GARbro-mirror/ArcFormats/Kaguya/ImageAO.cs

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2015-11-24 21:02:26 +08:00
//! \file ImageAO.cs
//! \date Tue Nov 24 15:42:43 2015
//! \brief KaGuYa script engine image format.
//
// 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.ComponentModel.Composition;
using System.IO;
using System.Text;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Imaging;
namespace GameRes.Formats.Kaguya
{
[Export(typeof(ImageFormat))]
public class AoFormat : ApFormat
{
public override string Tag { get { return "AO/KAGUYA"; } }
public override string Description { get { return "KaGuYa script engine image format"; } }
public override uint Signature { get { return 0; } }
public override bool CanWrite { get { return true; } }
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public AoFormat ()
{
Extensions = new string[] { "sp_" };
}
public override ImageMetaData ReadMetaData (Stream stream)
{
int A = stream.ReadByte();
int O = stream.ReadByte();
if ('A' != A || 'O' != O)
return null;
using (var file = new ArcView.Reader (stream))
{
var info = new ImageMetaData();
info.Width = file.ReadUInt32();
info.Height = file.ReadUInt32();
info.BPP = file.ReadInt16();
info.OffsetX = file.ReadInt32();
info.OffsetY = file.ReadInt32();
if (info.Width > 0x8000 || info.Height > 0x8000 || !(32 == info.BPP || 24 == info.BPP))
return null;
return info;
}
}
public override ImageData Read (Stream stream, ImageMetaData info)
{
stream.Position = 0x14;
return ReadBitmapData (stream, info);
}
public override void Write (Stream file, ImageData image)
{
using (var output = new BinaryWriter (file, Encoding.ASCII, true))
{
output.Write ((byte)'A');
output.Write ((byte)'O');
output.Write (image.Width);
output.Write (image.Height);
output.Write ((short)24);
output.Write (image.OffsetX);
output.Write (image.OffsetY);
WriteBitmapData (file, image);
}
}
}
}