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added vorbis support

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Escartem
2024-12-03 19:16:47 +01:00
parent 4faf25df5a
commit 095bdc8dd2
2 changed files with 72 additions and 27 deletions
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57
filereader.py
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@@ -14,48 +14,57 @@ class FileReader:
if name:
self.name = name
def _read(self, mode:str, bufferLength:int, endianness:str=None) -> bytes:
def _read(self, mode:str, bufferLength:int, endianness:str=None, pos:int=None) -> bytes:
# endianness override
if endianness is None:
endianness = self.endianness
endianness = "<" if endianness == "little" else ">"
return struct.unpack(f"{endianness}{mode}", bytearray(self.stream.read(bufferLength)))[0]
if pos:
pos_backup = self.GetBufferPos()
self.SetBufferPos(pos)
data = struct.unpack(f"{endianness}{mode}", bytearray(self.stream.read(bufferLength)))[0]
if pos:
self.SetBufferPos(pos_backup)
return data
# read methods
def ReadInt8(self, endianness:str=None) -> int:
return self._read("b", 1, endianness)
def ReadInt8(self, endianness:str=None, pos:int=None) -> int:
return self._read("b", 1, endianness, pos)
def ReadUInt8(self, endianness:str=None) -> int:
return self._read("B", 1, endianness)
def ReadUInt8(self, endianness:str=None, pos:int=None) -> int:
return self._read("B", 1, endianness, pos)
def ReadInt16(self, endianness:str=None) -> int:
return self._read("h", 2, endianness)
def ReadInt16(self, endianness:str=None, pos:int=None) -> int:
return self._read("h", 2, endianness, pos)
def ReadUInt16(self, endianness:str=None) -> int:
return self._read("H", 2, endianness)
def ReadUInt16(self, endianness:str=None, pos:int=None) -> int:
return self._read("H", 2, endianness, pos)
def ReadInt32(self, endianness:str=None) -> int:
return self._read("i", 4, endianness)
def ReadInt32(self, endianness:str=None, pos:int=None) -> int:
return self._read("i", 4, endianness, pos)
def ReadUInt32(self, endianness:str=None) -> int:
return self._read("I", 4, endianness)
def ReadUInt32(self, endianness:str=None, pos:int=None) -> int:
return self._read("I", 4, endianness, pos)
def ReadLong(self, endianness:str=None) -> int:
return self._read("l", 4, endianness)
def ReadLong(self, endianness:str=None, pos:int=None) -> int:
return self._read("l", 4, endianness, pos)
def ReadULong(self, endianness:str=None) -> int:
return self._read("L", 4, endianness)
def ReadULong(self, endianness:str=None, pos:int=None) -> int:
return self._read("L", 4, endianness, pos)
def ReadLongLong(self, endianness:str=None) -> int:
return self._read("q", 8, endianness)
def ReadLongLong(self, endianness:str=None, pos:int=None) -> int:
return self._read("q", 8, endianness, pos)
def ReadULongLong(self, endianness:str=None) -> int:
return self._read("Q", 8, endianness)
def ReadULongLong(self, endianness:str=None, pos:int=None) -> int:
return self._read("Q", 8, endianness, pos)
def ReadBytes(self, length:int, endianness:str=None) -> bytes:
return self._read(f"{str(length)}s", int(length), endianness)
def ReadBytes(self, length:int, endianness:str=None, pos:int=None) -> bytes:
return self._read(f"{str(length)}s", int(length), endianness, pos)
# buffer utils
def GetBufferPos(self) -> int:

42
wwise.py
View File

@@ -142,7 +142,7 @@ def parse_wwise(reader):
else:
metadata["codecDisplay"] = codec
# parse more infos
# parse duration
if metadata["codec"] == "PTADPCM":
metadata["layoutType"] = "interleave"
metadata["interleaveBlockSize"] = metadata["blockSize"] // metadata["channels"]
@@ -150,6 +150,42 @@ def parse_wwise(reader):
metadata["numSamples"] = int((chunks["data"]["length"] / (metadata["channels"] * metadata["interleaveBlockSize"])) * (2 + (metadata["interleaveBlockSize"] - 0x05) * 2))
metadata["duration"] = metadata["numSamples"] / metadata["sampleRate"]
return metadata
elif metadata["codec"] == "VORBIS":
if (metadata["blockSize"] != 0 or metadata["bitsPerSample"] != 0):
print(f"[WARNING] worbis type at {reader.GetName()}, skipping")
return metadata
# TODO: parse VORBIS
if "vorb" in chunks:
# vorb chunk only in wwise earlier to 2012, therefore impossible for mihoyo games
print(f"[WARNING] found vorb chunk at {reader.GetName()}, is this the correct game ?")
return metadata
extra_offset = chunks["fmt"]["offset"] + 0x18
if metadata["extraSize"] != 0x30:
print(f"[WARNING] unknown extra wwise size at {reader.GetName()}, skipping")
return metadata
data_offset = 0x10
blocks_offset = 0x28
# define header to type 2, packet to modified and codebook to aoTuV603, required ?
metadata["numSamples"] = reader.ReadInt32(extra_offset)
setup_offset = reader.ReadUInt32(extra_offset + data_offset)
audio_offset = reader.ReadUInt32(extra_offset + data_offset + 0x04)
print(metadata["numSamples"])
print(setup_offset)
print(audio_offset)
block_size_1_exp = reader.ReadUInt8(extra_offset + blocks_offset)
block_size_0_exp = reader.ReadUInt8(extra_offset + blocks_offset + 0x01)
chunks["data"]["offset"] -= audio_offset
# ignore packets update and codebooks parse attempts, not implemented
metadata["layoutType"] = "none"
metadata["duration"] = metadata["numSamples"] / metadata["sampleRate"]
return metadata