wehub-resource-sync
263 lines
12 KiB
Python
263 lines
12 KiB
Python
import os
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import sys
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sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
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import json
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import argparse
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import shutil
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import torch
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import numpy as np
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import pandas as pd
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import o_voxel
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from tqdm import tqdm
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from easydict import EasyDict as edict
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from concurrent.futures import ThreadPoolExecutor
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from queue import Queue
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from utils import parse_view_indices
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import pixal3d.models as models
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import pixal3d.modules.sparse as sp
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torch.set_grad_enabled(False)
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def is_valid_sparse_tensor(tensor):
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return torch.isfinite(tensor.feats).all() and torch.isfinite(tensor.coords).all()
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def clear_cuda_error():
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torch.cuda.synchronize()
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torch.cuda.empty_cache()
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('--root', type=str, required=True,
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help='Directory to save the metadata')
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parser.add_argument('--dual_grid_root', type=str, default=None,
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help='Directory containing the dual grids')
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parser.add_argument('--shape_latent_root', type=str, default=None,
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help='Directory to save the shape latent files')
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parser.add_argument('--filter_low_aesthetic_score', type=float, default=None,
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help='Filter objects with aesthetic score lower than this value')
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parser.add_argument('--resolution', type=int, default=1024,
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help='Sparse voxel resolution')
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parser.add_argument('--enc_pretrained', type=str, default='microsoft/TRELLIS.2-4B/ckpts/shape_enc_next_dc_f16c32_fp16',
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help='Pretrained encoder model')
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parser.add_argument('--model_root', type=str,
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help='Root directory of models')
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parser.add_argument('--enc_model', type=str,
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help='Encoder model. if specified, use this model instead of pretrained model')
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parser.add_argument('--ckpt', type=str,
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help='Checkpoint to load')
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parser.add_argument('--instances', type=str, default=None,
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help='Instances to process')
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parser.add_argument('--view_indices', type=str, default=None,
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help='View indices to process, e.g., "0,1,2" or "0-5". None for all views')
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parser.add_argument('--num_views', type=int, default=24,
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help='Total number of views (used when view_indices is None)')
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parser.add_argument('--rank', type=int, default=0)
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parser.add_argument('--world_size', type=int, default=1)
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opt = parser.parse_args()
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opt = edict(vars(opt))
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opt.dual_grid_root = opt.dual_grid_root or opt.root
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opt.shape_latent_root = opt.shape_latent_root or opt.root
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# Parse view_indices
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view_indices = parse_view_indices(opt.view_indices)
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if view_indices is None:
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view_indices = list(range(opt.num_views))
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print(f'View indices to process: {view_indices}')
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if opt.enc_model is None:
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latent_name = f'{opt.enc_pretrained.split("/")[-1]}_{opt.resolution}'
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encoder = models.from_pretrained(opt.enc_pretrained).eval().cuda()
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else:
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latent_name = f'{opt.enc_model.split("/")[-1]}_{opt.ckpt}_{opt.resolution}'
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cfg = edict(json.load(open(os.path.join(opt.model_root, opt.enc_model, 'config.json'), 'r')))
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encoder = getattr(models, cfg.models.encoder.name)(**cfg.models.encoder.args).cuda()
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ckpt_path = os.path.join(opt.model_root, opt.enc_model, 'ckpts', f'encoder_{opt.ckpt}.pt')
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encoder.load_state_dict(torch.load(ckpt_path), strict=False)
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encoder.eval()
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print(f'Loaded model from {ckpt_path}')
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# Multi-view latent output directory
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latent_view_name = f'{latent_name}_view'
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os.makedirs(os.path.join(opt.shape_latent_root, 'shape_latents', latent_view_name, 'new_records'), exist_ok=True)
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# Get file list
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if not os.path.exists(os.path.join(opt.root, 'metadata.csv')):
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raise ValueError('metadata.csv not found')
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metadata = pd.read_csv(os.path.join(opt.root, 'metadata.csv')).set_index('sha256')
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if os.path.exists(os.path.join(opt.root, 'aesthetic_scores', 'metadata.csv')):
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aesthetic_metadata = pd.read_csv(os.path.join(opt.root, 'aesthetic_scores','metadata.csv')).set_index('sha256')
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metadata = metadata.join(aesthetic_metadata, how='left', rsuffix='_aesthetic')
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# Check dual_grid_view metadata
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dual_grid_view_path = os.path.join(opt.dual_grid_root, f'dual_grid_view_{opt.resolution}', 'metadata.csv')
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if os.path.exists(dual_grid_view_path):
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dual_grid_metadata = pd.read_csv(dual_grid_view_path).set_index('sha256')
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metadata = metadata.join(dual_grid_metadata, how='left', rsuffix='_dual_grid')
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# Check shape_latent_view metadata (used to skip already completed tasks)
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shape_latent_view_metadata_path = os.path.join(opt.shape_latent_root, 'shape_latents', latent_view_name, 'metadata.csv')
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if os.path.exists(shape_latent_view_metadata_path):
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shape_latent_view_metadata = pd.read_csv(shape_latent_view_metadata_path).set_index('sha256')
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metadata = metadata.join(shape_latent_view_metadata, how='left', rsuffix='_shape_latent_view')
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print(f'Loaded shape_latent_view metadata with {len(shape_latent_view_metadata)} records')
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else:
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print(f'Warning: shape_latent_view metadata not found at {shape_latent_view_metadata_path}')
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metadata = metadata.reset_index()
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if opt.instances is None:
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if opt.filter_low_aesthetic_score is not None:
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metadata = metadata[metadata['aesthetic_score'] >= opt.filter_low_aesthetic_score]
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# Filter to objects that have dual_grid_view data
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# Use first view as indicator
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first_view_col = f'dual_grid_view{view_indices[0]:02d}_converted_{opt.resolution}'
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if first_view_col in metadata.columns:
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metadata = metadata[metadata[first_view_col] == True]
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else:
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print(f'Warning: Column {first_view_col} not found in metadata, will check files directly')
