public static int aaf_GetSectionSize(JAIInitSection sect, BeBinaryReader br)
{
switch (sect.type)
{
default:
return(sect.size);
}
}
private JAIInitSection load2PtSection(BeBinaryReader aafRead)
{
var NewSect = new JAIInitSection();
var offset = aafRead.ReadInt32();
var size = aafRead.ReadInt32();
NewSect.start = offset;
NewSect.size = size;
NewSect.flags = 0;
return(NewSect);
}
public static string GetFileExtension(JAIInitSection sect)
{
var type = sect.type;
switch (type)
{
default:
case JAIInitSectionType.UNKNOWN:
case JAIInitSectionType.CUSTOM_DATA:
return(".dat");
case JAIInitSectionType.IBNK:
return(".bnk");
case JAIInitSectionType.MUSIC_SEQUENCE:
return(".bms");
case JAIInitSectionType.SEQUENCE_COLLECTION:
return(".arc");
case JAIInitSectionType.SOUND_TABLE:
return(".bst");
case JAIInitSectionType.SOUND_TABLE_STRINGS:
return(".bstn");
case JAIInitSectionType.STREAM_FILE_TABLE:
return(".sft");
case JAIInitSectionType.STREAM_MAP:
return(".stm");
case JAIInitSectionType.WSYS:
return(".wsy");
case JAIInitSectionType.BDI_DATA:
return(".bdi");
}
}
public static int baa_GetSectionSize(JAIInitSection sect, BeBinaryReader br)
{
switch (sect.type)
{
// The following is true for both V1-Type banks
case JAIInitSectionType.IBNK:
br.BaseStream.Position = sect.start;
br.ReadUInt32(); // Skip IBNK header.
return(br.ReadInt32() + 8); // next operator is size
case JAIInitSectionType.WSYS:
br.BaseStream.Position = sect.start;
br.ReadUInt32(); // Skip WSYS header.
return(br.ReadInt32() + 8); // next operator is size
case JAIInitSectionType.UNKNOWN:
br.BaseStream.Position = sect.start;
br.ReadInt32();
return(br.ReadInt32());
default:
return(sect.size);
}
}
public JAIInitSection[] load(ref byte[] data)
{
Stack <JAIInitSection> stk = new Stack <JAIInitSection>(255);
var aafRead = new BeBinaryReader(new MemoryStream(data));
byte order = 0;
// Parse Header
var wsPointerOffset = aafRead.ReadInt32();
var wsPointerCount = aafRead.ReadInt32();
var ibnkPointerOffset = aafRead.ReadInt32();
var ibnkPointerCount = aafRead.ReadInt32();
// load WSYS sections
order = 0; // Reset Order
aafRead.BaseStream.Position = wsPointerOffset;
for (int i = 0; i < wsPointerCount; i++)
{
var wsOffset = aafRead.ReadInt32();
var wsLength = aafRead.ReadInt32();
if (wsLength > 0)
{
var nWSJIS = new JAIInitSection()
{
order = order,
start = wsOffset,
size = wsLength,
number = 0,
type = JAIInitSectionType.WSYS,
flags = 0,
};
stk.Push(nWSJIS);
order++;
}
}
// Load IBNK sections
order = 0; // reset load order
aafRead.BaseStream.Position = ibnkPointerOffset;
for (int i = 0; i < ibnkPointerCount; i++)
{
var ibOffset = aafRead.ReadInt32();
var ibLength = aafRead.ReadInt32();
if (ibLength > 0)
{
var nWSJIS = new JAIInitSection()
{
order = order,
start = ibOffset,
size = ibLength,
number = 0,
type = JAIInitSectionType.IBNK,
flags = 1,
};
stk.Push(nWSJIS);
order++;
}
}
var stackLen = stk.Count; // Grab how many entries are inside of the stack.
JAIInitSection[] sectionData = new JAIInitSection[stackLen]; // Mmake an array of tht size
for (int i = stackLen - 1; i > -1; i--) // unroll the stack into an array in reverse (since we stacked it in reverse.)
{
var obj = stk.Pop(); // Pull the next thing off of the top of the stack.
sectionData[i] = obj; // Throw it into the array.
}
return(sectionData); // Finally, return the array.
}
public JAIInitSection[] load(ref byte[] data)
{
Stack <JAIInitSection> stk = new Stack <JAIInitSection>(255);
var aafRead = new BeBinaryReader(new MemoryStream(data));
byte order = 0;
if (aafRead.ReadInt32() != BAA_Header) // Check to see if the header is AA_<
{
throw new InvalidDataException("Data is not BAA"); // If it's not, stop because we're obviously int he wrong spot
}
while (true)
{
var ChunkID = aafRead.ReadInt32(); // 0 chunk-id determines end of header.
