496 lines
23 KiB
Python
496 lines
23 KiB
Python
import os
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import sys
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sys.path.append(os.path.dirname(os.path.abspath(__file__)) + '/..')
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import importlib
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import argparse
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parser = argparse.ArgumentParser(description='')
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parser.add_argument('--name', type=str)
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parser.add_argument('--config', type=str)
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parser.add_argument('--debug', action='store_true')
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args = vars(parser.parse_args())
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config_module = importlib.import_module(args['config'])
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config = config_module.config
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if args['debug']:
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pass
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os.environ["CUDA_DEVICE_ORDER"]="PCI_BUS_ID"
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os.environ["CUDA_VISIBLE_DEVICES"] = config['gpu']
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if args['debug']:
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os.environ["CUDA_LAUNCH_BLOCKING"] = '1'
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import time
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import argparse
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import wandb
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import tqdm
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import random
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import numpy as np
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import plotly.graph_objects as go
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import plotly.express as ex
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from PIL import Image
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if config['is_skirt']:
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from losses.losses import edge_loss_skirt as edge_loss
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else:
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from losses.losses import edge_loss
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import torch
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import torch.nn as nn
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import torch.optim as optim
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from data.dataset import Dataset
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from models.cond_encoder import AutoEncoder
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from utils.checkpoints import CheckpointSaver, load_model
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from utils.utils import InfiniteDataLoader as DataLoader
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from utils.postprocess import fix_collision
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from losses.losses import collision_loss, normal_loss
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from pytorch_msssim import MS_SSIM
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from models.cvae_model import CVAE
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from smpl.smpl_torch import SMPL
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from custom_utils.custom_utils import UV2Mesh, Accumulator, plot_3d, get_summary_html, maskFacesBatch, get_summary_str, plot_3d_collision
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def init_wandb():
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run = wandb.init(project='iccv', name=config['name'], notes=config['notes'], dir='/tmp', tags=config['tags'])
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artifact = wandb.Artifact('code', type='code')
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artifact.add_file('scripts/cvae.py')
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artifact.add_file('losses/losses.py')
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artifact.add_file('models/base.py')
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artifact.add_file('models/cond_encoder.py')
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artifact.add_file('models/convnext.py')
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artifact.add_file('models/cvae_model.py')
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artifact.add_file('data/dataset.py')
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config_file_names = [key for key in sys.modules.keys() if key.startswith('configs.')]
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for config_file_name in config_file_names:
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file_name = '/'.join(config_file_name.split('.')) + '.py'
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if os.path.exists(file_name):
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artifact.add_file(file_name)
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run.log_artifact(artifact)
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uv2mesh = UV2Mesh(res=256, is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape'])
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def kl_loss(mean: torch.Tensor, logvar: torch.Tensor) -> torch.Tensor:
