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novel_pose_vis.py
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import os
import argparse
from tqdm import tqdm
import cv2
# import ffmpeg
import numpy as np
import torch
from torch.utils.data import DataLoader
from configs import cfg
from can_render import Renderer
from metrics import psnr, ssim_metric
from utils.model_utils import select_model
import time
def load_render(ckpt_path, cfg, canonical_vertex):
model = select_model(cfg)
ckpt = torch.load(ckpt_path)
model = model.cuda()
fine_model = None
render = Renderer(
model, fine_net=fine_model, cfg=cfg, canonical_vertex=canonical_vertex
)
render.net.load_state_dict(ckpt["model"])
return render
def myinfer(infer_dataset, render, save_dir, epoch=0):
render.eval()
img_dir = f"{save_dir}/{epoch}/img"
rendering_dir = f"{save_dir}/{epoch}/rendering"
if not os.path.exists(img_dir):
os.makedirs(img_dir, exist_ok=True)
if not os.path.exists(rendering_dir):
os.makedirs(rendering_dir, exist_ok=True)
# with torch.no_grad():
for batch_idx, batch in enumerate(tqdm(infer_dataset)):
# batch['frame'][...] = 0
real_frame = batch["frame"][0]
## fix frame code
# batch["frame"][...] = torch.randint(0, 59, [1])[0]
batch["frame"][...] = 50
if "save_name" in batch:
save_name = batch["save_name"][0]
else:
frame_index = batch['frame_index'].item()
view_index = batch['cam_ind'].item()
save_name = 'frame{:04d}_view{:04d}'.format(frame_index, view_index)
# import pdb;pdb.set_trace()
results = render.render_view(batch)
color_img_0 = results["coarse_color"]
depth_img_0 = results["coarse_depth"]
img_path = os.path.join(img_dir, "%05d.jpg"%batch_idx)
rendering_path = os.path.join(rendering_dir, "%05d.jpg"%batch_idx)
rendering = color_img_0.numpy() * 255
gt = batch["img"].squeeze().numpy() * 255
cat_img = np.concatenate((rendering, gt), axis=1)
cv2.imwrite(img_path, cat_img)
cv2.imwrite(rendering_path, rendering)
return None
def save_img(imgs, img_dir):
if not os.path.exists(img_dir):
os.makedirs(img_dir)
for idx in range(len(imgs)):
img_path = os.path.join(img_dir, "%06d.jpg" % idx)
cv2.imwrite(img_path, imgs[idx])
def img2vid(img_dir, output_path):
(
ffmpeg.input("%s/*.jpg" % img_dir, pattern_type="glob", framerate=60)
.output(output_path).run()
)
if __name__ == "__main__":
save_root = "./motion_transfer"
parser = argparse.ArgumentParser(description="infer")
parser.add_argument(
"-c",
"--config",
default="",
help="set the config file path to train the network",
)
parser.add_argument("--exp", type=str, default="test")
parser.add_argument("--ckpt", type=str, required=True)
args = parser.parse_args()
epoch = int(os.path.basename(args.ckpt).split(".")[0].split("_")[-1])
save_dir = os.path.join(save_root, args.exp)
# Load config
training_config = args.config
assert os.path.exists(training_config), "training config does not exist."
cfg.merge_from_file(training_config)
zju_data_dir = cfg.DATASETS.ZJU_MOCAP_PATH
h36m_data_dir = cfg.DATASETS.H36M_PATH
# extreme pose
from dataloader.zju_novel_pose_dataset import Mocap_view
performer = "CoreView_313"
novel_pose_dataset = Mocap_view("CoreView_313",ratio = 1, begin=0, end = 100000,train_views=[] , train_max_frame=2000 ,interval=4, vis_views=[9], performer = performer
, zju_data_dir = zju_data_dir, h36m_data_dir = h36m_data_dir)
novel_pose_dataset.smpl_dir = os.path.join(f"novelpose_examples/CoreView_313_op3", "new_params")
novel_pose_dataset.vertices_dir = os.path.join(f"novelpose_examples/CoreView_313_op3", "new_vertices")
# if cfg.DATASETS.TYPE == "h36m":
# from dataloader.zju_novel_pose_dataset import Mocap_view
# motion_seq = "CoreView_393"
# performer = cfg.DATASETS.HUMAN
# novel_pose_dataset = Mocap_view(motion_seq, ratio = 0.5, begin=0, end = 10000,train_views=[] , train_max_frame=2000 ,interval=2,
# vis_views=[6], performer = performer, zju_data_dir = zju_data_dir, h36m_data_dir = h36m_data_dir)
# # Novel Pose Animation Example. Using the motion seq from zju-mocap to animate the performer of h36m
# # ！！Body shape is different from origin performer
# # ！！To ensure the correct SMPL body shape, you need to generate the "new_vertices" and specify the path like follows:
# # novel_pose_dataset.vertices_dir = "/group/projects/smpl_nerf/novel_poses/CoreView_313_translation/new_vertices"
# if cfg.DATASETS.TYPE == "zju_mocap":
# motion_seq = "S9"
# from dataloader.novel_poses_dataset import get_novel_pose_dataset
# novel_pose_dataset = get_novel_pose_dataset(performer="CoreView_377", motion_seq = motion_seq, zju_data_dir = zju_data_dir, h36m_data_dir = h36m_data_dir)
# # Novel Pose Animation Example. Using the motion seq from h36m to animate the performer of zju=mocap
# # ！！Body shape is different from origin performer
# # ！！To ensure the correct SMPL body shape, you need to generate the "new_vertices" and specify the path like follows:
# # novel_pose_dataset.vertices_dir = "/group/projects/smpl_nerf/novel_poses/CoreView_313_translation/new_vertices"
print('length:',len(novel_pose_dataset))
dataloader = DataLoader(novel_pose_dataset, 1, False)
novel_pose_dataloader = DataLoader(
novel_pose_dataset, batch_size=1, shuffle=False, num_workers=0
)
render = load_render(
args.ckpt, cfg, canonical_vertex=novel_pose_dataset.canonical_vertex
)
render.net.nerf.w = 0
render.net.set_light_center(
torch.tensor(cfg.TEST.light_center)
)
# Note that the center of the z-axis in ZJU and H36M is not always consistent (+-1), so it may be necessary to manually adjust the light center.
try:
out1 = myinfer(
novel_pose_dataloader,
render,
save_dir=save_dir,
epoch=epoch,
)
except:
import ffmpeg
img2vid(f'{save_dir}/{epoch}/img', os.path.join(save_dir,f"{args.exp}.mp4"))
img2vid(f'{save_dir}/{epoch}/rendering', os.path.join(save_dir,f"{args.exp}_rendering.mp4"))