mirror of
https://github.com/crskycode/GARbro.git
synced 2024-12-24 11:54:13 +08:00
439 lines
14 KiB
C#
439 lines
14 KiB
C#
//! \file ImageMI2.cs
|
|
//! \date 2023 Oct 19
|
|
//! \brief Mapl engine image format.
|
|
//
|
|
// Copyright (C) 2023 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 GameRes.Utility;
|
|
using System;
|
|
using System.ComponentModel.Composition;
|
|
using System.IO;
|
|
using System.Windows.Media;
|
|
|
|
// [980130][Pias] Rashin
|
|
|
|
namespace GameRes.Formats.Mapl
|
|
{
|
|
internal class Mi2MetaData : ImageMetaData
|
|
{
|
|
public int Colors;
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class Mi2Format : ImageFormat
|
|
{
|
|
public override string Tag => "MI2";
|
|
public override string Description => "Mapl engine image format";
|
|
public override uint Signature => 0x28;
|
|
|
|
public Mi2Format ()
|
|
{
|
|
Extensions = new[] { "mi2", "fcg" };
|
|
}
|
|
|
|
public override ImageMetaData ReadMetaData (IBinaryStream file)
|
|
{
|
|
var header = file.ReadHeader (0x28); // BITMAPINFOHEADER
|
|
int bpp = header.ToUInt16 (0xE);
|
|
if (bpp != 8 && bpp != 24)
|
|
return null;
|
|
uint width = header.ToUInt32 (4);
|
|
uint height = header.ToUInt32 (8);
|
|
int colors = header.ToInt32 (0x20);
|
|
if (8 == bpp)
|
|
{
|
|
if (colors < 0 || colors > 0x100)
|
|
return null;
|
|
if (0 == colors)
|
|
colors = 0x100;
|
|
}
|
|
return new Mi2MetaData {
|
|
Width = width,
|
|
Height = height,
|
|
BPP = bpp,
|
|
Colors = colors,
|
|
};
|
|
}
|
|
|
|
public override ImageData Read (IBinaryStream file, ImageMetaData info)
|
|
{
|
|
var reader = new Mi2Reader (file, (Mi2MetaData)info);
|
|
return reader.Unpack();
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new System.NotImplementedException ("Mi2Format.Write not implemented");
|
|
}
|
|
}
|
|
|
|
internal class Mi2Reader
|
|
{
|
|
IBinaryStream m_input;
|
|
Mi2MetaData m_info;
|
|
|
|
public Mi2Reader (IBinaryStream file, Mi2MetaData info)
|
|
{
|
|
m_input = file;
|
|
m_info = info;
|
|
}
|
|
|
|
byte[] m_block = new byte[64];
|
|
byte[] m_buffer = new byte[32];
|
|
|
|
int stride;
|
|
int block_stride;
|
|
int blocksW;
|
|
int blocksH;
|
|
|
|
public ImageData Unpack ()
|
|
{
|
|
stride = (m_info.iWidth + 7) & ~7;
|
|
block_stride = stride * 8;
|
|
blocksW = m_info.iWidth >> 3;
|
|
if ((m_info.iWidth & 7) != 0)
|
|
blocksW++;
|
|
blocksH = m_info.iHeight >> 3;
|
|
if ((m_info.iHeight & 7) != 0)
|
|
blocksH++;
|
|
var channel = new byte[stride * m_info.iHeight];
|
|
m_input.Position = 0x28;
|
|
if (8 == m_info.BPP)
|
|
{
|
|
var palette = ImageFormat.ReadPalette (m_input.AsStream, m_info.Colors);
|
|
UnpackChannel (channel);
|
|
return ImageData.Create (m_info, PixelFormats.Indexed8, palette, channel, stride);
|
|
}
|
|
else
|
|
{
|
|
int bgr_stride = m_info.iWidth * 3;
|
|
var bgr = new byte[bgr_stride * m_info.iHeight];
|
|
for (int c = 0; c < 3; ++c)
|
|
{
|
|
UnpackChannel (channel);
