mirror of
https://github.com/crskycode/GARbro.git
synced 2024-12-12 14:36:56 +08:00
589 lines
20 KiB
C#
589 lines
20 KiB
C#
//! \file ImagePGD.cs
|
|
//! \date Sat Feb 13 13:56:06 2016
|
|
//! \brief Image format used by subsidiaries of Amuse Craft (former Softpal).
|
|
//
|
|
// Copyright (C) 2016 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 GameRes.Utility;
|
|
|
|
namespace GameRes.Formats.Softpal
|
|
{
|
|
[Export(typeof(ImageFormat))]
|
|
public class Pgd11Format : ImageFormat
|
|
{
|
|
public override string Tag { get { return "PGD/11_C"; } }
|
|
public override string Description { get { return "Image format used by Softpal subsidiaries"; } }
|
|
public override uint Signature { get { return 0x1C4547; } } // 'GE\x1C'
|
|
|
|
public Pgd11Format ()
|
|
{
|
|
Extensions = new string[] { "pgd" };
|
|
}
|
|
|
|
public override ImageMetaData ReadMetaData (IBinaryStream stream)
|
|
{
|
|
var header = stream.ReadHeader (0x20);
|
|
if (!header.AsciiEqual (0x1C, "11_C"))
|
|
return null;
|
|
return new ImageMetaData
|
|
{
|
|
Width = header.ToUInt32 (0x0C),
|
|
Height = header.ToUInt32 (0x10),
|
|
OffsetX = header.ToInt32 (4),
|
|
OffsetY = header.ToInt32 (8),
|
|
BPP = 32,
|
|
};
|
|
}
|
|
|
|
public override ImageData Read (IBinaryStream stream, ImageMetaData info)
|
|
{
|
|
using (var reader = new PgdReader (stream, 0x20))
|
|
{
|
|
var planes = reader.Unpack11();
|
|
var pixels = new byte[planes.Length];
|
|
int plane_size = (int)info.Width*(int)info.Height;
|
|
int b_src = 0;
|
|
int g_src = b_src+plane_size;
|
|
int r_src = g_src+plane_size;
|
|
int alpha_src = r_src+plane_size;
|
|
int dst = 0;
|
|
while (dst < pixels.Length)
|
|
{
|
|
pixels[dst++] = planes[b_src++];
|
|
pixels[dst++] = planes[g_src++];
|
|
pixels[dst++] = planes[r_src++];
|
|
pixels[dst++] = planes[alpha_src++];
|
|
}
|
|
return ImageData.Create (info, PixelFormats.Bgra32, null, pixels);
|
|
}
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("Pgd11Format.Write not implemented");
|
|
}
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class Pgd00Format : ImageFormat
|
|
{
|
|
public override string Tag { get { return "PGD/00_C"; } }
|
|
public override string Description { get { return "Image format used by Softpal subsidiaries"; } }
|
|
public override uint Signature { get { return 0; } }
|
|
|
|
public Pgd00Format ()
|
|
{
|
|
Extensions = new string[] { "pgd" };
|
|
}
|
|
|
|
public override ImageMetaData ReadMetaData (IBinaryStream stream)
|
|
{
|
|
var header = stream.ReadHeader (0x24);
|
|
if (!header.AsciiEqual (0x18, "00_C"))
|
|
return null;
|
|
return new ImageMetaData
|
|
{
|
|
Width = header.ToUInt32 (8),
|
|
Height = header.ToUInt32 (12),
|
|
OffsetX = header.ToInt32 (0),
|
|
OffsetY = header.ToInt32 (4),
|
|
BPP = 32,
|
|
};
|
|
}
|
|
|
|
public override ImageData Read (IBinaryStream stream, ImageMetaData info)
|
|
{
|
|
using (var reader = new PgdReader (stream, 0x1C))
|
|
{
|
|
var data = reader.Unpack00();
|
|
using (var tga = new BinMemoryStream (data, stream.Name))
