1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
|
#include "AudioLoader.h"
#include "utils/binarytools/BinaryReader.h"
#include "assets/ast_audio.h"
#include "BitConverter.h"
#include "port/Engine.h"
#include <vector>
#include <fstream>
#include <filesystem>
#ifdef OTR_AUDIO
extern "C" SoundFont* Audio_LoadFont(AudioTableEntry entry, uint32_t fontId) {
auto crc = (uint64_t) gSoundFontTable->entries[fontId].romAddr;
auto path = ResourceGetNameByCrc(crc);
printf("Font: %s\n", path);
return (SoundFont*) ResourceGetDataByCrc(crc);
}
#else
namespace fs = std::filesystem;
std::unordered_map<uint32_t, void*> gAudioCache;
void* StoreOnCache(uint32_t addr){
if(gAudioCache.contains(addr)){
return gAudioCache[addr];
}
}
Ship::BinaryReader Audio_MakeReader(const char* resource, u32 offset){
auto data = (char*)ResourceGetDataByName(resource);
auto size = ResourceGetSizeByName(resource);
Ship::BinaryReader reader(data, size);
reader.SetEndianness(Ship::Endianness::Big);
reader.Seek(offset, Ship::SeekOffsetType::Start);
return reader;
}
char* Audio_LoadBlob(const char* resource, u32 offset){
auto data = (char*)ResourceGetDataByName(resource);
return data + offset;
}
EnvelopePoint* Audio_LoadEnvelope(uint32_t addr) {
auto reader = Audio_MakeReader(gAudioBank, addr);
std::vector<EnvelopePoint> temp;
while(true) {
int16_t delay = BSWAP16(reader.ReadInt16());
int16_t arg = BSWAP16(reader.ReadInt16());
temp.push_back({delay, arg});
if (1 <= (-delay) % (1 << 16) && (-delay) % (1 << 16) <= 3){
break;
}
}
EnvelopePoint* envelopes = memallocn(EnvelopePoint, temp.size());
memcpy(envelopes, temp.data(), sizeof(EnvelopePoint) * temp.size());
return envelopes;
}
extern "C" SoundFont* Audio_LoadFont(AudioTableEntry entry, uint32_t fontId) {
auto reader = Audio_MakeReader(gAudioBank, entry.romAddr);
if(gAudioCache.contains(entry.romAddr)){
return (SoundFont*) gAudioCache[entry.romAddr];
}
SoundFont* font = memalloc(SoundFont);
font->numInstruments = (entry.shortData2 >> 8) & 0xFFu;
font->numDrums = entry.shortData2 & 0xFFu;
font->sampleBankId1 = (entry.shortData1 >> 8) & 0xFFu;
font->sampleBankId2 = entry.shortData1 & 0xFFu;
font->instruments = memallocn(Instrument*, font->numInstruments);
font->drums = memallocn(Drum*, font->numDrums);
uint32_t drumBaseAddr = reader.ReadUInt32();
uint32_t instBaseAddr = 4;
if(font->drums != nullptr && drumBaseAddr != 0){
reader.Seek(entry.romAddr + drumBaseAddr, Ship::SeekOffsetType::Start);
for(size_t i = 0; i < font->numDrums; i++){
font->drums[i] = Audio_LoadDrum(reader.ReadUInt32(), entry, font->sampleBankId1);
}
}
if(font->instruments != nullptr){
reader.Seek(entry.romAddr + instBaseAddr, Ship::SeekOffsetType::Start);
for(size_t i = 0; i < font->numInstruments; i++){
u32 instAddr = reader.ReadUInt32();
font->instruments[i] = Audio_LoadInstrument(instAddr, entry, font->sampleBankId1);
}
}
gSampleFontLoadStatus[font->sampleBankId1] = LOAD_STATUS_COMPLETE;
gAudioCache[entry.romAddr] = font;
return font;
}
extern "C" AdpcmLoop* Audio_LoadLoop(uint32_t addr) {
auto reader = Audio_MakeReader(gAudioBank, addr);
AdpcmLoop* loop = memalloc(AdpcmLoop);
loop->start = reader.ReadInt32();
loop->end = reader.ReadUInt32();
loop->count = reader.ReadUInt32();
