Audio decompiled and WIP custom sample support

1 files changed, 325 insertions, 0 deletions

diff --git a/ZAPDTR/ZAPD/ZAudio.cpp b/ZAPDTR/ZAPD/ZAudio.cpp
new file mode 100644
index 000000000..1c24c824a
--- /dev/null
+++ b/ZAPDTR/ZAPD/ZAudio.cpp
@@ -0,0 +1,325 @@
+#include "ZAudio.h"
+
+#include "Globals.h"
+#include "Utils/BitConverter.h"
+#include "Utils/File.h"
+#include "Utils/Path.h"
+#include "Utils/StringHelper.h"
+#include "ZFile.h"
+
+REGISTER_ZFILENODE(Audio, ZAudio);
+
+ZAudio::ZAudio(ZFile* nParent) : ZResource(nParent)
+{
+	//RegisterRequiredAttribute("CodeOffset");
+	//RegisterOptionalAttribute("LangOffset", "0");
+}
+
+void ZAudio::DecodeADPCMSample(SampleEntry* sample)
+{
+	int16_t buffer[1024 * 128];
+
+	int16_t* out = &buffer[0];
+}
+
+std::vector<AdsrEnvelope*> ZAudio::ParseEnvelopeData(std::vector<uint8_t> audioBank, std::vector<uint8_t> audioTable, int envelopeOffset, int baseOffset)
+{
+	std::vector<AdsrEnvelope*> result;
+
+	//bool process = true;
+
+	//for (int i = 0; i < 4; i++)
+	while (true)
+	{
+		AdsrEnvelope* env = new AdsrEnvelope();
+
+		env->delay = BitConverter::ToInt16BE(audioBank, envelopeOffset + 0);
+		env->arg = BitConverter::ToInt16BE(audioBank, envelopeOffset + 2);
+
+		envelopeOffset += 4;
+
+		result.push_back(env);
+
+		if (env->delay < 0)
+			break;
+	}
+
+	return result;
+}
+
+SoundFontEntry* ZAudio::ParseSoundFontEntry(std::vector<uint8_t> audioBank,
+                                            std::vector<uint8_t> audioTable,
+                                            AudioTableEntry audioSampleBankEntry,
+                                            int soundFontOffset,
+                                            int baseOffset)
+{
+	SoundFontEntry* soundFont = new SoundFontEntry();
+	soundFont->sampleEntry = ParseSampleEntry(
+		audioBank, audioTable, audioSampleBankEntry,
+		BitConverter::ToInt32BE(audioBank, soundFontOffset + 0) + baseOffset, baseOffset);
+	soundFont->tuning = BitConverter::ToFloatBE(audioBank, soundFontOffset + 4);
+
+	return soundFont;
+}
+
+SampleEntry* ZAudio::ParseSampleEntry(std::vector<uint8_t> audioBank,
+                                      std::vector<uint8_t> audioTable,
+                                      AudioTableEntry audioSampleBankEntry,
+                                      int sampleOffset,
+                                      int baseOffset)
+{
+	int sampleDataOffset = BitConverter::ToInt32BE(audioBank, sampleOffset + 4) + audioSampleBankEntry.ptr;
+
+	if (samples.find(sampleOffset) == samples.end())
+	{
+		SampleEntry* sample = new SampleEntry();
+
+		int sampleSize = BitConverter::ToInt32BE(audioBank, sampleOffset + 0) & 0x00FFFFFF;
+		int loopOffset = BitConverter::ToInt32BE(audioBank, sampleOffset + 8) + baseOffset;
+		int bookOffset = BitConverter::ToInt32BE(audioBank, sampleOffset + 12) + baseOffset;
+
+		char* sampleData = (char*)malloc(sampleSize);
+		memcpy(sampleData, audioTable.data() + sampleDataOffset, sampleSize);
+		sample->data = std::vector<uint8_t>(sampleSize);
+		memcpy(sample->data.data(), sampleData, sampleSize);
+
+		uint32_t origField = (BitConverter::ToUInt32BE(audioBank, sampleOffset + 0));
+		sample->codec = (origField >> 28) & 0x0F;
+		sample->medium = (origField >> 24) & 0x03;
+		sample->unk_bit26 = (origField >> 22) & 0x01;
+		sample->unk_bit25 = (origField >> 21) & 0x01;
+
+		sample->loop.start = BitConverter::ToInt32BE(audioBank, loopOffset + 0);
+		sample->loop.end = BitConverter::ToInt32BE(audioBank, loopOffset + 4);
+		sample->loop.count = BitConverter::ToInt32BE(audioBank, loopOffset + 8);
+
+		if (sample->loop.count != 0xFFFFFFFF)
+		{
+			for (int i = 0; i < sample->loop.count; i++)
+			{
+				int16_t state = BitConverter::ToInt16BE(sample->data, loopOffset + 16 + (i * 2));