|
|
{
|
|
var tga_info = Tga.ReadMetaData (tga);
|
|
if (null == tga_info)
|
|
throw new InvalidFormatException();
|
|
tga.Position = 0;
|
|
return Tga.Read (tga, tga_info);
|
|
}
|
|
}
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("Pgd00Format.Write not implemented");
|
|
}
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class PgdTgaFormat : TgaFormat
|
|
{
|
|
public override string Tag { get { return "PGD/TGA"; } }
|
|
public override string Description { get { return "Image format used by Softpal subsidiaries"; } }
|
|
public override uint Signature { get { return 0; } }
|
|
public override bool CanWrite { get { return false; } }
|
|
|
|
public PgdTgaFormat ()
|
|
{
|
|
Extensions = new string[] { "pgd" };
|
|
}
|
|
|
|
public override ImageMetaData ReadMetaData (IBinaryStream stream)
|
|
{
|
|
var header = stream.ReadHeader (0x2A);
|
|
int x = header.ToInt32 (0);
|
|
int y = header.ToInt32 (4);
|
|
if (Math.Abs (x) > 0x2000 || Math.Abs (y) > 0x2000)
|
|
return null;
|
|
uint width = header.ToUInt32 (8);
|
|
uint height = header.ToUInt32 (12);
|
|
if (0 == width || 0 == height
|
|
|| width != header.ToUInt16 (0x24)
|
|
|| height != header.ToUInt16 (0x26))
|
|
return null;
|
|
stream.Position = 0x18;
|
|
var tga_info = base.ReadMetaData (stream);
|
|
if (null == tga_info)
|
|
return null;
|
|
tga_info.OffsetX = x;
|
|
tga_info.OffsetY = y;
|
|
return tga_info;
|
|
}
|
|
|
|
public override ImageData Read (IBinaryStream stream, ImageMetaData info)
|
|
{
|
|
using (var mem = new StreamRegion (stream.AsStream, 0x18, true))
|
|
using (var tga = new BinaryStream (mem, stream.Name))
|
|
return base.Read (tga, info);
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("PgdTgaFormat.Write not implemented");
|
|
}
|
|
}
|
|
|
|
internal class PgdGeMetaData : ImageMetaData
|
|
{
|
|
public int Method;
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class PgdGeFormat : ImageFormat
|
|
{
|
|
public override string Tag { get { return "PGD/GE"; } }
|
|
public override string Description { get { return "Image format used by Softpal subsidiaries"; } }
|
|
public override uint Signature { get { return 0x204547; } } // 'GE '
|
|
|
|
public PgdGeFormat ()
|
|
{
|
|
Extensions = new string[] { "pgd" };
|
|
}
|
|
|
|
public override ImageMetaData ReadMetaData (IBinaryStream stream)
|
|
{
|
|
var header = stream.ReadHeader (0x20);
|
|
return new PgdGeMetaData
|
|
{
|
|
Width = header.ToUInt32 (0x0C),
|
|
Height = header.ToUInt32 (0x10),
|
|
OffsetX = header.ToInt32 (4),
|
|
OffsetY = header.ToInt32 (8),
|
|
BPP = 32,
|
|
Method = header.ToUInt16 (0x1C),
|
|
};
|
|
}
|
|
|
|
public override ImageData Read (IBinaryStream stream, ImageMetaData info)
|
|
{
|
|
using (var reader = new PgdReader (stream, (PgdGeMetaData)info))
|
|
{
|
|
var pixels = reader.UnpackGE();
|
|
return ImageData.Create (info, reader.Format, null, pixels);
|
|
}
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("PgdGeFormat.Write not implemented");
|
|
}
|
|
}
|
|
|
|
