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#!/usr/bin/env python3
"""光度标定入口脚本
用法:
python run_calibration.py \
--model_dir /path/to/colmap_model \
--rgb_dir /path/to/rgb \
--mask_dir /path/to/masks \
--output_dir /path/to/output
"""
import argparse
import sys
from pathlib import Path
from calib_io import run_calibration
from calibration import calibrate, CalibrationOptions
def parse_args():
parser = argparse.ArgumentParser(
description="Photometric calibration using COLMAP reconstruction",
formatter_class=argparse.ArgumentDefaultsHelpFormatter,
)
parser.add_argument(
"--model_dir", "-m",
type=str, required=True,
help="COLMAP sparse reconstruction directory (contains cameras.bin/images.bin/points3D.bin)",
)
parser.add_argument(
"--rgb_dir", "-r",
type=str, required=True,
help="Directory containing input RGB images",
)
parser.add_argument(
"--mask_dir", "-mk",
type=str, required=True,
help="Directory containing foreground masks (.png, same names as RGB)",
)
parser.add_argument(
"--output_dir", "-o",
type=str, required=True,
help="Output directory for corrected images and report",
)
# ---- 可选参数 ----
parser.add_argument("--mask_erosion_radius", type=int, default=2)
parser.add_argument("--min_shared_tracks", type=int, default=3)
parser.add_argument("--valid_color_min", type=int, default=1)
parser.add_argument("--valid_color_max", type=int, default=254)
parser.add_argument("--huber_k", type=float, default=1.345)
parser.add_argument("--max_iterations", type=int, default=20)
parser.add_argument("--tolerance", type=float, default=1e-6)
return parser.parse_args()
def main():
args = parse_args()
# 路径校验
model_dir = Path(args.model_dir)
rgb_dir = Path(args.rgb_dir)
mask_dir = Path(args.mask_dir)
output_dir = Path(args.output_dir)
if not model_dir.exists():
print(f"[ERROR] model_dir does not exist: {model_dir}", file=sys.stderr)
sys.exit(1)
if not rgb_dir.exists():
print(f"[ERROR] rgb_dir does not exist: {rgb_dir}", file=sys.stderr)
sys.exit(1)
if not mask_dir.exists():
print(f"[ERROR] mask_dir does not exist: {mask_dir}", file=sys.stderr)
sys.exit(1)
# 参数
options = CalibrationOptions(
mask_erosion_radius=args.mask_erosion_radius,
min_shared_tracks=args.min_shared_tracks,
valid_color_min=args.valid_color_min,
valid_color_max=args.valid_color_max,
huber_k=args.huber_k,
max_iterations=args.max_iterations,
tolerance=args.tolerance,
)
print("=" * 50)
print("Photometric Calibration")
print("=" * 50)
print(f" model_dir : {model_dir}")
print(f" rgb_dir : {rgb_dir}")
print(f" mask_dir : {mask_dir}")
print(f" output_dir : {output_dir}")
print(f" min_shared_tracks: {options.min_shared_tracks}")
print(f" mask_erosion_radius: {options.mask_erosion_radius}")
print("-" * 50)
# 执行标定
print("Starting calibration...")
print(f"model_dir={model_dir}")
outputs = run_calibration(
model_dir=str(model_dir),
rgb_dir=str(rgb_dir),
mask_dir=str(mask_dir),
output_dir=str(output_dir),
calibrator=lambda dataset: calibrate(dataset, options=options),
)
print("=" * 50)
print(f"[DONE] Corrected images: {len(outputs.image_paths)}")
print(f" Output dir : {output_dir}")
print(f" Report : {outputs.report_path}")
print("=" * 50)
if __name__ == "__main__":
main()