mirror of
https://github.com/crskycode/GARbro.git
synced 2024-11-23 13:45:34 +08:00
470 lines
17 KiB
C#
470 lines
17 KiB
C#
//! \file ImageSeraph.cs
|
|
//! \date Sat Jul 18 12:16:42 2015
|
|
//! \brief Seraphim engine images.
|
|
//
|
|
// Copyright (C) 2015 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.Seraphim
|
|
{
|
|
internal class SeraphMetaData : ImageMetaData
|
|
{
|
|
public int PackedSize;
|
|
public int Colors;
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class SeraphCfImage : ImageFormat
|
|
{
|
|
public override string Tag { get { return "CF"; } }
|
|
public override string Description { get { return "Seraphim engine image format"; } }
|
|
public override uint Signature { get { return 0x4643; } }
|
|
|
|
public override ImageMetaData ReadMetaData (Stream stream)
|
|
{
|
|
var header = new byte[0x10];
|
|
if (0x10 != stream.Read (header, 0, 0x10))
|
|
return null;
|
|
int packed_size = LittleEndian.ToInt32 (header, 12);
|
|
if (packed_size <= 0 || packed_size > stream.Length-0x10)
|
|
return null;
|
|
uint width = LittleEndian.ToUInt16 (header, 8);
|
|
uint height = LittleEndian.ToUInt16 (header, 10);
|
|
if (0 == width || 0 == height)
|
|
return null;
|
|
return new SeraphMetaData
|
|
{
|
|
OffsetX = LittleEndian.ToInt16 (header, 4),
|
|
OffsetY = LittleEndian.ToInt16 (header, 6),
|
|
Width = width,
|
|
Height = height,
|
|
BPP = 24,
|
|
PackedSize = packed_size,
|
|
};
|
|
}
|
|
|
|
public override ImageData Read (Stream stream, ImageMetaData info)
|
|
{
|
|
var meta = info as SeraphMetaData;
|
|
if (null == meta)
|
|
throw new ArgumentException ("SeraphCfImage.Read should be supplied with SeraphMetaData", "info");
|
|
|
|
var reader = new SeraphReader (stream, meta);
|
|
reader.UnpackCf();
|
|
return ImageData.Create (info, PixelFormats.Bgr24, null, reader.Data);
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("SeraphCfImage.Write not implemented");
|
|
}
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class SeraphCtImage : SeraphCfImage
|
|
{
|
|
public override string Tag { get { return "CT"; } }
|
|
public override uint Signature { get { return 0x5443; } }
|
|
|
|
public override ImageMetaData ReadMetaData (Stream stream)
|
|
{
|
|
var info = base.ReadMetaData (stream);
|
|
info.BPP = 32;
|
|
return info;
|
|
}
|
|
|
|
public override ImageData Read (Stream stream, ImageMetaData info)
|
|
{
|
|
var meta = info as SeraphMetaData;
|
|
if (null == meta)
|
|
throw new ArgumentException ("SeraphCtImage.Read should be supplied with SeraphMetaData", "info");
|
|
|
|
var reader = new SeraphReader (stream, meta);
|
|
reader.UnpackCt();
|
|
return ImageData.Create (info, reader.Format, null, reader.Data);
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("SeraphCtImage.Write not implemented");
|
|
}
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class SeraphCbImage : ImageFormat
|
|
{
|
|
public override string Tag { get { return "CB"; } }
