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variations of PGD image format.

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This commit is contained in:
morkt 2016-02-23 03:30:48 +04:00
parent 04bc123b3b
commit 86536cd29a
2 changed files with 166 additions and 30 deletions
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195
ArcFormats/Softpal/ImagePGD.cs
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@ -23,6 +23,7 @@
// IN THE SOFTWARE.
//
using System;
using System.ComponentModel.Composition;
using System.IO;
using System.Windows.Media;
@ -61,12 +62,9 @@ namespace GameRes.Formats.Softpal
public override ImageData Read (Stream stream, ImageMetaData info)
{
stream.Position = 0x20;
using (var reader = new ArcView.Reader (stream))
using (var reader = new PgdReader (stream, 0x20))
{
int unpacked_size = reader.ReadInt32();
reader.ReadInt32(); // packed_size
var planes = Unpack (reader, unpacked_size);
var planes = reader.Unpack11();
var pixels = new byte[planes.Length];
int plane_size = (int)info.Width*(int)info.Height;
int b_src = 0;
@ -85,40 +83,177 @@ namespace GameRes.Formats.Softpal
}
}
byte[] Unpack (BinaryReader input, int unpacked_size)
public override void Write (Stream file, ImageData image)
{
var output = new byte[unpacked_size];
int dst = 0;
int ctl = 2;
while (dst < output.Length)
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 (Stream stream)
{
var header = new byte[0x24];
if (header.Length != stream.Read (header, 0, header.Length))
return null;
if (!Binary.AsciiEqual (header, 0x18, "00_C"))
return null;
return new ImageMetaData
{
ctl >>= 1;
if (1 == ctl)
Width = LittleEndian.ToUInt32 (header, 8),
Height = LittleEndian.ToUInt32 (header, 12),
OffsetX = LittleEndian.ToInt32 (header, 0),
OffsetY = LittleEndian.ToInt32 (header, 4),
BPP = 32,
};
}
public override ImageData Read (Stream stream, ImageMetaData info)
{
using (var reader = new PgdReader (stream, 0x1C))
{
var data = reader.Unpack00();
using (var tga = new MemoryStream (data))
{
ctl = input.ReadByte() | 0x100;
var tga_info = Tga.ReadMetaData (tga);
if (null == tga_info)
throw new InvalidFormatException();
tga.Position = 0;
return Tga.Read (tga, tga_info);
}
int count;
if (0 != (ctl & 1))
{
int src = input.ReadUInt16();
count = input.ReadByte();
if (dst >= 0xFFC)
src += dst - 0xFFC;
Binary.CopyOverlapped (output, src, dst, count);
}
else
{
count = input.ReadByte();
input.Read (output, dst, count);
}
dst += count;
}
return output;
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("Pgd11Format.Write not implemented");
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 PgdTgaFormat ()
{
Extensions = new string[] { "pgd" };
}
public override ImageMetaData ReadMetaData (Stream stream)
{
var header = new byte[0x2A];
if (header.Length != stream.Read (header, 0, header.Length))
return null;
int x = LittleEndian.ToInt32 (header, 0);
int y = LittleEndian.ToInt32 (header, 4);
if (Math.Abs (x) > 0x2000 || Math.Abs (y) > 0x2000)
return null;
uint width = LittleEndian.ToUInt32 (header, 8);
uint height = LittleEndian.ToUInt32 (header, 12);
if (0 == width || 0 == height
|| width != LittleEndian.ToUInt16 (header, 0x24)
|| height != LittleEndian.ToUInt16 (header, 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 (Stream stream, ImageMetaData info)
{
using (var tga = new StreamRegion (stream, 0x18))
return base.Read (tga, info);
}
public override void Write (Stream file, ImageData image)
{
throw new NotImplementedException ("PgdTgaFormat.Write not implemented");
}
}
internal sealed class PgdReader : IDisposable
{
BinaryReader m_input;
byte[] m_output;
public byte[] Data { get { return m_output; } }
public PgdReader (Stream input, int position)
{
input.Position = position;
m_input = new ArcView.Reader (input);
int unpacked_size = m_input.ReadInt32();
m_input.ReadInt32(); // packed_size
m_output = new byte[unpacked_size];
}
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;
}
#region IDisposable Members
bool _disposed = false;
public void Dispose ()
{
if (!_disposed)
{
m_input.Dispose();
_disposed = true;
}
}
#endregion
}
}

1
supported.html
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@ -690,6 +690,7 @@ Komokyun!! ~Heart ni Yureru Tamashi no Fandisc~<br/>
Houmon Hanbai ~Otona no Omocha Irimasen ka?~<br/>
</td></tr>
<tr class="odd"><td>*.pac</td><td>-<br/><tt>PAC</tt></td><td>No</td><td rowspan="2">Unison Shift</td><td rowspan="2">
Maruhi Jinjibu Ryoujokuka<br/>
Unity Marriage ~Futari no Hanayome~<br/>
</td></tr>
<tr class="odd"><td>*.pgd</td><td><tt>GE</tt></td><td>No</td></tr>