GARbro-mirror/Legacy/ProjectMyu/ImageKGR.cs
2018-01-02 20:27:38 +04:00

75 lines
2.9 KiB
C#

//! \file ImageKGR.cs
//! \date 2018 Jan 02
//! \brief Project-μ obfuscated bitmap.
//
// Copyright (C) 2018 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.Media;
namespace GameRes.Formats.ProjectMyu
{
[Export(typeof(ImageFormat))]
public class KgrFormat : ImageFormat
{
public override string Tag { get { return "KGR"; } }
public override string Description { get { return "Project-μ obfuscated bitmap"; } }
public override uint Signature { get { return 0; } }
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
if (!file.Name.HasExtension (".kgr"))
return null;
var header = file.ReadHeader (0x36);
if (!header.AsciiEqual ("BM"))
return null;
int bpp = header.ToUInt16 (0x1C);
if (bpp != 16 && bpp != 24)
return null;
return new ImageMetaData {
Width = header.ToUInt32 (0x12),
Height = header.ToUInt32 (0x16),
BPP = bpp,
};
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
file.Position = 0x36;
int stride = (int)info.Width * info.BPP / 8;
var pixels = file.ReadBytes (stride * (int)info.Height);
PixelFormat format;
if (16 == info.BPP)
format = PixelFormats.Bgr565;
else
format = PixelFormats.Bgr24;
return ImageData.CreateFlipped (info, format, null, pixels, stride);
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("KgrFormat.Write not implemented");
}
}
}