Update scripts/vlac2_release_common.py for __VLAC2_FRAMES_ROOT__ placeholder

scripts/vlac2_release_common.py

@@ -23,6 +23,7 @@ LEGACY_PORTABLE_IMAGE_ROOTS = (
 GENERATED_MARKER_FILENAME = "_GENERATED"
 PUBLIC_BENCHMARK_JSON_NAME = "video_progress_benchmark_file.json"
 PUBLIC_RELEASE_ROOT_PLACEHOLDER = "__VLAC2_RELEASE_ROOT__"
+PUBLIC_FRAMES_ROOT_PLACEHOLDER = "__VLAC2_FRAMES_ROOT__"
 PUBLIC_BENCHMARK_DIRNAME = "benchmark_data"
 LEGACY_BENCHMARK_DIRNAME = "benchmark_json"
 
@@ -124,10 +125,10 @@ def portable_frame_path_from_any(raw_frame_path: str | Path) -> Path:
 
 
 def placeholder_frame_path_from_any(raw_frame_path: str | Path) -> str:
-    return f"{PUBLIC_RELEASE_ROOT_PLACEHOLDER}/{portable_frame_path_from_any(raw_frame_path).as_posix()}"
+    return f"{PUBLIC_FRAMES_ROOT_PLACEHOLDER}/{dataset_relative_path(raw_frame_path).as_posix()}"
 
 
-def absolute_frame_path_from_any(raw_frame_path: str | Path, release_root: Path) -> Path:
+def absolute_frame_path_from_any(raw_frame_path: str | Path, frames_root: Path) -> Path:
     raw = str(raw_frame_path or "").strip()
     if not raw:
         raise ValueError("empty frame path")
@@ -136,16 +137,16 @@ def absolute_frame_path_from_any(raw_frame_path: str | Path, release_root: Path)
         return path
 
     parts = _normalized_parts(raw)
-    if parts and parts[0] == PUBLIC_RELEASE_ROOT_PLACEHOLDER:
+    if parts and parts[0] in (PUBLIC_FRAMES_ROOT_PLACEHOLDER, PUBLIC_RELEASE_ROOT_PLACEHOLDER):
         parts = parts[1:]
 
     for portable_root in portable_image_roots():
         marker_parts = list(portable_root.parts)
         if parts[: len(marker_parts)] == marker_parts:
-            return release_root.resolve() / Path(*parts)
+            return frames_root.resolve() / Path(*parts[len(marker_parts) :])
     if parts and parts[0] in KNOWN_DATASET_NAMES:
-        return release_root.resolve() / PORTABLE_IMAGE_ROOT / Path(*parts)
-    return release_root.resolve() / Path(*parts)
+        return frames_root.resolve() / Path(*parts)
+    return frames_root.resolve() / Path(*parts)
 
 
 def rewrite_benchmark_image_paths(