//Console.WriteLine(ChunkID); // Writing the ID of the chunk for testing.
if (ChunkID == BAA_Footer) // If the chunk-id is 0, then the array has ended. This means we read >_AA , >_AA being the end of the archive.
{
break; // stop the while.
}
order++; // Increment the order for every iteration.
switch (ChunkID)
{
case 0:
throw new Exception(@"Tell me, Dr. Freeman, if you can: you have destroyed so much — what is it exactly that you have created? Can you name even one thing?... I thought not."); // Not supposed to get here.
case BST: // Matches 'BST '
{
var newSect = new JAIInitSection();
newSect.start = aafRead.ReadInt32(); // Read the start offset
newSect.size = aafRead.ReadInt32() - newSect.start; // Read the end offset, subtract by the start offset to get the length.
newSect.type = JAIInitSectionType.SOUND_TABLE; // Set the type to a sound table
stk.Push(newSect); // Push it to the stack
}
break;
case BSTN:
{
var newSect = new JAIInitSection();
newSect.start = aafRead.ReadInt32(); // Read Start offset
newSect.size = aafRead.ReadInt32() - newSect.start; // Read end offset, subtract by the start to get the length.
newSect.type = JAIInitSectionType.SOUND_TABLE_STRINGS;
stk.Push(newSect);
}
break;
case WS:
{
// WSYS is packed differently.
var newSect = new JAIInitSection();
newSect.number = aafRead.ReadInt32(); // First number is the global WSYS ID
newSect.start = aafRead.ReadInt32(); // Second number is the base offset of the wsys
newSect.flags = aafRead.ReadInt32(); // Third are some sort of flags. I think this is used to tell whether or not it's melodic or not.
newSect.type = JAIInitSectionType.WSYS; // Set the type to a wsys
stk.Push(newSect); // Push into the stack.
}
break;
case BNK:
{
// Banks also have unique packing, but are simple
var newSect = new JAIInitSection();
newSect.number = aafRead.ReadInt32(); // The global bank ID.
newSect.start = aafRead.ReadInt32(); // The base offset.
newSect.type = JAIInitSectionType.IBNK; // And of course, it should be an ibnk
stk.Push(newSect);
}
break;
case BSC:
{
// Sequence collection just has a start and end.
var newSect = new JAIInitSection();
newSect.start = aafRead.ReadInt32(); // Read start
newSect.size = aafRead.ReadInt32() - newSect.start; // Read end, substract by start to get length.
newSect.type = JAIInitSectionType.SEQUENCE_COLLECTION; // And of course BSC type is a sequence collection
stk.Push(newSect); // Then push it into the stack.
}
break;
case BMS:
{
// Embedded BMS are strange.
// Their first argument is a number, that starts with 01 then has xx xx xx (at least, from what I can see)
// I'm unsure what the purpose of the 01 is, so we'll have to check later to see if it's going to cause issues
// (it's probably there for a reason)
var newSect = new JAIInitSection();
newSect.number = aafRead.ReadInt32() & 0xFFFF; // For some reason this has 01 as the first byte? Bound to cause issues later.
// We're just going to take the last 16 bits of it with an & 0xFFFF to trim off that 01.
newSect.start = aafRead.ReadInt32(); // Read the start offset
newSect.size = aafRead.ReadInt32() - newSect.start; // Read the end offset
newSect.type = JAIInitSectionType.MUSIC_SEQUENCE; // Set the tpye to embedded sequence.
stk.Push(newSect);
}
break;
case BSFT:
{
// Unique packing. Only has a start offset.
var newSect = new JAIInitSection();
newSect.start = aafRead.ReadInt32(); // Read the start offset.
newSect.type = JAIInitSectionType.STREAM_FILE_TABLE;
stk.Push(newSect);
}
break;
case BFCA:
{
// Unique packing. Only has a start offset.
var newSect = new JAIInitSection();
newSect.start = aafRead.ReadInt32(); // Read the start offset.
newSect.type = JAIInitSectionType.UNKNOWN;
stk.Push(newSect);
}
break;
case BAAC:
{
// This is game-specific data , that we'll have no clue what it does or how it works unless there's some way to detect it --
// I'd advice omitting parsing of this section until more is known about a BAAC section.
var newSect = new JAIInitSection();
newSect.start = aafRead.ReadInt32(); // We do know that it has a start offset
newSect.size = aafRead.ReadInt32() - newSect.start; // And an end offset
newSect.type = JAIInitSectionType.CUSTOM_DATA; // That's about it.
stk.Push(newSect); // oh my ghoood.
}
break;
}
stk.Peek().order = order; // hacky shit lol
// I don't keep a reference to the last object, but i know it's at the top of the stack. So I can just peek the top of the stack to grab the last object.
// Then define the order that it was parsed in.