if(loop->count != 0){
for(size_t i = 0; i < 16; i++){
loop->predictorState[i] = reader.ReadInt16();
}
}
return loop;
}
extern "C" AdpcmBook* Audio_LoadBook(uint32_t addr) {
auto reader = Audio_MakeReader(gAudioBank, addr);
AdpcmBook* book = memalloc(AdpcmBook);
book->order = reader.ReadInt32();
book->numPredictors = reader.ReadInt32();
size_t length = 8 * book->order * book->numPredictors;
book->book = memallocn(int16_t, length);
if(length > 0x40){
return nullptr;
}
for(size_t i = 0; i < length; i++){
book->book[i] = reader.ReadInt16();
}
return book;
}
Sample* Audio_LoadSample(uint32_t sampleAddr, AudioTableEntry entry, uint32_t sampleBankID) {
auto reader = Audio_MakeReader(gAudioBank, entry.romAddr + sampleAddr);
Sample* sample = memalloc(Sample);
uint32_t flags = reader.ReadUInt32();
uint32_t addr = reader.ReadUInt32();
sample->codec = (flags >> 28) & 0x0F;
sample->medium = (flags >> 24) & 0x03;
sample->unk_bit26 = (flags >> 22) & 0x01;
sample->size = flags;
sample->loop = Audio_LoadLoop(entry.romAddr + reader.ReadUInt32());
sample->book = Audio_LoadBook(entry.romAddr + reader.ReadUInt32());
sample->sampleAddr = (uint8_t*) Audio_LoadBlob(gAudioTable, gSampleBankTable->entries[sampleBankID].romAddr + addr);
sample->isRelocated = 1;
sample->medium = MEDIUM_RAM;
gUsedSamples[gNumUsedSamples++] = sample;
return sample;
}
TunedSample Audio_LoadTunedSample(uint32_t addr, AudioTableEntry entry, uint32_t sampleBankID) {
auto reader = Audio_MakeReader(gAudioBank, entry.romAddr + addr);
auto sampleAddr = reader.ReadUInt32();
auto tuning = reader.ReadFloat();
if(sampleAddr == 0){
assert(tuning == 0.0f);
return { nullptr, 0.0f };
}
return {
.sample = Audio_LoadSample(sampleAddr, entry, sampleBankID),
.tuning = tuning
};
}
extern "C" Instrument* Audio_LoadInstrument(uint32_t addr, AudioTableEntry entry, uint32_t sampleBankID) {
if (addr == 0) {
return nullptr;
}
auto reader = Audio_MakeReader(gAudioBank, entry.romAddr + addr);
Instrument* instrument = memalloc(Instrument);
instrument->isRelocated = reader.ReadUByte();
instrument->normalRangeLo = reader.ReadUByte();
instrument->normalRangeHi = reader.ReadUByte();
instrument->adsrDecayIndex = reader.ReadUByte();
instrument->envelope = Audio_LoadEnvelope(entry.romAddr + reader.ReadUInt32());
instrument->lowPitchTunedSample = Audio_LoadTunedSample(addr + 8, entry, sampleBankID);
instrument->normalPitchTunedSample = Audio_LoadTunedSample(addr + 16, entry, sampleBankID);
instrument->highPitchTunedSample = Audio_LoadTunedSample(addr + 24, entry, sampleBankID);
instrument->isRelocated = 1;
return instrument;
}
extern "C" Drum* Audio_LoadDrum(uint32_t addr, AudioTableEntry entry, uint32_t sampleBankID) {
if(addr == 0){
return nullptr;
}
auto reader = Audio_MakeReader(gAudioBank, entry.romAddr + addr);
Drum* drum = memalloc(Drum);
drum->adsrDecayIndex = reader.ReadInt8();
drum->pan = reader.ReadInt8();
drum->isRelocated = reader.ReadUByte();
reader.ReadUByte();
drum->isRelocated = 1;
drum->tunedSample = Audio_LoadTunedSample(addr + 4, entry, sampleBankID);
reader.Seek(0x8, Ship::SeekOffsetType::Current);
drum->envelope = Audio_LoadEnvelope(entry.romAddr + reader.ReadUInt32());
return drum;
}
#endif
|