+				sample->loop.states.push_back(state);
+			}
+		}
+
+		sample->book.order = BitConverter::ToInt32BE(audioBank, bookOffset + 0);
+		sample->book.npredictors = BitConverter::ToInt32BE(audioBank, bookOffset + 4);
+
+		for (int i = 0; i < sample->book.npredictors * sample->book.order * 8; i++)
+		{
+			sample->book.books.push_back(
+				BitConverter::ToInt16BE(audioBank, bookOffset + 8 + (i * 2)));
+		}
+
+		samples[sampleOffset] = sample;
+
+		return sample;
+	}
+	else
+	{
+		return samples[sampleOffset];	
+	}
+}
+
+std::vector<AudioTableEntry> ZAudio::ParseAudioTable(std::vector<uint8_t> codeData, int baseOffset)
+{
+	std::vector<AudioTableEntry> entries;
+
+	int numEntries = BitConverter::ToInt16BE(codeData, baseOffset + 0);
+	int romAddr = BitConverter::ToInt16BE(codeData, baseOffset + 4);
+
+	int currentOffset = baseOffset + 16;
+
+	for (int i = 0; i < numEntries; i++)
+	{
+		AudioTableEntry entry;
+
+		entry.ptr = BitConverter::ToInt32BE(codeData, currentOffset + 0);
+		entry.size = BitConverter::ToInt32BE(codeData, currentOffset + 4);
+		entry.medium = codeData[currentOffset + 8];
+		entry.cachePolicy = codeData[currentOffset + 9];
+		entry.data1 = BitConverter::ToInt16BE(codeData, currentOffset + 10);
+		entry.data2 = BitConverter::ToInt16BE(codeData, currentOffset + 12);
+		entry.data3 = BitConverter::ToInt16BE(codeData, currentOffset + 14);
+
+		entries.push_back(entry);
+
+		currentOffset += 16;
+	}
+
+	return entries;
+}
+
+void ZAudio::ParseSoundFont(std::vector<uint8_t> codeData, std::vector<uint8_t> audioTable,
+                            std::vector<AudioTableEntry> audioSampleBank,
+                            AudioTableEntry& entry)
+{
+	int ptr = entry.ptr;
+	int size = entry.size;
+	int sampleBankId1 = (entry.data1 >> 8) & 0xFF;
+	int sampleBankId2 = (entry.data1) & 0xFF;
+	int numInstruments = (entry.data2 >> 8) & 0xFF;
+	int numDrums = entry.data2 & 0xFF;
+	int numSfx = entry.data3;
+
+	int currentOffset = BitConverter::ToInt32BE(codeData, ptr) + ptr;
+	for (int i = 0; i < numDrums; i++)
+	{
+		DrumEntry drum;
+
+		int samplePtr = BitConverter::ToInt32BE(codeData, currentOffset);
+
+		if (samplePtr != 0)
+		{
+			samplePtr += ptr;
+
+			drum.sample = ParseSampleEntry(codeData, audioTable, audioSampleBank[sampleBankId1],
+			                               BitConverter::ToInt32BE(codeData, samplePtr + 4) + ptr, ptr);
+
+			drum.releaseRate = codeData[samplePtr + 0];
+			drum.pan = codeData[samplePtr + 1];
+			drum.loaded = codeData[samplePtr + 2];
+			drum.tuning = BitConverter::ToFloatBE(codeData, samplePtr + 8);
+
+			//int sampleDefOffset = BitConverter::ToInt32BE(codeData, samplePtr + 4);
+			drum.env = ParseEnvelopeData(codeData, audioTable, BitConverter::ToInt32BE(codeData, samplePtr + 12) + ptr, ptr);
+		}
+
+		entry.drums.push_back(drum);
+
+		currentOffset += 4;
+	}
+
+	currentOffset = BitConverter::ToInt32BE(codeData, ptr + 4) + ptr;
+	for (int i = 0; i < numSfx; i++)
+	{
+		SoundFontEntry* sfx;
+		sfx = ParseSoundFontEntry(codeData, audioTable, audioSampleBank[sampleBankId1],
+		                          currentOffset, ptr);
+		entry.soundEffects.push_back(sfx);
+
+		currentOffset += 8;
+	}
+
+	for (int i = 0; i < numInstruments; i++)
+	{
+		InstrumentEntry instrument;
+
+		currentOffset = BitConverter::ToInt32BE(codeData, ptr + 8 + (i * 4));
+
+		instrument.isValidInstrument = currentOffset != 0;
+
+		if (currentOffset != 0)
+		{
+			currentOffset += ptr;
+
+			instrument.loaded = codeData[currentOffset + 0];
+			instrument.normalRangeLo = codeData[currentOffset + 1];
+			instrument.normalRangeHi = codeData[currentOffset + 2];
+			instrument.releaseRate = codeData[currentOffset + 3];
