mirror of
https://github.com/zeldaret/oot.git
synced 2024-11-28 19:25:27 +00:00
29acf96db2
* [Audio 1/?] Extract Samplebanks and Soundfonts to XML * Remove config.py and use the version yamls for addresses, other suggested changes * Adjust setup-audio * Remove some commented out dead code (MM review)
107 lines
3.4 KiB
Python
107 lines
3.4 KiB
Python
# SPDX-FileCopyrightText: © 2024 ZeldaRET
|
|
# SPDX-License-Identifier: CC0-1.0
|
|
#
|
|
# Implements code tables structure and related enums
|
|
#
|
|
|
|
import struct
|
|
from enum import IntEnum
|
|
|
|
from .util import incbin
|
|
|
|
class AudioStorageMedium(IntEnum):
|
|
MEDIUM_RAM = 0
|
|
MEDIUM_UNK = 1
|
|
MEDIUM_CART = 2
|
|
MEDIUM_DISK_DRIVE = 3
|
|
|
|
class AudioCachePolicy(IntEnum):
|
|
CACHE_LOAD_PERMANENT = 0
|
|
CACHE_LOAD_PERSISTENT = 1
|
|
CACHE_LOAD_TEMPORARY = 2
|
|
CACHE_LOAD_EITHER = 3
|
|
CACHE_LOAD_EITHER_NOSYNC = 4
|
|
|
|
class AudioCodeTableEntry:
|
|
"""
|
|
typedef struct {
|
|
/* 0x00 */ u32 romAddr;
|
|
/* 0x04 */ u32 size;
|
|
/* 0x08 */ s8 medium;
|
|
/* 0x09 */ s8 cachePolicy;
|
|
/* 0x0A */ s16 shortData1;
|
|
/* 0x0C */ s16 shortData2;
|
|
/* 0x0E */ s16 shortData3;
|
|
} AudioTableEntry; // size = 0x10
|
|
"""
|
|
def __init__(self, data):
|
|
self.rom_addr, self.size, self.medium, self.cache_policy, self.short_data1, self.short_data2, \
|
|
self.short_data3 = struct.unpack(">IIbbhhh", data[:0x10])
|
|
|
|
self.medium = AudioStorageMedium(self.medium)
|
|
self.cache_policy = AudioCachePolicy(self.cache_policy)
|
|
|
|
self.sample_bank_id_1 = (self.short_data1 >> 8) & 0xFF
|
|
self.sample_bank_id_2 = (self.short_data1 >> 0) & 0xFF
|
|
|
|
self.num_instruments = (self.short_data2 >> 8) & 0xFF
|
|
self.num_drums = (self.short_data2 >> 0) & 0xFF
|
|
|
|
self.num_sfx = self.short_data3
|
|
|
|
def __str__(self):
|
|
out = "{\n"
|
|
out += f" .romAddr = 0x{self.rom_addr:X}\n"
|
|
out += f" .size = 0x{self.size:X}\n"
|
|
out += f" .medium = {self.medium.name}\n"
|
|
out += f" .cachePolicy = {self.cache_policy.name}\n"
|
|
out += f" .shortData1 = ({self.sample_bank_id_1} << 8) | {self.sample_bank_id_2}\n"
|
|
out += f" .shortData2 = ({self.num_instruments} << 8) | {self.num_drums}\n"
|
|
out += f" .shortData3 = {self.num_sfx}\n"
|
|
out += "}\n"
|
|
return out
|
|
|
|
def data(self, segment_data : memoryview, segment_offset : int) -> memoryview:
|
|
return incbin(segment_data, self.rom_addr + segment_offset, self.size)
|
|
|
|
class AudioCodeTable:
|
|
"""
|
|
typedef struct {
|
|
/* 0x00 */ s16 numEntries;
|
|
/* 0x02 */ s16 unkMediumParam;
|
|
/* 0x04 */ u32 romAddr;
|
|
/* 0x08 */ char pad[0x8];
|
|
/* 0x10 */ AudioTableEntry entries[1/* numEntries */];
|
|
} AudioTable; // size = 0x10 + 0x10 * numEntries
|
|
"""
|
|
|
|
def __init__(self, rom_image : memoryview, rom_start : int):
|
|
header = incbin(rom_image, rom_start, 0x10)
|
|
|
|
self.num_entries, self.unk_medium_param, self.rom_addr = struct.unpack(">hhI", header[:8])
|
|
assert all([b == 0 for b in header[8:]])
|
|
|
|
self.data = incbin(rom_image, rom_start, 0x10 + 0x10 * self.num_entries)
|
|
|
|
self.entries = []
|
|
for i in range(self.num_entries):
|
|
self.entries.append(AudioCodeTableEntry(self.data[0x10 + 0x10 * i:][:0x10]))
|
|
|
|
def __iter__(self) -> AudioCodeTableEntry:
|
|
for e in self.entries:
|
|
yield e
|
|
|
|
def __len__(self):
|
|
return len(self.entries)
|
|
|
|
def __str__(self):
|
|
out = "{\n"
|
|
out += f" .numEntries = {self.num_entries}\n"
|
|
out += f" .unkMediumParam = {self.unk_medium_param}\n"
|
|
out += f" .romAddr = 0x{self.rom_addr:X}\n"
|
|
out += " .entries = {\n"
|
|
for entry in self.entries:
|
|
out += str(entry) + "\n"
|
|
out += " }\n"
|
|
out += "}\n"
|
|
return out
|