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kl_loss = 1 + logvar - torch.square(mean) - torch.exp(logvar)
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kl_loss = torch.mean(kl_loss)
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kl_loss *= -0.5
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return kl_loss
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def train_step(batch):
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if config['use_skinning']:
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mesh_orig, uv_orig = batch['mesh_unposed'], batch['uv_unposed']
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else:
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mesh_orig, uv_orig = batch['mesh_posed'], batch['uv_posed']
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model.train()
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pred, mean, logvar = model([uv_orig, batch['uv_static'], batch['uv_body_posed'], batch['uv_curvature'], batch['uv_mask']])
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mesh_pred = uv2mesh(pred)
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if config['use_skinning']:
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shape = batch['pose_shape'][:, 72:]
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gender = torch.greater_equal(shape[:, 10] , 0.5).to(torch.long)
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shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])])
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# shape_offsets = torch.stack([torch.matmul(shape[i, :10], smpl.shapedirs[gender[i]][:, smpl.to_keep]) for i in range(shape.shape[0])])
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mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_mask'][:,:,None]
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mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0]
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else:
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mesh_pred_posed = mesh_pred
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e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_mask']))
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c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_mask'])
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c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio)
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l2_loss = torch.mean(1e3 * torch.mean(torch.sum(((uv_orig - pred) ** 2), axis=-1), axis=[1, 2]))
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l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, axis=-1), axis=-1))
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n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape'])
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kl = kl_loss(mean, logvar)
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reconstr_loss = l2_loss
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if config['use_extra_losses']:
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reconstr_loss = reconstr_loss + l2_mesh_loss + (e_loss + c_loss + n_loss) * config['reg_loss_coeff']
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loss = reconstr_loss + g_balancing_coeff * kl
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optimizer.zero_grad()
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loss.backward()
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optimizer.step()
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model.eval()
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with torch.inference_mode():
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mean = torch.mean(mean)
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logvar = torch.mean(logvar)
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ms_ssim = torch.mean(_MSSSIM(pred + 1, batch['uv_static'] + 1))
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metric = torch.sum(torch.sqrt(torch.sum(batch['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred.detach()) ** 2, axis=-1))) / torch.sum(batch['mesh_mask'])
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return { 'train/loss': loss, 'train/edge_loss': e_loss, 'train/collision_loss': c_loss, 'train/euclid_error': metric,
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'train/reconstr_loss': reconstr_loss, 'train/collision_ratio': c_ratio,
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'train/mean': mean, 'train/logvar': logvar, 'train/kl_loss': kl, 'train/var': np.e ** logvar,
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'train/l2_loss': l2_loss, 'train/l2_mesh_loss': l2_mesh_loss, 'train/normal_loss': n_loss,
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'train/ms_ssim': ms_ssim,
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}
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def valid_step(batch):
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if config['use_skinning']:
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mesh_orig, uv_orig = batch['mesh_unposed'], batch['uv_unposed']
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else:
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mesh_orig, uv_orig = batch['mesh_posed'], batch['uv_posed']
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model.eval()
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with torch.inference_mode():
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pred, mean, logvar = model([uv_orig, batch['uv_static'], batch['uv_body_posed'], batch['uv_curvature'], batch['uv_mask']])
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mesh_pred = uv2mesh(pred)