internal class PgdIncMetaData : ImageMetaData
|
|
{
|
|
public string BaseName;
|
|
}
|
|
|
|
[Export(typeof(ImageFormat))]
|
|
public class Pgd3Format : ImageFormat
|
|
{
|
|
public override string Tag { get { return "PGD3"; } }
|
|
public override string Description { get { return "Softpal incremental image format"; } }
|
|
public override uint Signature { get { return 0x33444750; } } // 'PGD3'
|
|
|
|
public Pgd3Format ()
|
|
{
|
|
Extensions = new string[] { "pgd" };
|
|
Signatures = new uint[] { 0x33444750, 0x32444750 }; // 'PGD3', 'PGD2'
|
|
}
|
|
|
|
public override ImageMetaData ReadMetaData (IBinaryStream stream)
|
|
{
|
|
var header = stream.ReadHeader (0x30);
|
|
string base_name = header.GetCString (0xE, 0x22);
|
|
if (string.IsNullOrEmpty (base_name))
|
|
return null;
|
|
return new PgdIncMetaData
|
|
{
|
|
OffsetX = header.ToUInt16 (4),
|
|
OffsetY = header.ToUInt16 (6),
|
|
Width = header.ToUInt16 (8),
|
|
Height = header.ToUInt16 (0xA),
|
|
BPP = header.ToUInt16 (0xC),
|
|
BaseName = base_name,
|
|
};
|
|
}
|
|
|
|
static readonly Lazy<ImageFormat> PalFormat = new Lazy<ImageFormat> (() => FindByTag ("PGD/GE"));
|
|
|
|
public override ImageData Read (IBinaryStream stream, ImageMetaData info)
|
|
{
|
|
var meta = (PgdIncMetaData)info;
|
|
string dir_name = VFS.GetDirectoryName (meta.FileName);
|
|
string name = VFS.CombinePath (dir_name, meta.BaseName);
|
|
PgdGeMetaData base_info;
|
|
byte[] image, overlay;
|
|
PixelFormat format;
|
|
using (var base_file = VFS.OpenBinaryStream (name))
|
|
{
|
|
base_info = PalFormat.Value.ReadMetaData (base_file) as PgdGeMetaData;
|
|
if (null == base_info)
|
|
throw new InvalidFormatException ("Invalid baseline image format");
|
|
if (meta.OffsetX + meta.Width > base_info.Width ||
|
|
meta.OffsetY + meta.Height > base_info.Height)
|
|
throw new InvalidFormatException ("Incompatible baseline image dimensions");
|
|
base_info.FileName = name;
|
|
using (var reader = new PgdReader (base_file, base_info))
|
|
{
|
|
image = reader.UnpackGE();
|
|
format = reader.Format;
|
|
}
|
|
}
|
|
using (var reader = new PgdReader (stream, meta))
|
|
overlay = reader.UnpackOverlay();
|
|
|
|
int overlay_bpp = meta.BPP / 8;
|
|
int base_bpp = format.BitsPerPixel / 8;
|
|
int dst = (meta.OffsetY * (int)base_info.Width + meta.OffsetX) * base_bpp;
|
|
int gap = (int)(base_info.Width - meta.Width) * base_bpp;
|
|
int src = 0;
|
|
bool apply_alpha = overlay_bpp == 4 && base_bpp == 4;
|
|
for (uint y = 0; y < meta.Height; ++y)
|
|
{
|
|
for (uint x = 0; x < meta.Width; ++x)
|
|
{
|
|
image[dst ] ^= overlay[src ];
|
|
image[dst+1] ^= overlay[src+1];
|
|
image[dst+2] ^= overlay[src+2];
|
|
if (apply_alpha)
|
|
image[dst+3] ^= overlay[src+3];
|
|
dst += base_bpp;
|
|
src += overlay_bpp;
|
|
}
|
|
dst += gap;
|
|
}
|
|
base_info.FileName = meta.FileName;
|
|
return ImageData.Create (base_info, format, null, image);
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new NotImplementedException ("Pgd3Format.Write not implemented");
|
