public MTV(Stream input)
{
_stream = input;
// Offsets and Sizes
using (var br = new BinaryReaderX(input, true))
{
int index = 0;
while (br.BaseStream.Position < br.BaseStream.Length)
{
byte[] fileData;
int extraNameID = -1;
var magic = br.ReadString(4);
if (magic == "TIM2")
{
br.BaseStream.Position += 0xc;
var size = br.ReadInt32() + 0x10;
br.BaseStream.Position -= 0x14;
fileData = br.ReadBytes(size);
}
else if (magic == "SShd")
{
var origOffset = br.BaseStream.Position - 4;
//Header
var headerSize = br.ReadInt32();
br.BaseStream.Position += headerSize - 8;
br.BaseStream.Position = (br.BaseStream.Position + 15) & ~15;
headerSize = (headerSize + 15) & ~15;
//Body
br.ReadString(4); //SSbd
var bodySize = br.ReadInt32();
br.BaseStream.Position += bodySize - 8;
br.BaseStream.Position = (br.BaseStream.Position + 16) & ~15;
bodySize = (bodySize + 16) & ~15;
br.BaseStream.Position = origOffset;
fileData = br.ReadBytes(headerSize + bodySize);
}
else
{
compressed = true;
br.BaseStream.Position -= 4;
var data = LZSSVLE.Decompress(br.BaseStream, true);
using (var br2 = new BinaryReaderX(new MemoryStream(data)))
{
var nr = br2.ReadUInt32();
if (nr > 0 && nr < 0x10)
{
br2.BaseStream.Position -= 4;
var header = new VarHeader(br2.BaseStream);
for (int i = 0; i < header.fileEntries - 1; i++)
{
br2.BaseStream.Position = header.entries[i].offset;
fileData = br2.ReadBytes(header.entries[i].size);
var Afi = new MtvArchiveFileInfo
{
FileData = new MemoryStream(fileData),
State = ArchiveFileState.Archived,
id = i
};
Files.Add(Afi);
// Filename
var brP = new BinaryReaderX(Afi.FileData, true);
var matchedP = brP.ReadString(4);
var extensionP = _knownFiles.ContainsKey(matchedP) ? _knownFiles[matchedP] : ".bin";
brP.BaseStream.Position = 0;
Afi.FileName = index.ToString("000000") + "_" + i.ToString("00") + extensionP;
}
extraNameID = header.fileEntries - 1;
br2.BaseStream.Position = header.entries.Last().offset;
fileData = br2.ReadBytes(header.entries.Last().size);
List <byte> byteTmp = new List <byte>();
var bk = br.BaseStream.Position;
while (br.BaseStream.Position % 0x10 != 0)
{
byteTmp.Add(br.ReadByte());
}
if (!byteTmp.ToArray().Equals(new byte[byteTmp.Count]))
{
br.BaseStream.Position = bk;
}
}
else
{
fileData = data.ToArray();
}
}
}
var afi = new MtvArchiveFileInfo
{
FileData = new MemoryStream(fileData),
State = ArchiveFileState.Archived,
id = extraNameID
};
Files.Add(afi);
// Filename
var br3 = new BinaryReaderX(afi.FileData, true);
var matched = br3.ReadString(4);
var extension = _knownFiles.ContainsKey(matched) ? _knownFiles[matched] : ".bin";
br3.BaseStream.Position = 0;
string extra = (extraNameID > -1) ? "_" + extraNameID.ToString("00") : "";
afi.FileName = index.ToString("000000") + extra + extension;
br.BaseStream.Position = (br.BaseStream.Position + 15) & ~15;
index++;
}
}
}
public static void Decompress(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
if (!Shared.PrepareFiles("Open a " + tsi?.Tag + " compressed file...", "Save your decompressed file...", ".decomp", out var openFile, out var saveFile))
{
return;
}
try
{
using (openFile)
using (var outFs = new BinaryWriterX(saveFile))
switch (tsi?.Tag)
{
case Compression.Level5:
outFs.Write(Level5.Decompress(openFile));
break;
case Compression.Nintendo:
outFs.Write(Nintendo.Decompress(openFile));
break;
case Compression.LZ77:
outFs.Write(LZ77.Decompress(openFile));
break;
case Compression.RevLZ77:
outFs.Write(RevLZ77.Decompress(openFile));
break;
case Compression.LZOvl:
outFs.Write(LZOvl.Decompress(openFile));
break;
case Compression.LZ4:
outFs.Write(Kontract.Compression.LZ4.Decompress(openFile));
break;
case Compression.MIO0LE:
outFs.Write(MIO0.Decompress(openFile, ByteOrder.LittleEndian));
break;
case Compression.MIO0BE:
outFs.Write(MIO0.Decompress(openFile, ByteOrder.BigEndian));
break;
case Compression.Yay0LE:
outFs.Write(Yay0.Decompress(openFile, ByteOrder.LittleEndian));
break;
case Compression.Yay0BE:
outFs.Write(Yay0.Decompress(openFile, ByteOrder.BigEndian));
break;
case Compression.Yaz0LE:
outFs.Write(Yaz0.Decompress(openFile, ByteOrder.LittleEndian));
break;
case Compression.Yaz0BE:
outFs.Write(Yaz0.Decompress(openFile, ByteOrder.BigEndian));
break;
case Compression.LZECD:
outFs.Write(LZECD.Decompress(openFile));
break;
case Compression.LZ10VLE:
outFs.Write(LZSSVLE.Decompress(openFile));
break;
case Compression.GZip:
outFs.Write(GZip.Decompress(openFile));
break;
case Compression.ZLib:
outFs.Write(ZLib.Decompress(openFile));
break;
case Compression.PSVSpikeChun:
outFs.Write(PSVSpikeChun.Decompress(openFile));
break;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
MessageBox.Show($"Successfully decompressed {Path.GetFileName(openFile.Name)}.", tsi.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
public static void Decompress(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
if (!PrepareFiles("Open a " + tsi.Tag.ToString() + " compressed file...", "Save your decompressed file...", ".decomp", out FileStream openFile, out FileStream saveFile))
{
return;
}
try
{
using (openFile)
using (var outFs = new BinaryWriterX(saveFile))
switch (tsi.Tag)
{
case Compression.Level5:
outFs.Write(Level5.Decompress(openFile));
break;
case Compression.GZip:
outFs.Write(GZip.Decompress(openFile));
break;
case Compression.Huff4:
outFs.Write(Huffman.Decompress(openFile, 4));
break;
case Compression.Huff8:
outFs.Write(Huffman.Decompress(openFile, 8));
break;
case Compression.LZ10:
outFs.Write(LZ10.Decompress(openFile));
break;
case Compression.LZ11:
outFs.Write(LZ11.Decompress(openFile));
break;
case Compression.LZ77:
outFs.Write(LZ77.Decompress(openFile));
break;
case Compression.LZSS:
outFs.Write(LZSS.Decompress(openFile, LZSS.GetDecompressedSize(openFile)));
break;
case Compression.LZSSVLE:
outFs.Write(LZSSVLE.Decompress(openFile));
break;
case Compression.RevLZ77:
outFs.Write(RevLZ77.Decompress(openFile));
break;
case Compression.LZECD:
outFs.Write(LZECD.Decompress(openFile));
break;
case Compression.RLE:
outFs.Write(RLE.Decompress(openFile));
break;
case Compression.ZLib:
outFs.Write(ZLib.Decompress(openFile));
break;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
MessageBox.Show($"Successfully decompressed {Path.GetFileName(openFile.Name)}.", tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}