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if config['use_skinning']:
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shape = batch['pose_shape'][:, 72:]
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gender = torch.greater_equal(shape[:, 10] , 0.5).to(torch.long)
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shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])])
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# shape_offsets = torch.stack([torch.matmul(shape[i, :10], smpl.shapedirs[gender[i]][:, smpl.to_keep]) for i in range(shape.shape[0])])
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mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_mask'][:,:,None]
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mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0]
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else:
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mesh_pred_posed = mesh_pred
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e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_mask']))
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c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_mask'])
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c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio)
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l2_loss = torch.mean(1e3 * torch.mean(torch.sum(((uv_orig - pred) ** 2), axis=-1), axis=[1, 2]))
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l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, axis=-1), axis=-1))
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n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape'])
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kl = kl_loss(mean, logvar)
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reconstr_loss = l2_loss
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if config['use_extra_losses']:
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reconstr_loss = reconstr_loss + l2_mesh_loss + (e_loss + c_loss + n_loss) * config['reg_loss_coeff']
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loss = reconstr_loss + g_balancing_coeff * kl
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mean = torch.mean(mean)
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logvar = torch.mean(logvar)
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ms_ssim = torch.mean(_MSSSIM(pred + 1, batch['uv_static'] + 1))
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metric = torch.sum(torch.sqrt(torch.sum(batch['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred.detach()) ** 2, axis=-1))) / torch.sum(batch['mesh_mask'])
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return { 'valid/loss': loss, 'valid/edge_loss': e_loss, 'valid/collision_loss': c_loss, 'valid/euclid_error': metric,
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'valid/reconstr_loss': reconstr_loss, 'valid/l2_mesh_loss': l2_mesh_loss, 'valid/collision_ratio': c_ratio,
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'valid/mean': mean, 'valid/logvar': logvar, 'valid/kl_loss': kl, 'valid/var': np.e ** logvar,
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'valid/normal_loss': n_loss, 'valid/ms_ssim': ms_ssim,
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}
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def plot_everything(batch: dict, type: str):
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if config['use_skinning']:
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mesh_orig, uv_orig = batch['mesh_unposed'].cpu().numpy(), batch['uv_unposed']
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else:
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mesh_orig, uv_orig = batch['mesh_posed'].cpu().numpy(), batch['uv_posed']
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model.eval()
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with torch.inference_mode():
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pred, mean, logvar = model([uv_orig, batch['uv_static'], batch['uv_body_posed'], batch['uv_curvature'], batch['uv_mask']])
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mesh_pred = uv2mesh(pred).detach().cpu().numpy()
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orig_img = torch.permute(uv_orig, [0,2,3,1])
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uv_static_img = torch.permute(batch['uv_static'], [0,2,3,1])
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uv_body_posed_img = torch.permute(batch['uv_body_posed'], [0,2,3,1])
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pred_img = torch.permute(pred, [0,2,3,1])
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img = torch.concat((uv_static_img, uv_body_posed_img, orig_img, pred_img), axis=2)
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imgs = [wandb.Image((img[i].cpu().numpy() + 1) / 2.0) for i in range(4)]
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F = np.load("smpl/smpl_faces" + skirt_modifier + ("_orig" if config['is_cape'] else "") + ".npy")
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mask = batch['mesh_mask'].cpu().numpy().astype(bool)
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if config['use_skinning']:
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shape = batch['pose_shape'][:, 72:]
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gender = torch.greater_equal(shape[:, 10] , 0.5).to(torch.long)
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shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])]).cpu().numpy()