|
|
public override string Description { get { return "Seraphim engine image format"; } }
|
|
public override uint Signature { get { return 0; } }
|
|
|
|
public override ImageMetaData ReadMetaData (Stream stream)
|
|
{
|
|
if ('C' != stream.ReadByte() || 'B' != stream.ReadByte())
|
|
return null;
|
|
var header = new byte[0x10];
|
|
if (0xE != stream.Read (header, 2, 0xE))
|
|
return null;
|
|
int colors = LittleEndian.ToUInt16 (header, 2);
|
|
int packed_size = LittleEndian.ToInt32 (header, 12);
|
|
if (packed_size <= 0 || packed_size > stream.Length-0x10)
|
|
return null;
|
|
uint width = LittleEndian.ToUInt16 (header, 8);
|
|
uint height = LittleEndian.ToUInt16 (header, 10);
|
|
if (0 == width || 0 == height)
|
|
return null;
|
|
return new SeraphMetaData
|
|
{
|
|
OffsetX = LittleEndian.ToInt16 (header, 4),
|
|
OffsetY = LittleEndian.ToInt16 (header, 6),
|
|
Width = width,
|
|
Height = height,
|
|
BPP = 8,
|
|
PackedSize = packed_size,
|
|
Colors = colors,
|
|
};
|
|
}
|
|
|
|
public override ImageData Read (Stream stream, ImageMetaData info)
|
|
{
|
|
var meta = info as SeraphMetaData;
|
|
if (null == meta)
|
|
throw new ArgumentException ("SeraphCbImage.Read should be supplied with SeraphMetaData", "info");
|
|
|
|
var reader = new SeraphReader (stream, meta, 1);
|
|
reader.UnpackCb();
|
|
return ImageData.Create (info, reader.Format, reader.Palette, reader.Data);
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("SeraphCbImage.Write not implemented");
|
|
}
|
|
}
|
|
|
|
internal class SeraphReader
|
|
{
|
|
Stream m_input;
|
|
byte[] m_output;
|
|
int m_width;
|
|
int m_height;
|
|
int m_stride;
|
|
int m_colors;
|
|
int m_packed_size;
|
|
|
|
public byte[] Data { get { return m_output; } }
|
|
public PixelFormat Format { get; private set; }
|
|
public BitmapPalette Palette { get; private set; }
|
|
|
|
public SeraphReader (Stream input, SeraphMetaData info, int pixel_size = 3)
|
|
{
|
|
m_input = input;
|
|
m_input.Position = 0x10;
|
|
m_width = (int)info.Width;
|
|
m_height = (int)info.Height;
|
|
m_stride = m_width * pixel_size;
|
|
m_output = new byte[m_stride * m_height];
|
|
m_packed_size = info.PackedSize;
|
|
m_colors = info.Colors;
|
|
if (1 == pixel_size && m_colors > 0)
|
|
Palette = ReadPalette (m_colors);
|
|
}
|
|
|
|
public BitmapPalette ReadPalette (int colors)
|
|
{
|
|
int palette_size = colors * 3;
|
|
var palette_data = new byte[Math.Max (palette_size, 0x300)];
|
|
if (palette_size != m_input.Read (palette_data, 0, palette_size))
|
|
throw new InvalidFormatException();
|
|
var palette = new Color[0x100];
|
|
if (colors > 0x100)
|
|
colors = 0x100;
|
|
int src = 0;
|
|
for (int i = 0; i < palette.Length; ++i)
|
|
{
|
|
byte r = palette_data[src++];
|
|
byte g = palette_data[src++];
|
|
byte b = palette_data[src++];
|
|
palette[i] = Color.FromRgb (r, g, b);
|
|
}
|
|
return new BitmapPalette (palette);
|
|
}
|
|
