add cameraintrinsics.txt，scripts

cameraintrinsics.txt

@@ -0,0 +1,6 @@
+fx: 577.5
+fy: 577.5
+cx: 319.5
+cy: 239.5
+width: 640
+height: 480

scripts/download_aiws.py

@@ -0,0 +1,36 @@
+"""
+Download all files for the SynthesizeAIWS25 dataset using a mainland China mirror by default.
+
+Usage:
+    uv run python scripts/download_aiws_full.py
+Override endpoint (e.g., official HF) if needed:
+    HF_ENDPOINT=https://huggingface.co uv run python scripts/download_aiws_full.py
+"""
+
+import os
+from pathlib import Path
+
+from huggingface_hub import snapshot_download
+
+
+repo_id = "tancilon/SynthesizeAIWS25"
+
+project_root = Path(__file__).resolve().parent.parent
+local_dir = project_root / "data" / "SynthesizeAIWS25"
+cache_dir = project_root / ".hf_cache"
+
+# Prefer mainland mirror; allow override via HF_ENDPOINT.
+hf_endpoint = os.environ.get("HF_ENDPOINT", "https://hf-mirror.com")
+
+local_dir.mkdir(parents=True, exist_ok=True)
+cache_dir.mkdir(parents=True, exist_ok=True)
+
+snapshot_download(
+    repo_id=repo_id,
+    repo_type="dataset",
+    local_dir=local_dir,
+    cache_dir=cache_dir,
+    local_dir_use_symlinks=False,
+    max_workers=18,
+    endpoint=hf_endpoint,
+)

scripts/unpack_dataset.py

@@ -26,6 +26,16 @@ def extract_archive(archive: Path, dest: Path, *, dry_run: bool) -> None:
     print(f"extracted {archive} -> {dest}")
 
 
+def remove_dot_underscore_files(root: Path) -> None:
+    """Remove macOS resource fork files like ._foo."""
+    for path in root.rglob("._*"):
+        try:
+            path.unlink()
+            print(f"removed {path}")
+        except FileNotFoundError:
+            continue
+
+
 def main() -> int:
     parser = argparse.ArgumentParser(
         description="Extract tar archives under train/ and val/ directories."
@@ -59,6 +69,11 @@ def main() -> int:
     for archive in archives:
         extract_archive(archive, archive.parent, dry_run=args.dry_run)
 
+    if not args.dry_run:
+        for target in targets:
+            if target.is_dir():
+                remove_dot_underscore_files(target)
+
     return 0