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implemented BMX, MBF, VPK1, WVX0 and WSM2 archives.

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morkt
2017-01-29 06:56:48 +04:00
parent 475d3af4e9
commit 4a42acbb69
9 changed files with 696 additions and 1 deletions
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204
ArcFormats/Tanaka/ImageBC.cs Normal file
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//! \file ImageBC.cs
//! \date Sat Jan 28 18:21:09 2017
//! \brief Image format by Tanaka Tatsuhiro.
//
// Copyright (C) 2017 by morkt
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
using System;
using System.ComponentModel.Composition;
using System.IO;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using GameRes.Utility;
namespace GameRes.Formats.Will
{
internal class TxMetaData : BmpMetaData
{
public int Colors;
public int Stride;
public long DataOffset;
}
[Export(typeof(ImageFormat))]
public class BcFormat : ImageFormat
{
public override string Tag { get { return "BC"; } }
public override string Description { get { return "Tanaka Tatsuhiro's engine image format"; } }
public override uint Signature { get { return 0; } }
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
var header = file.ReadHeader (0x12);
if (!header.AsciiEqual ("BC"))
return null;
uint data_offset = header.ToUInt32 (0xA);
uint width = file.ReadUInt32();
uint height = file.ReadUInt32();
file.ReadInt16();
int bpp = file.ReadInt16();
file.Position = 0x2E;
int colors = file.ReadInt32();
file.Position = data_offset;
if (file.ReadUInt32() != 0x34305854) // 'TX04'
return null;
int stride = file.ReadUInt16();
if (height != file.ReadUInt16())
return null;
return new TxMetaData
{
Width = width,
Height = height,
BPP = bpp,
Stride = stride,
DataOffset = file.Position,
Colors = colors <= 0 ? 0x100 : colors,
};
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
var reader = new TxReader (file, (TxMetaData)info);
var pixels = reader.Unpack();
return ImageData.CreateFlipped (info, reader.Format, reader.Palette, pixels, reader.Stride);
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("BcFormat.Write not implemented");
}
}
internal class TxReader
{
IBinaryStream m_input;
TxMetaData m_info;
byte[] m_output;
public PixelFormat Format { get; private set; }
public BitmapPalette Palette { get; private set; }
public byte[] Data { get { return m_output; } }
public int Stride { get { return m_info.Stride; } }
public TxReader (IBinaryStream input, TxMetaData info)
{
m_input = input;
m_info = info;
m_output = new byte[m_info.Stride * (int)m_info.Height];
if (24 == m_info.BPP)
Format = PixelFormats.Bgr24;
else if (32 == m_info.BPP)
Format = PixelFormats.Bgra32;
else if (16 == m_info.BPP)
Format = PixelFormats.Bgr555;
else if (8 == m_info.BPP)
{
Format = PixelFormats.Indexed8;
m_input.Position = 0x36;
Palette = ImageFormat.ReadPalette (m_input.AsStream, m_info.Colors);
}
else
throw new InvalidFormatException();
}
public byte[] Unpack ()
{
m_input.Position = m_info.DataOffset;
Decompress();
int pixel_size = m_info.BPP / 8;
if (pixel_size > 1)
{
for (int row = 0; row < m_output.Length; row += m_info.Stride)
{
int dst = row;
for (uint x = 1; x < m_info.Width; ++x)
{
for (int i = 0; i < pixel_size; ++i)
m_output[dst+pixel_size+i] += m_output[dst+i];
dst += pixel_size;
}
}
}
return m_output;
}
void Decompress ()
{
m_input.Read (m_output, 0, 2);
int dst = 2;
while (dst < m_output.Length)
{
int count = m_input.ReadByte();
if (-1 == count)
break;
if (0xE0 == (count & 0xE0))
{
count = Math.Min ((count & 0x1F) + 1, m_output.Length - dst);
m_input.Read (m_output, dst, count);
dst += count;
continue;
}
int offset, src;
if (0xC0 == (count & 0xE0))
{
// this is how it is in the original code
offset = (count + (m_input.ReadUInt8() << 5)) & 0x1F;
count = m_input.ReadUInt8();
src = dst - 1 - offset;
}
else if (0 == (count & 0xC0))
{
offset = (count >> 3) & 7;
count &= 7;
if (count != 7)
count += 2;
else
count = m_input.ReadUInt8();
src = dst - 1 - offset;
}
else if (0x40 == (count & 0xC0))
{
offset = (count >> 2) & 0xF;
count &= 3;
if (count != 3)
count += 2;
else
count = m_input.ReadUInt8();
src = dst - Stride + offset - 8;
}
else
{
offset = (count >> 2) & 0xF;
count &= 3;
if (count != 3)
count += 2;
else
count = m_input.ReadUInt8();
src = dst - Stride * 2 + offset - 8;
}
count = Math.Min (count, m_output.Length - dst);
Binary.CopyOverlapped (m_output, src, dst, count);
dst += count;
}
}
}
}