}
var stackLen = stk.Count; // Grab how many entries are inside of the stack.
JAIInitSection[] sectionData = new JAIInitSection[stackLen]; // Mmake an array of tht size
for (int i = stackLen - 1; i > -1; i--) // unroll the stack into an array in reverse (since we stacked it in reverse.)
{
var obj = stk.Pop(); // Pull the next thing off of the top of the stack.
sectionData[i] = obj; // Throw it into the array.
}
return(sectionData); // Finally, return the array.
}
public JAIInitSection[] load(ref byte[] data)
{
Stack <JAIInitSection> stk = new Stack <JAIInitSection>(255);
var aafRead = new BeBinaryReader(new MemoryStream(data));
byte order = 0;
while (true)
{
var ChunkID = aafRead.ReadInt32(); // 0 chunk-id determines end of header.
// Console.WriteLine(ChunkID);
if (ChunkID == 0) // If the chunk-id is 0, then the array has ended.
{
break; // break loop
}
switch (ChunkID) // Map chunk id's to types.
{
case 0:
throw new Exception(@"Tell me, Dr. Freeman, if you can: you have destroyed so much — what is it exactly that you have created? Can you name even one thing?... I thought not."); // Not supposed to get here.
default: // Is Just a regular section.
{
var NewSect = loadRegularSection(aafRead); // Load the regular section
NewSect.raw_header = ChunkID;
NewSect.type = JAIInitSectionType.UNKNOWN; // Don't know what type it is, wasn't in the case
NewSect.order = order; // The order it was loaded in (for later reassembly)
order++; // Increment Order
stk.Push(NewSect); // Push to return stack
}
break;
case 1:
{
var NewSect = loadRegularSection(aafRead); // Load regular section
NewSect.type = JAIInitSectionType.SOUND_TABLE; // Type 1 is the finetune table.
NewSect.raw_header = ChunkID;
NewSect.order = order; // The order it was loaded in (for later reassembly)
order++; // Increment Order
stk.Push(NewSect); // Push to return stack
break;
}
case 2: // IBNK
case 3: // WSYS are special systemms, they have an indicator, then a table of values, then a terminator, then they continue.
{
while (true)
{
var offset = aafRead.ReadInt32(); // Offset will be the determining factor of whether or not to stop, if it's 0, stop, otherwise, that's the offset of your data
// Past this, this is just a bunch of typeless "regular" sections squished together.
if (offset == 0)
{
break; // 0-based offset indicates end of seciton.
}
var size = aafRead.ReadInt32(); // Read size
var type = aafRead.ReadInt32(); // Read the type / flags (flags)
var NewSect = new JAIInitSection(); // Create new section object
NewSect.raw_header = ChunkID;
if (ChunkID == 2) // This is just for setting the internal type. 2 is IBNK, 3 is WSYS
{
NewSect.type = JAIInitSectionType.IBNK; // IBNK
}
else
{
NewSect.type = JAIInitSectionType.WSYS; // WSYS
}
NewSect.start = offset; // Starts at offset
NewSect.size = size; // Is of size
NewSect.flags = type; // Flags
NewSect.order = order; // Order
order++; // Increment order after storing.
stk.Push(NewSect); // Push to return stack
}
break;
}
case 4:
{
var NewSect = loadRegularSection(aafRead); // Load regular section
NewSect.type = JAIInitSectionType.SEQUENCE_COLLECTION; // Type 4 would be the sequence table.
NewSect.raw_header = ChunkID;
NewSect.order = order; // Store order.
order++; // Increment global order
stk.Push(NewSect); // Push to return stack
break;
}
case 5:
{
var NewSect = loadRegularSection(aafRead); // Load regular section
NewSect.type = JAIInitSectionType.STREAM_MAP; // Type 5 is stream map
NewSect.raw_header = ChunkID;
NewSect.order = order; // Store Order
order++; // Then incremenet
stk.Push(NewSect); // Then push to return stack
break;
}
case 8:
{
var NewSect = loadRegularSection(aafRead); // Load the regular section
NewSect.raw_header = ChunkID;
NewSect.type = JAIInitSectionType.BDI_DATA; // Don't know what type it is, wasn't in the case
NewSect.order = order; // The order it was loaded in (for later reassembly)
order++; // Increment Order
stk.Push(NewSect); // Push to return stack
break;
}
}
}
var stackLen = stk.Count; // Grab how many entries are inside of the stack.
JAIInitSection[] sectionData = new JAIInitSection[stackLen]; // Mmake an array of tht size
for (int i = stackLen - 1; i > -1; i--) // unroll the stack into an array in reverse (since we stacked it in reverse.)
{
var obj = stk.Pop(); // Pull the next thing off of the top of the stack.
sectionData[i] = obj; // Throw it into the array.
}
return(sectionData); // Finally, return the array.
}
