mirror of
https://github.com/nerfstudio-project/nerfstudio.git
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71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
"""
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run_benchmark.py
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"""
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import json
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import logging
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import os
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from datetime import date
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import torch
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from hydra import compose, initialize
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from hydra.core.global_hydra import GlobalHydra
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from omegaconf import DictConfig
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from tqdm import tqdm
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from pyrad.engine.trainer import Trainer
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BENCH = {
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"method": "vanilla_nerf",
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"hydra_base_dir": "outputs/",
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"benchmark_date": "05-26-2022",
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"object_list": ["mic", "ficus", "chair", "hotdog", "materials", "drums", "ship", "lego"],
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}
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def load_best_ckpt(hydra_dir: str, config: DictConfig) -> str:
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"""helper function to update config with latest checkpoint in specified hydra_dir"""
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model_dir = os.path.join(hydra_dir, config.graph.model_dir)
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latest_ckpt = os.listdir(model_dir)
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latest_ckpt.sort()
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latest_ckpt = latest_ckpt[-1]
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step = os.path.splitext(latest_ckpt)[0].split("-")[-1]
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config.graph.resume_train.load_dir = model_dir
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config.graph.resume_train.load_step = int(step)
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config.logging.writer.TensorboardWriter.save_dir = "/tmp/"
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return os.path.join(model_dir, latest_ckpt)
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def main():
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"""Main function."""
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benchmarks = {}
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hydra_base_dir = BENCH["hydra_base_dir"]
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method = BENCH["method"]
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benchmark_date = BENCH["benchmark_date"]
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for dataset in tqdm(BENCH["object_list"]):
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hydra_dir = f"{hydra_base_dir}/blender_{dataset}_{benchmark_date}/{method}/"
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basename = os.listdir(hydra_dir)[0]
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hydra_dir = f"{hydra_dir}/{basename}"
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initialize(config_path=os.path.join("../../", hydra_dir, ".hydra/"))
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config = compose("config.yaml")
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ckpt = load_best_ckpt(hydra_dir, config)
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trainer = Trainer(config, local_rank=0, world_size=1)
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trainer.setup(test_mode=True)
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avg_psnr = 0
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for step, (camera_ray_bundle, batch) in enumerate(trainer.dataloader_eval):
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with torch.no_grad():
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psnr = trainer.test_image(camera_ray_bundle, batch, step=step)
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avg_psnr = (step * avg_psnr + psnr) / (step + 1)
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benchmarks[dataset] = (avg_psnr, ckpt)
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GlobalHydra.instance().clear()
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benchmark_info = {"bench": BENCH, "results": benchmarks}
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timestamp = BENCH["benchmark_date"]
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json_file = os.path.join(BENCH["hydra_base_dir"], f"{timestamp}.json")
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with open(json_file, "w", encoding="utf8") as f:
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json.dump(benchmark_info, f, indent=2)
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logging.info("saved benchmark results to %s", json_file)
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if __name__ == "__main__":
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main()
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