|
|
int src = 0;
|
|
int dst = c;
|
|
for (int y = 0; y < m_info.iHeight; ++y)
|
|
{
|
|
for (int x = 0; x < m_info.iWidth; ++x)
|
|
{
|
|
bgr[dst] = channel[src+x];
|
|
dst += 3;
|
|
}
|
|
src += stride;
|
|
}
|
|
}
|
|
return ImageData.Create (m_info, PixelFormats.Bgr24, null, bgr, bgr_stride);
|
|
}
|
|
}
|
|
|
|
void UnpackChannel (byte[] output)
|
|
{
|
|
int dst_row = output.Length - stride;
|
|
for (int y = 0; y < blocksH; ++y)
|
|
{
|
|
int dst_pos = dst_row;
|
|
for (int x = 0; x < blocksW; ++x)
|
|
{
|
|
byte ctl = m_input.ReadUInt8();
|
|
switch (ctl)
|
|
{
|
|
case 0:
|
|
m_input.Read (m_block, 0, m_block.Length);
|
|
break;
|
|
case 1:
|
|
{
|
|
byte b = m_input.ReadUInt8();
|
|
for (int i = 0; i < m_block.Length; ++i)
|
|
m_block[i] = b;
|
|
break;
|
|
}
|
|
case 2:
|
|
Op2();
|
|
break;
|
|
case 3:
|
|
Op3();
|
|
break;
|
|
case 4:
|
|
Op4();
|
|
break;
|
|
case 5:
|
|
Op5();
|
|
break;
|
|
case 6:
|
|
Op6();
|
|
break;
|
|
case 7:
|
|
Op7();
|
|
break;
|
|
case 8:
|
|
Op8();
|
|
AdjustBlock();
|
|
break;
|
|
case 9:
|
|
Op9();
|
|
AdjustBlock();
|
|
break;
|
|
case 10:
|
|
Op4();
|
|
AdjustBlock();
|
|
break;
|
|
case 11:
|
|
Op5();
|
|
AdjustBlock();
|
|
break;
|
|
case 12:
|
|
Op6();
|
|
AdjustBlock();
|
|
break;
|
|
case 13:
|
|
Op7();
|
|
AdjustBlock();
|
|
break;
|
|
default:
|
|
throw new InvalidFormatException();
|
|
}
|
|
int dst = dst_pos;
|
|
int src = 0;
|
|
while (src < m_block.Length && dst >= 0)
|
|
{
|
|
Buffer.BlockCopy (m_block, src, output, dst, 8);
|
|
src += 8;
|
|
dst -= stride;
|
|
}
|
|
dst_pos += 8;
|
|
}
|
|
dst_row -= block_stride;
|
|
}
|
|
}
|
|
|
|
void Op2 ()
|
|
{
|
|
byte b = m_input.ReadUInt8();
|
|
m_input.Read (m_buffer, 0, 8);
|
|
int pos = 0;
|
|
for (int i = 0; i < 8; ++i)
|
|
{
|
|
byte mask = 0x80;
|
|
for (int j = 0; j < 8; ++j)
|
|
{
|
|
if ((mask & m_buffer[i]) != 0)
|
|
m_block[pos++] = b;
|
|
else
|
|
m_block[pos++] = m_input.ReadUInt8();
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
void Op3 ()
|
|
{
|
|
int pos = 0;
|
|
byte b1 = m_input.ReadUInt8();
|
|
byte b2 = m_input.ReadUInt8();
|
|
for (int i = 0; i < 8; ++i)
|
|
{
|
|
byte mask = 0x80;
|
|
byte b = m_input.ReadUInt8();
|
|
for (int j = 0; j < 8; ++j)
|
|
{
|
|
if ((mask & b) != 0)
|
|
m_block[pos++] = b2;
|
|
else
|
|
m_block[pos++] = b1;
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
void Op4()
|
|
{
|
|
byte b1 = m_input.ReadUInt8();
|
|
byte b2 = m_input.ReadUInt8();
|
|
byte b3 = m_input.ReadUInt8();
|
|
int dst = 0;
|
|
m_input.Read (m_buffer, 0, 16);
|
|
for (int i = 0; i < 16; ++i)
|
|
{
|
|
byte bits = m_buffer[i];
|
|
for (int j = 0; j < 4; ++j)
|
|
{
|
|
switch (bits >> 6)
|
|
{
|
|
case 0: m_block[dst] = m_input.ReadUInt8(); break;
|
|
case 1: m_block[dst] = b1; break;
|
|
case 2: m_block[dst] = b2; break;
|
|
case 3: m_block[dst] = b3; break;
|
|
}
|
|
dst++;
|
|
bits <<= 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
