public ZtrFileTextUnpacker(Stream input, ZtrFileEntry[] output, ZtrFileHeaderLineInfo[] offsets, FFXIIITextEncoding encoding)
{
_input = input;
_output = output;
_offsets = offsets;
_encoding = encoding;
}
public void Pack()
{
byte blockIndex = 0;
List<int> blockOffsets = new List<int>(256) {0};
ZtrFileHeaderLineInfo[] infos = new ZtrFileHeaderLineInfo[_input.Length];
//int offset = 0;
//for (int i = 0; i < _input.Length; i++)
//{
// String value = _input[i].Value;
// ZtrFileHeaderLineInfo info = new ZtrFileHeaderLineInfo();
// info.Block = blockIndex;
// info.BlockOffset = offset;
//}
//int index = 0, blockNumber = 0;
//using (MemoryStream io = new MemoryStream(32768))
//{
// byte[] readBuff = new byte[4096];
// while (compressedSize > 0)
// {
// int offset = 0;
// ZtrFileEncoding tagsEncoding = ZtrFileEncoding.ReadFromStream(_output);
// compressedSize = compressedSize - tagsEncoding.BlockSize - 4;
// long blockOffset = _output.Position;
// while (offset < 4096 && compressedSize > 0)
// {
// while (index < _offsets.Length && _offsets[index].Block == blockNumber && _output.Position - blockOffset == _offsets[index].PackedOffset)
// {
// _offsets[index].UnpackedOffset = (int)(io.Position + offset + _offsets[index].BlockOffset);
// if (index > 0)
// _offsets[index - 1].UnpackedLength = _offsets[index].UnpackedOffset - _offsets[index - 1].UnpackedOffset;
// index++;
// }
// int value = _output.ReadByte();
// byte[] replace = tagsEncoding.Encoding[value];
// Array.Copy(replace, 0, readBuff, offset, replace.Length);
// offset += replace.Length;
// compressedSize--;
// }
// io.Write(readBuff, 0, offset);
// blockNumber++;
// }
// _offsets[index - 1].UnpackedLength = (int)(io.Position - _offsets[index - 1].UnpackedOffset);
// for (int i = 0; i < _offsets.Length; i++)
// {
// io.SetPosition(_offsets[i].UnpackedOffset);
// byte[] buff = io.EnsureRead(_offsets[i].UnpackedLength);
// _input[i].Value = _encoding.GetString(buff, 0, buff.Length - 2);
// }
//}
}
public unsafe void Pack(ZtrFileHeader header)
{
_blockOffset = 0;
_blockNumber = 0;
_innerIndex = 0;
_innerCount = 0;
List <int> blockOffsets = new List <int>(256)
{
0
};
ZtrFileHeaderLineInfo[] lines = new ZtrFileHeaderLineInfo[_input.Length];
ushort[,] innerOffsets = new ushort[_input.Length, 2];
ushort writeIndex = 0;
byte[] writeBuff = new byte[4096];
byte[] codeBuff = new byte[64 * 1024];
fixed(byte *writeBuffPtr = &writeBuff[0])
fixed(byte *codeBuffPtr = &codeBuff[0])
{
for (int e = 0; e < _input.Length; e++)
{
_innerCount++;
innerOffsets[e, 0] = writeIndex;
ZtrFileEntry entry = _input[e];
int count = _encoding.GetBytes(entry.Value, 0, entry.Value.Length, codeBuff, 0);
codeBuff[count++] = 0;
codeBuff[count++] = 0;
lines[e] = new ZtrFileHeaderLineInfo
{
Block = _blockNumber,
BlockOffset = 0 // See below: lines[i].BlockOffset = checked ((byte)innerOffsets[i, 1]);
};
for (int b = 0; b < count; b++)
{
writeBuffPtr[writeIndex++] = codeBuffPtr[b];
if (writeIndex == writeBuff.Length)
{
WriteBlock(writeBuff, ref writeIndex, innerOffsets, blockOffsets);
}
}
}
}
if (writeIndex > 0)
{
WriteBlock(writeBuff, ref writeIndex, innerOffsets, blockOffsets);
}
for (int i = 0; i < innerOffsets.Length / 2; i++)
{
lines[i].PackedOffset = innerOffsets[i, 0];
lines[i].BlockOffset = checked ((byte)innerOffsets[i, 1]);
}
if (blockOffsets.Count > _blockNumber)
{
_blockNumber++;
}
header.TextBlocksCount = _blockNumber;
header.TextBlockTable = blockOffsets.ToArray();
header.TextLinesTable = lines;
}
