File size: 6,474 Bytes
7cc572d
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
# generate samples for evaluation & visualization
import torch
import numpy as np
from tqdm import tqdm
from argparse import ArgumentParser
from omegaconf import OmegaConf
import pickle

import os
import sys
sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..', 'src')))
print(os.path.abspath(os.path.join(os.path.dirname(__file__), '..', 'src')))
project_root = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))

from inference import inference
from utils.inference_utils import set_all_seeds, fix_state_dict, load_hint_texts_from_file, load_mask_from_file, load_file_names, gen_prog_ind
from model.gaussian_diffusion import GaussianDiffusion
from model.unet import Unet
from utils.normalize import set_up_normalization
from utils.constants import TO_24


set_all_seeds(135)
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")

import clip
text_embedder, _ = clip.load("ViT-B/32", device=device)
text_embedder.eval()

def print_config(config):
    print(OmegaConf.to_yaml(config))

def getmodel(model_used, device, model_root, use_step=False, is_disc=False, config=None):

    model = Unet(
        dim_model=config.dim_model,
        num_heads=config.num_heads,
        num_layers=config.num_layers,
        dropout_p=config.dropout_p,
        dim_input=config.dim_input,
        dim_output=config.dim_output,
        text_emb=config.text_emb,
        device=device,
        Disc = is_disc,
    ).to(device)
    
    model_path = os.path.join(model_root, f'model_h3d_epoch{model_used}.pth')
    if use_step:
        model_path = os.path.join(model_root, f'model_h3d_step{model_used}.pth')
    print("==>", model_path)
    if torch.cuda.is_available():
        state_dict = torch.load(model_path)
    else:
        state_dict = torch.load(model_path, map_location=torch.device('cpu'))
    
    fixed_state_dict = fix_state_dict(state_dict)['model_state_dict']
    fixed_state_dict = fix_state_dict(fixed_state_dict)
    model.load_state_dict(fixed_state_dict)
    model.eval()
    return model

if __name__ == '__main__':
    """
    args:
        - task: "regen", "style_transfer", "adjustment"
    """
    parser = ArgumentParser()
    parser.add_argument('--task', type=str, default='regen')
    args = parser.parse_args()
    task_config = OmegaConf.load(f"configs/inference/{args.task}.yaml")
    base_config = OmegaConf.load("configs/base.yaml")
    config = OmegaConf.merge(base_config, task_config)

    text_path = os.path.join(project_root, config.test_data_path, config.text_path)
    mask_path = os.path.join(project_root, config.test_data_path, config.mask_path)
    joints_src_path = os.path.join(project_root, config.test_data_path, config.joints_src_path)
    gen_file_names_path = os.path.join(project_root, config.test_data_path, config.gen_file_names_path)

    hint_text_all = load_hint_texts_from_file(text_path)
    mask_all = load_mask_from_file(mask_path)
    gen_file_names = load_file_names(gen_file_names_path)
    joints_orig_all = torch.tensor(np.load(joints_src_path), dtype=torch.float32, device=device)
    prog_ind_all = gen_prog_ind(num_cases=len(hint_text_all), sublist_length = 4)#sublist_length=config.sublist_length)

    models = {
        'model': getmodel(config.model_used, 
                          device=device, 
                          model_root=os.path.join(project_root, config.model_path, config.task), 
                          use_step=False, 
                          is_disc=False,
                          config = config.unet,
                          ),
        'disc_model': getmodel(config.disc_model_used, 
                               device=device, 
                               model_root=os.path.join(project_root, config.disc_model_path, config.task), 
                               use_step=True,
                               is_disc=True,
                               config = config.unet,
                               ),
    }
    
    diffuser = GaussianDiffusion(device=device, 
                                fix_mode=config.diffusion.fix_mode, 
                                text_emb=config.diffusion.text_emb, 
                                fixed_frames=config.diffusion.fixed_frames,
                                seq_len=config.diffusion.seq_len,
                                timesteps=config.diffusion.timesteps, 
                                beta_schedule=config.diffusion.beta_schedule)

    normalize, denormalize = set_up_normalization(device=device, seq_len=config.seq_len, scale=3)
    joints_orig = normalize(joints_orig_all)


    test_configs = {
        'batch_size': config.batch_size,
        'seq_len': config.seq_len,
        'channels': config.channels,
        'fixed_frame': config.fixed_frame,
        'use_cfg': config.use_cfg,
        'cfg_alpha': config.cfg_alpha,
        'cg_alpha': config.cg_alpha,
        'cg_diffusion_steps': config.cg_diffusion_steps,
    }
    for i in tqdm(range(len(hint_text_all))):

        generated_samples, orig = inference.test_model(
                                                    models=models, 
                                                    diffuser=diffuser, 
                                                    normalizer=(normalize, denormalize), 
                                                    configs=test_configs, 
                                                    text_embedder=text_embedder, 
                                                    hint_text=hint_text_all[i], 
                                                    prog_ind=prog_ind_all[i], 
                                                    joint_orig=joints_orig[i]
                                                )
        
        # only consider 24 joints instaed of 28
        generated_samples = generated_samples.reshape(1, -1, config.joints_num, 3)[..., TO_24, :].reshape(1, -1, 72)
        orig = orig.reshape(1, -1, config.joints_num, 3)[..., TO_24, :].reshape(1, -1, 72)

        combined_dict = {
            'generated_samples': generated_samples,
            'original_samples': orig, 
            'text' : hint_text_all[i][0] + f"{i}",
            'mask' : mask_all[i]
        }

        save_pth = os.path.join(project_root, config.save_path)
        if not os.path.exists(save_pth):
            os.makedirs(save_pth)

        with open(os.path.join(save_pth, f'{gen_file_names[i]}.pkl'), 'wb') as file:
            pickle.dump(combined_dict, file)