+			instrument.env = ParseEnvelopeData(codeData, audioTable, BitConverter::ToInt32BE(codeData, currentOffset + 4) + ptr, ptr);
+
+			if (BitConverter::ToInt32BE(codeData, currentOffset + 8) != 0)
+				instrument.lowNotesSound = ParseSoundFontEntry(
+					codeData, audioTable, audioSampleBank[sampleBankId1], currentOffset + 8, ptr);
+
+			if (BitConverter::ToInt32BE(codeData, currentOffset + 16) != 0)
+				instrument.normalNotesSound = ParseSoundFontEntry(
+					codeData, audioTable, audioSampleBank[sampleBankId1], currentOffset + 16, ptr);
+
+			if (BitConverter::ToInt32BE(codeData, currentOffset + 24) != 0 &&
+			    instrument.normalRangeHi != 0x7F)
+				instrument.highNotesSound = ParseSoundFontEntry(
+					codeData, audioTable, audioSampleBank[sampleBankId1], currentOffset + 24, ptr);
+		}
+
+		entry.instruments.push_back(instrument);
+	}
+}
+
+void ZAudio::ParseRawData()
+{
+	ZResource::ParseRawData();
+
+	std::vector<uint8_t> codeData;
+	std::vector<uint8_t> audioTableData;
+	std::vector<uint8_t> audioBankData;
+	std::vector<uint8_t> audioSeqData;
+
+	if (Globals::Instance->fileMode == ZFileMode::ExtractDirectory)
+		codeData = Globals::Instance->GetBaseromFile("code");
+	else
+		codeData = Globals::Instance->GetBaseromFile(Globals::Instance->baseRomPath.string() + "code");
+
+	if (Globals::Instance->fileMode == ZFileMode::ExtractDirectory)
+		audioTableData = Globals::Instance->GetBaseromFile("Audiotable");
+	else
+		audioTableData = Globals::Instance->GetBaseromFile(Globals::Instance->baseRomPath.string() + "Audiotable");
+
+	if (Globals::Instance->fileMode == ZFileMode::ExtractDirectory)
+		audioBankData = Globals::Instance->GetBaseromFile("Audiobank");
+	else
+		audioBankData = Globals::Instance->GetBaseromFile(Globals::Instance->baseRomPath.string() + "Audiobank");
+
+	if (Globals::Instance->fileMode == ZFileMode::ExtractDirectory)
+		audioSeqData = Globals::Instance->GetBaseromFile("Audioseq");
+	else
+		audioSeqData = Globals::Instance->GetBaseromFile(Globals::Instance->baseRomPath.string() +
+		                                                  "Audioseq");
+
+	// TABLE PARSING
+	//int gSoundFontTableOffset = 0x138270;		// OTRTODO: Make this an XML Param
+	//int gSequenceTableOffset = 0x1386A0;   // OTRTODO: Make this an XML Param
+	//int gSampleBankTableOffset = 0x138D90;      // OTRTODO: Make this an XML Param
+	int gSoundFontTableOffset = 0x138290;		// OTRTODO: Make this an XML Param
+	int gSequenceTableOffset = 0x1386C0;   // OTRTODO: Make this an XML Param
+	int gSampleBankTableOffset = 0x138DB0;      // OTRTODO: Make this an XML Param
+	soundFontTable = ParseAudioTable(codeData, gSoundFontTableOffset);
+	sequenceTable = ParseAudioTable(codeData, gSequenceTableOffset);
+	sampleBankTable = ParseAudioTable(codeData, gSampleBankTableOffset);
+	// int gSequenceFontTableOffset = 0x1384E0;  // OTRTODO: Make this an XML Param
+
+
+	// SAMPLE/FONT PARSING
+	for (int i = 0; i < soundFontTable.size(); i++)
+	{
+		ParseSoundFont(audioBankData, audioTableData, sampleBankTable, soundFontTable[i]);
+	}
+
+
+	// SOUNDBANK PARSING
+	/*for (int i = 0; i < sampleBankTable.size(); i++)
+	{
+		
+	}*/
+
+	// SEQUENCE PARSING
+	for (int i = 0; i < sequenceTable.size(); i++)
+	{
+		int seqDestIdx = i;
+
+		if (sequenceTable[i].size == 0)
+			seqDestIdx = sequenceTable[i].ptr;
+
+		std::vector<char> seqVec = std::vector<char>(sequenceTable[seqDestIdx].size);
+		memcpy(seqVec.data(), audioSeqData.data() + sequenceTable[seqDestIdx].ptr,
+		       sequenceTable[seqDestIdx].size);
+
+		sequences.push_back(seqVec);
+	}
+}
+
+std::string ZAudio::GetSourceTypeName() const
+{
+	return "u8";
+}
+
+size_t ZAudio::GetRawDataSize() const
+{
+	return 1;
+}
+
+ZResourceType ZAudio::GetResourceType() const
+{
+	return ZResourceType::Audio;
+}