MACROBLOCK *x,
const search_site_config *cfg,
MV *ref_mv, MV *best_mv,
int search_param, int sad_per_bit,
int *num00,
const vp9_variance_fn_ptr_t *fn_ptr,
const MV *center_mv);
int vp9_refining_search_8p_c(const MACROBLOCK *x,
MV *ref_mv, int error_per_bit,
int search_range,
const vp9_variance_fn_ptr_t *fn_ptr,
const MV *center_mv, const uint8_t *second_pred);
struct VP9_COMP;
int vp9_full_pixel_search(struct VP9_COMP *cpi, MACROBLOCK *x,
BLOCK_SIZE bsize, MV *mvp_full,
int step_param, int error_per_bit,
int *cost_list,
const MV *ref_mv, MV *tmp_mv,
int var_max, int rd);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_ENCODER_VP9_MCOMP_H_
|
