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implemented PMS images.

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morkt 2017-11-26 17:04:53 +04:00
parent 73c4688148
commit 698d509c19
2 changed files with 293 additions and 0 deletions
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292
ArcFormats/AliceSoft/ImagePMS.cs Normal file
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//! \file ImagePMS.cs
//! \date 2017 Nov 26
//! \brief AliceSoft image format.
//
// 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.ComponentModel.Composition;
using System.IO;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using GameRes.Utility;
namespace GameRes.Formats.AliceSoft
{
internal class PmsMetaData : ImageMetaData
{
public uint DataOffset;
public uint AlphaOffset;
}
[Export(typeof(ImageFormat))]
public class PmsFormat : ImageFormat
{
public override string Tag { get { return "PMS"; } }
public override string Description { get { return "AliceSoft image format"; } }
public override uint Signature { get { return 0x014D50; } } // 'PM'
public PmsFormat ()
{
Signatures = new uint[] { 0x014D50, 0x024D50 };
}
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
var header = file.ReadHeader (0x30);
var info = new PmsMetaData {
BPP = header[6],
OffsetX = header.ToInt32 (0x10),
OffsetY = header.ToInt32 (0x14),
Width = header.ToUInt32 (0x18),
Height = header.ToUInt32 (0x1C),
DataOffset = header.ToUInt32 (0x20),
AlphaOffset = header.ToUInt32 (0x24),
};
if ((info.BPP != 16 && info.BPP != 8) || info.DataOffset < 0x30 || info.DataOffset >= file.Length)
return null;
return info;
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
var pms = new PmsReader (file, (PmsMetaData)info);
var bitmap = pms.Unpack();
bitmap.Freeze();
return new ImageData (bitmap, info);
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("PmsFormat.Write not implemented");
}
}
internal class PmsReader
{
IBinaryStream m_input;
PmsMetaData m_info;
int m_width;
int m_height;
public PmsReader (IBinaryStream input, PmsMetaData info)
{
m_input = input;
m_info = info;
m_width = (int)m_info.Width;
m_height = (int)m_info.Height;
}
public BitmapSource Unpack ()
{
switch (m_info.BPP)
{
case 16: return UnpackRgb();
case 8: return UnpackIndexed();
default: throw new InvalidFormatException();
}
}
BitmapSource UnpackIndexed ()
{
m_input.Position = m_info.AlphaOffset;
var palette = ImageFormat.ReadPalette (m_input.AsStream, 0x100, PaletteFormat.Rgb);
m_input.Position = m_info.DataOffset;
var pixels = Unpack8bpp();
return BitmapSource.Create (m_width, m_height, ImageData.DefaultDpiX, ImageData.DefaultDpiY,
PixelFormats.Indexed8, palette, pixels, m_width);
}
BitmapSource UnpackRgb ()
{
m_input.Position = m_info.DataOffset;
var pixels = Unpack16bpp();
var source = BitmapSource.Create (m_width, m_height, ImageData.DefaultDpiX, ImageData.DefaultDpiY,
PixelFormats.Bgr565, null, pixels, m_width*2);
if (0 == m_info.AlphaOffset)
return source;
m_input.Position = m_info.AlphaOffset;
var alpha = Unpack8bpp();
source = new FormatConvertedBitmap (source, PixelFormats.Bgra32, null, 0);
var output = new WriteableBitmap (source);
output.Lock();
unsafe
{
byte* buffer = (byte*)output.BackBuffer;
int stride = output.BackBufferStride;
int asrc = 0;
for (int y = 0; y < m_height; ++y)
{
for (int x = 3; x < stride; x += 4)
{
buffer[x] = alpha[asrc++];
}
buffer += stride;
}
}