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garment_unposed, faces = maskFacesBatch(mesh_pred, F, mask)
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garment_unposed = [garment_unposed[i] + shape_offsets[i, mask[i], :] for i in range(mask.shape[0])]
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gt = [mesh_orig[i][mask[i], :] + shape_offsets[i, mask[i], :] for i in range(pred.shape[0])]
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for i in range(mesh_orig.shape[0]):
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mesh_pred[i, mask[i], :] += shape_offsets[i, mask[i], :]
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mesh_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], torch.tensor(mesh_pred, device=config['device']))[0].cpu().numpy()
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else:
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mesh_posed = mesh_pred.cpu().numpy()
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gt = [mesh_orig[i][mask[i], :] for i in range(pred.shape[0])]
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garment_unposed, faces = maskFacesBatch(mesh_pred.cpu().numpy(), F, mask)
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gt_posed = [batch['mesh_posed'].cpu().numpy()[i, mask[i], :] for i in range(mask.shape[0])]
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# # plot garment_unposed, gt and mesh_posed next to eachother in plotly subplots
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# from plotly.subplots import make_subplots
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# fig = make_subplots(rows=1, cols=4, specs=[[{'type': 'surface'}, {'type': 'surface'}, {'type': 'surface'}, {'type': 'surface'}]])
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# fig.add_trace(go.Mesh3d(x=gt[0][:,0], y=gt[0][:,2], z=gt[0][:,1], i=faces[0][:,0], j=faces[0][:,1], k=faces[0][:,2], color='red', opacity=0.5), row=1, col=1)
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# fig.add_trace(go.Mesh3d(x=garment_unposed[0][:,0], y=garment_unposed[0][:,2], z=garment_unposed[0][:,1], i=faces[0][:,0], j=faces[0][:,1], k=faces[0][:,2], color='blue', opacity=0.5), row=1, col=2)
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# # add new subplot for gt_posed
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# fig.add_trace(go.Mesh3d(x=gt_posed[0][:,0], y=gt_posed[0][:,2], z=gt_posed[0][:,1], i=faces[0][:,0], j=faces[0][:,1], k=faces[0][:,2], color='red', opacity=0.5), row=1, col=3)
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# fig.add_trace(go.Mesh3d(x=mesh_posed[0][mask[0],0], y=mesh_posed[0][mask[0],2], z=mesh_posed[0][mask[0],1], i=faces[0][:,0], j=faces[0][:,1], k=faces[0][:,2], color='green', opacity=0.5), row=1, col=4)
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# # make each subplot between -1 and 1
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# fig.update_layout(scene_aspectmode='cube', scene2_aspectmode='cube', scene3_aspectmode='cube', scene4_aspectmode='cube')
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# fig.update_layout(scene=dict(xaxis=dict(range=[-1,1]), yaxis=dict(range=[-1,1]), zaxis=dict(range=[-1,1])), scene2=dict(xaxis=dict(range=[-1,1]), yaxis=dict(range=[-1,1]), zaxis=dict(range=[-1,1])), scene3=dict(xaxis=dict(range=[-1,1]), yaxis=dict(range=[-1,1]), zaxis=dict(range=[-1,1])), scene4=dict(xaxis=dict(range=[-1,1]), yaxis=dict(range=[-1,1]), zaxis=dict(range=[-1,1])))
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# fig.show()
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mesh_posed_fixed = fix_collision(torch.tensor(mesh_posed, device=config['device']), batch['mesh_body_posed'], torch.tensor(mask, device=config['device'])).cpu().numpy()
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body = batch['mesh_body_posed'].cpu().numpy()
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garment_posed = [mesh_posed[i, mask[i], :] for i in range(body.shape[0])]
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collision = [np.concatenate((body[i], garment_posed[i]), axis=0) for i in range(len(garment_posed))]
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collision_faces = [np.concatenate((F, faces[i] + config['smpl_res']), axis=0) for i in range(len(garment_posed))]
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collision_color = [np.concatenate((np.ones_like(body[i], dtype=np.int32)*100, np.ones_like(garment_posed[i], dtype=np.int32)*230), axis=0) for i in range(len(garment_posed))]
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garment_posed_fixed = [mesh_posed_fixed[i, mask[i], :] for i in range(body.shape[0])]
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collision_fixed = [np.concatenate((body[i], garment_posed_fixed[i]), axis=0) for i in range(len(garment_posed))]
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collision_gt = [np.concatenate((body[i], gt_posed[i]), axis=0) for i in range(len(garment_posed))]
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figs = { type + "/garment_" + str(i): plot_3d(gt[i], garment_unposed[i], faces[i], collision[i], collision_faces[i], collision_color[i], flip_xy=(not config['use_skinning'] and config['remove_global_orientation'])) for i in range(4) }
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figs_coll = { type + "/garment_" + str(i) + '_collision': plot_3d_collision(collision_gt[i], collision[i], collision_fixed[i], collision_faces[i], collision_color[i], flip_xy=(not config['use_skinning'] and config['remove_global_orientation'])) for i in range(4) }
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mean_hist = wandb.Histogram(sequence=mean.cpu().numpy().mean(axis=0))
