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
|
/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* 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.
*/
#ifndef AV1_COMMON_WARPED_MOTION_H_
#define AV1_COMMON_WARPED_MOTION_H_
#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include <math.h>
#include <assert.h>
#include "./aom_config.h"
#include "aom_ports/mem.h"
#include "aom_dsp/aom_dsp_common.h"
#include "av1/common/mv.h"
#include "av1/common/convolve.h"
#define MAX_PARAMDIM 9
#if CONFIG_WARPED_MOTION
#define LEAST_SQUARES_SAMPLES_MAX_BITS 3
#define LEAST_SQUARES_SAMPLES_MAX (1 << LEAST_SQUARES_SAMPLES_MAX_BITS)
#if WARPED_MOTION_SORT_SAMPLES
// #define SAMPLES_ARRAY_SIZE (LEAST_SQUARES_SAMPLES_MAX * 2)
// Search half bsize on the top and half bsize on the left, 1 upper-left block,
// 1 upper-right block.
#define SAMPLES_ARRAY_SIZE ((MAX_MIB_SIZE * MAX_MIB_SIZE + 2) * 2)
#else
#define SAMPLES_ARRAY_SIZE (LEAST_SQUARES_SAMPLES_MAX * 2)
#endif // WARPED_MOTION_SORT_SAMPLES
#define DEFAULT_WMTYPE AFFINE
#endif // CONFIG_WARPED_MOTION
extern const int16_t warped_filter[WARPEDPIXEL_PREC_SHIFTS * 3 + 1][8];
typedef void (*ProjectPointsFunc)(const int32_t *mat, int *points, int *proj,
const int n, const int stride_points,
const int stride_proj,
const int subsampling_x,
const int subsampling_y);
void project_points_translation(const int32_t *mat, int *points, int *proj,
const int n, const int stride_points,
const int stride_proj, const int subsampling_x,
const int subsampling_y);
void project_points_rotzoom(const int32_t *mat, int *points, int *proj,
const int n, const int stride_points,
const int stride_proj, const int subsampling_x,
const int subsampling_y);
void project_points_affine(const int32_t *mat, int *points, int *proj,
const int n, const int stride_points,
const int stride_proj, const int subsampling_x,
const int subsampling_y);
void project_points_hortrapezoid(const int32_t *mat, int *points, int *proj,
const int n, const int stride_points,
const int stride_proj, const int subsampling_x,
const int subsampling_y);
void project_points_vertrapezoid(const int32_t *mat, int *points, int *proj,
const int n, const int stride_points,
const int stride_proj, const int subsampling_x,
const int subsampling_y);
void project_points_homography(const int32_t *mat, int *points, int *proj,
const int n, const int stride_points,
const int stride_proj, const int subsampling_x,
const int subsampling_y);
// Returns the error between the result of applying motion 'wm' to the frame
// described by 'ref' and the frame described by 'dst'.
int64_t av1_warp_error(WarpedMotionParams *wm,
#if CONFIG_HIGHBITDEPTH
int use_hbd, int bd,
#endif // CONFIG_HIGHBITDEPTH
const uint8_t *ref, int width, int height, int stride,
uint8_t *dst, int p_col, int p_row, int p_width,
int p_height, int p_stride, int subsampling_x,
int subsampling_y, int x_scale, int y_scale,
int64_t best_error);
// Returns the error between the frame described by 'ref' and the frame
// described by 'dst'.
int64_t av1_frame_error(
#if CONFIG_HIGHBITDEPTH
int use_hbd, int bd,
#endif // CONFIG_HIGHBITDEPTH
const uint8_t *ref, int stride, uint8_t *dst, int p_width, int p_height,
int p_stride);
void av1_warp_plane(WarpedMotionParams *wm,
#if CONFIG_HIGHBITDEPTH
int use_hbd, int bd,
#endif // CONFIG_HIGHBITDEPTH
const uint8_t *ref, int width, int height, int stride,
uint8_t *pred, int p_col, int p_row, int p_width,
int p_height, int p_stride, int subsampling_x,
int subsampling_y, int x_scale, int y_scale,
ConvolveParams *conv_params);
int find_projection(int np, int *pts1, int *pts2, BLOCK_SIZE bsize, int mvy,
int mvx, WarpedMotionParams *wm_params, int mi_row,
int mi_col);
int get_shear_params(WarpedMotionParams *wm);
#endif // AV1_COMMON_WARPED_MOTION_H_
|