output.AddDirtyRect (new Int32Rect (0, 0, m_width, m_height));
output.Unlock();
return output;
}
ushort[] Unpack16bpp ()
{
var output = new ushort[m_width * m_height];
int stride = m_width;
for (int y = 0; y < m_height; ++y)
for (int x = 0; x < m_width; )
{
int dst = y * stride + x;
int count = 1;
byte ctl = m_input.ReadUInt8();
if (ctl < 0xF8)
{
byte px = m_input.ReadUInt8();
output[dst] = (ushort)(ctl | (px << 8));
}
else if (ctl == 0xF8)
{
output[dst] = m_input.ReadUInt16();
}
else if (ctl == 0xF9)
{
count = m_input.ReadUInt8() + 1;
int p0 = m_input.ReadUInt8();
int p1 = m_input.ReadUInt8();
p0 = ((p0 & 0xE0) << 8) | ((p0 & 0x18) << 6) | ((p0 & 7) << 2);
p1 = ((p1 & 0xC0) << 5) | ((p1 & 0x3C) << 3) | (p1 & 3);
output[dst] = (ushort)(p0 | p1);
for (int i = 1; i < count; i++)
{
p1 = m_input.ReadUInt8();
p1 = ((p1 & 0xC0) << 5) | ((p1 & 0x3C) << 3) | (p1 & 3);
output[dst + i] = (ushort)(p0 | p1);
}
}
else if (ctl == 0xFA)
{
output[dst] = output[dst - stride + 1];
}
else if (ctl == 0xFB)
{
output[dst] = output[dst - stride - 1];
}
else if (ctl == 0xFC)
{
count = (m_input.ReadUInt8() + 2) * 2;
ushort px0 = m_input.ReadUInt16();
ushort px1 = m_input.ReadUInt16();
for (int i = 0; i < count; i += 2)
{
output[dst + i ] = px0;
output[dst + i + 1] = px1;
}
}
else if (ctl == 0xFD)
{
count = m_input.ReadUInt8() + 3;
ushort px = m_input.ReadUInt16();
for (int i = 0; i < count; i++)
{
output[dst + i] = px;
}
}
else if (ctl == 0xFE)
{
count = m_input.ReadUInt8() + 2;
int src = dst - stride * 2;
for (int i = 0; i < count; ++i)
{
output[dst+i] = output[src+i];
}
}
else // ctl == 0xFF
{
count = m_input.ReadUInt8() + 2;
int src = dst - stride;
for (int i = 0; i < count; ++i)
{
output[dst+i] = output[src+i];
}
}
x += count;
}
return output;
}
byte[] Unpack8bpp ()
{
var output = new byte[m_width * m_height];
int stride = m_width;
for (int y = 0; y < m_height; y++)
for (int x = 0; x < m_width; )
{
int dst = y * stride + x;
int count = 1;
byte ctl = m_input.ReadUInt8();
if (ctl < 0xF8)
{
output[dst] = ctl;
}
else if (ctl == 0xFF)
{
count = m_input.ReadUInt8() + 3;
Binary.CopyOverlapped (output, dst - stride, dst, count);
}
else if (ctl == 0xFE)
{
count = m_input.ReadUInt8() + 3;
Binary.CopyOverlapped (output, dst - stride * 2, dst, count);
}
else if (ctl == 0xFD)
{
count = m_input.ReadUInt8() + 4;
byte px = m_input.ReadUInt8();
for (int i = 0; i < count; ++i)
{
output[dst + i] = px;
}
}
else if (ctl == 0xFC)
{
count = (m_input.ReadUInt8() + 3) * 2;
byte px0 = m_input.ReadUInt8();
byte px1 = m_input.ReadUInt8();
for (int i = 0; i < count; i += 2)
{
output[dst + i ] = px0;
output[dst + i + 1] = px1;
}
}
else // >= 0xF8 < 0xFC
{
output[dst] = m_input.ReadUInt8();
}
x += count;
}
return output;
}
}
}

1
ArcFormats/ArcFormats.csproj
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@ -85,6 +85,7 @@
<Compile Include="AliceSoft\ArcALK.cs" /> <Compile Include="AliceSoft\ArcALK.cs" />
<Compile Include="AliceSoft\ImageAJP.cs" /> <Compile Include="AliceSoft\ImageAJP.cs" />
<Compile Include="AliceSoft\ImageDCF.cs" /> <Compile Include="AliceSoft\ImageDCF.cs" />
<Compile Include="AliceSoft\ImagePMS.cs" />
<Compile Include="AnimeGameSystem\ArcANI.cs" /> <Compile Include="AnimeGameSystem\ArcANI.cs" />
<Compile Include="AnimeGameSystem\WidgetAGS.xaml.cs"> <Compile Include="AnimeGameSystem\WidgetAGS.xaml.cs">
<DependentUpon>WidgetAGS.xaml</DependentUpon> <DependentUpon>WidgetAGS.xaml</DependentUpon>