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logvar_hist = wandb.Histogram(sequence=logvar.cpu().numpy().mean(axis=0))
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return { **figs, **figs_coll, **{ type + '/images': imgs, type + '/mean_hist': mean_hist, type + '/logvar_hist': logvar_hist } }
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def sample(folder):
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# run = wandb.init(project='vae_plots', name=folder.split('/')[-1])
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load_model(model,folder)
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count = 0
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for batch in dataset_train:
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batch = static_dataset_train.expand_batch(batch_to_dict(batch, config['signature_dynamic']))
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uv_curvature = tf.one_hot(batch['uv_curvature'], 7)
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nr_of_samples=2
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pred = model.sample_single(batch['uv_static'][0], batch['uv_body_posed'][0], uv_curvature[0], batch['uv_mask'][0], nr_of_samples=nr_of_samples)
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pose, shape = batch['pose_shape'][0, :72], batch['pose_shape'][0, 72:]
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pose, shape = tf.tile(pose[tf.newaxis,:], [nr_of_samples,1]), tf.tile(shape[tf.newaxis,:], [nr_of_samples,1])
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mesh_pred = uv2mesh(pred)
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mesh_posed = smpl.run_garment(pose, shape, mesh_pred).numpy()
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mesh_orig = batch['mesh_posed'][0].numpy()
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mesh_orig_reposed = smpl.run_garment(pose[:1], shape[:1], batch['mesh_unposed'][:1]).numpy()[0]
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body = batch['mesh_body_posed'][0].numpy()
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body_color = np.ones_like(body, dtype=np.int32)*100
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F = np.load("custom_utils/smpl_faces.npy")
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mask = batch['mesh_mask'].numpy().astype(bool)[0]
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_, faces = _maskFaces(np.ones((config['smpl_res'], 3)), F, mask)
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pred_zero = model.sample_single(batch['uv_static'][0], batch['uv_body_posed'][0], uv_curvature[0], batch['uv_mask'][0], nr_of_samples=nr_of_samples, zero_latent=True)
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mesh_pred_zero = uv2mesh(pred_zero)
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mesh_posed_zero = smpl.run_garment(pose, shape, mesh_pred_zero).numpy()
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meshes = []
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meshes.append(go.Mesh3d(
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# 8 vertices of a cube
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x=mesh_orig_reposed[mask,0],
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y=mesh_orig_reposed[mask,2],
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z=mesh_orig_reposed[mask,1],
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# i, j and k give the vertices of triangles
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i = faces[:,0],
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j = faces[:,1],
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k = faces[:,2]
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))
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for i in range(nr_of_samples):
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x = mesh_posed[i][mask, :].copy()
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# x[:, 2] += 1 * (i + 1)
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x[:, 2] += 1
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meshes.append(go.Mesh3d(
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# 8 vertices of a cube
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x=x[:,0],
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y=x[:,2],
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z=x[:,1],
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# i, j and k give the vertices of triangles
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i = faces[:,0],
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j = faces[:,1],
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k = faces[:,2]
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))
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for i in range(nr_of_samples):
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x = mesh_posed_zero[i][mask, :].copy()
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# x[:, 2] += 1 * (i + 1)
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x[:, 2] += 2
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meshes.append(go.Mesh3d(
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# 8 vertices of a cube
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x=x[:,0],
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y=x[:,2],
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z=x[:,1],
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# i, j and k give the vertices of triangles
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|
i = faces[:,0],
|
|
j = faces[:,1],