|
|
public void UnpackCb ()
|
|
{
|
|
var pixels = UnpackBytes();
|
|
int dst = 0;
|
|
for (int src = (m_height-1) * m_width; src >= 0; src -= m_width)
|
|
{
|
|
Buffer.BlockCopy (pixels, src, m_output, dst, m_width);
|
|
dst += m_width;
|
|
}
|
|
Format = PixelFormats.Indexed8;
|
|
}
|
|
|
|
public void UnpackCt ()
|
|
{
|
|
UnpackRgb();
|
|
m_input.Position = 0x10 + m_packed_size + 4;
|
|
var alpha = UnpackBytes();
|
|
var pixels = new byte[m_width*m_height*4];
|
|
int dst = 0;
|
|
for (int y = m_height-1; y >= 0; --y)
|
|
{
|
|
int rgb = y * m_stride;
|
|
int a = y * m_width;
|
|
for (int x = 0; x < m_width; ++x)
|
|
{
|
|
pixels[dst++] = m_output[rgb++];
|
|
pixels[dst++] = m_output[rgb++];
|
|
pixels[dst++] = m_output[rgb++];
|
|
int v = Math.Min (alpha[a++] * 0xff / 0x64, 0xff);
|
|
pixels[dst++] = (byte)~v;
|
|
}
|
|
}
|
|
m_output = pixels;
|
|
Format = PixelFormats.Bgra32;
|
|
}
|
|
|
|
public void UnpackCf ()
|
|
{
|
|
UnpackRgb();
|
|
FlipPixels();
|
|
Format = PixelFormats.Bgr24;
|
|
}
|
|
|
|
private void UnpackRgb () // sub_404250
|
|
{
|
|
int dst = 0;
|
|
while (dst < m_output.Length)
|
|
{
|
|
int count;
|
|
int v1 = m_input.ReadByte();
|
|
if (-1 == v1)
|
|
break;
|
|
if ((v1 & 0xF0) == 0xF0)
|
|
throw new InvalidFormatException();
|
|
|
|
if (0 == (v1 & 0x80))
|
|
{
|
|
if (0 != (v1 & 0x40))
|
|
{
|
|
count = (v1 & 0x3F) + 2;
|
|
int v2 = m_input.ReadByte();
|
|
for (int i = 0; i < count; ++i)
|
|
m_output[dst+i] = (byte)v2;
|
|
}
|
|
else
|
|
{
|
|
count = (v1 & 0x3F) + 1;
|
|
if (count != m_input.Read (m_output, dst, count))
|
|
break;
|
|
}
|
|
}
|
|
else if (0 == (v1 & 0x40))
|
|
{
|
|
int v2 = m_input.ReadByte();
|
|
count = v2 | ((v1 & 0xF) << 8);
|
|
switch ((v1 >> 4) & 3)
|
|
{
|
|
case 0:
|
|
count += 2;
|
|
v2 = m_input.ReadByte();
|
|
for (int i = 0; i < count; ++i)
|
|
m_output[dst+i] = (byte)v2;
|
|
break;
|
|
case 1:
|
|
++count;
|
|
Binary.CopyOverlapped (m_output, dst-m_stride, dst, count);
|
|
break;
|
|
case 2:
|
|
++count;
|
|
Binary.CopyOverlapped (m_output, dst-2*m_stride, dst, count);
|
|
break;
|
|
case 3:
|
|
++count;
|
|
Binary.CopyOverlapped (m_output, dst-4*m_stride, dst, count);
|
|
break;
|
|
}
|
|
}
|
|
else if (0 == (v1 & 0x30))
|
|
{
|
|
int v2 = m_input.ReadByte();
|
|
int v19 = (v1 >> 3) & 1;
|
|
count = v2 + ((v1 & 7) << 8) + 1;
|
|
if (0 != v19)
|
|
{
|
|
m_input.Read (m_output, dst, 6);
|
|
Binary.CopyOverlapped (m_output, dst, dst+6, count*6);
|
|
++count;
|
|
count *= 6;
|
|
}
|
|
else
|
|
{
|
|
m_input.Read (m_output, dst, 3);
|
|
Binary.CopyOverlapped (m_output, dst, dst+3, count*3);
|
|
++count;
|
|
count *= 3;
|
|
}
|
|
}
|
|
else if (0 == (v1 & 0x20))
|
|
{
|
|
int v30 = m_input.ReadByte();
|
|
int v31 = v30 + ((v1 & 0xF) << 8);
|
|
count = m_input.ReadByte() + 1;
|
|
int src = dst - 3 - 3 * v31; // auto v34 = &unpacked[dst - 3] - 3 * v31;
|
|
count *= 3;
|
|
Binary.CopyOverlapped (m_output, src, dst, count);
