One language setting; localized in-memory speech per language

tests/synth.py

@@ -89,11 +89,12 @@ def pack(media):
     return bytes(hdr) + bank, bytes(payload)
 
 
-def bank(bank_id, media, name=None, extra_sources=(), prefetch=(), events=()):
+def bank(bank_id, media, name=None, extra_sources=(), prefetch=(), events=(), mem_events=()):
     """A v56 soundbank holding `media` {id: wem} in memory (DIDX/DATA, 16-byte aligned) with one HIRC
     Sound object per media; extra_sources: [(media id, bank id, off, size)] for sources of other banks;
     media ids in `prefetch` get a prefetch source (their DIDX data is the head of a streamed WEM);
-    events: [(event name, streamed media id)] -> event -> action -> streamed Sound object."""
+    events: [(event name, streamed media id)] -> event -> action -> streamed Sound object;
+    mem_events: [(event name, media id of this bank)] -> event -> action -> that media's in-memory Sound."""
     data = bytearray()
     didx = b""
     for m in sorted(media):
@@ -110,14 +111,19 @@ def bank(bank_id, media, name=None, extra_sources=(), prefetch=(), events=()):
                      2 if m in prefetch else 0))
     objs += [x + (0,) for x in extra_sources]
     from ackit.bnk import fnv1
+    obj = (bank_id & 0xFFFFF000) + 0x100         # HIRC object ids: unique per bank, like real Wwise ids
     hirc_objs = []
     for i, (m, b, off, size, stream) in enumerate(objs):
-        hirc_objs.append((2, struct.pack("<7I", 0x100 + i, 0x00040001, stream, m, b, off, size) + bytes(6)))
+        hirc_objs.append((2, struct.pack("<7I", obj + i, 0x00040001, stream, m, b, off, size) + bytes(6)))
     for i, (ev, m) in enumerate(events):
         sid, aid = 0x300 + i, 0x400 + i
         hirc_objs.append((2, struct.pack("<7I", sid, 0x00040001, 1, m, 0, 0, 0) + bytes(6)))
         hirc_objs.append((3, struct.pack("<III", aid, 0x4011, sid) + bytes(8)))
         hirc_objs.append((4, struct.pack("<III", fnv1(ev), 1, aid)))
+    for i, (ev, m) in enumerate(mem_events):
+        aid = 0x500 + i
+        hirc_objs.append((3, struct.pack("<III", aid, 0x4011, obj + sorted(media).index(m)) + bytes(8)))
+        hirc_objs.append((4, struct.pack("<III", fnv1(ev), 1, aid)))
     hirc = struct.pack("<I", len(hirc_objs))
     for t, body in hirc_objs:
         hirc += bytes([t]) + struct.pack("<I", len(body)) + body
@@ -294,16 +300,36 @@ def make_banks(cooked, speech_wems):
     ev_bank = bank(fnv1("NPC_SynthDialogue"), {DLG_MEDIA: dlg_wem}, name="NPC_SynthDialogue",
                    events=[(SPEECH_EVENT, LINE_MEDIA[1])])
     objs = [("AkEvent", SPEECH_EVENT, bytes(8)), ("RDialogueEvent", "Radio_02", dlg)]
-    ue_package(os.path.join(cooked, "Synth_Dialogue.upk"), objs + [("AkBank", "NPC_SynthDialogue", ev_bank)])
+    # a localized bank (one AkBank export: language list + one bank per language) with an in-memory line
+    loc = localized_bank(GRUNT_BANK, {lang: {m: wem(0.4, 500 + 100 * i)} for i, (lang, m) in enumerate(GRUNT_MEDIA.items())},
+                         GRUNT_EVENT)
+    grunt = [("AkEvent", GRUNT_EVENT, bytes(8)), ("RDialogueEvent", "Grunt_01", dialogue(GRUNT_EVENT, GRUNT_SUBS)),
+             ("AkBank", GRUNT_BANK, loc)]
+    ue_package(os.path.join(cooked, "Synth_Dialogue.upk"),
+               objs + [("AkBank", "NPC_SynthDialogue", ev_bank)] + grunt)
     ue_package(os.path.join(cooked, "Synth_Dialogue2.upk"), objs, prefix=bytes(3000))
     with open(os.path.join(cooked, "CookedBanks.txt"), "a", newline="\r\n") as f:
-        f.write("NPC_SynthDialogue\n")
+        f.write("NPC_SynthDialogue\n%s\n" % GRUNT_BANK)
     out = {"%08X" % m: w for m, w in list(foot.items()) + list(foley.items()) + list(gui.items())}
     out["%08X" % DLG_MEDIA] = dlg_wem
     return out
 
 
 SPEECH_EVENT = "Speech_Synth_Radio_02"
+GRUNT_BANK, GRUNT_EVENT = "Speech_Synth_Grunt", "Speech_Synth_Grunt_01"
+GRUNT_MEDIA = {"INT": 0x0F000001, "ITA": 0x0F000002}       # one media per language (localized bank)
+GRUNT_SUBS = {"INT": ["Hey you!"], "ITA": ["Ehi, tu!"]}
+
+
+def localized_bank(name, per_lang, event):
+    """AkBank export data of a localized bank: language list, then one bank per language (same id)."""
+    from ackit.bnk import fnv1
+    langs = list(per_lang)
+    lst = struct.pack("<I", len(langs)) + b"".join(_fstr(l) for l in langs)
+    head = bytes(4) + struct.pack("<HHiiii", 9, 0x84, 0, 0, len(lst), 0) + lst
+    blobs = b"".join(bank(fnv1(name), media, name=name, mem_events=[(event, next(iter(media)))]) + bytes(16)
+                     for media in per_lang.values())
+    return head + blobs
 SUBTITLES = {"INT": ["Scanner line two.", "Second part."], "ITA": ["Riga due dello scanner."],
              "RUS": ["Строка два"]}
 DLG_MEDIA = 0x0E000001