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total_time += time.time() - start
print(total_time / len(data_loader))
def run_evaluate():
from lib.datasets import make_data_loader
from lib.evaluators import make_evaluator
import tqdm
import torch
from lib.networks import make_network
from lib.utils import net_utils
import time
network = make_network(cfg).cuda()
net_utils.load_network(network,
cfg.trained_model_dir,
resume=cfg.resume,
epoch=cfg.test.epoch)
network.eval()
data_loader = make_data_loader(cfg, is_train=False)
evaluator = make_evaluator(cfg)
net_time = []
for batch in tqdm.tqdm(data_loader):
for k in batch:
if k != 'meta':
if k == 'rendering_video_meta':
for i in range(len(batch[k])):
for v in batch[k][i]:
batch[k][i][v] = batch[k][i][v].cuda()
else:
batch[k] = batch[k].cuda()
if cfg.save_video:
with torch.no_grad():
network(batch)
else:
with torch.no_grad():
torch.cuda.synchronize()
start_time = time.time()
output = network(batch)
torch.cuda.synchronize()
end_time = time.time()
net_time.append(end_time - start_time)
evaluator.evaluate(output, batch)
if not cfg.save_video:
evaluator.summarize()
if len(net_time) > 1:
# print('net_time: ', np.mean(net_time[1:]))
print('FPS: ', 1./np.mean(net_time[1:]))
else:
# print('net_time: ', np.mean(net_time))
print('FPS: ', 1./np.mean(net_time))
if cfg.save_ply:
dataset_name = cfg.train_dataset_module.split('.')[-2]
ply_dir = os.path.join(cfg.result_dir, 'pointclouds', dataset_name)
for item in os.listdir(ply_dir):
data_dir = os.path.join(ply_dir, item)
img_dir = os.path.join(data_dir, 'images')
depth_dir = os.path.join(data_dir, 'depth')
cam_dir = os.path.join(data_dir, 'cam')
img_ls = glob.glob(os.path.join(img_dir, '*.png'))
img_name = [os.path.basename(im).split('.')[0] for im in img_ls]
# for the final point cloud
vertexs = []
vertex_colors = []
for name in img_name:
ref_name = name
ref_intrinsics, ref_extrinsics = read_camera_parameters(os.path.join(cam_dir, ref_name+'.txt'))
ref_img = read_img(os.path.join(img_dir, ref_name+'.png'))
ref_depth_est = read_pfm(os.path.join(depth_dir, ref_name+'.pfm'))[0]
height, width = ref_depth_est.shape[:2]
x, y = np.meshgrid(np.arange(0, width), np.arange(0, height))
x, y = x.reshape(-1), y.reshape(-1)
depth = ref_depth_est.reshape(-1)
color = ref_img.reshape(-1,3)
xyz_ref = np.matmul(np.linalg.inv(ref_intrinsics),
np.vstack((x, y, np.ones_like(x))) * depth)
xyz_world = np.matmul(np.linalg.inv(ref_extrinsics),
np.vstack((xyz_ref, np.ones_like(x))))[:3]
vertexs.append(xyz_world.transpose((1, 0)))
vertex_colors.append((color * 255).astype(np.uint8))
vertexs = np.concatenate(vertexs, axis=0)
vertex_colors = np.concatenate(vertex_colors, axis=0)
scene = os.path.basename(data_dir)
ply_path = os.path.join(data_dir, f'{scene}.ply')
print(f'saving {ply_path}')
storePly(ply_path, vertexs, vertex_colors)
## point cloud --> mesh
import open3d as o3d
import trimesh
pcd = o3d.io.read_point_cloud(ply_path)
pcd.estimate_normals()