|
|
}
|
|
else
|
|
{
|
|
int v37 = m_input.ReadByte();
|
|
int v38 = v37 + ((v1 & 0xF) << 8);
|
|
count = m_input.ReadByte() + 1;
|
|
int src = dst - 1 - v38; // auto v40 = &unpacked[dst - 1] - v38;
|
|
Binary.CopyOverlapped (m_output, src, dst, count);
|
|
}
|
|
if (0 == count)
|
|
throw new InvalidFormatException();
|
|
dst += count;
|
|
}
|
|
}
|
|
|
|
private byte[] UnpackBytes () // sub_403ED0
|
|
{
|
|
int total = m_width * m_height;
|
|
var output = new byte[total];
|
|
int dst = 0;
|
|
while ( dst < total )
|
|
{
|
|
int count;
|
|
int next = m_input.ReadByte();
|
|
if (-1 == next)
|
|
break;
|
|
if ((next & 0xF0) == 0xF0)
|
|
throw new InvalidFormatException();
|
|
|
|
if (0 == (next & 0x80))
|
|
{
|
|
if (0 != (next & 0x40))
|
|
{
|
|
count = (next & 0x3F) + 2;
|
|
int v4 = m_input.ReadByte();
|
|
for (int i = 0; i < count; ++i)
|
|
output[dst+i] = (byte)v4;
|
|
}
|
|
else
|
|
{
|
|
count = (next & 0x3F) + 1;
|
|
if (count != m_input.Read (output, dst, count))
|
|
break;
|
|
}
|
|
}
|
|
else if (0 == (next & 0x40))
|
|
{
|
|
int v2 = m_input.ReadByte();
|
|
count = v2 | ((next & 0xF) << 8);
|
|
switch ((next >> 4) & 3)
|
|
{
|
|
case 0:
|
|
count += 2;
|
|
v2 = m_input.ReadByte();
|
|
for (int i = 0; i < count; ++i)
|
|
output[dst+i] = (byte)v2;
|
|
break;
|
|
case 1:
|
|
++count;
|
|
Binary.CopyOverlapped (output, dst-m_width, dst, count);
|
|
break;
|
|
case 2:
|
|
++count;
|
|
Binary.CopyOverlapped (output, dst-2*m_width, dst, count);
|
|
break;
|
|
case 3:
|
|
++count;
|
|
Binary.CopyOverlapped (output, dst-4*m_width, dst, count);
|
|
break;
|
|
}
|
|
}
|
|
else if (0 == (next & 0x20))
|
|
{
|
|
count = m_input.ReadByte() + ((next & 7) << 8) + 1;
|
|
switch ((next >> 3) & 3)
|
|
{
|
|
case 0:
|
|
m_input.Read (output, dst, 2);
|
|
Binary.CopyOverlapped (output, dst, dst+2, count*2);
|
|
++count;
|
|
count *= 2;
|
|
break;
|
|
case 1:
|
|
m_input.Read (output, dst, 4);
|
|
Binary.CopyOverlapped (output, dst, dst+4, count*4);
|
|
++count;
|
|
count *= 4;
|
|
break;
|
|
case 2:
|
|
m_input.Read (output, dst, 8);
|
|
Binary.CopyOverlapped (output, dst, dst+8, count*8);
|
|
++count;
|
|
count *= 8;
|
|
break;
|
|
case 3:
|
|
m_input.Read (output, dst, 16);
|
|
Binary.CopyOverlapped (output, dst, dst+16, count*16);
|
|
++count;
|
|
count *= 16;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int v36 = m_input.ReadByte() | ((next & 0xF) << 8);
|
|
count = m_input.ReadByte() + 1;
|
|
int src = dst - 1 - v36;
|
|
Binary.CopyOverlapped (output, src, dst, count);
|
|
}
|
|
dst += count;
|
|
}
|
|
return output;
|
|
}
|
|
|
|
private void FlipPixels ()
|
|
{
|
|
// flip pixels vertically
|
|
var pixels = new byte[m_output.Length];
|
|
int dst = 0;
|
|
for (int src = m_stride * (m_height-1); src >= 0; src -= m_stride)
|
|
{
|
|
Buffer.BlockCopy (m_output, src, pixels, dst, m_stride);
|
|
dst += m_stride;
|
|
}
|
|
m_output = pixels;
|
|
}
|
|
}
|
|
}
|