Initial commit

ackit/known_setups.py

@@ -0,0 +1,25 @@
+"""Database of Vorbis setups used by the game's own WEMs (from all shipped WADs).
+
+Each entry: stripped Wwise setup (hex), its codebook hash, decode alloc sizes, and
+formats seen. Reusing a known setup guarantees hash/alloc values the game accepts.
+"""
+import json
+import os
+
+PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)), "data", "known_setups.json")
+_DB = None
+
+
+def db():
+    global _DB
+    if _DB is None:
+        _DB = json.load(open(PATH))
+    return _DB
+
+
+def lookup_setup(ww_setup: bytes):
+    h = ww_setup.hex()
+    for e in db():
+        if e["setup"] == h:
+            return e
+    return None