void Op5()
|
|
{
|
|
byte b0 = m_input.ReadUInt8();
|
|
byte b1 = m_input.ReadUInt8();
|
|
byte b2 = m_input.ReadUInt8();
|
|
byte b3 = m_input.ReadUInt8();
|
|
m_input.Read (m_buffer, 0, 16);
|
|
int dst = 0;
|
|
for (int i = 0; i < 16; ++i)
|
|
{
|
|
byte bits = m_buffer[i];
|
|
for (int j = 0; j < 4; ++j)
|
|
{
|
|
switch (bits >> 6)
|
|
{
|
|
case 0: m_block[dst] = b0; break;
|
|
case 1: m_block[dst] = b1; break;
|
|
case 2: m_block[dst] = b2; break;
|
|
case 3: m_block[dst] = b3; break;
|
|
}
|
|
dst++;
|
|
bits <<= 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
byte[] m_buffer2 = new byte[0x100];
|
|
byte[] m_buffer6 = new byte[0x40];
|
|
|
|
void Op6()
|
|
{
|
|
int count = m_input.ReadUInt8();
|
|
m_input.Read (m_buffer2, 0, count);
|
|
m_input.Read (m_buffer, 0, 24);
|
|
for (int i = 0; i < m_buffer6.Length; ++i)
|
|
m_buffer6[i] = 0;
|
|
int buf_pos = 0;
|
|
int bits = 0;
|
|
int bit_count = 0;
|
|
int bit_src = 0;
|
|
byte mask = 0x80;
|
|
for (int i = 0; i < 64; ++i)
|
|
{
|
|
byte n0 = 0;
|
|
byte n1 = 4;
|
|
for (int j = 0; j < 3; ++j)
|
|
{
|
|
if (0 == bit_count)
|
|
{
|
|
bits = m_buffer[bit_src++];
|
|
bit_count = 8;
|
|
}
|
|
if ((bits & mask) != 0)
|
|
n0 |= n1;
|
|
--bit_count;
|
|
n1 >>= 1;
|
|
mask = Binary.RotByteR (mask, 1);
|
|
}
|
|
m_buffer6[buf_pos++] = n0;
|
|
}
|
|
for (int i = 0; i < 64; ++i)
|
|
{
|
|
byte b = m_buffer6[i];
|
|
if (b > 0)
|
|
m_block[i] = m_buffer2[b-1];
|
|
else
|
|
m_block[i] = m_input.ReadUInt8();
|
|
}
|
|
}
|
|
|
|
void Op7()
|
|
{
|
|
int count = m_input.ReadUInt8();
|
|
m_input.Read (m_buffer2, 0, count);
|
|
m_input.Read (m_buffer, 0, 32);
|
|
int dst = 0;
|
|
for (int i = 0; i < 32; ++i)
|
|
{
|
|
byte b = m_buffer[i];
|
|
for (int j = 0; j < 2; ++j)
|
|
{
|
|
int bits = b >> 4;
|
|
b <<= 4;
|
|
if (bits != 0)
|
|
m_block[dst++] = m_buffer2[bits-1];
|
|
else
|
|
m_block[dst++] = m_input.ReadUInt8();
|
|
}
|
|
}
|
|
}
|
|
|
|
void Op8()
|
|
{
|
|
byte b0 = m_input.ReadUInt8();
|
|
m_input.Read (m_buffer, 0, 8);
|
|
int src = 0;
|
|
int dst = 0;
|
|
for (int i = 0; i < 8; ++i)
|
|
{
|
|
byte mask = 0x80;
|
|
byte b = m_buffer[src++];
|
|
for (int j = 0; j < 8; ++j)
|
|
{
|
|
if ((mask & b) != 0)
|
|
m_block[dst++] = b0;
|
|
else
|
|
m_block[dst++] = m_input.ReadUInt8();
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
void Op9()
|
|
{
|
|
byte b0 = m_input.ReadUInt8();
|
|
byte b1 = m_input.ReadUInt8();
|
|
int dst = 0;
|
|
for (int i = 0; i < 8; ++i)
|
|
{
|
|
byte mask = 0x80;
|
|
byte b = m_input.ReadUInt8();
|
|
for (int j = 0; j < 8; ++j)
|
|
{
|
|
if ((mask & b) != 0)
|
|
m_block[dst++] = b1;
|
|
else
|
|
m_block[dst++] = b0;
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
void AdjustBlock()
|
|
{
|
|
int dst = 0;
|
|
for (int i = 0; i < 8; ++i)
|
|
{
|
|
m_input.ReadByte();
|
|
for (int j = 0; j < 8; ++j)
|
|
{
|
|
m_block[dst++] <<= 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|