|
|
k = faces[:,2]
|
|
))
|
|
|
|
# for i in range(5):
|
|
# x = body.copy()
|
|
# x[:, 2] += 1 * i
|
|
# meshes.append(go.Mesh3d(
|
|
# # 8 vertices of a cube
|
|
# x=x[:,0],
|
|
# y=x[:,2],
|
|
# z=x[:,1],
|
|
# # i, j and k give the vertices of triangles
|
|
# i = F[:,0],
|
|
# j = F[:,1],
|
|
# k = F[:,2],
|
|
# vertexcolor=body_color
|
|
# ))
|
|
|
|
|
|
fig = go.Figure(data=meshes)
|
|
|
|
fig.update_layout(scene_aspectmode='manual', scene_aspectratio=dict(x=1, y=2, z=1))
|
|
# fig.update_layout(scene_aspectmode='manual', scene_aspectratio=dict(x=1, y=nr_of_samples-1, z=1))
|
|
fig.update_layout(
|
|
scene = dict(
|
|
xaxis = dict(nticks=4, range=[-1,1],),
|
|
# yaxis = dict(nticks=4, range=[-1,nr_of_samples+1],),
|
|
yaxis = dict(nticks=4, range=[-1,3],),
|
|
zaxis = dict(nticks=4, range=[-1,1],),)
|
|
)
|
|
|
|
# wandb.log({'plot_' + str(count): fig})
|
|
fig.show()
|
|
|
|
pred = pred.numpy()
|
|
frames = [Image.fromarray(((pred[i] + 1) * 128).astype(np.int8), mode='RGB') for i in range(pred.shape[0])]
|
|
frames[0].save("temp/garment_1.gif", format="GIF", append_images=frames[1:],
|
|
save_all=True, duration=500, loop=0)
|
|
|
|
|
|
if count > 10:
|
|
break
|
|
|
|
print(count)
|
|
count += 1
|
|
|
|
print()
|
|
|
|
|
|
|
|
def test():
|
|
str_split = config['name'].split('_')
|
|
test_idx = str_split.index('test')
|
|
checkpoint_name = '_'.join(str_split[:test_idx])
|
|
load_model(model, 'checkpoints/' + checkpoint_name)
|
|
|
|
dataset_test = factory.get_dataset(folder=config['test_dir'], batch_size=config['batch_size'], signature=config['signature_dynamic'], use_filled=config['use_filled'], resolutions=[config['resolution']], in_memory=False, do_repeat=False)
|
|
static_dataset_test = StaticDataset(folder=config['test_dir'], signature=config['signature_static'], use_filled=config['use_filled'], resolutions=[config['resolution']], in_memory=False)
|
|
|
|
step = 0
|
|
losses = []
|
|
|
|
for batch in tqdm.tqdm(dataset_test):
|
|
batch = static_dataset_test.expand_batch(batch_to_dict(batch, config['signature_dynamic']))
|
|
|
|
test_loss = test_step(batch)
|
|
losses.append(test_loss)
|
|
|
|
to_log = { **{ 'current_step': step }, **test_loss }
|
|
if step % 1000 == 0:
|
|
figs = plot_everything(batch, 'test')
|
|
to_log = { **to_log, **figs }
|
|
|
|
wandb.log(to_log, step = step)
|
|
|
|
# print(step)
|
|
step += 1
|
|
|
|
# averages = dict()
|
|
path_to_plotly_html = "temp/plotly_figure.html"
|
|
|
|
histograms = dict()
|
|
for key in test_loss.keys():
|
|
accumulated = [losses[i][key].numpy() for i in range(len(losses))]
|
|
fig = ex.histogram(accumulated, title='Average: ' + str(np.asarray(accumulated).mean()))
|
|
fig.write_html(path_to_plotly_html, auto_play = False)
|
|
|
|
histograms['all/' + key.split('/')[-1] + '_hist'] = wandb.Html(path_to_plotly_html)
|
|
# averages['all/' + key.split('/')[-1] + '_avg'] = np.asarray(accumulated).mean()
|
|
|
|
|
|
|
|
wandb.log({ **histograms }, step = step)
|
|
wandb.finish()
|
|
pass
|
|
|
|
|
|
|
|
def train():
|
|
global g_balancing_coeff
|
|
global step
|
|
valid_iterator = iter(valid_dataloader)
|
|
|
|
for batch in train_dataloader:
|
|
train_loss = train_step(batch)
|
|
train_accumulator.update(train_loss)
|
|
|
|
if step % 25 == 0:
|
|
data_valid = next(valid_iterator)
|
|
valid_loss = valid_step(data_valid)
|
|
valid_accumulator.update(valid_loss)
|
|
|
|
if step % 1000 == 0 or (step < 1000 and step % 100 == 0):
|
|
to_log = dict({ **train_loss, **valid_loss, **{ 'current_step': step } })
|
|
if step % 5000 == 0 or (step < 5000 and step % 1000 == 0):
|
|
train_figs = plot_everything(batch, 'train')
|
|
valid_figs = plot_everything(data_valid, 'valid')
|
|
to_log = { **to_log, **train_figs, **valid_figs }
|
|
if step == 0:
|
|
to_log = { **to_log, **{ 'model/summary': wandb.Html(get_summary_html(model)) } }
|
|
|
|
if not args['debug']:
|
|
wandb.log(to_log, step=step)
|
|
train_accumulator.reset()
|
|
valid_accumulator.reset()
|
|
print(step)
|
|
|
|
if train_loss['train/euclid_error'] < (config['balancing_activation_limit'] if 'balancing_activation_limit' in config.keys() else 0.017):
|
|
g_balancing_coeff += 1 / 10000
|
|
|
|
if step % 10000 == 0:
|
|
ckpt_saver(model, step, optimizer)
|
|
|
|
step += 1
|
|
|
|
|
|
if __name__ == '__main__':
|
|
if not args['debug']:
|
|
init_wandb()
|
|
|
|
smpl = SMPL(orig_smpl=config['is_cape'], path='smpl', device=config['device'])
|
|
skirt_modifier = '_skirt' if config['is_skirt'] else ''
|
|
|
|
dataset_train = Dataset(config['train_dir'], config['signature'], device=config['device'], frames_file=config['train_frames'], use_cache=config['dataset_in_memory'])
|
|
dataset_valid = Dataset(config['valid_dir'], config['signature'], device=config['device'], frames_file=config['valid_frames'], use_cache=config['dataset_in_memory'])
|
|
train_dataloader = DataLoader(dataset_train, batch_size=4, drop_last=True, shuffle=True, )
|
|
valid_dataloader = DataLoader(dataset_valid, batch_size=4, drop_last=True, shuffle=True)
|
|
train_accumulator = Accumulator()
|
|
valid_accumulator = Accumulator()
|
|
|
|
model = CVAE(config)
|
|
|
|
|
|
optimizer = optim.Adam(model.parameters(), lr=config['lr'])
|
|
_MSSSIM = MS_SSIM(data_range=2, size_average=True, channel=3)
|
|
g_balancing_coeff = config['starting_balancing_coeff']
|
|
|
|
ckpt_saver = CheckpointSaver('checkpoints/iccv/' + config['name'], top_n=5)
|
|
|
|
step = 0
|
|
if config['pretrained_model'] != '':
|
|
step = load_model(model, config['pretrained_model'])
|
|
|
|
if not args['debug']:
|
|
# model = torch.compile(model)
|
|
wandb.watch(model, log='all', log_freq=1000, log_graph=True)
|
|
|
|
train() |