|
}
|
|
}
|
|
|
|
internal sealed class PgdReader : IDisposable
|
|
{
|
|
IBinaryStream m_input;
|
|
byte[] m_output;
|
|
int m_width;
|
|
int m_height;
|
|
int m_bpp;
|
|
int m_method;
|
|
|
|
public PixelFormat Format { get; private set; }
|
|
|
|
public PgdReader (IBinaryStream input, int position)
|
|
{
|
|
m_input = input;
|
|
m_input.Position = position;
|
|
int unpacked_size = m_input.ReadInt32();
|
|
m_input.ReadInt32(); // packed_size
|
|
m_output = new byte[unpacked_size];
|
|
}
|
|
|
|
public PgdReader (IBinaryStream input, PgdGeMetaData info) : this (input, 0x20)
|
|
{
|
|
m_width = (int)info.Width;
|
|
m_height = (int)info.Height;
|
|
m_method = info.Method;
|
|
}
|
|
|
|
public PgdReader (IBinaryStream input, PgdIncMetaData info) : this (input, 0x30)
|
|
{
|
|
m_width = (int)info.Width;
|
|
m_height = (int)info.Height;
|
|
m_bpp = info.BPP;
|
|
}
|
|
|
|
public byte[] UnpackGE ()
|
|
{
|
|
UnpackGePre();
|
|
switch (m_method)
|
|
{
|
|
case 1: return PostProcess1 (m_output);
|
|
case 2: return PostProcess2 (m_output);
|
|
case 3: return PostProcess3 (m_output);
|
|
default: throw new NotSupportedException ("Not supported PGD compression");
|
|
}
|
|
}
|
|
|
|
public byte[] UnpackOverlay ()
|
|
{
|
|
UnpackGePre();
|
|
return PostProcessPal (m_output, 0, m_bpp / 8);
|
|
}
|
|
|
|
public byte[] Unpack00 ()
|
|
{
|
|
return Unpack (3000);
|
|
}
|
|
|
|
public byte[] Unpack11 ()
|
|
{
|
|
return Unpack (0xFFC);
|
|
}
|
|
|
|
byte[] Unpack (int look_behind)
|
|
{
|
|
int dst = 0;
|
|
int ctl = 2;
|
|
while (dst < m_output.Length)
|
|
{
|
|
ctl >>= 1;
|
|
if (1 == ctl)
|
|
{
|
|
ctl = m_input.ReadByte() | 0x100;
|
|
}
|
|
int count;
|
|
if (0 != (ctl & 1))
|
|
{
|
|
int src = m_input.ReadUInt16();
|
|
count = m_input.ReadByte();
|
|
if (dst > look_behind)
|
|
src += dst - look_behind;
|
|
Binary.CopyOverlapped (m_output, src, dst, count);
|
|
}
|
|
else
|
|
{
|
|
count = m_input.ReadByte();
|
|
m_input.Read (m_output, dst, count);
|
|
}
|
|
dst += count;
|
|
}
|
|
return m_output;
|
|
}
|
|
|
|
byte[] UnpackGePre ()
|
|
{
|
|
int dst = 0;
|
|
int ctl = 2;
|
|
while (dst < m_output.Length)
|
|
{
|
|
ctl >>= 1;
|
|
if (1 == ctl)
|
|
ctl = m_input.ReadByte() | 0x100;
|
|
int count;
|
|
if (0 != (ctl & 1))
|
|
{
|
|
int offset = m_input.ReadUInt16();
|
|
count = offset & 7;
|
|
if (0 == (offset & 8))
|
|
{
|
|
count = count << 8 | m_input.ReadByte();
|
|
}
|
|
count += 4;
|
|
offset >>= 4;
|
|
Binary.CopyOverlapped (m_output, dst - offset, dst, count);
|
|
}
|
|
else
|
|
{
|
|
count = m_input.ReadByte();
|
|
m_input.Read (m_output, dst, count);
|
|
}
|
|
dst += count;
|
|
}
|
|
return m_output;
|
|
}
|
|
|
|
byte[] PostProcess1 (byte[] input)
|
|
{
|
|
Format = PixelFormats.Bgra32;
|
|
var output = new byte[input.Length];
|
|
int plane_size = input.Length / 4;
|
|
int a_src = 0;
|
|
int r_src = plane_size;
|
|
int g_src = 2 * plane_size;
|
|
int b_src = 3 * plane_size;
|
|
int dst = 0;
|
|
for (int i = 0; i < plane_size; ++i)
|
|
{
|
|
output[dst++] = input[b_src+i];
