File size: 6,479 Bytes
a80d6bb
 
 
 
 
 
 
 
 
 
c74a070
a80d6bb
 
 
 
c74a070
a80d6bb
 
c74a070
 
 
 
 
 
 
 
a80d6bb
 
c74a070
 
 
 
 
 
 
 
 
 
 
 
 
 
a80d6bb
 
c74a070
 
 
 
 
 
a80d6bb
 
 
c74a070
a80d6bb
 
 
 
c74a070
 
 
 
 
 
 
 
 
 
 
 
 
a80d6bb
c74a070
 
a80d6bb
c74a070
 
 
 
 
 
 
 
 
 
a80d6bb
 
c74a070
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
a80d6bb
 
 
c74a070
 
 
 
 
 
 
 
 
 
 
 
 
a80d6bb
 
c74a070
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
a80d6bb
c74a070
 
 
 
 
 
a80d6bb
 
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
166
167
168
169
170
171
172
173
174
175
176
import os
import glob
import pickle
from tqdm import trange
import numpy as np
import h5py
from numpy.core.fromnumeric import reshape
from .base_dumper import BaseDumper

import sys

ROOT_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), "../../"))
sys.path.insert(0, ROOT_DIR)
import utils


class fmbench(BaseDumper):
    def get_seqs(self):
        data_dir = os.path.join(self.config["rawdata_dir"])
        self.split_list = []
        for seq in self.config["data_seq"]:
            cur_split_list = np.unique(
                np.loadtxt(
                    os.path.join(data_dir, seq, "pairs_which_dataset.txt"), dtype=str
                )
            )
            self.split_list.append(cur_split_list)
            for split in cur_split_list:
                split_dir = os.path.join(data_dir, seq, split)
                dump_dir = os.path.join(self.config["feature_dump_dir"], seq, split)
                cur_img_seq = glob.glob(os.path.join(split_dir, "Images", "*.jpg"))
                cur_dump_seq = [
                    os.path.join(dump_dir, path.split("/")[-1])
                    + "_"
                    + self.config["extractor"]["name"]
                    + "_"
                    + str(self.config["extractor"]["num_kpt"])
                    + ".hdf5"
                    for path in cur_img_seq
                ]
                self.img_seq += cur_img_seq
                self.dump_seq += cur_dump_seq

    def format_dump_folder(self):
        if not os.path.exists(self.config["feature_dump_dir"]):
            os.mkdir(self.config["feature_dump_dir"])
        for seq_index in range(len(self.config["data_seq"])):
            seq_dir = os.path.join(
                self.config["feature_dump_dir"], self.config["data_seq"][seq_index]
            )
            if not os.path.exists(seq_dir):
                os.mkdir(seq_dir)
            for split in self.split_list[seq_index]:
                split_dir = os.path.join(seq_dir, split)
                if not os.path.exists(split_dir):
                    os.mkdir(split_dir)

    def format_dump_data(self):
        print("Formatting data...")
        self.data = {
            "K1": [],
            "K2": [],
            "R": [],
            "T": [],
            "e": [],
            "f": [],
            "fea_path1": [],
            "fea_path2": [],
            "img_path1": [],
            "img_path2": [],
        }

        for seq_index in range(len(self.config["data_seq"])):
            seq = self.config["data_seq"][seq_index]
            print(seq)
            pair_list = np.loadtxt(
                os.path.join(self.config["rawdata_dir"], seq, "pairs_with_gt.txt"),
                dtype=float,
            )
            which_split_list = np.loadtxt(
                os.path.join(
                    self.config["rawdata_dir"], seq, "pairs_which_dataset.txt"
                ),
                dtype=str,
            )

            for pair_index in trange(len(pair_list)):
                cur_pair = pair_list[pair_index]
                cur_split = which_split_list[pair_index]
                index1, index2 = int(cur_pair[0]), int(cur_pair[1])
                # get intrinsic
                camera = np.loadtxt(
                    os.path.join(
                        self.config["rawdata_dir"], seq, cur_split, "Camera.txt"
                    ),
                    dtype=float,
                )
                K1, K2 = camera[index1].reshape([3, 3]), camera[index2].reshape([3, 3])
                # get pose
                pose = np.loadtxt(
                    os.path.join(
                        self.config["rawdata_dir"], seq, cur_split, "Poses.txt"
                    ),
                    dtype=float,
                )
                pose1, pose2 = pose[index1].reshape([3, 4]), pose[index2].reshape(
                    [3, 4]
                )
                R1, R2, t1, t2 = (
                    pose1[:3, :3],
                    pose2[:3, :3],
                    pose1[:3, 3][:, np.newaxis],
                    pose2[:3, 3][:, np.newaxis],
                )
                dR = np.dot(R2, R1.T)
                dt = t2 - np.dot(dR, t1)
                dt /= np.sqrt(np.sum(dt**2))

                e_gt_unnorm = np.reshape(
                    np.matmul(
                        np.reshape(
                            utils.evaluation_utils.np_skew_symmetric(
                                dt.astype("float64").reshape(1, 3)
                            ),
                            (3, 3),
                        ),
                        np.reshape(dR.astype("float64"), (3, 3)),
                    ),
                    (3, 3),
                )
                e_gt = e_gt_unnorm / np.linalg.norm(e_gt_unnorm)

                f = cur_pair[2:].reshape([3, 3])
                f_gt = f / np.linalg.norm(f)

                self.data["K1"].append(K1), self.data["K2"].append(K2)
                self.data["R"].append(dR), self.data["T"].append(dt)
                self.data["e"].append(e_gt), self.data["f"].append(f_gt)

                img_path1, img_path2 = os.path.join(
                    seq, cur_split, "Images", str(index1).zfill(8) + ".jpg"
                ), os.path.join(seq, cur_split, "Images", str(index1).zfill(8) + ".jpg")

                fea_path1, fea_path2 = os.path.join(
                    self.config["feature_dump_dir"],
                    seq,
                    cur_split,
                    str(index1).zfill(8)
                    + ".jpg"
                    + "_"
                    + self.config["extractor"]["name"]
                    + "_"
                    + str(self.config["extractor"]["num_kpt"])
                    + ".hdf5",
                ), os.path.join(
                    self.config["feature_dump_dir"],
                    seq,
                    cur_split,
                    str(index2).zfill(8)
                    + ".jpg"
                    + "_"
                    + self.config["extractor"]["name"]
                    + "_"
                    + str(self.config["extractor"]["num_kpt"])
                    + ".hdf5",
                )

                self.data["img_path1"].append(img_path1), self.data["img_path2"].append(
                    img_path2
                )
                self.data["fea_path1"].append(fea_path1), self.data["fea_path2"].append(
                    fea_path2
                )

        self.form_standard_dataset()