public NUS3(string filename, bool isZlibCompressed = false)
{
// Compression
if (isZlibCompressed)
{
using (BinaryReaderX br = new BinaryReaderX(File.OpenRead(filename)))
{
byte[] decomp = ZLib.Decompress(new MemoryStream(br.ReadBytes((int)br.BaseStream.Length)));
File.Create(filename + ".decomp").Write(decomp, 0, decomp.Length);
}
_stream = File.OpenRead(filename + ".decomp");
}
else
{
_stream = File.OpenRead(filename);
}
using (var br = new BinaryReaderX(_stream, true))
{
// Header
Header = br.ReadStruct <Header>();
// BankTOC
BankTOC = br.ReadStruct <BankTOC>();
// Sections
Sections = br.ReadMultiple <SectionHeader>(BankTOC.SectionCount);
// Load Sections
foreach (var section in Sections)
{
switch (section.Magic)
{
case "PROP":
Prop = new PROP(br.BaseStream);
break;
case "BINF":
Binf = new BINF(br.BaseStream);
break;
case "GRP ":
Grp = new GRP(br.BaseStream);
break;
case "DTON":
Dton = new DTON(br.BaseStream);
break;
case "TONE":
Tone = new TONE(br.BaseStream);
break;
case "JUNK":
Junk = new JUNK(br.BaseStream);
break;
case "PACK":
Pack = br.ReadStruct <SectionHeader>();
break;
}
}
// Pack
var packOffset = br.BaseStream.Position;
for (int i = 0; i < Tone.ToneCount; i++)
{
// Determine Extension
var extension = ".idsp";
if (br.PeekString(4) == "RIFF")
{
extension = ".wav";
br.BaseStream.Position += 0x14;
var format = br.ReadUInt16();
if (format == 0xFFFE)
{
extension = ".at9";
}
}
Files.Add(new NUS3FileInfo
{
FileName = Tone.Name + extension,
FileData = new SubStream(_stream, packOffset, Tone.PackSize),
State = ArchiveFileState.Archived
});
}
}
}
public NUS3(string filename, bool isZlibCompressed = false)
{
if (isZlibCompressed)
{
using (BinaryReaderX br = new BinaryReaderX(File.OpenRead(filename)))
{
byte[] decomp = ZLib.Decompress(new MemoryStream(br.ReadBytes((int)br.BaseStream.Length)));
File.OpenWrite(filename + ".decomp").Write(decomp, 0, decomp.Length);
}
_stream = File.OpenRead(filename + ".decomp");
}
else
{
_stream = File.OpenRead(filename);
}
using (var br = new BinaryReaderX(_stream, true))
{
//Header
header = br.ReadStruct <Header>();
//Banktoc
banktocHeader = br.ReadStruct <BankToc>();
int offset = 0x18 + banktocHeader.entryCount * 0x8;
banktocEntries = new List <BankTocEntry>();
for (int i = 0; i < banktocHeader.entryCount; i++)
{
banktocEntries.Add(new BankTocEntry(br.BaseStream));
banktocEntries[i].offset = offset;
offset += banktocEntries[i].secSize + 8;
}
//PROP
if (br.ReadStruct <Header>().magic != "PROP")
{
throw new Exception();
}
prop = new PROP(br.BaseStream);
//BINF
br.BaseStream.Position = banktocEntries[1].offset;
if (br.ReadStruct <Header>().magic != "BINF")
{
throw new Exception();
}
binf = new BINF(br.BaseStream);
//GRP - not yet mapped
br.BaseStream.Position = banktocEntries[2].offset;
if (br.ReadStruct <Header>().magic != "GRP ")
{
throw new Exception();
}
grp = br.ReadBytes(banktocEntries[2].secSize);
//DTON - not yet mapped
br.BaseStream.Position = banktocEntries[3].offset;
if (br.ReadStruct <Header>().magic != "DTON")
{
throw new Exception();
}
dton = br.ReadBytes(banktocEntries[3].secSize);
//TONE
br.BaseStream.Position = banktocEntries[4].offset;
if (br.ReadStruct <Header>().magic != "TONE")
{
throw new Exception();
}
tone = new TONE(br.BaseStream, banktocEntries[4].offset, banktocEntries[6].offset);
//JUNK - not yet mapped
br.BaseStream.Position = banktocEntries[5].offset;
if (br.ReadStruct <Header>().magic != "JUNK")
{
throw new Exception();
}
junk = br.ReadBytes(banktocEntries[5].secSize);
//PACK and finishing
br.BaseStream.Position = banktocEntries[6].offset;
if (br.ReadStruct <Header>().magic != "PACK")
{
throw new Exception();
}
for (int i = 0; i < tone.toneCount; i++)
{
br.BaseStream.Position = tone.toneEntries[i].packOffset;
Files.Add(new NUS3FileInfo
{
FileName = tone.toneEntries[i].name + ".idsp",
Entry = tone.toneEntries[i],
FileData = new SubStream(_stream, tone.toneEntries[i].packOffset, tone.toneEntries[i].size)
});
}
}
}