|
|
output[dst++] = input[g_src+i];
|
|
output[dst++] = input[r_src+i];
|
|
output[dst++] = input[a_src+i];
|
|
}
|
|
return output;
|
|
}
|
|
|
|
byte[] PostProcess2 (byte[] input)
|
|
{
|
|
Format = PixelFormats.Bgr24;
|
|
int stride = m_width * 3;
|
|
|
|
int segment_size = m_width * m_height / 4;
|
|
int src0 = 0;
|
|
int src1 = segment_size;
|
|
int src2 = segment_size + src1;
|
|
|
|
var output = new byte[stride * m_height];
|
|
int dst = 0;
|
|
|
|
int[] points = { 0, 1, m_width, m_width + 1 };
|
|
for (int y = m_height / 2; y > 0; --y)
|
|
{
|
|
for (int x = m_width / 2; x > 0; --x)
|
|
{
|
|
sbyte i0 = (sbyte)input[src0];
|
|
sbyte i1 = (sbyte)input[src1];
|
|
int b = 226 * i0;
|
|
int g = -43 * i0 - 89 * i1;
|
|
int r = 179 * i1;
|
|
++src0;
|
|
++src1;
|
|
for (int i = 0; i < points.Length; ++i)
|
|
{
|
|
int offset = points[i];
|
|
int base_value = input[src2+offset] << 7;
|
|
offset = dst + 3 * offset;
|
|
output[offset++] = Clamp ((base_value + b) >> 7);
|
|
output[offset++] = Clamp ((base_value + g) >> 7);
|
|
output[offset++] = Clamp ((base_value + r) >> 7);
|
|
}
|
|
src2 += 2;
|
|
dst += 6;
|
|
}
|
|
src2 += m_width;
|
|
dst += stride;
|
|
}
|
|
return output;
|
|
}
|
|
|
|
static byte Clamp (int val)
|
|
{
|
|
if (val > 255) val = 255;
|
|
else if (val < 0) val = 0;
|
|
return (byte)val;
|
|
}
|
|
|
|
byte[] PostProcess3 (byte[] input)
|
|
{
|
|
int bpp = LittleEndian.ToUInt16 (input, 2);
|
|
if (32 == bpp)
|
|
Format = PixelFormats.Bgra32;
|
|
else if (24 == bpp)
|
|
Format = PixelFormats.Bgr24;
|
|
else
|
|
throw new InvalidFormatException();
|
|
m_width = LittleEndian.ToUInt16 (input, 4);
|
|
m_height = LittleEndian.ToUInt16 (input, 6);
|
|
return PostProcessPal (input, 8, bpp / 8);
|
|
}
|
|
|
|
byte[] PostProcessPal (byte[] input, int src, int pixel_size)
|
|
{
|
|
int stride = m_width * pixel_size;
|
|
var output = new byte[m_height * stride];
|
|
int ctl = src;
|
|
src += m_height;
|
|
int dst = 0;
|
|
for (int row = 0; row < m_height; ++row)
|
|
{
|
|
byte c = input[ctl++];
|
|
if (0 != (c & 1))
|
|
{
|
|
int prev = dst;
|
|
Buffer.BlockCopy (input, src, output, dst, pixel_size);
|
|
src += pixel_size;
|
|
dst += pixel_size;
|
|
int count = stride - pixel_size;
|
|
while (count --> 0)
|
|
{
|
|
output[dst++] = (byte)(output[prev++] - input[src++]);
|
|
}
|
|
}
|
|
else if (0 != (c & 2))
|
|
{
|
|
int prev = dst - stride;
|
|
int count = stride;
|
|
while (count --> 0)
|
|
{
|
|
output[dst++] = (byte)(output[prev++] - input[src++]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Buffer.BlockCopy (input, src, output, dst, pixel_size);
|
|
dst += pixel_size;
|
|
src += pixel_size;
|
|
int prev = dst - stride;
|
|
int count = stride - pixel_size;
|
|
while (count --> 0)
|
|
{
|
|
output[dst] = (byte)((output[prev++] + output[dst-pixel_size]) / 2 - input[src++]);
|
|
++dst;
|
|
}
|
|
}
|
|
}
|
|
return output;
|
|
}
|
|
|
|
#region IDisposable Members
|
|
public void Dispose ()
|
|
{
|
|
}
|
|
#endregion
|
|
}
|
|
}
|