mirror of
https://github.com/nerfstudio-project/nerfstudio.git
synced 2026-11-13 11:24:00 +08:00
Ethan WeberandEthan Weber
d71c05f256
* allows bridge server to run on a different machine * added script * update version * starting docs * update docs and scripts * ngrok support * use tcp * moving webrtc outside bridge server. wop * lazy commit * lazy commit * running code. webrtc not working * lazy commit * better logic for webrtc connection * cleanup * todo comment * working webrtc * removed logging * fixing black * fix eslint * fix python version * fix readme * misc cleanup * small docs fix Co-authored-by: Ethan Weber <ethanweber@Ethans-MacBook-Pro.local>
97 lines
3.6 KiB
Python
97 lines
3.6 KiB
Python
# Copyright 2022 The Nerfstudio Team. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Evaluation utils
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"""
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from __future__ import annotations
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import os
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import sys
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from pathlib import Path
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from typing import Optional, Tuple
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import torch
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import yaml
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from rich.console import Console
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from nerfstudio.configs import base_config as cfg
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from nerfstudio.pipelines.base_pipeline import Pipeline
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CONSOLE = Console(width=120)
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def eval_load_checkpoint(config: cfg.TrainerConfig, pipeline: Pipeline) -> Path:
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## TODO: ideally eventually want to get this to be the same as whatever is used to load train checkpoint too
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"""Helper function to load checkpointed pipeline
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Args:
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config (DictConfig): Configuration of pipeline to load
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pipeline (Pipeline): Pipeline instance of which to load weights
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"""
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assert config.load_dir is not None
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if config.load_step is None:
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CONSOLE.print("Loading latest checkpoint from load_dir")
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# NOTE: this is specific to the checkpoint name format
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if not os.path.exists(config.load_dir):
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CONSOLE.rule("Error", style="red")
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CONSOLE.print(f"No checkpoint directory found at {config.load_dir}, ", justify="center")
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CONSOLE.print(
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"Please make sure the checkpoint exists, they should be generated periodically during training",
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justify="center",
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)
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sys.exit(1)
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load_step = sorted(int(x[x.find("-") + 1 : x.find(".")]) for x in os.listdir(config.load_dir))[-1]
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else:
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load_step = config.load_step
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load_path = config.load_dir / f"step-{load_step:09d}.ckpt"
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assert load_path.exists(), f"Checkpoint {load_path} does not exist"
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loaded_state = torch.load(load_path, map_location="cpu")
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pipeline.load_pipeline(loaded_state["pipeline"])
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CONSOLE.print(f":white_check_mark: Done loading checkpoint from {load_path}")
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return load_path
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def eval_setup(config_path: Path, eval_num_rays_per_chunk: Optional[int] = None) -> Tuple[cfg.Config, Pipeline, Path]:
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"""Shared setup for loading a saved pipeline for evaluation.
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Args:
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config_path: Path to config YAML file.
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Returns:
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Loaded config, pipeline module, and corresponding checkpoint.
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"""
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# load save config
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config = yaml.load(config_path.read_text(), Loader=yaml.Loader)
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assert isinstance(config, cfg.Config)
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if eval_num_rays_per_chunk:
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config.pipeline.model.eval_num_rays_per_chunk = eval_num_rays_per_chunk
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# load checkpoints from wherever they were saved
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# TODO: expose the ability to choose an arbitrary checkpoint
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config.trainer.load_dir = config.get_checkpoint_dir()
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config.pipeline.datamanager.eval_image_indices = None
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# setup pipeline (which includes the DataManager)
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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pipeline = config.pipeline.setup(device=device, test_mode=True)
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assert isinstance(pipeline, Pipeline)
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pipeline.eval()
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# load checkpointed information
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checkpoint_path = eval_load_checkpoint(config.trainer, pipeline)
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return config, pipeline, checkpoint_path
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