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else:
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if os.path.exists(opt.instances):
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with open(opt.instances, 'r') as f:
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instances = f.read().splitlines()
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else:
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instances = opt.instances.split(',')
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metadata = metadata[metadata['sha256'].isin(instances)]
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start = len(metadata) * opt.rank // opt.world_size
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end = len(metadata) * (opt.rank + 1) // opt.world_size
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metadata = metadata[start:end]
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records = []
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# Build task list: (sha256, view_idx), filter already completed tasks via metadata
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tasks = []
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skipped_count = 0
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# Pre-fetch completion status columns for each view
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encoded_cols = {view_idx: f'shape_latent_view{view_idx:02d}_encoded' for view_idx in view_indices}
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for _, row in metadata.iterrows():
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sha256 = row['sha256']
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for view_idx in view_indices:
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encoded_col = encoded_cols[view_idx]
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# Check if already marked as completed in metadata
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if encoded_col in metadata.columns and row.get(encoded_col, False) == True:
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skipped_count += 1
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continue
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tasks.append((sha256, view_idx))
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print(f'Total tasks: {len(tasks) + skipped_count}, Already done (from metadata): {skipped_count}, To process: {len(tasks)}')
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load_queue = Queue(maxsize=32)
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with ThreadPoolExecutor(max_workers=32) as loader_executor, \
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ThreadPoolExecutor(max_workers=32) as saver_executor:
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def loader(task):
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sha256, view_idx = task
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try:
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# Check if output file already exists, skip if so
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output_path = os.path.join(
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opt.shape_latent_root,
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'shape_latents',
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latent_view_name,
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sha256,
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f'view{view_idx:02d}.npz'
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)
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if os.path.exists(output_path):
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load_queue.put((sha256, view_idx, None, None))
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return
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# dual_grid_view path: dual_grid_view_{res}/{sha256}/view{idx:02d}.vxz
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vxz_path = os.path.join(
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opt.dual_grid_root,
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f'dual_grid_view_{opt.resolution}',
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sha256,
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f'view{view_idx:02d}.vxz'
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)
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if not os.path.exists(vxz_path):
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print(f"[Loader Skip] {sha256}/view{view_idx:02d}: vxz file not found")
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load_queue.put((sha256, view_idx, None, None))
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return
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coords, attr = o_voxel.io.read_vxz(vxz_path, num_threads=4)
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vertices = sp.SparseTensor(
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(attr['vertices'] / 255.0).float(),
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torch.cat([torch.zeros_like(coords[:, 0:1]), coords], dim=-1),
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)
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intersected = vertices.replace(torch.cat([
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attr['intersected'] % 2,
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attr['intersected'] // 2 % 2,
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attr['intersected'] // 4 % 2,
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], dim=-1).bool())
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load_queue.put((sha256, view_idx, vertices, intersected))
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except Exception as e:
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print(f"[Loader Error] {sha256}/view{view_idx:02d}: {e}")
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load_queue.put((sha256, view_idx, None, None))
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loader_executor.map(loader, tasks)
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def saver(sha256, view_idx, pack):
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sha256_dir = os.path.join(opt.shape_latent_root, 'shape_latents', latent_view_name, sha256)
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os.makedirs(sha256_dir, exist_ok=True)
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save_path = os.path.join(sha256_dir, f'view{view_idx:02d}.npz')
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np.savez_compressed(save_path, **pack)
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# Copy scale json from dual_grid_view
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src_scale_path = os.path.join(
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opt.dual_grid_root,
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f'dual_grid_view_{opt.resolution}',
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sha256,
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f'view{view_idx:02d}_scale.json'
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)
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dst_scale_path = os.path.join(sha256_dir, f'view{view_idx:02d}_scale.json')
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if os.path.exists(src_scale_path):
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shutil.copy2(src_scale_path, dst_scale_path)
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records.append({
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'sha256': sha256,
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f'shape_latent_view{view_idx:02d}_encoded': True,
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f'shape_latent_view{view_idx:02d}_tokens': pack['coords'].shape[0]
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})
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for _ in tqdm(range(len(tasks)), desc="Extracting view latents"):
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try:
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sha256, view_idx, vertices, intersected = load_queue.get()
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if vertices is None or intersected is None:
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continue
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num_voxels = vertices.feats.shape[0]
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# NaN/Inf check
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if not (is_valid_sparse_tensor(vertices) and is_valid_sparse_tensor(intersected)):
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print(f"[Skip] {sha256}/view{view_idx:02d}: NaN/Inf in input")
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continue
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z = encoder(vertices.cuda(), intersected.cuda())
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torch.cuda.synchronize()
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if not torch.isfinite(z.feats).all():
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print(f"[Skip] {sha256}/view{view_idx:02d}: Non-finite latent in z.feats")
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clear_cuda_error()
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continue
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pack = {
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'feats': z.feats.cpu().numpy().astype(np.float32),
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'coords': z.coords[:, 1:].cpu().numpy().astype(np.uint8),
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}
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saver_executor.submit(saver, sha256, view_idx, pack)
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except Exception as e:
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print(f"[Error] {sha256}/view{view_idx:02d} ({num_voxels} voxels): {e}")
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clear_cuda_error()
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continue
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saver_executor.shutdown(wait=True)
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records = pd.DataFrame.from_records(records)
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records.to_csv(os.path.join(opt.shape_latent_root, 'shape_latents', latent_view_name, 'new_records', f'part_{opt.rank}.csv'), index=False)
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